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BATRACK DAN L

Disclosed activity across 1 company

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SEC CIK
0001207854

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
TETRA TECH INCTTEK · Entity 3570Director · Chairman and CEONovember 19, 2025December 03, 2025

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

TETRA TECH INC

Report date November 19, 2025 · Filed December 03, 2025

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
COMMON STOCKSEC Table I · non-derivativeDirect332,498 Ending reported balance After 2025-11-30 transaction · row 3
3 source rows · reconciled sequence

Row 1 · 2025-11-30 · Exercise / conversion · Acquired 21,255 · Balance 335,564

Row 2 · 2025-11-30 · Exercise / conversion · Acquired 19,330 · Balance 354,894

Row 3 · 2025-11-30 · Tax withholding · Disposed 22,396 · Balance 332,498

F1: Represents the shares withheld to pay the related tax liability of the restricted stock units (RSUs) that vested on November 30, 2025.

RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)SEC Table II · derivative / convertible securityDirect101,010 Reported balance After 2025-11-19 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2025-11-19 · Grant · Acquired 101,010 · Balance 101,010

F2: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F3: The RSUs become vested as to 25% of the shares on November 30, 2026, and 25% annually, thereafter, until fully vested.

F4: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)SEC Table II · derivative / convertible securityDirect42,505 Reported balance After 2025-11-30 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2025-11-30 · Exercise / conversion · Disposed 21,255 · Balance 42,505

F2: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F5: The RSUs become vested as to 25% of the shares on November 30, 2024, and 25% annually, thereafter, until fully vested.

F4: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)SEC Table II · derivative / convertible securityDirect57,990 Reported balance After 2025-11-30 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2025-11-30 · Exercise / conversion · Disposed 19,330 · Balance 57,990

F2: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F6: The RSUs become vested as to 25% of the shares on November 30, 2025, and 25% annually, thereafter, until fully vested.

F4: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Filing footnotes · ownership attribution and instrument terms

F1: Represents the shares withheld to pay the related tax liability of the restricted stock units (RSUs) that vested on November 30, 2025.

F2: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F3: The RSUs become vested as to 25% of the shares on November 30, 2026, and 25% annually, thereafter, until fully vested.

F4: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

F5: The RSUs become vested as to 25% of the shares on November 30, 2024, and 25% annually, thereafter, until fully vested.

F6: The RSUs become vested as to 25% of the shares on November 30, 2025, and 25% annually, thereafter, until fully vested.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
November 30, 2025 Filed Dec 3, 2025 01:07 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 19,330 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000006 · wk-form4_1764724018.xml · derivative · entry 6

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,990

Underlying: COMMON STOCK · 19,330 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: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F6 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 30, 2025, and 25% annually, thereafter, until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 30, 2025 Filed Dec 3, 2025 01:07 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 21,255 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000006 · wk-form4_1764724018.xml · derivative · entry 5

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,505

Underlying: COMMON STOCK · 21,255 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: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F5 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 30, 2024, and 25% annually, thereafter, until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 30, 2025 Filed Dec 3, 2025 01:07 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 22,396 $34.74 $778,037.04
Disclosure

SEC source: 0001207854-25-000006 · wk-form4_1764724018.xml · nonDerivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 332,498

F1 · shares: Represents the shares withheld to pay the related tax liability of the restricted stock units (RSUs) that vested on November 30, 2025.

Read SEC document
November 30, 2025 Filed Dec 3, 2025 01:07 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 19,330 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000006 · wk-form4_1764724018.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 354,894

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.

Read SEC document
November 30, 2025 Filed Dec 3, 2025 01:07 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 21,255 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000006 · wk-form4_1764724018.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 335,564

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.

Read SEC document
November 19, 2025 Filed Dec 3, 2025 01:07 UTC TETRA TECH INC TTEK · Entity 3570 GrantRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 101,010 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000006 · wk-form4_1764724018.xml · derivative · entry 4

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,010

Underlying: COMMON STOCK · 101,010 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F3 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 30, 2026, and 25% annually, thereafter, until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 19,015 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · derivative · entry 7

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,010

Underlying: COMMON STOCK · 19,015 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.

