Skip to main content

GREAT LAKES ADVISORS, LLC

Position in TTEK — Tetra Tech Inc

CIK 1078013 CHICAGO, IL

Position in TTEK

as of Jun 30, 2026 · filed Aug 10, 2026
Position Value
$442,739
-$92,583 QoQ
Shares Held
15,325
-13.8% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#301
of 543 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in TTEK Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

GREAT LAKES ADVISORS, LLC holds $219,457,987 across 14 Engineering & Construction names. TTEK ranks #11 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TTEK

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $442,739 15,325
2026-03-31 $535,322 17,773
2025-12-31 $596,106 17,773
2025-09-30 $672,273 20,140
2025-06-30 $715,604 19,900
2025-03-31 $586,082 20,037
2024-12-31 $940,224 23,600
2024-09-30 $1,056,714 22,407
2024-06-30 $931,201 4,554
2024-03-31 $757,680 4,102
2023-12-31 $690,589 4,137
2023-09-30 $632,292 4,159
2023-06-30 $717,181 4,380
2023-03-31 $679,605 4,626
2022-12-31 $688,636 4,743
2022-09-30 $634,552 4,937
2022-06-30 $717,297 5,253
2022-03-31 $985,846 5,977
2021-12-31 $1,223,239 7,204
2021-09-30 $967,275 6,477
2021-06-30 $821,451 6,731
2021-03-31 $909,188 6,699
2020-12-31 $801,776 6,925
2020-09-30 $638,417 6,685
2020-06-30 $536,275 6,778
2020-03-31 $488,761 6,921