Harper Gordon

SEC source: 0001698344-26-000008 · wk-form4_1787688961.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,850

Underlying: Common Stock · 7,750 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On August 21, 2026, the reporting person elected to convert 4,956 of the 7,750 shares of vested phantom stock into 4,956 shares of ARMOUR common stock. The reporting person elected to convert the remaining 2,794 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 7,750 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on Form 4 reports filed by the reporting person on April 30, 2025 and June 18, 2026.

F1 · derivative.expiration_date: On August 21, 2026, the reporting person elected to convert 4,956 of the 7,750 shares of vested phantom stock into 4,956 shares of ARMOUR common stock. The reporting person elected to convert the remaining 2,794 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 7,750 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on Form 4 reports filed by the reporting person on April 30, 2025 and June 18, 2026.

SEC source: 0001698344-26-000008 · wk-form4_1787688961.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,272

F1 · kind: On August 21, 2026, the reporting person elected to convert 4,956 of the 7,750 shares of vested phantom stock into 4,956 shares of ARMOUR common stock. The reporting person elected to convert the remaining 2,794 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 7,750 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on Form 4 reports filed by the reporting person on April 30, 2025 and June 18, 2026.

SEC source: 0001698344-26-000008 · wk-form4_1787688961.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,066

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

F1 · kind: On August 21, 2026, the reporting person elected to convert 4,956 of the 7,750 shares of vested phantom stock into 4,956 shares of ARMOUR common stock. The reporting person elected to convert the remaining 2,794 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 7,750 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on Form 4 reports filed by the reporting person on April 30, 2025 and June 18, 2026.

SEC source: 0001698344-26-000006 · wk-form4_1781812860.xml · derivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129,600

Underlying: Common Stock · 75,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F2 · derivative.exercise_date: On June 16, 2026, the reporting person was granted an aggregate of 75,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Fourth Amended and Restated 2009 Stock Incentive Plan (the "Plan") pursuant to the time-based vesting schedule described as follows: 3,750 phantom shares will vest on each of August 20, November 20, February 20, and May 20, through May 20, 2031, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F2 · derivative.expiration_date: On June 16, 2026, the reporting person was granted an aggregate of 75,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Fourth Amended and Restated 2009 Stock Incentive Plan (the "Plan") pursuant to the time-based vesting schedule described as follows: 3,750 phantom shares will vest on each of August 20, November 20, February 20, and May 20, through May 20, 2031, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

SEC source: 0001698344-26-000004 · wk-form4_1779827418.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,600

Underlying: Common Stock · 4,000 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.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On May 21, 2026, the reporting person elected to convert 2,679 of the 4,000 shares of vested phantom stock into 2,679 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,321 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

F1 · derivative.expiration_date: On May 21, 2026, the reporting person elected to convert 2,679 of the 4,000 shares of vested phantom stock into 2,679 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,321 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-26-000004 · wk-form4_1779827418.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,316

F1 · kind: On May 21, 2026, the reporting person elected to convert 2,679 of the 4,000 shares of vested phantom stock into 2,679 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,321 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-26-000004 · wk-form4_1779827418.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,637

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

F1 · kind: On May 21, 2026, the reporting person elected to convert 2,679 of the 4,000 shares of vested phantom stock into 2,679 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,321 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-26-000002 · wk-form4_1772139806.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,600

Underlying: Common Stock · 4,000 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.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On February 24, 2026, the reporting person elected to convert 2,511 of the 4,000 shares of vested phantom stock into 2,511 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,489 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

F1 · derivative.expiration_date: On February 24, 2026, the reporting person elected to convert 2,511 of the 4,000 shares of vested phantom stock into 2,511 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,489 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-26-000002 · wk-form4_1772139806.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,637

F1 · kind: On February 24, 2026, the reporting person elected to convert 2,511 of the 4,000 shares of vested phantom stock into 2,511 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,489 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-26-000002 · wk-form4_1772139806.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,126

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

F1 · kind: On February 24, 2026, the reporting person elected to convert 2,511 of the 4,000 shares of vested phantom stock into 2,511 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,489 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-25-000003 · wk-form4_1764111094.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,600

Underlying: Common Stock · 4,000 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.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On November 21, 2025, the reporting person elected to convert 2,674 of the 4,000 shares of vested phantom stock into 2,674 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,326 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

F1 · derivative.expiration_date: On November 21, 2025, the reporting person elected to convert 2,674 of the 4,000 shares of vested phantom stock into 2,674 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,326 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-25-000003 · wk-form4_1764111094.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,126

