Butcher Benjamin S

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 12

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,721

Underlying: Common Stock, par value $0.01 per share · 16,401 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 11

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 753,686

Underlying: Common Stock, par value $0.01 per share · 16,401 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 · security: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F1 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · nonDerivative · entry 5

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,088

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F3 · price: This represents the weighted average sales price. On January 7, 2021, sales prices ranged from $30.00 to $30.30. On January 8, 2021, sales prices ranged from $30.00 to $30.21. Upon request by the Securities and Exchange Commission (the "SEC"), the Issuer or a stockholder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001179110-21-000521 · edgar.xml · nonDerivative · entry 4

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,489

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 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 10

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 770,087

Underlying: Common Stock, par value $0.01 per share · 101,579 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 140% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2021. 57,984 LTIP Units are fully vested as of the issuance date, and 43,595 LTIP Units are subject to forfeiture until December 31, 2021. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 140% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2021. 57,984 LTIP Units are fully vested as of the issuance date, and 43,595 LTIP Units are subject to forfeiture until December 31, 2021. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F8 · shares: Represents the number of LTIP Units earned as of December 31, 2020 under the performance unit award made in January 2018.

F4 · price: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 140% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2021. 57,984 LTIP Units are fully vested as of the issuance date, and 43,595 LTIP Units are subject to forfeiture until December 31, 2021. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 140% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2021. 57,984 LTIP Units are fully vested as of the issuance date, and 43,595 LTIP Units are subject to forfeiture until December 31, 2021. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 9

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 668,508

Underlying: Common Stock, par value $0.01 per share · 32,350 shares

Expires not disclosed

F7 · security: The LTIP Units were granted to the reporting person on January 7, 2021 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 7, 2021 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · price: The LTIP Units were granted to the reporting person on January 7, 2021 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 7, 2021 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 8

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,320

Underlying: Common Stock, par value $0.01 per share · 23,268 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 7

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,588

Underlying: Common Stock, par value $0.01 per share · 23,268 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · derivative · entry 6

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 636,158

Underlying: Common Stock, par value $0.01 per share · 23,268 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 · security: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F1 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-21-000521 · edgar.xml · nonDerivative · entry 3

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,088

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F3 · price: This represents the weighted average sales price. On January 7, 2021, sales prices ranged from $30.00 to $30.30. On January 8, 2021, sales prices ranged from $30.00 to $30.21. Upon request by the Securities and Exchange Commission (the "SEC"), the Issuer or a stockholder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001179110-21-000521 · edgar.xml · nonDerivative · entry 2

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,356

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 · kind: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 8, 2020 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: On January 7 and 8, 2021, the reporting person converted a total of 39,669 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 39,669 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 39,669 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

SEC source: 0000104894-21-000007 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,060.3518

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 12/31/2020 of $21.63. The units settle only in stock.

SEC source: 0001179110-21-000521 · edgar.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,088

SEC source: 0000104894-20-000104 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,424.6611

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 12/15/2020 of $23.80. The units settle only in stock.

SEC source: 0000104894-20-000086 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,867.2821

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 9/30/2020 of $20.13. The units settle only in stock.

SEC source: 0001179110-20-008625 · edgar.xml · derivative · entry 5

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,320

Underlying: Common Stock, par value $0.01 per share · 82,056 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.

F4 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F4 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F1 · price: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F4 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F4 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F4 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-20-008625 · edgar.xml · derivative · entry 4

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,376

Underlying: Common Stock, par value $0.01 per share · 82,056 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.

F4 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F4 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F1 · price: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F4 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F4 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F4 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-20-008625 · edgar.xml · derivative · entry 3

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 659,426

Underlying: Common Stock, par value $0.01 per share · 82,056 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.

F3 · security: Represents LTIP Units granted to the reporting person pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F3 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F1 · kind: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F1 · price: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F3 · price: Represents LTIP Units granted to the reporting person pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F3 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F3 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-20-008625 · edgar.xml · nonDerivative · entry 2

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,088

F2 · price: This represents the weighted average sales price. Sales prices range from $32.15 to $32.65. Upon request by the Securities and Exchange Commission (the "SEC"), the Issuer or a stockholder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001179110-20-008625 · edgar.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 144,144

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 · kind: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F1 · price: The reporting person converted 82,056 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 82,056 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 82,056 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

SEC source: 0000104894-20-000074 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,771.2668

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 06/30/2020 of $22.20. The units settle only in stock.

