Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 37 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

37 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 8, 2021 TTEK S 3,273 $136.04 $445,259 236 Direct -93.27% Disposed 22.5% (price as of 2026-10-05)
Nov. 23, 2020 TTEK S 3,089 $123.34 $380,997 3,509 Direct -46.82% Disposed 35.1% (price as of 2026-10-05)
Nov. 17, 2020 TTEK S 1,395 $125.48 $175,045 1,399 Direct -49.93% Disposed 32.8% (price as of 2026-10-05)
Feb. 4, 2020 TTEK S 122 $89.33 $10,898 1,399 Direct -8.02% Disposed 86.6% (price as of 2026-10-05)
Nov. 25, 2019 TTEK S 1,015 $87.21 $88,518 1,521 Direct -40.02% Disposed 91.1% (price as of 2026-10-05)
Nov. 25, 2019 TTEK S 1,395 $87.31 $121,797 2,536 Direct -35.49% Disposed 90.9% (price as of 2026-10-05)
June 14, 2019 TTEK S 1,395 $72.31 $100,872 2,204 Direct -38.76% Disposed 130.5% (price as of 2026-10-05)
May 16, 2019 TTEK S 871 $67.37 $58,679 2,204 Direct -28.33% Disposed 147.4% (price as of 2026-10-05)
Feb. 23, 2018 TTEK S 660 $50.44 $33,290 3,358 Direct -16.43% Disposed 230.4% (price as of 2026-10-05)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Nov. 18, 2021 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (410) $0.00 Nov. 19, 2024 410 Disposed
Nov. 18, 2021 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (466) $0.00 Nov. 18, 2023 466 Disposed
Nov. 18, 2021 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (539) $0.00 Nov. 18, 2022 539 Disposed
Nov. 19, 2020 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (1,639) $0.00 Nov. 19, 2024 1,639 Acquired
Nov. 18, 2020 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (466) $0.00 Nov. 18, 2023 466 Disposed
Nov. 18, 2020 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (539) $0.00 Nov. 18, 2022 539 Disposed
Nov. 17, 2020 TTEK STOCK OPTION (RIGHT TO BUY) COMMON STOCK (1,395) $47.95 Nov. 17, 2027 1,395 Disposed
Nov. 25, 2019 TTEK STOCK OPTION (RIGHT TO BUY) COMMON STOCK (1,395) $47.95 Nov. 17, 2027 1,395 Disposed
Nov. 21, 2019 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (1,862) · Nov. 18, 2023 1,862 Acquired
Nov. 20, 2019 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (162) · Nov. 20, 2019 162 Disposed
Nov. 18, 2019 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (539) · Nov. 18, 2022 539 Acquired
June 14, 2019 TTEK STOCK OPTION (RIGHT TO BUY) COMMON STOCK (1,395) $47.95 Nov. 17, 2027 1,395 Disposed
Nov. 15, 2018 TTEK RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) COMMON STOCK (2,156) · Nov. 18, 2022 2,156 Acquired
Nov. 17, 2017 TTEK STOCK OPTION (RIGHT TO BUY) COMMON STOCK (5,580) $47.95 Nov. 17, 2027 5,580 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

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Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Nov. 15, 2017 TTEK COMMON STOCK 2,550 Direct