F1 · kind: On November 21, 2025, the reporting person elected to convert 2,674 of the 4,000 shares of vested phantom stock into 2,674 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,326 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001698344-25-000003 · wk-form4_1764111094.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,452

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

F1 · kind: On November 21, 2025, the reporting person elected to convert 2,674 of the 4,000 shares of vested phantom stock into 2,674 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,326 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000194 · wk-form4_1755895504.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,600

Underlying: Common Stock · 4,000 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.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On August 21, 2025, the reporting person elected to convert 2,699 of the 4,000 shares of vested phantom stock into 2,699 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,301 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

F1 · derivative.expiration_date: On August 21, 2025, the reporting person elected to convert 2,699 of the 4,000 shares of vested phantom stock into 2,699 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,301 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000194 · wk-form4_1755895504.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,452

F1 · kind: On August 21, 2025, the reporting person elected to convert 2,699 of the 4,000 shares of vested phantom stock into 2,699 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,301 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000194 · wk-form4_1755895504.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,753

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

F1 · kind: On August 21, 2025, the reporting person elected to convert 2,699 of the 4,000 shares of vested phantom stock into 2,699 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,301 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000128 · wk-form4_1747944786.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,600

Underlying: Common Stock · 4,000 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.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On May 21, 2025, the reporting person elected to convert 2,668 of the 4,000 shares of vested phantom stock into 2,668 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,332 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

F1 · derivative.expiration_date: On May 21, 2025, the reporting person elected to convert 2,668 of the 4,000 shares of vested phantom stock into 2,668 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,332 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000128 · wk-form4_1747944786.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,753

F1 · kind: On May 21, 2025, the reporting person elected to convert 2,668 of the 4,000 shares of vested phantom stock into 2,668 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,332 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000128 · wk-form4_1747944786.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,085

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

F1 · kind: On May 21, 2025, the reporting person elected to convert 2,668 of the 4,000 shares of vested phantom stock into 2,668 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,332 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,000 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

SEC source: 0001428205-25-000096 · wk-form4_1746053200.xml · derivative · entry 1

Harper Gordon · CIK 0001698344 · CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,600

Underlying: Common Stock · 60,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F2 · derivative.exercise_date: On April 28, 2025, the reporting person was granted an aggregate of 60,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan (the "Plan") pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on each of May 20, August 20, November 20 and February 20, through February 20, 2030, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F2 · derivative.expiration_date: On April 28, 2025, the reporting person was granted an aggregate of 60,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan (the "Plan") pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on each of May 20, August 20, November 20 and February 20, through February 20, 2030, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

SEC source: 0001428205-25-000042 · wk-form4_1740520393.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,600

Underlying: Common Stock · 1,000 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.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On February 21, 2025, the reporting person elected to convert 726, of the 1.000 shares of vested phantom stock into 726 shares of ARMOUR common stock. The reporting person elected to convert the remaining 274 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 1,000 shares are part of, and relate to, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period which were reported on a Form 4 report filed by the reporting person on May 23, 2024.

F1 · derivative.expiration_date: On February 21, 2025, the reporting person elected to convert 726, of the 1.000 shares of vested phantom stock into 726 shares of ARMOUR common stock. The reporting person elected to convert the remaining 274 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 1,000 shares are part of, and relate to, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period which were reported on a Form 4 report filed by the reporting person on May 23, 2024.

SEC source: 0001428205-25-000042 · wk-form4_1740520393.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,085

F1 · kind: On February 21, 2025, the reporting person elected to convert 726, of the 1.000 shares of vested phantom stock into 726 shares of ARMOUR common stock. The reporting person elected to convert the remaining 274 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 1,000 shares are part of, and relate to, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period which were reported on a Form 4 report filed by the reporting person on May 23, 2024.

SEC source: 0001428205-25-000042 · wk-form4_1740520393.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,359

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

F1 · kind: On February 21, 2025, the reporting person elected to convert 726, of the 1.000 shares of vested phantom stock into 726 shares of ARMOUR common stock. The reporting person elected to convert the remaining 274 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 1,000 shares are part of, and relate to, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period which were reported on a Form 4 report filed by the reporting person on May 23, 2024.

