PPLI

SEC source: 0001415889-24-017373 · form4-06182024_040609.xml · derivative · entry 2

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,652

Underlying: Common Stock, par value $0.0001 · 1,325 shares

Expires 2026-06-15

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

F3 · security: Represents restricted stock units that vest in equal installments on each of June 15, 2024, 2025, and 2026 subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 15, 2024, 2025, and 2026 subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 15, 2024, 2025, and 2026 subject to continued service.

SEC source: 0001415889-24-017373 · form4-06182024_040609.xml · nonDerivative · entry 1

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,587

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: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F2 · balance_after: Includes: (i) 40,196 shares of IAC common stock held directly by the reporting person and (ii) 122,391 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001415889-24-017368 · form4-06182024_040601.xml · derivative · entry 2

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,652

Underlying: Common Stock, par value $0.0001 · 1,325 shares

Expires 2026-06-15

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

F3 · security: Represents restricted stock units that vest in equal installments on each of June 15, 2024, 2025, and 2026 subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 15, 2024, 2025, and 2026 subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 15, 2024, 2025, and 2026 subject to continued service.

SEC source: 0001415889-24-017368 · form4-06182024_040601.xml · nonDerivative · entry 1

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,959

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: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3).

F1 · kind: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3).

F2 · balance_after: Includes: (i) 45,861 shares of IAC common stock held directly by the reporting person and (ii) 28,098 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001415889-24-016654 · form4-06132024_040624.xml · derivative · entry 1

SPOON ALAN G · CIK 0001018394 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016657 · form4-06132024_040631.xml · derivative · entry 1

Seferian Maria · CIK 0001874845 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016655 · form4-06132024_040626.xml · derivative · entry 1

Von Furstenberg Alexander · CIK 0001451171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016650 · form4-06132024_040616.xml · derivative · entry 1

Hammer Bonnie S · CIK 0001438260 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016652 · form4-06132024_040618.xml · derivative · entry 1

ROSENBLATT DAVID S · CIK 0001237860 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016656 · form4-06132024_040629.xml · derivative · entry 1

ZANNINO RICHARD F · CIK 0001189770 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016649 · form4-06132024_040613.xml · derivative · entry 1

EISNER MICHAEL D · CIK 0001205854 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016653 · form4-06132024_040621.xml · derivative · entry 1

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-016648 · form4-06132024_040611.xml · derivative · entry 1

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,131

Underlying: Common Stock, par value $0.0001 · 5,131 shares

Expires 2027-06-11

F1 · security: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in equal installments on each of June 11, 2025, 2026, and 2027, subject to continued service.

SEC source: 0001415889-24-013215 · form4-05152024_040520.xml · derivative · entry 3

SPOON ALAN G · CIK 0001018394 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F4 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F4 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F4 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013215 · form4-05152024_040520.xml · nonDerivative · entry 1

SPOON ALAN G · CIK 0001018394 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 235,127

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: Reflects shares of IAC common stock received upon the vesting of restricted stock units (see footnote 4 below).

F1 · kind: Reflects shares of IAC common stock received upon the vesting of restricted stock units (see footnote 4 below).

F2 · balance_after: Includes: (i) 99,323 shares of IAC common stock, par value $0.0001, held directly by the reporting person and (ii) 135,804 share units accrued under IAC's Non-Employee Director Deferred Compensation Plans as of the date of this report.

SEC source: 0001415889-24-013216 · form4-05152024_040527.xml · derivative · entry 2

Von Furstenberg Alexander · CIK 0001451171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F3 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013216 · form4-05152024_040527.xml · nonDerivative · entry 1

Von Furstenberg Alexander · CIK 0001451171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,408

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: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F2 · balance_after: Includes: (i) 78,989 shares of IAC common stock held directly by the reporting person and (ii) 17,419 share units accrued under IAC's Non-Employee Director Deferred Compensation Plans as of the date of this report.

