JBGS

SEC source: 0001123292-18-001087 · edgar.xml · nonDerivative · entry 2

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLCs

Disclosed balance after: 4,777,335

F4 · shares: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transactions reflected in Column 4 of Table I represent the sale of Common Shares by the LLCs on a pro rata basis.

F2 · price: The price reported in Column 4 reflects a weighted average price of $39.2913. These shares were sold in multiple transactions at prices ranging from $39.11 to $39.57, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote 2.

F4 · ownership.nature: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transactions reflected in Column 4 of Table I represent the sale of Common Shares by the LLCs on a pro rata basis.

SEC source: 0001123292-18-001087 · edgar.xml · nonDerivative · entry 1

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLCs

Disclosed balance after: 4,823,535

F4 · shares: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transactions reflected in Column 4 of Table I represent the sale of Common Shares by the LLCs on a pro rata basis.

F1 · price: The price reported in Column 4 reflects a weighted average price of $39.9929. These shares were sold in multiple transactions at prices ranging from $39.74 to $40.19, inclusive. The reporting person undertakes to provide to JBG SMITH Properties (the "Issuer"), any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote 1.

F4 · ownership.nature: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transactions reflected in Column 4 of Table I represent the sale of Common Shares by the LLCs on a pro rata basis.

SEC source: 0001123292-18-001077 · edgar.xml · nonDerivative · entry 1

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLCs

Disclosed balance after: 4,874,535

F2 · shares: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of Common Shares by the LLCs on a pro rata basis.

F1 · price: The price reported in Column 4 reflects a weighted average price of $40.0447. These shares were sold in multiple transactions at prices ranging from $39.92 to $40.24, inclusive. The reporting person undertakes to provide to JBG SMITH Properties (the "Issuer"), any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote 1.

F2 · ownership.nature: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of Common Shares by the LLCs on a pro rata basis.

SEC source: 0001123292-18-001073 · edgar.xml · nonDerivative · entry 1

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLCs

Disclosed balance after: 4,974,535

F2 · shares: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of Common Shares by the LLCs on a pro rata basis.

F1 · price: The price reported in Column 4 reflects a weighted average price of $40.1949. These shares were sold in multiple transactions at prices ranging from $39.88 to $40.685, inclusive. The reporting person undertakes to provide to JBG SMITH Properties (the "Issuer"), any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote 1.

F2 · ownership.nature: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of Common Shares by the LLCs on a pro rata basis.

SEC source: 0001123292-18-001072 · edgar.xml · nonDerivative · entry 1

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLCs

Disclosed balance after: 5,074,535

F2 · shares: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of Common Shares by the LLCs on a pro rata basis.

F1 · price: The price reported in Column 4 reflects a weighted average price of $40.4789. These shares were sold in multiple transactions at prices ranging from $40.34 to $40.625, inclusive. The reporting person undertakes to provide to JBG SMITH Properties (the "Issuer"), any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote 1.

F2 · ownership.nature: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of Common Shares by the LLCs on a pro rata basis.

SEC source: 0001104659-18-068582 · a4.xml · nonDerivative · entry 1

HALDEMAN CHARLES E · CIK 0001202325 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,000

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $38.25 to $38.55, inclusive. The reporting person undertakes to provide to JBG SMITH Properties, any security holder of JBG SMITH Properties, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0001104659-18-068579 · a4.xml · derivative · entry 2

Reynolds Kevin · CIK 0001708638 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,453

Underlying: Common Shares · 42,026 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068579 · a4.xml · derivative · entry 1

Reynolds Kevin · CIK 0001708638 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,550

Underlying: Common Shares · 24,592 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068583 · a4.xml · derivative · entry 2

Theriot Stephen W. · CIK 0001578708 · CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,563

Underlying: Common Shares · 21,942 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068583 · a4.xml · derivative · entry 1

Theriot Stephen W. · CIK 0001578708 · CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,650

Underlying: Common Shares · 12,839 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068581 · a4.xml · derivative · entry 2

MUSELES STEVEN A · CIK 0001256324 · Chief Legal Off.&Corp Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,324

