Lipson Jeffrey

SEC source: 0001561894-26-000034 · wk-form4_1772672778.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 1,017,090

Underlying: Common stock, par value $0.01 per share · 238,500 shares

Expires not disclosed

F1 · derivative.exercise_price: 1,017,090 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 1,017,090 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of HA Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F1 · derivative.exercise_date: 1,017,090 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 1,017,090 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of HA Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F3 · derivative.expiration_date: N/A

F4 · balance_after: Previously included in this total were 58,139 LTIP Units which did not vest, as certain performance targets for the performance period ended December 31, 2025 were not met.

F5 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-25-000029 · wk-form4_1741126857.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 836,729

Underlying: Common stock, par value $0.01 per share · 274,500 shares

Expires not disclosed

F1 · derivative.exercise_price: 834,729 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 834,729 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F1 · derivative.exercise_date: 834,729 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 834,729 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F3 · derivative.expiration_date: N/A

F4 · balance_after: Previously included in this total were 25,752 LTIP Units which did not vest, as certain performance targets for the performance period ended December 31, 2024 were not met.

F5 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-24-000033 · wk-form4_1709644475.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 587,981

Underlying: Common stock, par value $0.01 per share · 258,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F2 · derivative.exercise_price: 587,981 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 587,981 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_date: 587,981 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 587,981 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F3 · derivative.expiration_date: N/A

F4 · balance_after: Previously included in this total were 20,000 LTIP Units which did not vest, as certain performance targets for the performance period ended December 31, 2023 were not met.

F5 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-23-000106 · wf-form4_169264935390784.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,925

SEC source: 0001561894-23-000049 · wf-form4_167899774134270.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,925

SEC source: 0001561894-23-000037 · wf-form4_167813825775558.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,925

F1 · shares: Consists of shares of Common Stock withheld by the issuer, with approval of the issuer's Board of Directors, in order to satisfy the tax withholding obligation of the reporting person in connection with the vesting of 3,750 shares of Common Stock.

F2 · price: Represents the closing price of the Common Stock on March 3, 2023, the first trading day on or prior to the vesting date.

SEC source: 0001561894-23-000033 · wf-form4_167787997097008.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 349,981

Underlying: Common stock, par value $0.01 per share · 229,500 shares

Expires not disclosed

F1 · derivative.exercise_price: 349,981 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 394,981 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F1 · derivative.exercise_date: 349,981 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 394,981 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

F2 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F3 · derivative.expiration_date: N/A

F4 · balance_after: Previously included in this total were 13,395 LTIP Units which did not vest, as certain performance targets for the performance period ended December 31, 2022 were not met.

F5 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-22-000093 · wf-form4_166802916120578.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,737

SEC source: 0001561894-22-000049 · wf-form4_165273594736231.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,737

F1 · shares: Consists of shares of Common Stock withheld by the issuer, with approval of the issuer's Board of Directors, in order to satisfy the tax withholding obligation of the reporting person in connection with the vesting of 13,526 shares of Common Stock.

F2 · price: Represents the closing price of the Common Stock on May 13, 2022, the first trading day on or prior to the vesting date.

SEC source: 0001561894-22-000049 · wf-form4_165273594736231.xml · nonDerivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,737

SEC source: 0001561894-22-000025 · wf-form4_164850996112143.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 133,876

Underlying: Common stock, par value $0.01 per share · 38,626 shares

Expires not disclosed

F1 · derivative.exercise_price: 133,876 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 133,876 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended.

F2 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F1 · derivative.exercise_date: 133,876 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 133,876 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended.

F2 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F3 · derivative.expiration_date: N/A

F4 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-22-000014 · wf-form4_164686777915870.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,271

F1 · shares: Consists of shares of Common Stock withheld by the issuer, with approval of the issuer's Board of Directors, in order to satisfy the tax withholding obligation of the reporting person in connection with the vesting of 3,750 shares of Common Stock.

F2 · price: Represents the closing price of the Common Stock on March 4, 2022, the first trading day on or prior to the vesting date.

SEC source: 0001561894-21-000090 · wf-form4_162136940094008.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,081

F1 · shares: Consists of shares of Common Stock withheld by the issuer, with approval of the issuer's Board of Directors, in order to satisfy the tax withholding obligation of the reporting person in connection with the vesting of 11,911 shares of Common Stock.

F2 · price: Represents the closing price of the Common Stock on May 14, 2021, the first trading day on or prior to the vesting date.

SEC source: 0001561894-21-000069 · wf-form4_161765915840898.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 95,250

Underlying: Common stock, par value $0.01 per share · 30,000 shares

Expires not disclosed

F2 · derivative.exercise_price: 95,250 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 95,250 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended.

F3 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F2 · derivative.exercise_date: 95,250 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 95,250 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended.