SEC source: 0000104894-20-000063 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,302.0478

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 05/15/2020 of $18.85. The units settle only in stock.

SEC source: 0000104894-20-000042 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,650.0478

F1 · security: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 3/31/2020 of $23.87. The units settle only in stock.

SEC source: 0001179110-20-000515 · edgar.xml · derivative · entry 8

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 741,482

Underlying: Common Stock, par value $0.01 per share · 61,112 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2017 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 166% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 8, 2020. 39,328 LTIP Units are fully vested as of the issuance date, and 21,784 LTIP Units are subject to forfeiture until December 31, 2020. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2017 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 166% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 8, 2020. 39,328 LTIP Units are fully vested as of the issuance date, and 21,784 LTIP Units are subject to forfeiture until December 31, 2020. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F8 · shares: Represents the number of LTIP Units earned as of December 31, 2019 under the performance unit award made in January 2017.

F4 · price: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2017 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 166% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 8, 2020. 39,328 LTIP Units are fully vested as of the issuance date, and 21,784 LTIP Units are subject to forfeiture until December 31, 2020. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in January 2017 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 166% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 8, 2020. 39,328 LTIP Units are fully vested as of the issuance date, and 21,784 LTIP Units are subject to forfeiture until December 31, 2020. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-20-000515 · edgar.xml · derivative · entry 7

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 680,370

Underlying: Common Stock, par value $0.01 per share · 30,879 shares

Expires not disclosed

F7 · security: The LTIP Units were granted to the reporting person on January 8, 2020 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 8, 2020 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · price: The LTIP Units were granted to the reporting person on January 8, 2020 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 8, 2020 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-20-000515 · edgar.xml · derivative · entry 6

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,320

Underlying: Common Stock, par value $0.01 per share · 95,067 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 9, 2019 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-20-000515 · edgar.xml · derivative · entry 5

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,387

Underlying: Common Stock, par value $0.01 per share · 88,452 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 9, 2019 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-20-000515 · edgar.xml · derivative · entry 4

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 649,491

Underlying: Common Stock, par value $0.01 per share · 88,452 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 · security: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F1 · kind: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 9, 2019 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-20-000515 · edgar.xml · nonDerivative · entry 3

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,088

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 9, 2019 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F3 · price: This represents the weighted average sales price. Sales prices range from $31.09 to $31.52. Upon request by the Securities and Exchange Commission (the "SEC"), the Issuer or a stockholder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001179110-20-000515 · edgar.xml · nonDerivative · entry 2

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,155

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 · kind: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 9, 2019 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 88,452 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 88,452 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 95,067 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

SEC source: 0000104894-20-000003 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,654.3349

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 12/31/2019 of $29.18. The units settle only in stock.

SEC source: 0000104894-19-000124 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,354.4716

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 12/13/2019 of $29.60. The units settle only in stock.

SEC source: 0001179110-20-000515 · edgar.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,088

SEC source: 0000104894-19-000110 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,665.4716

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 9/30/2019 of $27.36. The units settle only in stock.

SEC source: 0000104894-19-000090 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,070.7626

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 6/28/2019 of $26.73. The units settle only in stock.

SEC source: 0000104894-19-000075 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,468.7926

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 5/15/2019 of $27.43. The units settle only in stock.

SEC source: 0000104894-19-000050 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,646.7926

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 3/29/2019 of $28.38. The units settle only in stock.

SEC source: 0001179110-19-000594 · edgar.xml · derivative · entry 7

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 737,943

Underlying: Common Stock, par value $0.01 per share · 92,689 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in March 2016 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 263% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2019. 53,657 LTIP Units are fully vested as of the issuance date, and 39,032 LTIP Units are subject to forfeiture until December 31, 2019. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in March 2016 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 263% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2019. 53,657 LTIP Units are fully vested as of the issuance date, and 39,032 LTIP Units are subject to forfeiture until December 31, 2019. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F8 · shares: Represents the number of LTIP Units earned as of December 31, 2018 under the performance unit award made in March 2016.