Underlying: Common Shares · 14,409 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068581 · a4.xml · derivative · entry 1

MUSELES STEVEN A · CIK 0001256324 · Chief Legal Off.&Corp Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,963

Underlying: Common Shares · 8,431 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068580 · a4.xml · derivative · entry 2

Kelly William Matthew · CIK 0001708667 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 440,404

Underlying: Common Shares · 151,227 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068580 · a4.xml · derivative · entry 1

Kelly William Matthew · CIK 0001708667 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 283,834

Underlying: Common Shares · 88,492 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068578 · a4.xml · derivative · entry 2

Iker James Lee · CIK 0001708639 · Chief Investment Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,839

Underlying: Common Shares · 4,803 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068578 · a4.xml · derivative · entry 1

Iker James Lee · CIK 0001708639 · Chief Investment Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,138

Underlying: Common Shares · 2,810 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068577 · a4.xml · derivative · entry 2

Paul David Peter · CIK 0001708643 · Pres.&Chief Operating Off.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,740

Underlying: Common Shares · 39,496 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068577 · a4.xml · derivative · entry 1

Paul David Peter · CIK 0001708643 · Pres.&Chief Operating Off.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,735

Underlying: Common Shares · 23,111 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068576 · a4.xml · derivative · entry 2

Coulter Brian Patrick · CIK 0001708642 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 110,854

Underlying: Common Shares · 8,405 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · price: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: To the extent earned, these LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing November 2, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, conditioned upon the execution of certain definitive documentation with Amazon, the LTIP Units will vest 50% on the fourth anniversary of the date of grant and 50% on the fifth anniversary of the date of grant (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-068576 · a4.xml · derivative · entry 1

Coulter Brian Patrick · CIK 0001708642 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,391

Underlying: Common Shares · 4,918 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · price: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.exercise_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

F2 · derivative.expiration_date: The LTIP Units will vest in two equal installments, conditioned upon the execution of certain definitive documentation with Amazon, on the fourth and fifth anniversaries of the date of grant, respectively, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-066329 · a4.xml · nonDerivative · entry 1

Iker James Lee · CIK 0001708639 · Chief Investment Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By JI Fund Holdings High, L.L.C.

Disclosed balance after: 0

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 23, 2018.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.32 to $39.54, inclusive. The reporting person undertakes to provide to JBG SMITH Properties, any security holder of JBG SMITH Properties, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0001104659-18-061375 · a4.xml · derivative · entry 1

Kelly William Matthew · CIK 0001708667 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 688,206

Underlying: Common Shares · 320,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of the reporting person's OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service to the Issuer through each vesting date.

F2 · kind: The reporting person transferred these OP Units to a limited liability company in which certain trusts for the benefit of parties other than the reporting person own equity interests. The LLC and the trusts are managed by independent third parties, and the reporting person is no longer a beneficial owner of the OP Units transferred to the LLC.

F1 · price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of the reporting person's OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service to the Issuer through each vesting date.

F1 · derivative.exercise_date: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of the reporting person's OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service to the Issuer through each vesting date.

F1 · derivative.expiration_date: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of the reporting person's OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service to the Issuer through each vesting date.

F3 · balance_after: The Form 4 filed for Mr. Kelly on July 20, 2017 inadvertently reported as directly owned 14,118 OP Units which in fact were and are owned indirectly, through JBG Properties, Inc., as reported herein.

SEC source: 0001104659-18-058020 · a4.xml · nonDerivative · entry 1

Iker James Lee · CIK 0001708639 · Chief Investment Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By JI Fund Holdings High, L.L.C.

Disclosed balance after: 23,836

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 23, 2018.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.50 to $37.72, inclusive. The reporting person undertakes to provide to JBG SMITH Properties, any security holder of JBG SMITH Properties, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0001104659-18-050162 · a4.xml · derivative · entry 2

Glosserman Michael J · CIK 0001436265 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Glosserman Family JBG Operating, L.L.C.

Disclosed balance after: 129,683

Underlying: Common Shares · 16,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of these OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service on the Issuer's Board of Trustees through each vesting date.

