STAG

SEC source: 0001179110-18-000870 · edgar.xml · nonDerivative · entry 1

WEGER HANS S · CIK 0001229305 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,628

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan 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 10, 2018, which was $26.78.

SEC source: 0001179110-18-000869 · edgar.xml · nonDerivative · entry 1

Guillemette Larry T · CIK 0001518209 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,190

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan 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 10, 2018, which was $26.78.

SEC source: 0001179110-18-000868 · edgar.xml · nonDerivative · entry 1

Jacoby Francis X III · CIK 0001517991 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,900

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan 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, 2018, which was $26.78.

SEC source: 0001179110-18-000867 · edgar.xml · nonDerivative · entry 1

Fearey Peter S · CIK 0001667863 · EVP/Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,700

SEC source: 0001179110-18-000756 · edgar.xml · derivative · entry 1

Fearey Peter S · CIK 0001667863 · EVP/Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,691

Underlying: Common Stock, par value $0.01 per share · 9,580 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

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 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

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 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

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 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: 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 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: 0001179110-18-000772 · edgar.xml · derivative · entry 1

MARR CHRISTOPHER P · CIK 0001185498 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,421

Underlying: Common Stock, par value $0.01 per share · 3,592 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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: 0001179110-18-000773 · edgar.xml · derivative · entry 1

WEGER HANS S · CIK 0001229305 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,831

Underlying: Common Stock, par value $0.01 per share · 3,592 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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: 0001179110-18-000771 · edgar.xml · derivative · entry 1

Jacoby Francis X III · CIK 0001517991 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,831

Underlying: Common Stock, par value $0.01 per share · 3,592 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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: 0001179110-18-000769 · edgar.xml · derivative · entry 1

Furber Jeffrey D. · CIK 0001504780 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,831

Underlying: Common Stock, par value $0.01 per share · 3,592 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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: 0001179110-18-000758 · edgar.xml · derivative · entry 2

Sullivan Jeffrey M · CIK 0001628854 · EVP, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,626

Underlying: Common Stock, par value $0.01 per share · 24,589 shares

Expires not disclosed

F3 · security: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

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 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.

F3 · derivative.exercise_price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F3 · date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F4 · shares: Represents the number of LTIP Units earned as of December 31, 2017 under the Program, based upon certain performance hurdles having been met by the Issuer and the percentage of the reporting person's interest in the outperformance pool established by the Issuer under the Program.

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 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.

F3 · price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

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 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.

F3 · derivative.exercise_date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

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 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: 0001179110-18-000758 · edgar.xml · derivative · entry 1

Sullivan Jeffrey M · CIK 0001628854 · EVP, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,037

Underlying: Common Stock, par value $0.01 per share · 11,976 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

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 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

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 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

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 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: 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 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: 0001179110-18-000770 · edgar.xml · derivative · entry 1

Guillemette Larry T · CIK 0001518209 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,831

Underlying: Common Stock, par value $0.01 per share · 3,592 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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: 0001179110-18-000759 · edgar.xml · derivative · entry 7

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.01 per share · 18,492 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.

F8 · 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.

F8 · 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 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000759 · edgar.xml · derivative · entry 6

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,492

Underlying: Common Stock, par value $0.01 per share · 18,492 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.

F8 · 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.

F8 · 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 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000759 · edgar.xml · derivative · entry 5

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,943

Underlying: Common Stock, par value $0.01 per share · 18,492 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 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.

F6 · 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 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 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.

F6 · 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.

F6 · 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: 0001179110-18-000759 · edgar.xml · derivative · entry 4

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,435

Underlying: Common Stock, par value $0.01 per share · 12,683 shares

Expires not disclosed

F5 · security: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F5 · derivative.exercise_price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F7 · shares: Represents the number of LTIP Units earned as of December 31, 2017 under the Program, based upon certain performance hurdles having been met by the Issuer and the percentage of the reporting person's interest in the outperformance pool established by the Issuer under the Program.