F4 · price: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in March 2016 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 263% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2019. 53,657 LTIP Units are fully vested as of the issuance date, and 39,032 LTIP Units are subject to forfeiture until December 31, 2019. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person by the Board. The LTIP Units were earned by the reporting person based on a performance unit award made in March 2016 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended (the "Equity Incentive Plan"). The reporting person earned 263% of the target number of performance units over a three-year performance period. The Compensation Committee of the Board determined the number of LTIP Units earned on January 7, 2019. 53,657 LTIP Units are fully vested as of the issuance date, and 39,032 LTIP Units are subject to forfeiture until December 31, 2019. For more information on the terms of the performance unit award, please see the Issuer's definitive proxy statement filed with the SEC.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-19-000594 · edgar.xml · derivative · entry 6

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 645,254

Underlying: Common Stock, par value $0.01 per share · 38,706 shares

Expires not disclosed

F7 · security: The LTIP Units were granted to the reporting person on January 7, 2019 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 7, 2019 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · price: The LTIP Units were granted to the reporting person on January 7, 2019 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F7 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 7, 2019 pursuant to the Equity Incentive Plan. The LTIP Units vest on a quarterly basis over a four-year period.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-19-000594 · edgar.xml · derivative · entry 5

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,935

Underlying: Common Stock, par value $0.01 per share · 90,000 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 5, 2018 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-19-000594 · edgar.xml · derivative · entry 4

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,935

Underlying: Common Stock, par value $0.01 per share · 90,000 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.

F6 · security: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F1 · kind: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 5, 2018 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F6 · price: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.exercise_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

F6 · derivative.expiration_date: Represents OP Units in the Operating Partnership. OP Units may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The OP Units are vested as of the date of issuance and have no expiration date.

SEC source: 0001179110-19-000594 · edgar.xml · derivative · entry 3

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 606,548

Underlying: Common Stock, par value $0.01 per share · 90,000 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.

F5 · security: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F1 · kind: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 5, 2018 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F5 · price: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.exercise_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

F5 · derivative.expiration_date: Represents LTIP Units granted to the reporting person pursuant to the Equity Incentive Plan. Over time, the LTIP Units can achieve full parity with OP Units for all purposes. If such parity is reached, non-forfeitable LTIP Units may be converted into OP Units and then may be redeemed for cash equal to the then-current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. LTIP Units do not have an expiration date.

SEC source: 0001179110-19-000594 · edgar.xml · nonDerivative · entry 2

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,088

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 5, 2018 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F3 · price: This represents the weighted average sales price. Sales prices range from $24.08 to $24.58. Upon request by the Securities and Exchange Commission (the "SEC"), the Issuer or a stockholder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0001179110-19-000594 · edgar.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 162,088

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 · kind: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

F2 · kind: The LTIP Units were converted, the OP Units were redeemed and the shares were sold pursuant to an approved Rule 10b5-1 Trading Plan entered into by the reporting person on December 5, 2018 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer (the "Board").

F1 · price: The reporting person converted 90,000 long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership (the "Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, into 90,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 90,000 OP Units. The LTIP Units are convertible into OP Units as they are non-forfeitable and certain conditions to parity have been satisfied. The OP Units held by the reporting person are redeemable for cash equal to the current market value of one share of the Issuer's common stock or, at the Issuer's election, for shares of the Issuer's common stock on a one-for-one basis. The Issuer elected to redeem the reporting person's OP Units with common stock.

SEC source: 0000104894-19-000007 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,829.3534

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 12/31/2018 of $23.00. The units settle only in stock.

SEC source: 0000104894-18-000080 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,448.9182

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 12/14/2018 of $25.77. The units settle only in stock.

SEC source: 0000104894-18-000060 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,508.9182

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 09/28/2018 of $30.65. The units settle only in stock.

SEC source: 0001179110-18-009612 · edgar.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director · Chairman, CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Board-approved redemption by the Issuer of all of its outstanding Series B Preferred Stock pursuant to the terms thereof.

F2 · price: Redemption price per share, which excludes an additional $0.0460069 per share of accrued dividends that were paid upon redemption.

SEC source: 0000104894-18-000050 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,037.1022

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation plan for Directors - the number of shares awarded is based on the closing price on 06/29/2018 of $30.33. The units settle only in stock.

SEC source: 0000104894-18-000042 · edgardoc.xml · nonDerivative · entry 1

Butcher Benjamin S · CIK 0001517406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,564.9782

F1 · shares: These are Restricted Share Units granted pursuant to the Washington Real Estate Investment Trust Deferred Compensation Plan for Directors - the number of shares awarded is based on the closing price on 5/15/2018 of $28.07. The units settle only in stock.