F1 · price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of these OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service on the Issuer's Board of Trustees through each vesting date.

F1 · derivative.exercise_date: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of these OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service on the Issuer's Board of Trustees through each vesting date.

F1 · derivative.expiration_date: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of these OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service on the Issuer's Board of Trustees through each vesting date.

F3 · balance_after: The Form 4 filed for Mr. Glosserman on July 20, 2018 inadvertently reported indirect ownership of 3,529 OP Units through Glosserman Family JBG Operating, L.L.C., when in fact these OP Units were and are owned indirectly through JBG Properties, Inc. The number of OP Units reported as indirectly owned through Glosserman Family JBG Operating, L.L.C and JBG Properties, Inc. has been adjusted to correct this error.

SEC source: 0001104659-18-050162 · a4.xml · nonDerivative · entry 1

Glosserman Michael J · CIK 0001436265 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Glosserman Family JBG Operating, L.L.C.

Disclosed balance after: 16,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. 50% of these OP Units vested July 18, 2017 and 50% are scheduled to vest in equal monthly installments, beginning on February 1, 2020 and ending on July 1, 2022, subject to the reporting person's continued service on the Issuer's Board of Trustees through each vesting date.

SEC source: 0001104659-18-049821 · a4.xml · derivative · entry 1

MUSELES STEVEN A · CIK 0001256324 · Chief Legal Off. & Corp Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,457

Underlying: Common Shares · 10,242 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership interests in JBG SMITH Properties LP, the operating partnership (the "OP") of JBG SMITH Properties (the "Issuer"), designated as Formation Units ("Formation Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. Formation Units are a class of units in the OP similar to "net exercise" stock option awards, that are convertible by the holder, once vested, into a number of vested limited partnership units of the OP designated as LTIP Units ("LTIP Units"), determined by the increase in the value of a common share of the Issuer, par value $0.01 (a "Common Share") at the time of conversion over the value of a Common Share at the time the Formation Unit was granted. [footnote continued]

F2 · derivative.exercise_price: [Continued from footnote] Vested LTIP Units into which Formation Units have been converted are further convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of limited partnership units of the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the Formation Units. The Formation Units will vest 25% on each of the third and fourth anniversaries, and 50% on the fifth anniversary, of July 18, 2017, subject to continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership interests in JBG SMITH Properties LP, the operating partnership (the "OP") of JBG SMITH Properties (the "Issuer"), designated as Formation Units ("Formation Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. Formation Units are a class of units in the OP similar to "net exercise" stock option awards, that are convertible by the holder, once vested, into a number of vested limited partnership units of the OP designated as LTIP Units ("LTIP Units"), determined by the increase in the value of a common share of the Issuer, par value $0.01 (a "Common Share") at the time of conversion over the value of a Common Share at the time the Formation Unit was granted. [footnote continued]

F2 · price: [Continued from footnote] Vested LTIP Units into which Formation Units have been converted are further convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of limited partnership units of the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the Formation Units. The Formation Units will vest 25% on each of the third and fourth anniversaries, and 50% on the fifth anniversary, of July 18, 2017, subject to continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership interests in JBG SMITH Properties LP, the operating partnership (the "OP") of JBG SMITH Properties (the "Issuer"), designated as Formation Units ("Formation Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. Formation Units are a class of units in the OP similar to "net exercise" stock option awards, that are convertible by the holder, once vested, into a number of vested limited partnership units of the OP designated as LTIP Units ("LTIP Units"), determined by the increase in the value of a common share of the Issuer, par value $0.01 (a "Common Share") at the time of conversion over the value of a Common Share at the time the Formation Unit was granted. [footnote continued]