SEC source: 0001428205-24-000251 · wk-form4_1732315073.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,600

Underlying: Common Stock · 2,100 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On November 20, 2024, the reporting person elected to convert 1473, of the 2100 shares of vested phantom stock into 1473 shares of ARMOUR common stock. The reporting person elected to convert the remaining 627 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

F1 · derivative.expiration_date: On November 20, 2024, the reporting person elected to convert 1473, of the 2100 shares of vested phantom stock into 1473 shares of ARMOUR common stock. The reporting person elected to convert the remaining 627 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000251 · wk-form4_1732315073.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,359

F1 · kind: On November 20, 2024, the reporting person elected to convert 1473, of the 2100 shares of vested phantom stock into 1473 shares of ARMOUR common stock. The reporting person elected to convert the remaining 627 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000251 · wk-form4_1732315073.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,986

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

F1 · kind: On November 20, 2024, the reporting person elected to convert 1473, of the 2100 shares of vested phantom stock into 1473 shares of ARMOUR common stock. The reporting person elected to convert the remaining 627 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000201 · wk-form4_1724446875.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,700

Underlying: Common Stock · 2,100 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On August 22, 2024, the reporting person elected to convert 1459, of the 2100 shares of vested phantom stock into 1459 shares of ARMOUR common stock. The reporting person elected to convert the remaining 641 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

F1 · derivative.expiration_date: On August 22, 2024, the reporting person elected to convert 1459, of the 2100 shares of vested phantom stock into 1459 shares of ARMOUR common stock. The reporting person elected to convert the remaining 641 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000201 · wk-form4_1724446875.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,886

F1 · kind: On August 22, 2024, the reporting person elected to convert 1459, of the 2100 shares of vested phantom stock into 1459 shares of ARMOUR common stock. The reporting person elected to convert the remaining 641 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000201 · wk-form4_1724446875.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,527

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

F1 · kind: On August 22, 2024, the reporting person elected to convert 1459, of the 2100 shares of vested phantom stock into 1459 shares of ARMOUR common stock. The reporting person elected to convert the remaining 641 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000123 · wk-form4_1716496993.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,800

Underlying: Common Stock · 2,100 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On May 22, 2024, the reporting person elected to convert 1466, of the 2100 shares of vested phantom stock into 1466 shares of ARMOUR common stock. The reporting person elected to convert the remaining 634 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

F1 · derivative.expiration_date: On May 22, 2024, the reporting person elected to convert 1466, of the 2100 shares of vested phantom stock into 1466 shares of ARMOUR common stock. The reporting person elected to convert the remaining 634 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000123 · wk-form4_1716496993.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,427

F1 · kind: On May 22, 2024, the reporting person elected to convert 1466, of the 2100 shares of vested phantom stock into 1466 shares of ARMOUR common stock. The reporting person elected to convert the remaining 634 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000123 · wk-form4_1716496993.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,061

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

F1 · kind: On May 22, 2024, the reporting person elected to convert 1466, of the 2100 shares of vested phantom stock into 1466 shares of ARMOUR common stock. The reporting person elected to convert the remaining 634 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 2100 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023 and phantom stock vesting over a three year period granted on May 15, 2024, and phantom stock vesting over a six month period granted May 15, 2024.

SEC source: 0001428205-24-000107 · wk-form4_1715889662.xml · derivative · entry 2

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,900

Underlying: Common Stock · 2,400 shares

Expires not disclosed

F1 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F3 · derivative.exercise_date: On May 15, 2024, the reporting person was granted an aggregate of 2,400 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") the Plan pursuant to the time-based vesting schedule described as follows. 800 phantom shares will vest on each of May 20, 2024, August 20, 2024, and November 20, 2024, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days. Such shares were granted from shares previously granted to and then forfeited by former officers of ARMOUR.

F3 · derivative.expiration_date: On May 15, 2024, the reporting person was granted an aggregate of 2,400 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") the Plan pursuant to the time-based vesting schedule described as follows. 800 phantom shares will vest on each of May 20, 2024, August 20, 2024, and November 20, 2024, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days. Such shares were granted from shares previously granted to and then forfeited by former officers of ARMOUR.

SEC source: 0001428205-24-000107 · wk-form4_1715889662.xml · derivative · entry 1

Harper Gordon · CIK 0001698344 · CFO & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,500

Underlying: Common Stock · 3,840 shares

Expires not disclosed

F1 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F2 · derivative.exercise_date: On May 15, 2024, the reporting person was granted an aggregate of 3,840 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan (the "Plan") pursuant to the time-based vesting schedule described as follows. 320 phantom shares will vest on each of May 20, August 20, November 20 and February 20, through February 20, 2027, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days. Such shares were granted from shares previously granted to and then forfeited by former officers of ARMOUR.