F5 · derivative.exercise_price: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F8 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2023, and 25% annually, thereafter, until fully vested.

F7 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 14,030 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · derivative · entry 6

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: COMMON STOCK · 14,030 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.

F5 · derivative.exercise_price: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F6 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2022, and 25% annually, thereafter, until fully vested.

F7 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 90,653 $35.69 $3,235,405.57
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · nonDerivative · entry 5

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 314,309

F4 · shares: Represents the shares withheld to pay the related tax liability of performance stock units that vested on November 18, 2025.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 GrantCOMMON STOCK 164,285 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · nonDerivative · entry 4

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 404,962

F3 · shares: Shares acquired pursuant to vesting of performance stock units earned under 2018 Equity Incentive Plan.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 18,235 $35.69 $650,807.15
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · nonDerivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 240,677

F2 · shares: Represents the shares withheld to pay the related tax liability of the restricted stock units (RSUs) that vested on November 18, 2025.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 19,015 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 258,912

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.

Read SEC document
November 18, 2025 Filed Nov 20, 2025 23:51 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 14,030 $0.00 $0.00
Disclosure

SEC source: 0001207854-25-000004 · wk-form4_1763682671.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 239,897

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 · balance_after: Amount of securities beneficially owned was updated to reflect that 149 shares of common stock were acquired by the Reporting Person on December 15, 2024, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).

Read SEC document
November 30, 2024 Filed Dec 4, 2024 00:56 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 21,255 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000104 · wk-form4_1733273793.xml · derivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,760

Underlying: COMMON STOCK · 21,255 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: Represents an award of RSUs, each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F3 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 30, 2024, and 25% annually, thereafter, until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

F5 · balance_after: On September 6, 2024, the balance of 17,003 shares was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 68,012 shares of common stock.

Read SEC document
November 30, 2024 Filed Dec 4, 2024 00:56 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 11,708 $41.51 $485,999.08
Disclosure

SEC source: 0000831641-24-000104 · wk-form4_1733273793.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 225,718

F1 · shares: Represents the shares underlying restricted stock units (RSUs) that vested on November 30, 2024, and were withheld to pay the related tax liability.

Read SEC document
November 30, 2024 Filed Dec 4, 2024 00:56 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 21,255 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000104 · wk-form4_1733273793.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 237,426

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.

Read SEC document
November 20, 2024 Filed Nov 23, 2024 00:01 UTC TETRA TECH INC TTEK · Entity 3570 GrantRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 77,320 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000080 · wk-form4_1732320059.xml · derivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,320

Underlying: COMMON STOCK · 77,320 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F4 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 30, 2025, and 25% annually, thereafter, until fully vested.

F5 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 20, 2024 Filed Nov 23, 2024 00:01 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 85,320 $40.22 $3,431,570.40
Disclosure

SEC source: 0000831641-24-000080 · wk-form4_1732320059.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 216,171

F2 · shares: Represents the combined number of shares withheld to pay the related tax liability of the PSUs that vested on November 20, 2024.

Read SEC document
November 20, 2024 Filed Nov 23, 2024 00:01 UTC TETRA TECH INC TTEK · Entity 3570 GrantCOMMON STOCK 154,901 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000080 · wk-form4_1732320059.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 301,491

F1 · shares: Shares acquired pursuant to vesting of performance stock units (PSUs) earned under 2018 Equity Incentive Plan.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 19,015 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · derivative · entry 7

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,025

Underlying: COMMON STOCK · 19,015 shares

Expires not disclosed

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

F3 · security: Represents an award of RSUs, each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F4 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on the first anniversary date, and 25% of the shares on each anniversary date thereafter until fully vested.