F2 · derivative.exercise_date: [Continued from footnote] Vested LTIP Units into which Formation Units have been converted are further convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of limited partnership units of the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the Formation Units. The Formation Units will vest 25% on each of the third and fourth anniversaries, and 50% on the fifth anniversary, of July 18, 2017, subject to continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership interests in JBG SMITH Properties LP, the operating partnership (the "OP") of JBG SMITH Properties (the "Issuer"), designated as Formation Units ("Formation Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. Formation Units are a class of units in the OP similar to "net exercise" stock option awards, that are convertible by the holder, once vested, into a number of vested limited partnership units of the OP designated as LTIP Units ("LTIP Units"), determined by the increase in the value of a common share of the Issuer, par value $0.01 (a "Common Share") at the time of conversion over the value of a Common Share at the time the Formation Unit was granted. [footnote continued]

F2 · derivative.expiration_date: [Continued from footnote] Vested LTIP Units into which Formation Units have been converted are further convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of limited partnership units of the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the Formation Units. The Formation Units will vest 25% on each of the third and fourth anniversaries, and 50% on the fifth anniversary, of July 18, 2017, subject to continued employment through each vesting date.

SEC source: 0001104659-18-049194 · a4.xml · derivative · entry 2

Iker James Lee · CIK 0001708639 · Chief Investment Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By JI Fund Holdings High, L.L.C.

Disclosed balance after: 0

Underlying: Common Shares · 47,673 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. The OP Units were fully vested on the date of grant.

F1 · price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. The OP Units were fully vested on the date of grant.

F1 · derivative.exercise_date: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. The OP Units were fully vested on the date of grant.

F1 · derivative.expiration_date: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. The OP Units were fully vested on the date of grant.

SEC source: 0001104659-18-049194 · a4.xml · nonDerivative · entry 1

Iker James Lee · CIK 0001708639 · Chief Investment Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By JI Fund Holdings High, L.L.C.

Disclosed balance after: 47,673

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option, beginning August 1, 2018. The OP Units were fully vested on the date of grant.

SEC source: 0001123292-18-000825 · edgar.xml · nonDerivative · entry 1

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By LLCs

Disclosed balance after: 5,104,535

F2 · shares: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of 40,533 Common Shares by five of the LLCs.

F1 · price: The price reported in Column 4 reflects a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.00 to 38.38, inclusive. The reporting person undertakes to provide to JBG SMITH Properties (the "Issuer"), any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote 1.

F2 · ownership.nature: The Issuer previously issued to ten limited liability companies (the "LLCs") controlled by the reporting person common shares, par value $0.01 ("Common Shares"), of the Issuer as consideration for the contribution of certain assets by The JBG Companies and investment funds associated with The JBG Companies to the Issuer or its subsidiaries in connection with a previously completed business combination transaction. The reporting person is, directly or indirectly, the sole or majority owner of the membership interests of each of the LLCs. The reporting person disclaims beneficial ownership of the Common Shares except to the extent of its pecuniary interest therein. The transaction reflected in Column 4 represents the sale of 40,533 Common Shares by five of the LLCs.

SEC source: 0001104659-18-036715 · a4.xml · derivative · entry 1

Theriot Stephen W. · CIK 0001578708 · CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,335

Underlying: Common Shares · 135 shares

Expires not disclosed

F1 · derivative.exercise_price: The Phantom Units have a conversion or exercise price of 1 for 1 and represent compensation deferred by the reporting person into interests held through the Vornado Realty Trust Nonqualified Deferred Compensation Plan that are valued with respect to the common shares of JBG SMITH Properties, par value $0.01 per share ("Common Shares"). The Phantom Units become payable in cash or Common Shares to the reporting person commencing upon a distribution at a future date from the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

F1 · derivative.exercise_date: The Phantom Units have a conversion or exercise price of 1 for 1 and represent compensation deferred by the reporting person into interests held through the Vornado Realty Trust Nonqualified Deferred Compensation Plan that are valued with respect to the common shares of JBG SMITH Properties, par value $0.01 per share ("Common Shares"). The Phantom Units become payable in cash or Common Shares to the reporting person commencing upon a distribution at a future date from the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

F1 · derivative.expiration_date: The Phantom Units have a conversion or exercise price of 1 for 1 and represent compensation deferred by the reporting person into interests held through the Vornado Realty Trust Nonqualified Deferred Compensation Plan that are valued with respect to the common shares of JBG SMITH Properties, par value $0.01 per share ("Common Shares"). The Phantom Units become payable in cash or Common Shares to the reporting person commencing upon a distribution at a future date from the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

SEC source: 0001104659-18-032152 · a4.xml · derivative · entry 5

ROTH STEVEN · CIK 0000904503 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 10,246 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: The Phantom Units have a conversion or exercise price of 1 for 1 and represent compensation deferred by the reporting person into interests held through the Vornado Realty Trust Nonqualified Deferred Compensation Plan that are valued with respect to the Common Shares of JBG SMITH Properties.

