TETRA TECH INC NEW

Ticker: TTEK CUSIP: 88162G103 Class: EQTY

BAILLIE GIFFORD & CO's Holding History (CIK: 0001088875)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 428,775 Value ($000) $14,381 Avg Close $33.82 Range $31.18 - $37.75

Q3 2025

Shares 523,150 Value ($000) $17,463 Avg Close $36.35 Range $32.91 - $38.66

Q2 2025

Shares 587,870 Value ($000) $21,140 Avg Close $33.29 Range $27.27 - $36.67

Q1 2025

Shares 925 Value ($000) $27 Avg Close $33.56 Range $28.17 - $42.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	428,775	$14,381	$33.82	$31.18 - $37.75
Q3 2025	523,150	$17,463	$36.35	$32.91 - $38.66
Q2 2025	587,870	$21,140	$33.29	$27.27 - $36.67
Q1 2025	925	$27	$33.56	$28.17 - $42.98