Dudediligence.

Tetra Tech, Inc

TTEKNASDAQ · Services-Engineering Services
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$401,400

1 notice · 9,979 sh

Oct 2025 to Oct 2026

Reported ·

$401,455

1 sale · 1 buy · $50,179 bought

Oct 2025 to Sep 2026

The two figures cover different periods.

The one reported sale does not carry the 10b5-1 box. It is under 0.01% of the shares on issue.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Sep 2026N2025DJ2026FMAMJJASO2026-02-04: BRIAN CARTER, Form 1442026-02-04: CARTER BRIAN N, sold2026-05-15: Feeler Jeffrey R, bought
under a no plan named▼ sale▲ buysize is dollars

Form 144 notices, newest first

2026-02-04BRIAN CARTER, SVP, Corporate Controller$401,400
9,979 shno plan date144 ↗
Form 4, 2026-02-06: sold 9,979 at $40.23 Form 4 ↗