MAS

SEC source: 0001225208-25-007481 · doc4.xml · derivative · entry 6

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 22,490 shares

Expires 2028-02-09

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 · price: Grant of option under the Masco Corporation 2014 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F4 · derivative.exercise_date: This option became exercisable in five equal annual installments commencing February 9, 2019.

SEC source: 0001225208-25-007481 · doc4.xml · derivative · entry 5

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 44,700 shares

Expires 2029-02-07

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 · price: Grant of option under the Masco Corporation 2014 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F2 · derivative.exercise_date: This option became exercisable in five equal annual installments commencing February 7, 2020.

SEC source: 0001225208-25-007481 · doc4.xml · nonDerivative · entry 4

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,638

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.98 to $76.13, inclusive. The reporting person undertakes to provide to Masco Corporation, any security holder of Masco Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.

SEC source: 0001225208-25-007481 · doc4.xml · nonDerivative · entry 3

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,548

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.

SEC source: 0001225208-25-007481 · doc4.xml · nonDerivative · entry 2

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 106,828

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.

SEC source: 0001225208-25-007481 · doc4.xml · nonDerivative · entry 1

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,338

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.

SEC source: 0001225208-25-007404 · doc4.xml · nonDerivative · entry 1

Eisman Heath M · CIK 0002058416 · VP, Controller and CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,036

SEC source: 0001225208-25-006617 · doc4.xml · derivative · entry 2

Nudi Jonathon · CIK 0001685072 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,260

Underlying: Common Stock · 54,260 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option becomes exercisable in three approximately equal installments on February 13, 2026, 2027 and 2028.

SEC source: 0001225208-25-006617 · doc4.xml · nonDerivative · entry 1

Nudi Jonathon · CIK 0001685072 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,750

SEC source: 0001225208-25-005712 · doc4.xml · nonDerivative · entry 1

PAYNE LISA A · CIK 0001088534 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,566

F1 · balance_after: Reflects 3,060 shares of Common Stock that were previously held directly by the Reporting Person's individual account and which were transferred to Trust.

SEC source: 0001225208-25-005324 · doc4.xml · nonDerivative · entry 2

Cole Kenneth G. · CIK 0001582303 · VP, General Counsel and Sec.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 10,000

F1 · ownership.direct: On May 16, 2025, the reporting person transferred 10,000 shares of Masco common stock to a trust for no consideration. The reporting person and his spouse are the trustees and sole beneficiaries of the trust.

SEC source: 0001225208-25-005324 · doc4.xml · nonDerivative · entry 1

Cole Kenneth G. · CIK 0001582303 · VP, General Counsel and Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,365

F1 · ownership.direct: On May 16, 2025, the reporting person transferred 10,000 shares of Masco common stock to a trust for no consideration. The reporting person and his spouse are the trustees and sole beneficiaries of the trust.

SEC source: 0001225208-25-005034 · doc4.xml · nonDerivative · entry 1

Stevens Charles K. III · CIK 0001597149 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,440

SEC source: 0001225208-25-005033 · doc4.xml · nonDerivative · entry 1

Sandeep Reddy · CIK 0001581973 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,810

SEC source: 0001225208-25-005031 · doc4.xml · nonDerivative · entry 1

PLANT JOHN C · CIK 0001136562 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,924

SEC source: 0001225208-25-005029 · doc4.xml · nonDerivative · entry 1

PAYNE LISA A · CIK 0001088534 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,495

SEC source: 0001225208-25-005028 · doc4.xml · nonDerivative · entry 1

O'HERLIHY CHRISTOPHER A · CIK 0001504646 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,116

SEC source: 0001225208-25-005025 · doc4.xml · nonDerivative · entry 1

Ffolkes Marie A · CIK 0001715170 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,867

SEC source: 0001225208-25-005027 · doc4.xml · nonDerivative · entry 1

Nudi Jonathon · CIK 0001685072 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,600

SEC source: 0001225208-25-005024 · doc4.xml · nonDerivative · entry 1

Denari Aine · CIK 0001828441 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,320

SEC source: 0001225208-25-005023 · doc4.xml · nonDerivative · entry 1

Alexander Mark R. · CIK 0001474367 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,819

SEC source: 0001225208-25-003381 · doc4.xml · nonDerivative · entry 1

Straber Renee · CIK 0001623661 · VP - Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,027

SEC source: 0001225208-25-003191 · doc4.xml · nonDerivative · entry 1

Alexander Mark R. · CIK 0001474367 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,919

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.00 to $74.12, inclusive. The reporting person undertakes to provide to Masco Corporation, any security holder of Masco Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.

SEC source: 0001225208-25-003192 · doc4.xml · nonDerivative · entry 1

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,638

SEC source: 0001225208-25-002573 · doc4.xml · nonDerivative · entry 2

Allman Keith J. · CIK 0001599376 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 60,267

F1 · balance_after: The total accounts for an overreporting of an aggregate of 21,552 shares of Masco Corporation common stock ("Masco Shares") on the reporting person's previously filed Forms 4.

F2 · ownership.direct: The reported transaction occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 18, 2024.

SEC source: 0001225208-25-002577 · doc4.xml · nonDerivative · entry 1

Westenberg Richard J. · CIK 0001995830 · VP, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,251

SEC source: 0001225208-25-002576 · doc4.xml · nonDerivative · entry 1

Straber Renee · CIK 0001623661 · VP - Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,166

SEC source: 0001225208-25-002574 · doc4.xml · nonDerivative · entry 1

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,408

SEC source: 0001225208-25-002573 · doc4.xml · nonDerivative · entry 1

Allman Keith J. · CIK 0001599376 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,990

SEC source: 0001225208-25-002572 · doc4.xml · nonDerivative · entry 1

Marshall Richard Allan · CIK 0001864094 · VP - Masco Operating Sys.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,954

SEC source: 0001225208-25-002570 · doc4.xml · nonDerivative · entry 1

Cole Kenneth G. · CIK 0001582303 · VP, General Counsel and Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,365

SEC source: 0001225208-25-002569 · doc4.xml · derivative · entry 7

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,334

Underlying: Common Stock · 1,333 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 a Phantom Restricted Stock Unit is the cash equivalent of the fair market value of one share of Common Stock. The unit of Phantom Restricted Stock will be settled in cash upon each applicable annual vesting date.