F2 · derivative.expiration_date: On May 15, 2024, the reporting person was granted an aggregate of 3,840 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan (the "Plan") pursuant to the time-based vesting schedule described as follows. 320 phantom shares will vest on each of May 20, August 20, November 20 and February 20, through February 20, 2027, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days. Such shares were granted from shares previously granted to and then forfeited by former officers of ARMOUR.

SEC source: 0001428205-24-000040 · wk-form4_1708982198.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,660

Underlying: Common Stock · 980 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On February 22, 2024, the reporting person elected to convert 711, of the 980 shares of vested phantom stock into 711 shares of ARMOUR common stock. The reporting person elected to convert the remaining 269 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was

F1 · derivative.expiration_date: On February 22, 2024, the reporting person elected to convert 711, of the 980 shares of vested phantom stock into 711 shares of ARMOUR common stock. The reporting person elected to convert the remaining 269 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was

SEC source: 0001428205-24-000040 · wk-form4_1708982198.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,961

F1 · kind: On February 22, 2024, the reporting person elected to convert 711, of the 980 shares of vested phantom stock into 711 shares of ARMOUR common stock. The reporting person elected to convert the remaining 269 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was

SEC source: 0001428205-24-000040 · wk-form4_1708982198.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,230

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

F1 · kind: On February 22, 2024, the reporting person elected to convert 711, of the 980 shares of vested phantom stock into 711 shares of ARMOUR common stock. The reporting person elected to convert the remaining 269 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was

SEC source: 0001428205-23-000198 · wk-form4_1700859946.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,640

Underlying: Common Stock · 980 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On November 21, 2023, the reporting person elected to convert 766, of the 980 shares of vested phantom stock into 766 shares of ARMOUR common stock. The reporting person elected to convert the remaining 214 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F1 · derivative.expiration_date: On November 21, 2023, the reporting person elected to convert 766, of the 980 shares of vested phantom stock into 766 shares of ARMOUR common stock. The reporting person elected to convert the remaining 214 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F2 · balance_after: Total reflects a 1 for 5 reverse stock split that occurred on September 29, 2023.

SEC source: 0001428205-23-000198 · wk-form4_1700859946.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,250

SEC source: 0001428205-23-000198 · wk-form4_1700859946.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,464

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

F1 · kind: On November 21, 2023, the reporting person elected to convert 766, of the 980 shares of vested phantom stock into 766 shares of ARMOUR common stock. The reporting person elected to convert the remaining 214 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 980 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F2 · balance_after: Total reflects a 1 for 5 reverse stock split that occurred on September 29, 2023.

SEC source: 0001428205-23-000159 · wk-form4_1692908750.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,100

Underlying: Common Stock · 4,900 shares

Expires not disclosed

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

F1 · security: On August 22, 2023, the reporting person elected to convert 3,663, of the 4,900 shares of vested phantom stock into 3,663 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,237 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On August 22, 2023, the reporting person elected to convert 3,663, of the 4,900 shares of vested phantom stock into 3,663 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,237 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F1 · derivative.expiration_date: On August 22, 2023, the reporting person elected to convert 3,663, of the 4,900 shares of vested phantom stock into 3,663 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,237 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

SEC source: 0001428205-23-000159 · wk-form4_1692908750.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,422

F1 · kind: On August 22, 2023, the reporting person elected to convert 3,663, of the 4,900 shares of vested phantom stock into 3,663 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,237 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

SEC source: 0001428205-23-000159 · wk-form4_1692908750.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,659

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

F1 · kind: On August 22, 2023, the reporting person elected to convert 3,663, of the 4,900 shares of vested phantom stock into 3,663 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,237 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

SEC source: 0001428205-23-000112 · wf-form4_168504920693264.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,000

Underlying: Common Stock · 4,900 shares

Expires not disclosed

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

F1 · security: On May 23, 2023, the reporting person elected to convert 3,640, of the 4,900 shares of vested phantom stock into 3,640 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,260 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On May 23, 2023, the reporting person elected to convert 3,640, of the 4,900 shares of vested phantom stock into 3,640 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,260 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

F1 · derivative.expiration_date: On May 23, 2023, the reporting person elected to convert 3,640, of the 4,900 shares of vested phantom stock into 3,640 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,260 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

SEC source: 0001428205-23-000112 · wf-form4_168504920693264.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,759

F1 · kind: On May 23, 2023, the reporting person elected to convert 3,640, of the 4,900 shares of vested phantom stock into 3,640 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,260 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

SEC source: 0001428205-23-000112 · wf-form4_168504920693264.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,019

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

F1 · kind: On May 23, 2023, the reporting person elected to convert 3,640, of the 4,900 shares of vested phantom stock into 3,640 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,260 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over five-year periods, which was reported on Form 4 reports filed by the reporting person on January 16, 2020, phantom stock vesting over a seven-and-a-half year period, which were reported on a Form 4 report filed by the reporting person on January 14, 2021 and February 16, 2023.

