COLBERT VIRGIS

SEC source: 0001189309-26-000014 · form4-07162026_080701.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,067

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 10, 2026, which was $38.89.

F2 · balance_after: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001189309-26-000012 · form4-04172026_080456.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,650

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 10, 2026, which was $36.86.

SEC source: 0001189309-26-000010 · form4-04172026_080456.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,650

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 10, 2026, which was $36.86.

SEC source: 0001189309-26-000008 · form4-02232026_090258.xml · nonDerivative · entry 2

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,210

F1 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001189309-26-000008 · form4-02232026_090258.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,890

F1 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001189309-26-000004 · form4-01202026_090152.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,171

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 12, 2026, which was $37.36.

F2 · balance_after: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001189309-26-000002 · form4-01122026_090150.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,893

Underlying: Common Stock, par value $0.01 per share · 3,369 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2026 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2026 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2026 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2026 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001189309-25-000006 · form4-10162025_091041.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,737

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 10, 2025, which was $35.93.

SEC source: 0001415889-25-019945 · form4-07172025_080711.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,285

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 10, 2025, which was $36.31.

SEC source: 0001415889-25-010701 · form4-04152025_090456.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,838

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 10, 2025, which was $33.60.

SEC source: 0001415889-25-001541 · form4-01162025_090140.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,355

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 8, 2025, which was $33.58.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-25-001276 · form4-01102025_090139.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,524

Underlying: Common Stock, par value $0.01 per share · 3,812 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2025 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2025 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2025 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2025 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units vest on a quarterly basis over a one-year period.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001415889-24-025217 · form4-10162024_091026.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,872

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 9, 2024, which was $38.19.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-24-019697 · form4-07172024_090715.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,447

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 10, 2024, which was $35.75.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-24-011020 · form4-04172024_080440.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,993

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $16,250.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 10, 2024, which was $37.71.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-24-001097 · form4-01162024_090105.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,563

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 10, 2024, which was $39.01.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-24-000922 · form4-01102024_090142.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,712

Underlying: Common Stock, par value $0.01 per share · 3,243 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2024 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2024.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2024 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2024.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2024 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2024.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2024 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2024.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001415889-23-014380 · form4-10182023_121033.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,211

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 11, 2023, which was $34.33.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-23-011306 · form4-07192023_070749.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,811

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 12, 2023, which was $36.26.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-23-006734 · form4-04192023_090458.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,432

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 12, 2023, which was $33.13.

F2 · ownership.direct: The securities are held in a trust for the benefit of the reporting person. The reporting person is the trustee of the trust.

SEC source: 0001415889-23-004832 · form4-03142023_060318.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,017

F1 · price: This represents the weighted average sales price. Sales prices range from $31.81 to $31.85. Upon request by the Securities and Exchange Commission, 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: 0001415889-23-003412 · form4-02272023_110239.xml · derivative · entry 4

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.01 per share · 23,911 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 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.

F3 · 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 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.

F3 · 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.

F3 · 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: 0001415889-23-003412 · form4-02272023_110239.xml · derivative · entry 3

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,911

Underlying: Common Stock, par value $0.01 per share · 23,911 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 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.

F3 · 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 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.

F3 · 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.

F3 · 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: 0001415889-23-003412 · form4-02272023_110239.xml · derivative · entry 2

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,469

Underlying: Common Stock, par value $0.01 per share · 23,911 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.

F2 · 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.

F2 · 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 · 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.

F2 · 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.

F2 · 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: 0001415889-23-003412 · form4-02272023_110239.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,928

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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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 23,911 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 23,911 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed 23,911 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: 0001415889-23-001132 · form4-01192023_120107.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,017

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 11, 2023, which was $33.10.

F2 · balance_after: Due to an inadvertent administrative error in a Form 4 filed on April 20, 2022, the number of shares beneficially owned reported was 15,361 shares, rather than the correct number of 15,670. The result of the error in subsequent filings was to under report direct holdings by the reporting person by 309 shares. This filing properly reflects the correct number of shares as of January 18, 2023.

SEC source: 0001415889-23-000980 · form4-01132023_090149.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,380

Underlying: Common Stock, par value $0.01 per share · 3,299 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 11, 2023 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2023.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 11, 2023 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2023.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 11, 2023 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2023.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 11, 2023 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2023.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001415889-22-010687 · form4-10182022_021003.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,293

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 12, 2022, which was $28.14.

SEC source: 0001415889-22-007787 · form4-07192022_010739.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,805

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 12, 2022, which was $30.94.

SEC source: 0001179110-22-002678 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,361

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $13,750.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 12, 2022, which was $41.28.

