SMALLEY GARY G.

SEC source: 0001428396-26-000003 · wk-form4_1779484615.xml · derivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,226

Underlying: Common Stock · 40,226 shares

Expires not disclosed

F1 · derivative.exercise_price: The restricted stock units (RSUs) convert into common stock of Tutor Perini Corporation on a 1-for-1 basis.

F2 · derivative.exercise_date: On May 20, 2026, the reporting person was granted 40,226 RSUs, of which 13,408 vest on May 20, 2027 and 13,409 vest on each of May 20, 2028 and 2029, contingent upon the reporting person's continued employment through these dates.

F2 · derivative.expiration_date: On May 20, 2026, the reporting person was granted 40,226 RSUs, of which 13,408 vest on May 20, 2027 and 13,409 vest on each of May 20, 2028 and 2029, contingent upon the reporting person's continued employment through these dates.

SEC source: 0000077543-26-000062 · wk-form4_1773706491.xml · derivative · entry 6

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,350

Underlying: Common Stock · 57,349 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: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vested on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. The 57,349 phantom stock units that vested on March 13, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

F2 · derivative.exercise_date: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vested on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. The 57,349 phantom stock units that vested on March 13, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

F2 · derivative.expiration_date: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vested on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. The 57,349 phantom stock units that vested on March 13, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000062 · wk-form4_1773706491.xml · nonDerivative · entry 4

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,479

F2 · kind: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vested on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. The 57,349 phantom stock units that vested on March 13, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

F2 · price: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vested on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. The 57,349 phantom stock units that vested on March 13, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000062 · wk-form4_1773706491.xml · nonDerivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,828

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.

F2 · price: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vested on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. The 57,349 phantom stock units that vested on March 13, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000062 · wk-form4_1773706491.xml · derivative · entry 5

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,836

Underlying: Common Stock · 25,918 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 · derivative.exercise_price: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vested on March 12, 2026 and 25,918 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. The 25,918 phantom stock units that vested on March 12, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

F1 · derivative.exercise_date: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vested on March 12, 2026 and 25,918 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. The 25,918 phantom stock units that vested on March 12, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

F1 · derivative.expiration_date: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vested on March 12, 2026 and 25,918 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. The 25,918 phantom stock units that vested on March 12, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000062 · wk-form4_1773706491.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,479

F1 · kind: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vested on March 12, 2026 and 25,918 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. The 25,918 phantom stock units that vested on March 12, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

F1 · price: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vested on March 12, 2026 and 25,918 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. The 25,918 phantom stock units that vested on March 12, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000062 · wk-form4_1773706491.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 117,397

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 · price: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vested on March 12, 2026 and 25,918 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. The 25,918 phantom stock units that vested on March 12, 2026 were settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition of shares back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000036 · wk-form4_1772749335.xml · nonDerivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,479

SEC source: 0000077543-26-000036 · wk-form4_1772749335.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,414

F2 · price: The price reported on Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $73.09 to $73.93, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in the footnote to this Form 4.

SEC source: 0000077543-26-000036 · wk-form4_1772749335.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,979

F1 · price: The price reported on Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $71.04 to $71.44, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in the footnote to this Form 4.

SEC source: 0000077543-26-000003 · wk-form4_1767396315.xml · derivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 477,454 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 · derivative.exercise_price: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.exercise_date: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.expiration_date: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000003 · wk-form4_1767396315.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,479

F1 · price: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · acquired: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-26-000003 · wk-form4_1767396315.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 558,933

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 · price: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · acquired: On January 1, 2023, the reporting person was granted 238,727 cash-settled performance stock units (Target Award) that vest and are earned from 0-200% of Target Award based upon the achievement of certain annualized stock price growth goals over a three-year performance period. On December 31, 2025, 200% of the Target Award was earned and vested. The cash settlement amount equals the number of units that vested multiplied by the closing price of the common stock of Tutor Perini Corporation (Issuer) on the vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000280 · wk-form4_1764627380.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,479

F1 · kind: Reflects the gift of common stock to a charitable donor-advised fund.

SEC source: 0000077543-25-000267 · wk-form4_1763665809.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 118,075

F2 · price: The price reported on Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $61.94 to $61.95, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in the footnote to this Form 4.

SEC source: 0000077543-25-000267 · wk-form4_1763665809.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · Director · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 117,975

F1 · price: The price reported on Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $60.70 to $61.51, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in the footnote to this Form 4.