SEC source: 0001428205-23-000054 · wf-form4_167718781527756.xml · derivative · entry 3

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,900

Underlying: Common Stock · 4,900 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: On February 21, 2023, the reporting person elected to convert 3,298 of the 4,900 shares of vested phantom stock into 3,298 shares of ARMOUR common stock. The reporting Person elected to convert the remaining 1,602 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over a five-year period, which was reported on a Form 4 filed by the reporting person on January 16, 2020 and phantom stock vesting over a seven--year period which was reported on Form 4s filed by the reporting person on January 14, 2021 and February 14, 2023.

F1 · derivative.expiration_date: On February 21, 2023, the reporting person elected to convert 3,298 of the 4,900 shares of vested phantom stock into 3,298 shares of ARMOUR common stock. The reporting Person elected to convert the remaining 1,602 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over a five-year period, which was reported on a Form 4 filed by the reporting person on January 16, 2020 and phantom stock vesting over a seven--year period which was reported on Form 4s filed by the reporting person on January 14, 2021 and February 14, 2023.

SEC source: 0001428205-23-000054 · wf-form4_167718781527756.xml · nonDerivative · entry 2

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,119

F1 · kind: On February 21, 2023, the reporting person elected to convert 3,298 of the 4,900 shares of vested phantom stock into 3,298 shares of ARMOUR common stock. The reporting Person elected to convert the remaining 1,602 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over a five-year period, which was reported on a Form 4 filed by the reporting person on January 16, 2020 and phantom stock vesting over a seven--year period which was reported on Form 4s filed by the reporting person on January 14, 2021 and February 14, 2023.

SEC source: 0001428205-23-000054 · wf-form4_167718781527756.xml · nonDerivative · entry 1

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,721

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

F1 · kind: On February 21, 2023, the reporting person elected to convert 3,298 of the 4,900 shares of vested phantom stock into 3,298 shares of ARMOUR common stock. The reporting Person elected to convert the remaining 1,602 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 4,900 shares are part of, and relate to, phantom stock vesting over a five-year period, which was reported on a Form 4 filed by the reporting person on January 16, 2020 and phantom stock vesting over a seven--year period which was reported on Form 4s filed by the reporting person on January 14, 2021 and February 14, 2023.

SEC source: 0001428205-23-000041 · wf-form4_167658212442045.xml · derivative · entry 1

Harper Gordon · CIK 0001698344 · VP Finance and Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,800

Underlying: Common Stock · 84,000 shares

Expires not disclosed

F1 · security: The reporting person was granted an aggregate of 84,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on February 20, 2023, with an additional 3,000 phantom shares vesting on each following May 20, August 20, November 20 and February 20, through November 20, 2029, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F2 · security: Upon ARMOUR Capital Management LP, ARMOUR's manager ("Manager") voluntarily terminating its services with ARMOUR pursuant to the management agreement between ARMOUR and the Manager ("Management Agreement"), or ARMOUR terminating the Management Agreement for cause, the reporting person shall forfeit all unvested phantom stock. The reporting person's unvested phantom stock will automatically fully vest upon the reporting person's termination with ARMOUR due to death, disability, or the earlier of ARMOUR terminating the Management Agreement without cause or notice by ARMOUR of terminating the Management Agreement without cause. If the reporting person is terminated by ARMOUR without cause or for good reason, his unvested phantom stock will continue to vest in accordance with the schedule described in this report, subject to satisfactory continuing fulfillment of certain conditions and related tax consequences and risks specified in the reporting person's grant agreement.

F3 · security: In the event of a resignation or retirement, provided the sum of the reporting person's age and years of service is equal to or greater than 70, the reporting person will retain his or her unvested stock awards which will remain subject to the vesting schedule set forth in this report, subject to satisfactory continuing fulfillment of certain conditions and related tax consequences and risks specified in the reporting person's grant agreement.

