TETRA TECH INC NEW

Ticker: TTEK CUSIP: 88162G103 Class: EQTY

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 25,731,629 Value ($000) $863,039 Avg Close $33.82 Range $31.18 - $37.75

Q3 2025

Shares 25,506,017 Value ($000) $851,391 Avg Close $36.35 Range $32.91 - $38.66

Q2 2025

Shares 25,695,493 Value ($000) $924,010 Avg Close $33.29 Range $27.27 - $36.67

Q1 2025

Shares 26,439,478 Value ($000) $773,355 Avg Close $33.56 Range $28.17 - $42.98

Q4 2024

Shares 26,026,774 Value ($000) $1,036,907 Avg Close $44.89 Range $39.19 - $51.20

Q3 2024

Shares 26,214,477 Value ($000) $1,236,275 Avg Close $44.50 Range $39.43 - $48.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	25,731,629	$863,039	$33.82	$31.18 - $37.75
Q3 2025	25,506,017	$851,391	$36.35	$32.91 - $38.66
Q2 2025	25,695,493	$924,010	$33.29	$27.27 - $36.67
Q1 2025	26,439,478	$773,355	$33.56	$28.17 - $42.98
Q4 2024	26,026,774	$1,036,907	$44.89	$39.19 - $51.20
Q3 2024	26,214,477	$1,236,275	$44.50	$39.43 - $48.26