F5 · price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · derivative.exercise_date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F6 · 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: 0001179110-18-000759 · edgar.xml · derivative · entry 3

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,752

Underlying: Common Stock, par value $0.01 per share · 13,832 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F6 · 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: 0001179110-18-000759 · edgar.xml · nonDerivative · entry 2

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,604

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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F3 · price: This represents the weighted average sales price. Sales prices range from $26.34 to $26.48. 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: 0001179110-18-000759 · edgar.xml · nonDerivative · entry 1

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,493

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 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 18,492 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 18,492 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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: 0001179110-18-000760 · edgar.xml · derivative · entry 7

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,248

Underlying: Common Stock, par value $0.01 per share · 24,000 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.

F8 · 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.

F8 · 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 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000760 · edgar.xml · derivative · entry 6

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,248

Underlying: Common Stock, par value $0.01 per share · 24,000 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.

F8 · 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.

F8 · 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 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000760 · edgar.xml · derivative · entry 5

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 274,749

Underlying: Common Stock, par value $0.01 per share · 24,000 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 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.

F6 · 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 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 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.

F6 · 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.

F6 · 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: 0001179110-18-000760 · edgar.xml · derivative · entry 4

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 298,749

Underlying: Common Stock, par value $0.01 per share · 26,401 shares

Expires not disclosed

F5 · security: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F5 · derivative.exercise_price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F7 · shares: Represents the number of LTIP Units earned as of December 31, 2017 under the Program, based upon certain performance hurdles having been met by the Issuer and the percentage of the reporting person's interest in the outperformance pool established by the Issuer under the Program.

F5 · price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · derivative.exercise_date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F6 · 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: 0001179110-18-000760 · edgar.xml · derivative · entry 3

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 272,348

Underlying: Common Stock, par value $0.01 per share · 18,338 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F6 · 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: 0001179110-18-000760 · edgar.xml · nonDerivative · entry 2

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,000

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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F3 · price: This represents the weighted average sales price. Sales prices range from $26.32 to $26.50. 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: 0001179110-18-000760 · edgar.xml · nonDerivative · entry 1

Mecke Stephen C · CIK 0001517397 · COO and EVP

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,000

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

F1 · kind: The reporting person converted 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 24,000 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 24,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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: 0001179110-18-000761 · 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: 15,935

Underlying: Common Stock, par value $0.01 per share · 68,180 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.

F8 · 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.

F8 · 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 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000761 · 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: 84,115

Underlying: Common Stock, par value $0.01 per share · 68,180 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.

F8 · 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.

F8 · 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 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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.

F9 · balance_after: Includes 6,615 OP Units previously held through Net Lease Aggregation Funds, LLC and BSB STAG III, LLC, for which the reporting person was the managing member. Such OP Units are now held directly.

SEC source: 0001179110-18-000761 · 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: 696,548

Underlying: Common Stock, par value $0.01 per share · 68,180 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 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.

F6 · 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 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 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.

F6 · 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.

F6 · 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: 0001179110-18-000761 · 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: 764,728

Underlying: Common Stock, par value $0.01 per share · 76,617 shares

Expires not disclosed

F5 · security: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F5 · derivative.exercise_price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F7 · shares: Represents the number of LTIP Units earned as of December 31, 2017 under the Program, based upon certain performance hurdles having been met by the Issuer and the percentage of the reporting person's interest in the outperformance pool established by the Issuer under the Program.

F5 · price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · derivative.exercise_date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F6 · 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: 0001179110-18-000761 · 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: 688,111

Underlying: Common Stock, par value $0.01 per share · 36,327 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F6 · 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: 0001179110-18-000761 · 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F3 · price: This represents the weighted average sales price. Sales prices range from $26.35 to $26.63. 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: 0001179110-18-000761 · 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: 140,268

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 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 68,180 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 68,180 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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: 0001179110-18-000768 · edgar.xml · derivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,690

Underlying: Common Stock, par value $0.01 per share · 3,592 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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture until January 1, 2019.

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: 0001179110-18-000757 · edgar.xml · derivative · entry 7

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.01 per share · 35,000 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.

F8 · 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.

F8 · 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 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000757 · edgar.xml · derivative · entry 6

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,000

Underlying: Common Stock, par value $0.01 per share · 35,000 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.

F8 · 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.

F8 · 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 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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.

F8 · 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.

F8 · 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.