F1 · price: On May 8, 2018, Mr. Roth received 10,246 Common Shares of JBG SMITH Properties, par value $0.01 per share ("Common Shares"), in settlement of an equal number of Phantom Units held pursuant to the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

F6 · derivative.exercise_date: The Phantom Units were settled by a distribution to the reporting person of the underlying security from the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

F6 · derivative.expiration_date: The Phantom Units were settled by a distribution to the reporting person of the underlying security from the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

SEC source: 0001104659-18-032152 · a4.xml · nonDerivative · entry 1

ROTH STEVEN · CIK 0000904503 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,493,515

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: On May 8, 2018, Mr. Roth received 10,246 Common Shares of JBG SMITH Properties, par value $0.01 per share ("Common Shares"), in settlement of an equal number of Phantom Units held pursuant to the Vornado Realty Trust Nonqualified Deferred Compensation Plan.

SEC source: 0001104659-18-030928 · a4.xml · derivative · entry 1

ROTH STEVEN · CIK 0000904503 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,577

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030929 · a4.xml · derivative · entry 1

Wood John F · CIK 0001709650 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030933 · a4.xml · derivative · entry 1

SHUMAN D ELLEN · CIK 0001230126 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030934 · a4.xml · derivative · entry 1

Glosserman Michael J · CIK 0001436265 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,577

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030931 · a4.xml · derivative · entry 1

MULROW WILLIAM J · CIK 0001249712 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030927 · a4.xml · derivative · entry 1

SCHEAR MITCHELL N · CIK 0001246488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,577

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030924 · a4.xml · derivative · entry 1

Forman Alan S · CIK 0001309439 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030923 · a4.xml · derivative · entry 1

HALDEMAN CHARLES E · CIK 0001202325 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030922 · a4.xml · derivative · entry 1

MELTON CAROL A · CIK 0001200608 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001104659-18-030920 · a4.xml · derivative · entry 1

ESTES SCOTT A · CIK 0001242824 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · price: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

SEC source: 0001123292-18-000743 · edgar.xml · derivative · entry 1

YALE UNIVERSITY · CIK 0000938582 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By employee

Disclosed balance after: 9,315

Underlying: Common Shares · 2,577 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan received by an employee of the reporting person who serves as a member of the Issuer's Board of Trustees (the "Board") in such employee's capacity as a trustee. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. [footnote cont'd]

F2 · derivative.exercise_price: [continuation] The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units were fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances. Pursuant to an arrangement between the reporting person and such employee, the reporting person is entitled to receive, as of or prior to the time such employee ceases to serve as a trustee of the Issuer, all LTIP Units and other equity awards acquired by the employee while employed by the reporting person.

F1 · price: Represents a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan received by an employee of the reporting person who serves as a member of the Issuer's Board of Trustees (the "Board") in such employee's capacity as a trustee. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. [footnote cont'd]

F2 · price: [continuation] The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units were fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances. Pursuant to an arrangement between the reporting person and such employee, the reporting person is entitled to receive, as of or prior to the time such employee ceases to serve as a trustee of the Issuer, all LTIP Units and other equity awards acquired by the employee while employed by the reporting person.

F1 · derivative.exercise_date: Represents a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan received by an employee of the reporting person who serves as a member of the Issuer's Board of Trustees (the "Board") in such employee's capacity as a trustee. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. [footnote cont'd]

F2 · derivative.exercise_date: [continuation] The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units were fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances. Pursuant to an arrangement between the reporting person and such employee, the reporting person is entitled to receive, as of or prior to the time such employee ceases to serve as a trustee of the Issuer, all LTIP Units and other equity awards acquired by the employee while employed by the reporting person.