F1 · kind: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F1 · derivative.exercise_date: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F1 · derivative.expiration_date: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F3 · balance_after: Represents holdings as of February 25, 2025.

SEC source: 0001225208-25-002569 · doc4.xml · derivative · entry 6

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,144 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 a Phantom Restricted Stock Unit is the cash equivalent of the fair market value of one share of Common Stock. The unit of Phantom Restricted Stock will be settled in cash upon each applicable annual vesting date.

F1 · kind: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F1 · derivative.exercise_date: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F1 · derivative.expiration_date: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F3 · balance_after: Represents holdings as of February 25, 2025.

SEC source: 0001225208-25-002569 · doc4.xml · nonDerivative · entry 4

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,961

F1 · kind: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F2 · price: Each unit of a Phantom Restricted Stock Unit is the cash equivalent of the fair market value of one share of Common Stock. The unit of Phantom Restricted Stock will be settled in cash upon each applicable annual vesting date.

F3 · balance_after: Represents holdings as of February 25, 2025.

SEC source: 0001225208-25-002569 · doc4.xml · nonDerivative · entry 3

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,438

F3 · balance_after: Represents holdings as of February 25, 2025.

SEC source: 0001225208-25-002569 · doc4.xml · nonDerivative · entry 2

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,117

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: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F2 · price: Each unit of a Phantom Restricted Stock Unit is the cash equivalent of the fair market value of one share of Common Stock. The unit of Phantom Restricted Stock will be settled in cash upon each applicable annual vesting date.

F3 · balance_after: Represents holdings as of February 25, 2025.

SEC source: 0001225208-25-002569 · doc4.xml · nonDerivative · entry 1

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,784

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: Each unit of a Phantom Restricted Stock Unit became convertible into the cash equivalent of the fair market value of one share of Common Stock in three equal annual installments commencing on the annual vesting date of the year following the year of grant. The date exercisable represents the first vesting date for this Phantom Restricted Stock Unit.

F2 · price: Each unit of a Phantom Restricted Stock Unit is the cash equivalent of the fair market value of one share of Common Stock. The unit of Phantom Restricted Stock will be settled in cash upon each applicable annual vesting date.

F3 · balance_after: Represents holdings as of February 25, 2025.

SEC source: 0001225208-25-001841 · doc4.xml · derivative · entry 2

Westenberg Richard J. · CIK 0001995830 · VP, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,020

Underlying: Common Stock · 24,020 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.

SEC source: 0001225208-25-001841 · doc4.xml · nonDerivative · entry 1

Westenberg Richard J. · CIK 0001995830 · VP, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,850

SEC source: 0001225208-25-001840 · doc4.xml · derivative · entry 2

Straber Renee · CIK 0001623661 · VP - Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,150

Underlying: Common Stock · 13,150 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.

SEC source: 0001225208-25-001840 · doc4.xml · nonDerivative · entry 1

Straber Renee · CIK 0001623661 · VP - Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,574

SEC source: 0001225208-25-001839 · doc4.xml · derivative · entry 2

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,300

Underlying: Common Stock · 19,300 shares

Expires 2035-02-13

F3 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F2 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.

SEC source: 0001225208-25-001839 · doc4.xml · nonDerivative · entry 1

Shah Jai · CIK 0001554872 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,290

F1 · balance_after: This amount has been adjusted to correct the number of shares held by the reporting person. In a Form 4 filed on February 10, 2022, the reporting person reported that on February 8, 2022, he acquired 12,720 shares of common stock. The actual number of shares he acquired on that date was 12,740.

SEC source: 0001225208-25-001830 · doc4.xml · derivative · entry 2

Marshall Richard Allan · CIK 0001864094 · VP - Masco Operating Sys.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,000

Underlying: Common Stock · 8,000 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.

SEC source: 0001225208-25-001830 · doc4.xml · nonDerivative · entry 1

Marshall Richard Allan · CIK 0001864094 · VP - Masco Operating Sys.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,725

SEC source: 0001225208-25-001829 · doc4.xml · derivative · entry 2

Cole Kenneth G. · CIK 0001582303 · VP, General Counsel and Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,220

Underlying: Common Stock · 17,220 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.

SEC source: 0001225208-25-001829 · doc4.xml · nonDerivative · entry 1

Cole Kenneth G. · CIK 0001582303 · VP, General Counsel and Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,840

SEC source: 0001225208-25-001828 · doc4.xml · derivative · entry 2

Allman Keith J. · CIK 0001599376 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,900

Underlying: Common Stock · 103,900 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.

SEC source: 0001225208-25-001828 · doc4.xml · nonDerivative · entry 1

Allman Keith J. · CIK 0001599376 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 219,379

SEC source: 0001225208-25-001827 · doc4.xml · derivative · entry 3

Ahmad Imran · CIK 0001965640 · Group President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,980

Underlying: Common Stock · 15,980 shares

Expires 2035-02-13

F2 · price: Grant of option under the Masco Corporation 2024 Long Term Stock Incentive Plan in transactions exempt under Rule 16b-3.

F1 · derivative.exercise_date: This option is exercisable in three approximately equal annual installments commencing February 13, 2026.