F3 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F4 · derivative.expiration_date: N/A

F5 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-21-000069 · wf-form4_161765915840898.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,001

F1 · price: On April 1, 2021, the reporting person was granted shares of restricted Common Stock that were issued pursuant to the 2013 Hannon Armstrong Sustainable Infrastructure Capital Inc. Equity Incentive Plan, as amended (the "Plan"). The shares vest on May 15, 2022.

SEC source: 0001561894-21-000024 · wf-form4_161532651039728.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,475

F1 · shares: Consists of shares of Common Stock withheld by the issuer, with approval of the issuer's Board of Directors, in order to satisfy the tax withholding obligation of the reporting person in connection with the vesting of 3,750 shares of Common Stock.

F2 · price: Represents the closing price of the Common Stock on March 5, 2021.

SEC source: 0001561894-20-000085 · wf-form4_158595150055240.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 65,250

Underlying: Common stock, par value $0.01 per share · 35,250 shares

Expires not disclosed

F1 · derivative.exercise_price: 65,250 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 65,250 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended. Of the 32,250 LTIP Units issued herein, 11,750 are scheduled to vest in equal annual installments of one-third of the full amount on May 15, 2021, March 5, 2022, and March 5, 2023, subject to continued employment by the Reporting Person and 23,500 represent the maximum amount of LTIP Units that can vest on March 5, 2023 contingent upon the achievement of certain performance criteria ("Vested LTIP Units").

F2 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F1 · derivative.exercise_date: 65,250 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 65,250 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended. Of the 32,250 LTIP Units issued herein, 11,750 are scheduled to vest in equal annual installments of one-third of the full amount on May 15, 2021, March 5, 2022, and March 5, 2023, subject to continued employment by the Reporting Person and 23,500 represent the maximum amount of LTIP Units that can vest on March 5, 2023 contingent upon the achievement of certain performance criteria ("Vested LTIP Units").

F2 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F3 · derivative.expiration_date: N/A

F4 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.

SEC source: 0001561894-20-000049 · wf-form4_158439286355794.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,049

SEC source: 0001561894-20-000034 · wf-form4_158413915230700.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,049

F1 · price: On March 11, 2020, the reporting person was granted shares of restricted Common Stock that were issued pursuant to the 2013 Hannon Armstrong Sustainable Infrastructure Capital Inc. Equity Incentive Plan, as amended (the "Plan"). The shares vest on May 15, 2021.

SEC source: 0001561894-20-000030 · wf-form4_158379263526523.xml · nonDerivative · entry 1

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,138

F1 · shares: Consists of shares of Common Stock withheld by the issuer, with approval of the issuer's Board of Directors, in order to satisfy the tax withholding obligation of the reporting person in connection with the vesting of 3,750 shares of Common Stock.

F2 · price: Represents the closing price of the Common Stock on March 5, 2020.

SEC source: 0001561894-19-000049 · wf-form4_155432670714119.xml · derivative · entry 2

Lipson Jeffrey · CIK 0001769141 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By HASI Management HoldCo LLC

Disclosed balance after: 30,000

Underlying: Common stock, par value $0.01 per share · 30,000 shares

Expires not disclosed

F1 · derivative.exercise_price: 30,000 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 30,000 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended. Of these 30,000 LTIP Units, 10,000 are scheduled to vest in equal annual installments of one-third of the full amount on May 15, 2020, March 5, 2021, and March 5, 2022, subject to continued employment by the Reporting Person and 20,000 represent the maximum amount of LTIP Units that can vest on March 5, 2022 contingent upon the achievement of certain performance criteria ("Vested LTIP Units").

F2 · derivative.exercise_price: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F1 · derivative.exercise_date: 30,000 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 30,000 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended. Of these 30,000 LTIP Units, 10,000 are scheduled to vest in equal annual installments of one-third of the full amount on May 15, 2020, March 5, 2021, and March 5, 2022, subject to continued employment by the Reporting Person and 20,000 represent the maximum amount of LTIP Units that can vest on March 5, 2022 contingent upon the achievement of certain performance criteria ("Vested LTIP Units").

F2 · derivative.exercise_date: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F3 · derivative.expiration_date: N/A

F1 · derivative.underlying_shares: 30,000 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 30,000 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended. Of these 30,000 LTIP Units, 10,000 are scheduled to vest in equal annual installments of one-third of the full amount on May 15, 2020, March 5, 2021, and March 5, 2022, subject to continued employment by the Reporting Person and 20,000 represent the maximum amount of LTIP Units that can vest on March 5, 2022 contingent upon the achievement of certain performance criteria ("Vested LTIP Units").

F2 · derivative.underlying_shares: Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of Hannon Armstrong Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

F4 · ownership.nature: These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with his proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting his proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of his pecuniary interest.