F5 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

F8 · derivative.underlying_shares: On September 6, 2024, the balance of 11,408 shares was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 45,632 shares of common stock.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 14,030 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · derivative · entry 6

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,030

Underlying: COMMON STOCK · 14,030 shares

Expires not disclosed

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

F3 · security: Represents an award of RSUs, each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F4 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on the first anniversary date, and 25% of the shares on each anniversary date thereafter until fully vested.

F5 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

F7 · derivative.underlying_shares: On September 6, 2024, the balance of 5,612 shares was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 22,448 shares of common stock.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 16,390 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · derivative · entry 5

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: COMMON STOCK · 16,390 shares

Expires not disclosed

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

F3 · security: Represents an award of RSUs, each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F4 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on the first anniversary date, and 25% of the shares on each anniversary date thereafter until fully vested.

F5 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

F6 · derivative.underlying_shares: On September 6, 2024, the balance of 3,278 shares was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 13,112 shares of common stock.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 27,230 $41.12 $1,119,697.60
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · nonDerivative · entry 4

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,590

F2 · shares: Represents the shares underlying restricted stock units (RSUs) withheld to pay the related tax liability.

F1 · balance_after: On September 6, 2024, the balance of 24,877 shares of common stock was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 99,508 shares of common stock.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 19,015 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · nonDerivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 173,820

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.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 14,030 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,805

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.

Read SEC document
November 18, 2024 Filed Nov 20, 2024 22:28 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 16,390 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000067 · wk-form4_1732141721.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · Chairman, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,775

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 · balance_after: On September 6, 2024, the balance of 24,877 shares of common stock was updated pursuant to a 5 to 1 forward stock split, resulting in an additional 99,508 shares of common stock.

Read SEC document
August 06, 2024 Filed Aug 8, 2024 23:27 UTC TETRA TECH INC TTEK · Entity 3570 SaleCOMMON STOCK 17,924 $227.72 $4,081,733.94
Disclosure

SEC source: 0000831641-24-000042 · wk-form4_1723159619.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,877

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $226.725 to $229.83, inclusive.

Read SEC document
February 20, 2024 Filed Feb 22, 2024 23:28 UTC TETRA TECH INC TTEK · Entity 3570 GiftCOMMON STOCK 5,800 $0.00 $0.00
Disclosure

SEC source: 0000831641-24-000021 · wk-form4_1708644504.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,801

F1 · price: Bona fide gift. No compensation was given to the donor for the gifting of shares.

F2 · balance_after: Amount of securities beneficially owned was updated to reflect that 35 shares of common stock were acquired by the Reporting Person on December 15, 2023, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).

Read SEC document
November 28, 2023 Filed Nov 30, 2023 00:23 UTC TETRA TECH INC TTEK · Entity 3570 SaleCOMMON STOCK 22,000 $161.51 $3,553,308.00
Disclosure

SEC source: 0000831641-23-000119 · wk-form4_1701303806.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,566

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $160.82 to $162.23, inclusive.

Read SEC document
November 21, 2023 Filed Nov 23, 2023 00:53 UTC TETRA TECH INC TTEK · Entity 3570 GrantRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 17,003 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000089 · wk-form4_1700700799.xml · derivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,003

Underlying: COMMON STOCK · 17,003 shares

Expires not disclosed

F3 · security: Represents an award of restricted stock units (RSUs), each unit of which represents a contingent right to receive one share of Tetra Tech common stock.

F4 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 30, 2024, and 25% of the shares on each anniversary date thereafter until fully vested.

F5 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 21, 2023 Filed Nov 23, 2023 00:53 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 18,212 $164.32 $2,992,595.84
Disclosure

SEC source: 0000831641-23-000089 · wk-form4_1700700799.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,566

F2 · shares: Represents the combined number of shares withheld to pay the related tax liability of the performance stock units that vested on November 21, 2023.