SEC source: 0001415889-24-013211 · form4-05152024_040505.xml · derivative · entry 2

Hammer Bonnie S · CIK 0001438260 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F2 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F2 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F2 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013211 · form4-05152024_040505.xml · nonDerivative · entry 1

Hammer Bonnie S · CIK 0001438260 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,419

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: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 2 below).

F1 · kind: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 2 below).

SEC source: 0001415889-24-013214 · form4-05152024_040518.xml · derivative · entry 2

ROSENBLATT DAVID S · CIK 0001237860 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F3 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013214 · form4-05152024_040518.xml · nonDerivative · entry 1

ROSENBLATT DAVID S · CIK 0001237860 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,454

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: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F2 · balance_after: Includes: (i) 52,461 shares of IAC common stock, par value $0.0001, held directly by the reporting person and (ii) 25,993 share units accrued under IAC's Non-Employee Director Deferred Compensation plans as of the date of this report.

SEC source: 0001415889-24-013217 · form4-05152024_040529.xml · derivative · entry 2

ZANNINO RICHARD F · CIK 0001189770 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F2 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F2 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F2 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013217 · form4-05152024_040529.xml · nonDerivative · entry 1

ZANNINO RICHARD F · CIK 0001189770 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,185

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: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 2 below).

F1 · kind: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 2 below).

SEC source: 0001415889-24-013212 · form4-05152024_040507.xml · derivative · entry 3

EISNER MICHAEL D · CIK 0001205854 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2022-05-14

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

F3 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013212 · form4-05152024_040507.xml · nonDerivative · entry 1

EISNER MICHAEL D · CIK 0001205854 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,005

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: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F2 · balance_after: lncludes: (i) 160,047 shares of lAC common stock held directly by the reporting person (personally or through a trust, of which the reporting person is the grantor/sellor, sole trustee and sole beneficiary) and (ii) 1,958 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001415889-24-013213 · form4-05152024_040513.xml · derivative · entry 2

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F3 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013213 · form4-05152024_040513.xml · nonDerivative · entry 1

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 161,262

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: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F2 · balance_after: Includes: (i) 38,871 shares of IAC common stock held directly by the reporting person and (ii) 122,391 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001415889-24-013210 · form4-05152024_040501.xml · derivative · entry 2

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 549 shares

Expires 2024-05-14

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

F3 · security: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vested/vest in equal installments on each of May 14, 2022, 2023 and 2024, subject to continued service.

SEC source: 0001415889-24-013210 · form4-05152024_040501.xml · nonDerivative · entry 1

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,634

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: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3).

F1 · kind: Represents shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3).

F2 · balance_after: Includes: (i) 44,536 shares of IAC common stock held directly by the reporting person and (ii) 28,098 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-24-042620 · tm2410409-1_4seq1.xml · nonDerivative · entry 1

EISNER MICHAEL D · CIK 0001205854 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 161,456

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · kind: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i)159,498 shares of lAC common stock held directly by the reporting person (personally or through a trust, of which the reporting person is the grantor/sellor, sole trustee and sole beneficiary) and (ii) 1,958 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-24-042631 · tm2410409-3_4seq1.xml · nonDerivative · entry 1

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 160,713

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · shares: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i) 38,322 shares of IAC common stock held directly by the reporting person and (ii) 122,391 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-24-042624 · tm2410409-2_4seq1.xml · nonDerivative · entry 1

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,085

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · kind: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i) 43,987 shares of lAC common stock held directly by the reporting person and (ii) 28,098 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001415889-24-005491 · form4-02272024_040201.xml · derivative · entry 3

LEVIN JOSEPH · CIK 0001442083 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 100,000 shares

Expires 2024-08-01

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

F4 · security: Represents vested stock options that were granted to the reporting person in August 2014 and were otherwise scheduled to expire in August 2024.

F4 · derivative.exercise_date: Represents vested stock options that were granted to the reporting person in August 2014 and were otherwise scheduled to expire in August 2024.

F4 · derivative.expiration_date: Represents vested stock options that were granted to the reporting person in August 2014 and were otherwise scheduled to expire in August 2024.