F1 · derivative.expiration_date: Represents a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan received by an employee of the reporting person who serves as a member of the Issuer's Board of Trustees (the "Board") in such employee's capacity as a trustee. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. [footnote cont'd]

F2 · derivative.expiration_date: [continuation] The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units were fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances. Pursuant to an arrangement between the reporting person and such employee, the reporting person is entitled to receive, as of or prior to the time such employee ceases to serve as a trustee of the Issuer, all LTIP Units and other equity awards acquired by the employee while employed by the reporting person.

F1 · ownership.nature: Represents a grant of limited partnership units of JBG Smith Properties LP, JBG Smith Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan received by an employee of the reporting person who serves as a member of the Issuer's Board of Trustees (the "Board") in such employee's capacity as a trustee. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. [footnote cont'd]

F2 · ownership.nature: [continuation] The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance. The LTIP Units were fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances. Pursuant to an arrangement between the reporting person and such employee, the reporting person is entitled to receive, as of or prior to the time such employee ceases to serve as a trustee of the Issuer, all LTIP Units and other equity awards acquired by the employee while employed by the reporting person.

SEC source: 0001104659-18-017878 · a4.xml · nonDerivative · entry 1

MELTON CAROL A · CIK 0001200608 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $33.90 to $33.93, inclusive. The reporting person undertakes to provide to JBG SMITH Properties, any security holder of JBG SMITH Properties, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0001104659-18-006927 · a4.xml · derivative · entry 2

Reynolds Kevin · CIK 0001708638 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,427

Underlying: Common Shares · 25,469 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · price: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-006927 · a4.xml · derivative · entry 1

Reynolds Kevin · CIK 0001708638 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,958

Underlying: Common Shares · 13,830 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.exercise_price: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · price: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.exercise_date: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.expiration_date: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-006930 · a4.xml · derivative · entry 2

Coulter Brian Patrick · CIK 0001708642 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,449

Underlying: Common Shares · 32,976 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · price: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-006930 · a4.xml · derivative · entry 1

Coulter Brian Patrick · CIK 0001708642 · Co-Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,473

Underlying: Common Shares · 17,906 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.exercise_price: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · price: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.exercise_date: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.expiration_date: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-006929 · a4.xml · derivative · entry 2

MUSELES STEVEN A · CIK 0001256324 · Chief Legal Off. & Corp Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,915

Underlying: Common Shares · 9,383 shares

Expires not disclosed

F3 · derivative.exercise_price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_price: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · price: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · price: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.exercise_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.exercise_date: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

F3 · derivative.expiration_date: The reporting person received a grant of LTIP Units pursuant to the Omnibus Plan. These LTIP Units, plus any LTIP Units received in respect of accrued dividend equivalents pursuant to the terms of the award agreements, are a class of units in the OP that, if earned and vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP Units issuance.

F4 · derivative.expiration_date: These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 31, 2018 (or under certain circumstances, over an additional seven-year performance period thereafter). To the extent earned, the LTIP Units will vest 50% on the date the number of LTIP Units that become earned is determined and 50% on January 30, 2022 (or, if any LTIP Units become earned during the additional seven-year performance period, on such date the LTIP Units become earned), subject to the reporting person's continued employment through each vesting date.

SEC source: 0001104659-18-006929 · a4.xml · derivative · entry 1

MUSELES STEVEN A · CIK 0001256324 · Chief Legal Off. & Corp Secy

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,532

Underlying: Common Shares · 5,095 shares

Expires not disclosed

F1 · derivative.exercise_price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.exercise_price: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · price: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · price: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · derivative.exercise_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.exercise_date: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.

F1 · derivative.expiration_date: The reporting person received a grant of limited partnership units in JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan ("Omnibus Plan"). These LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the LTIP issuance.

F2 · derivative.expiration_date: The LTIP Units vest 25% on each of the first through fourth anniversaries of January 1, 2018, subject to reporting person's continued employment through each vesting date.