Read SEC document
November 21, 2023 Filed Nov 23, 2023 00:53 UTC TETRA TECH INC TTEK · Entity 3570 GrantCOMMON STOCK 33,737 $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000089 · wk-form4_1700700799.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,778

F1 · shares: Shares acquired pursuant to vesting of performance stock units (PSUs) earned under 2018 Equity Incentive Plan.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 3,803 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · derivative · entry 9

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,408

Underlying: COMMON STOCK · 3,803 shares

Expires not disclosed

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

F6 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2023, and 25% of the shares on each anniversary date thereafter until fully vested.

F3 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 2,806 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · derivative · entry 8

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,612

Underlying: COMMON STOCK · 2,806 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.

F5 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2022, and 25% of the shares on each anniversary date thereafter until fully vested.

F3 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 3,279 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · derivative · entry 7

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,278

Underlying: COMMON STOCK · 3,279 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.

F4 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2021, and 25% of the shares on each anniversary date thereafter until fully vested.

F3 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 4,276 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · derivative · entry 6

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: COMMON STOCK · 4,276 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_date: The RSUs become vested as to 25% of the shares on November 18, 2020, and 25% of the shares on each anniversary date thereafter until fully vested.

F3 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 7,648 $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · nonDerivative · entry 5

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,041

F1 · shares: Represents the shares underlying restricted stock units (RSUs) which vested on 11/18/2023 and were withheld to pay the related tax liability.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 3,803 $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · nonDerivative · entry 4

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,689

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.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 2,806 $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · nonDerivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,886

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.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 3,279 $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · nonDerivative · entry 2

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,080

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.

Read SEC document
November 18, 2023 Filed Nov 22, 2023 02:15 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 4,276 $0.00 $0.00
Disclosure

SEC source: 0000831641-23-000059 · wk-form4_1700619309.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,801

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.

Read SEC document
December 15, 2022 Filed Dec 16, 2022 23:16 UTC TETRA TECH INC TTEK · Entity 3570 SaleCOMMON STOCK 30,000 $153.63 $4,608,786.00
Disclosure

SEC source: 0000831641-22-000133 · wf-form4_167123258434164.xml · nonDerivative · entry 1

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,487

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $152.58 to $155.55, inclusive.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 2,807 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · derivative · entry 10

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,418

Underlying: COMMON STOCK · 2,807 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.

F7 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2022, and the anniversary of that date going forward until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 3,279 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · derivative · entry 9

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,557

Underlying: COMMON STOCK · 3,279 shares

Expires not disclosed

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

F6 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2021, and the anniversary of that date going forward until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 4,276 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · derivative · entry 8

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,276

Underlying: COMMON STOCK · 4,276 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.

F5 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2020, and the anniversary of that date going forward until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionRESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · Derivative 5,308 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · derivative · entry 7

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: COMMON STOCK · 5,308 shares

Expires not disclosed

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

F3 · derivative.exercise_date: The RSUs become vested as to 25% of the shares on November 18, 2019, and the anniversary of that date going forward until fully vested.

F4 · derivative.expiration_date: The RSUs are exercisable at the time of vesting and do not have a set expiration date.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Tax withholdingCOMMON STOCK 35,607 $156.63 $5,577,124.41
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · nonDerivative · entry 6

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,487

F2 · shares: Represents the combined number of shares withheld to pay the related tax liability on a total of 50,286 performance stock units (PSUs) and 15,670 restricted stock units (RSUs), which vested on November 18, 2022.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 2,807 $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · nonDerivative · entry 5

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,094

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.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 3,279 $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · nonDerivative · entry 4

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,287

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.

Read SEC document
November 18, 2022 Filed Nov 23, 2022 01:53 UTC TETRA TECH INC TTEK · Entity 3570 Exercise / conversionCOMMON STOCK 4,276 $0.00 $0.00
Disclosure

SEC source: 0000831641-22-000096 · wf-form4_166916840751405.xml · nonDerivative · entry 3

BATRACK DAN L · CIK 0001207854 · Director · CHAIRMAN AND CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,008

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.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.