SEC source: 0000077543-25-000261 · wk-form4_1763504655.xml · derivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,460

Underlying: Common Stock · 41,460 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 · derivative.exercise_price: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 and 41,460 vested on November 15, 2024 and 2025, respectively, and 41,460 will vest on November 15, 2026, contingent upon the reporting person's continued employment through the vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.exercise_date: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 and 41,460 vested on November 15, 2024 and 2025, respectively, and 41,460 will vest on November 15, 2026, contingent upon the reporting person's continued employment through the vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.expiration_date: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 and 41,460 vested on November 15, 2024 and 2025, respectively, and 41,460 will vest on November 15, 2026, contingent upon the reporting person's continued employment through the vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000261 · wk-form4_1763504655.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,075

F1 · kind: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 and 41,460 vested on November 15, 2024 and 2025, respectively, and 41,460 will vest on November 15, 2026, contingent upon the reporting person's continued employment through the vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000261 · wk-form4_1763504655.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,535

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 · price: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 and 41,460 vested on November 15, 2024 and 2025, respectively, and 41,460 will vest on November 15, 2026, contingent upon the reporting person's continued employment through the vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000042 · wk-form4_1741993668.xml · derivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,699

Underlying: Common Stock · 57,349 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 · derivative.exercise_price: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.exercise_date: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.expiration_date: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000042 · wk-form4_1741993668.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,075

F1 · kind: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000042 · wk-form4_1741993668.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 170,424

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 · price: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-25-000042 · wk-form4_1741993668.xml · derivative · entry 4

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,754

Underlying: Common Stock · 77,754 shares

Expires not disclosed

F2 · derivative.exercise_price: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vest on each of March 12, 2026, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date.

F2 · derivative.exercise_date: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vest on each of March 12, 2026, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date.

F2 · derivative.expiration_date: On March 12, 2025, the reporting person was granted 77,754 cash-settled phantom stock units, of which 25,918 vest on each of March 12, 2026, 2027 and 2028, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date.

SEC source: 0000077543-24-000252 · wk-form4_1732068732.xml · derivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,920

Underlying: Common Stock · 41,459 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 · derivative.exercise_price: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 vest on November 15, 2024, and 41,460 vest on each of November 15, 2025 and 2026, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.exercise_date: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 vest on November 15, 2024, and 41,460 vest on each of November 15, 2025 and 2026, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

F1 · derivative.expiration_date: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 vest on November 15, 2024, and 41,460 vest on each of November 15, 2025 and 2026, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-24-000252 · wk-form4_1732068732.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,075

F1 · kind: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 vest on November 15, 2024, and 41,460 vest on each of November 15, 2025 and 2026, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-24-000252 · wk-form4_1732068732.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,534

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 · price: On November 15, 2023, the reporting person was granted 124,379 cash-settled phantom stock units, of which 41,459 vest on November 15, 2024, and 41,460 vest on each of November 15, 2025 and 2026, contingent upon the reporting person's continued employment through each applicable vesting date. These phantom stock units are considered derivative securities settled in cash at a value equal to the number of units vested multiplied by the closing price per share of common stock of Tutor Perini Corporation (Issuer) on the applicable vesting date. The reporting person did not purchase or sell any shares of common stock in the settlement of this award, however, the transaction is required to be reported as an acquisition and disposition back to the Issuer under SEC reporting principles.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 17

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 45,000 shares

Expires 2030-11-11

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: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 16

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 42,500 shares

Expires 2029-11-15

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.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 15

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 42,500 shares

Expires 2028-11-16

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: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 14

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,096 shares

Expires 2025-09-01

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.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 13

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,000 shares

Expires 2025-09-01

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.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 12

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,000 shares

Expires 2025-09-01

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.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · derivative · entry 11

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 34,932 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 · derivative.exercise_price: The restricted stock units (RSUs) convert into common stock of Tutor Perini Corporation on a 1-for-1 basis.

F4 · derivative.exercise_date: On November 11, 2021, the reporting person was granted 104,796 RSUs, of which 34,932 vested on each of November 11, 2022, 2023 and 2024.

F4 · derivative.expiration_date: On November 11, 2021, the reporting person was granted 104,796 RSUs, of which 34,932 vested on each of November 11, 2022, 2023 and 2024.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 10

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,075

F3 · kind: Transactions represent the number of shares withheld for the payment of the aggregate exercise price for stock options and tax liabilities.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 9

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,340

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: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 8

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,340

F3 · kind: Transactions represent the number of shares withheld for the payment of the aggregate exercise price for stock options and tax liabilities.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 7

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 138,715

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: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 6

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,215

F3 · kind: Transactions represent the number of shares withheld for the payment of the aggregate exercise price for stock options and tax liabilities.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 5

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 131,700

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: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 4

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,200

F3 · kind: Transactions represent the number of shares withheld for the payment of the aggregate exercise price for stock options and tax liabilities.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,755

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: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,659

F2 · kind: Transactions represent the number of shares withheld for the payment of tax liabilities.