SEC source: 0001415889-24-005491 · form4-02272024_040201.xml · nonDerivative · entry 2

LEVIN JOSEPH · CIK 0001442083 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,321,686

F2 · security: Represents shares of IAC common stock withheld to cover exercise price and tax obligations in connection with the net exercise of stock options described in footnote 1 above.

F2 · kind: Represents shares of IAC common stock withheld to cover exercise price and tax obligations in connection with the net exercise of stock options described in footnote 1 above.

F3 · balance_after: As a result of the transactions described in footnotes 1 and 2 above, the reporting person acquired and holds an additional 34,072 shares of IAC common stock. No shares of IAC common stock were sold in connection with these transactions.

SEC source: 0001415889-24-005491 · form4-02272024_040201.xml · nonDerivative · entry 1

LEVIN JOSEPH · CIK 0001442083 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,387,614

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: Represents shares of IAC common stock acquired upon the net exercise of stock options that were granted to the reporting person in August 2014 and were otherwise scheduled to expire in August 2024.

F1 · kind: Represents shares of IAC common stock acquired upon the net exercise of stock options that were granted to the reporting person in August 2014 and were otherwise scheduled to expire in August 2024.

SEC source: 0001415889-24-003451 · form4-02122024_080204.xml · derivative · entry 3

Halpin Christopher · CIK 0001903375 · EVP, CFO & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,144

Underlying: Common Stock, par value $0.0001 · 56,486 shares

Expires 2027-02-08

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

F3 · security: Represents restricted stock units that vest in four installments on the first (37.5%), second (37.5%), third (12.5%) and fourth (12.5%) anniversaries of the grant date, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vest in four installments on the first (37.5%), second (37.5%), third (12.5%) and fourth (12.5%) anniversaries of the grant date, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vest in four installments on the first (37.5%), second (37.5%), third (12.5%) and fourth (12.5%) anniversaries of the grant date, subject to continued service.

SEC source: 0001415889-24-003451 · form4-02122024_080204.xml · nonDerivative · entry 2

Halpin Christopher · CIK 0001903375 · EVP, CFO & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,489

F2 · security: Represents shares withheld to cover taxes due in connection with vesting of restricted stock units (see footnote 3 below).

F2 · kind: Represents shares withheld to cover taxes due in connection with vesting of restricted stock units (see footnote 3 below).

SEC source: 0001415889-24-003451 · form4-02122024_080204.xml · nonDerivative · entry 1

Halpin Christopher · CIK 0001903375 · EVP, CFO & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,826

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: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

SEC source: 0001415889-24-003450 · form4-02122024_080201.xml · derivative · entry 3

Handler Kendall · CIK 0001834403 · EVP & CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,304

Underlying: Common Stock, par value $0.0001 · 11,768 shares

Expires 2027-02-06

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 · shares: Represents restricted stock units that vest in three installments on the first (25%), third (50%) and fourth (25%) anniversaries of the grant date, subject to continued service.

F3 · derivative.exercise_date: Represents restricted stock units that vest in three installments on the first (25%), third (50%) and fourth (25%) anniversaries of the grant date, subject to continued service.

F3 · derivative.expiration_date: Represents restricted stock units that vest in three installments on the first (25%), third (50%) and fourth (25%) anniversaries of the grant date, subject to continued service.

SEC source: 0001415889-24-003450 · form4-02122024_080201.xml · nonDerivative · entry 2

Handler Kendall · CIK 0001834403 · EVP & CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,684

F2 · security: Represents shares withheld to cover taxes due in connection with vesting of restricted stock units (see footnote 3 below).

F2 · kind: Represents shares withheld to cover taxes due in connection with vesting of restricted stock units (see footnote 3 below).

SEC source: 0001415889-24-003450 · form4-02122024_080201.xml · nonDerivative · entry 1

Handler Kendall · CIK 0001834403 · EVP & CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,804

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: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

F1 · kind: Reflects shares of IAC common stock acquired upon the vesting of restricted stock units (see footnote 3 below).