F4 · security: The reporting person also has the right to elect to have withholding taxes or a portion thereof, as the case may be, satisfied by reducing the number of shares of common stock to be issued to the reporting person by some or all of such shares. With respect to each phantom share, the reporting person will receive a cash payment in an amount equal to the cash dividend distributions paid in the ordinary course on a share of ARMOUR common stock. The reporting person also has the right to elect in lieu of the cash dividend payment a number of shares of common stock equal to the dividend payment payable divided by the fair market value of a share of ARMOUR common stock on the date of the dividend payment.

F1 · derivative.exercise_price: The reporting person was granted an aggregate of 84,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on February 20, 2023, with an additional 3,000 phantom shares vesting on each following May 20, August 20, November 20 and February 20, through November 20, 2029, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F5 · derivative.exercise_price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · price: The reporting person was granted an aggregate of 84,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on February 20, 2023, with an additional 3,000 phantom shares vesting on each following May 20, August 20, November 20 and February 20, through November 20, 2029, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F5 · price: Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

F1 · derivative.exercise_date: The reporting person was granted an aggregate of 84,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on February 20, 2023, with an additional 3,000 phantom shares vesting on each following May 20, August 20, November 20 and February 20, through November 20, 2029, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F2 · derivative.exercise_date: Upon ARMOUR Capital Management LP, ARMOUR's manager ("Manager") voluntarily terminating its services with ARMOUR pursuant to the management agreement between ARMOUR and the Manager ("Management Agreement"), or ARMOUR terminating the Management Agreement for cause, the reporting person shall forfeit all unvested phantom stock. The reporting person's unvested phantom stock will automatically fully vest upon the reporting person's termination with ARMOUR due to death, disability, or the earlier of ARMOUR terminating the Management Agreement without cause or notice by ARMOUR of terminating the Management Agreement without cause. If the reporting person is terminated by ARMOUR without cause or for good reason, his unvested phantom stock will continue to vest in accordance with the schedule described in this report, subject to satisfactory continuing fulfillment of certain conditions and related tax consequences and risks specified in the reporting person's grant agreement.

F3 · derivative.exercise_date: In the event of a resignation or retirement, provided the sum of the reporting person's age and years of service is equal to or greater than 70, the reporting person will retain his or her unvested stock awards which will remain subject to the vesting schedule set forth in this report, subject to satisfactory continuing fulfillment of certain conditions and related tax consequences and risks specified in the reporting person's grant agreement.

F1 · derivative.expiration_date: The reporting person was granted an aggregate of 84,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on February 20, 2023, with an additional 3,000 phantom shares vesting on each following May 20, August 20, November 20 and February 20, through November 20, 2029, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.

F2 · derivative.expiration_date: Upon ARMOUR Capital Management LP, ARMOUR's manager ("Manager") voluntarily terminating its services with ARMOUR pursuant to the management agreement between ARMOUR and the Manager ("Management Agreement"), or ARMOUR terminating the Management Agreement for cause, the reporting person shall forfeit all unvested phantom stock. The reporting person's unvested phantom stock will automatically fully vest upon the reporting person's termination with ARMOUR due to death, disability, or the earlier of ARMOUR terminating the Management Agreement without cause or notice by ARMOUR of terminating the Management Agreement without cause. If the reporting person is terminated by ARMOUR without cause or for good reason, his unvested phantom stock will continue to vest in accordance with the schedule described in this report, subject to satisfactory continuing fulfillment of certain conditions and related tax consequences and risks specified in the reporting person's grant agreement.

F3 · derivative.expiration_date: In the event of a resignation or retirement, provided the sum of the reporting person's age and years of service is equal to or greater than 70, the reporting person will retain his or her unvested stock awards which will remain subject to the vesting schedule set forth in this report, subject to satisfactory continuing fulfillment of certain conditions and related tax consequences and risks specified in the reporting person's grant agreement.

F1 · balance_after: The reporting person was granted an aggregate of 84,000 phantom shares under ARMOUR Residential REIT, Inc.'s ("ARMOUR") Third Amended and Restated 2009 Stock Incentive Plan pursuant to the time-based vesting schedule described as follows. 3,000 phantom shares will vest on February 20, 2023, with an additional 3,000 phantom shares vesting on each following May 20, August 20, November 20 and February 20, through November 20, 2029, at which time all phantom stock shall have vested. Upon vesting, the reporting person will be entitled to an equal number of shares of ARMOUR common stock within 30 days.