SEC source: 0000077543-24-000244 · wk-form4_1731537699.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,278

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 · price: The restricted stock units (RSUs) convert into common stock of Tutor Perini Corporation on a 1-for-1 basis.

SEC source: 0000077543-24-000044 · wk-form4_1710971439.xml · nonDerivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,346

F3 · price: The price reported on Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.23 to $13.33, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini 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 the footnote to this Form 4.

SEC source: 0000077543-24-000044 · wk-form4_1710971439.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,286

F2 · price: The price reported on Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.75 to $13.27, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini 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 the footnote to this Form 4.

SEC source: 0000077543-24-000044 · wk-form4_1710971439.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 112,245

F1 · price: The price reported on Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.70 to $12.93, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini 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 the footnote to this Form 4.

SEC source: 0000077543-24-000037 · wk-form4_1710545547.xml · nonDerivative · entry 2

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,203

F2 · price: The price reported on Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.32 to $12.80, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini 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 the footnote to this Form 4.

SEC source: 0000077543-24-000037 · wk-form4_1710545547.xml · nonDerivative · entry 1

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 160,507

F1 · price: The price reported on Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.30 to $12.80, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini 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 the footnote to this Form 4.

SEC source: 0000077543-24-000037 · wk-form4_1710545547.xml · derivative · entry 3

SMALLEY GARY G. · CIK 0001428396 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 172,048

Underlying: Common Stock · 172,048 shares

Expires not disclosed

F3 · derivative.exercise_price: The phantom stock units are settled in cash at a value equal to the number of units vested multiplied by the closing price per share of Tutor Perini Corporation's common stock on the applicable vesting date.

F4 · derivative.exercise_date: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date.

F4 · derivative.expiration_date: On March 13, 2024, the reporting person was granted 172,048 cash-settled phantom stock units, of which 57,349 vest on each of March 13, 2025 and 2026, and 57,350 vest on March 13, 2027, contingent upon the reporting person's continued employment through each applicable vesting date.

SEC source: 0000077543-25-000042 · wk-form4_1741993668.xml · derivative · entry 5

SMALLEY GARY G. · CIK 0001428396 · CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 172,048

Underlying: Common Stock · 172,048 shares

Expires not disclosed

F3 · derivative.exercise_price: Reflects the target number (Target Award) of cash-settled performance stock units (CPSUs) granted on March 13, 2024, which are scheduled to vest on December 31, 2026 based upon achievement of certain annualized stock price growth goals over a three-year performance period, with vesting ranging from 0% to 250% of the Target Award. The cash settlement amount will equal the number of shares that vest multiplied by the then fair market value of the shares. Due to an administrative error by the Company, the report for this award was filed late. The March 13, 2024 award was granted when the reporting person was President.

F3 · date: Reflects the target number (Target Award) of cash-settled performance stock units (CPSUs) granted on March 13, 2024, which are scheduled to vest on December 31, 2026 based upon achievement of certain annualized stock price growth goals over a three-year performance period, with vesting ranging from 0% to 250% of the Target Award. The cash settlement amount will equal the number of shares that vest multiplied by the then fair market value of the shares. Due to an administrative error by the Company, the report for this award was filed late. The March 13, 2024 award was granted when the reporting person was President.

F3 · derivative.exercise_date: Reflects the target number (Target Award) of cash-settled performance stock units (CPSUs) granted on March 13, 2024, which are scheduled to vest on December 31, 2026 based upon achievement of certain annualized stock price growth goals over a three-year performance period, with vesting ranging from 0% to 250% of the Target Award. The cash settlement amount will equal the number of shares that vest multiplied by the then fair market value of the shares. Due to an administrative error by the Company, the report for this award was filed late. The March 13, 2024 award was granted when the reporting person was President.

F3 · derivative.expiration_date: Reflects the target number (Target Award) of cash-settled performance stock units (CPSUs) granted on March 13, 2024, which are scheduled to vest on December 31, 2026 based upon achievement of certain annualized stock price growth goals over a three-year performance period, with vesting ranging from 0% to 250% of the Target Award. The cash settlement amount will equal the number of shares that vest multiplied by the then fair market value of the shares. Due to an administrative error by the Company, the report for this award was filed late. The March 13, 2024 award was granted when the reporting person was President.