SEC source: 0001104659-22-005010 · tm223305-2_4seq1.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,028

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 12, 2022, which was $45.72.

SEC source: 0001179110-22-000446 · edgar.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,081

Underlying: Common Stock, par value $0.01 per share · 2,615 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 10, 2022 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2022.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 10, 2022 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2022.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 10, 2022 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2022.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 10, 2022 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2022.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001179110-22-001121 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,337

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 12, 2021, which was $40.44.

SEC source: 0001179110-21-007522 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,755

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 12, 2021, which was $38.16.

SEC source: 0001179110-21-004451 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,428

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended April 12, 2021, which was $34.47.

SEC source: 0001179110-21-000675 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,066

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 12, 2021, which was $30.52.

SEC source: 0001179110-21-000512 · edgar.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,466

Underlying: Common Stock, par value $0.01 per share · 3,555 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2021 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2021.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2021 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2021.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2021 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2021.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 7, 2021 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until December 31, 2021.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001209191-20-064974 · doc4.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,075

F1 · shares: ward of restricted stock units, each representing a contingent right to one share of common stock, which vests in full on December 18, 2021.

F1 · price: ward of restricted stock units, each representing a contingent right to one share of common stock, which vests in full on December 18, 2021.

SEC source: 0000899243-20-034202 · doc4.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,243

F1 · price: Reflects an award of restricted stock units for the reporting person's service as a director, each representing a contingent right to one share of common stock, which, subject to continued service, shall vest on May 26, 2021.

SEC source: 0001179110-20-010513 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,657

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 12, 2020, which was $31.86.

SEC source: 0001179110-20-008300 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,265

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 10, 2020, which was $29.25.

SEC source: 0000899243-20-014663 · doc4.xml · nonDerivative · entry 2

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,955

F2 · price: Reflects an award of restricted stock units for the reporting person's service as a director, each representing a contingent right to one share of common stock, which, subject to continued service, shall vest on the business day immediately prior to the issuer's next annual meeting of shareholders.

SEC source: 0000899243-20-014663 · doc4.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,398

F1 · price: Reflects a grant of shares of the issuer's common stock in lieu of the final cash compensation installment for the reporting person's service as a director in 2019-2020.

SEC source: 0001179110-20-004948 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,838

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended March 27, 2020, which was $23.30

SEC source: 0001179110-20-000605 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,302

F1 · price: The shares were issued to the reporting person pursuant to STAG Industrial, Inc.'s 2011 Equity Incentive Plan, as amended, in lieu of quarterly fees of $12,500.00 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended January 10, 2020, which was $31.46.

SEC source: 0001179110-20-000504 · edgar.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,911

Underlying: Common Stock, par value $0.01 per share · 3,393 shares

Expires not disclosed

F1 · security: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2020 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2021.

F1 · derivative.exercise_price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2020 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2021.

F2 · derivative.exercise_price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · price: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2020 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2021.

F2 · price: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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 · derivative.exercise_date: The long-term incentive plan units ("LTIP Units") of STAG Industrial Operating Partnership, L.P., a Delaware limited partnership ("Operating Partnership"), of which STAG Industrial, Inc., a Maryland corporation (the "Issuer"), is the sole member of the general partner, were granted to the reporting person on January 8, 2020 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2021.

F2 · derivative.exercise_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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.

F2 · derivative.expiration_date: Over time, the LTIP Units can achieve full parity with common units of limited partnership of the Operating Partnership ("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: 0001179110-19-011114 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,905

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc. 2011 Equity Incentive Plan, as amended in lieu of quarterly fees of $12,500 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended October 10, 2019, which was $29.84.

SEC source: 0001209191-19-052182 · doc4.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,666

F1 · shares: Award of restricted stock units, each representing a contingent right to one share of common stock, which vests in full on October 1, 2020.

F1 · price: Award of restricted stock units, each representing a contingent right to one share of common stock, which vests in full on October 1, 2020.

SEC source: 0001179110-19-008677 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,487

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc. 2011 Equity Incentive Plan in lieu of quarterly fees of $12,500 for the reporting person's services as a director. The shares were valued at the average closing price of the shares for the 10-day period ended July 10, 2019, which was $30.48.

SEC source: 0001209191-19-041693 · doc4.xml · nonDerivative · entry 3

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,411

F3 · shares: Award of restricted stock units, each representing a contingent right to one share of common stock, which vests in full on July 8, 2020.

F3 · price: Award of restricted stock units, each representing a contingent right to one share of common stock, which vests in full on July 8, 2020.