F8 · 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: 0001179110-18-000757 · edgar.xml · derivative · entry 5

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,311

Underlying: Common Stock, par value $0.01 per share · 35,000 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 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.

F6 · 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 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 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.

F6 · 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.

F6 · 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: 0001179110-18-000757 · edgar.xml · derivative · entry 4

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,311

Underlying: Common Stock, par value $0.01 per share · 23,295 shares

Expires not disclosed

F5 · security: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F5 · derivative.exercise_price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F7 · shares: Represents the number of LTIP Units earned as of December 31, 2017 under the Program, based upon certain performance hurdles having been met by the Issuer and the percentage of the reporting person's interest in the outperformance pool established by the Issuer under the Program.

F5 · price: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F5 · derivative.exercise_date: Pursuant to the terms of the Issuer's 2015 Outperformance Program (the "Program"), which was established pursuant to the Issuer's 2011 Equity Incentive Plan, as amended, the LTIP Units were "earned" upon the achievement of performance hurdles as of December 31, 2017, subject to a determination by the Compensation Committee of the Issuer's Board of Directors (the "Compensation Committee") that such hurdles were met. The determination that these performance hurdles were met was made by the Compensation Committee on January 5, 2018. The LTIP Units are fully vested as of the date of grant.

F6 · 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.

F6 · 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: 0001179110-18-000757 · edgar.xml · derivative · entry 3

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,016

Underlying: Common Stock, par value $0.01 per share · 11,976 shares

Expires not disclosed

F4 · security: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F4 · derivative.exercise_price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · price: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F4 · derivative.exercise_date: The LTIP Units were granted to the reporting person on January 5, 2018 pursuant to the Issuer's 2011 Equity Incentive Plan, as amended. The LTIP Units are subject to forfeiture over a four-year period.

F6 · 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.

F6 · 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: 0001179110-18-000757 · edgar.xml · nonDerivative · entry 2

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 364

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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F3 · price: This represents the weighted average sales price. Sales prices range from $26.36 to $26.4775. 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: 0001179110-18-000757 · edgar.xml · nonDerivative · entry 1

King David G · CIK 0001517398 · EVP and Director-Real Estate

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,364

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 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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 6, 2017 in compliance with the Rule 10b5-1 Guidelines adopted by the Board of Directors of the Issuer.

F1 · price: The reporting person converted 35,000 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 35,000 common units of limited partnership of the Operating Partnership ("OP Units") and redeemed the 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 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: 0001179110-18-000542 · edgar.xml · nonDerivative · entry 2

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,001

SEC source: 0001179110-18-000544 · edgar.xml · nonDerivative · entry 1

Fearey Peter S · CIK 0001667863 · EVP/Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,842

SEC source: 0001179110-18-000542 · edgar.xml · nonDerivative · entry 1

Crooker William R · CIK 0001606421 · EVP, CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,175

SEC source: 0001179110-18-002080 · edgar.xml · nonDerivative · entry 1

Furber Jeffrey D. · CIK 0001504780 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,334

SEC source: 0001179110-17-013329 · edgar.xml · nonDerivative · entry 1

COLBERT VIRGIS · CIK 0001189309 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,237

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan 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 11, 2017, which was $27.89.

SEC source: 0001179110-17-013328 · edgar.xml · nonDerivative · entry 1

MARR CHRISTOPHER P · CIK 0001185498 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,548

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan in lieu of quarterly fees of $14,375.00 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, 2017, which was $27.89.

SEC source: 0001179110-17-013327 · edgar.xml · nonDerivative · entry 1

Furber Jeffrey D. · CIK 0001504780 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,554

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan in lieu of quarterly fees of $15,000.00 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, 2017, which was $27.89.

SEC source: 0001179110-17-013326 · edgar.xml · nonDerivative · entry 1

WEGER HANS S · CIK 0001229305 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,022

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan 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 11, 2017, which was $27.89.

SEC source: 0001179110-17-013325 · edgar.xml · nonDerivative · entry 1

Guillemette Larry T · CIK 0001518209 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,584

F1 · price: The shares were issued to the reporting person pursuant to the STAG Industrial, Inc.'s 2011 Equity Incentive Plan 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 11, 2017, which was $27.89.