SEC source: 0001415889-24-003005 · form4-02082024_040206.xml · derivative · entry 1

Halpin Christopher · CIK 0001903375 · EVP, CFO & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,088

Underlying: Common Stock, par value $0.0001 · 67,088 shares

Expires 2028-02-06

F1 · shares: Represents restricted stock units that vest in two equal installments on the second and fourth anniversaries of the grant date, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in two equal installments on the second and fourth anniversaries of the grant date, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in two equal installments on the second and fourth anniversaries of the grant date, subject to continued service.

SEC source: 0001415889-24-003004 · form4-02082024_040203.xml · derivative · entry 1

Bradbury Erik · CIK 0001824092 · SVP AND CONTROLLER (CAO)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,667

Underlying: Common Stock, par value $0.0001 · 7,667 shares

Expires 2028-02-06

F1 · shares: Represents restricted stock units that vest in four equal installments beginning on the first anniversary of the grant date, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in four equal installments beginning on the first anniversary of the grant date, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in four equal installments beginning on the first anniversary of the grant date, subject to continued service.

SEC source: 0001415889-24-003003 · form4-02082024_040201.xml · derivative · entry 1

Handler Kendall · CIK 0001834403 · EVP & CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,920

Underlying: Common Stock, par value $0.0001 · 47,920 shares

Expires 2028-02-06

F1 · security: Represents restricted stock units that vest in three installments on the second (33%), third (33%) and fourth (33%) anniversaries of the grant date, subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in three installments on the second (33%), third (33%) and fourth (33%) anniversaries of the grant date, subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in three installments on the second (33%), third (33%) and fourth (33%) anniversaries of the grant date, subject to continued service.

SEC source: 0001104659-24-000911 · tm241598-3_4seq1.xml · nonDerivative · entry 1

EISNER MICHAEL D · CIK 0001205854 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 161,222

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · kind: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i)159,498 shares of lAC common stock held directly by the reporting person (personally or through a trust, of which the reporting person is the grantor/sellor, sole trustee and sole beneficiary) and (ii) 1,724 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-24-000902 · tm241598-1_4seq1.xml · nonDerivative · entry 1

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 160,456

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · shares: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i) 38,322 shares of IAC common stock held directly by the reporting person and (ii) 122,134 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-24-000907 · tm241598-2_4seq1.xml · nonDerivative · entry 1

Clinton Chelsea · CIK 0001530920 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,968

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · kind: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i) 43,987 shares of lAC common stock held directly by the reporting person and (ii) 27,981 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-23-126032 · tm2332779-2_4seq1.xml · derivative · entry 1

Seferian Maria · CIK 0001874845 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,127

Underlying: Common Stock, par value $0.0001 · 5,127 shares

Expires 2026-12-12

F1 · security: Represents restricted stock units that vest in three equal installments on the anniversary of the grant date (December 12, 2023), subject to continued service.

F1 · derivative.exercise_date: Represents restricted stock units that vest in three equal installments on the anniversary of the grant date (December 12, 2023), subject to continued service.

F1 · derivative.expiration_date: Represents restricted stock units that vest in three equal installments on the anniversary of the grant date (December 12, 2023), subject to continued service.

SEC source: 0001104659-23-106395 · tm2327440-1_4seq1.xml · nonDerivative · entry 1

EISNER MICHAEL D · CIK 0001205854 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 160,985

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · kind: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i)159,498 shares of lAC common stock held directly by the reporting person (personally or through a trust, of which the reporting person is the grantor/sellor, sole trustee and sole beneficiary) and (ii) 1,487 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

SEC source: 0001104659-23-106404 · tm2327440-2_4seq1.xml · nonDerivative · entry 1

Lourd Bryan · CIK 0001325206 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 160,171

F1 · security: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F1 · shares: Represents share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.

F2 · balance_after: Includes: (i) 38,322 shares of IAC common stock held directly by the reporting person and (ii) 121,849 share units accrued under the Non-Employee Director Deferred Compensation Plan as of the date of this report.