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NORTHERN TRUST CORP

Bank

Position in TTEK — Tetra Tech Inc

CIK 73124 CHICAGO, IL

Position in TTEK

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$64,878,732
-$5,009,032 QoQ
Shares Held
2,245,716
-3.2% QoQ
Ownership
0.877%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#30
of 543 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 93% Shared 7% None 0%

Common Shares in TTEK Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

NORTHERN TRUST CORP holds $4,130,130,512 across 38 Engineering & Construction names. TTEK ranks #17 (1.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TTEK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $64,878,732 2,245,716
2026-03-31 $69,887,764 2,320,311
2025-12-31 $78,849,953 2,350,923
2025-09-30 $85,192,667 2,552,207
2025-06-30 $93,341,512 2,595,704
2025-03-31 $84,193,431 2,878,408
2024-12-31 $109,378,087 2,745,434
2024-09-30 $106,738,782 2,263,333
2024-06-30 $95,468,437 466,884
2024-03-31 $77,916,771 421,833
2023-12-31 $77,222,149 462,602
2023-09-30 $69,826,009 459,291
2023-06-30 $74,270,169 453,586
2023-03-31 $67,674,824 460,655
2022-12-31 $66,094,552 455,228
2022-09-30 $57,397,255 446,567
2022-06-30 $61,270,529 448,704
2022-03-31 $127,170,386 771,010
2021-12-31 $134,033,496 789,361
2021-09-30 $121,576,198 814,090
2021-06-30 $99,271,360 813,433
2021-03-31 $111,767,997 823,519
2020-12-31 $97,602,306 842,998
2020-09-30 $83,022,733 869,348
2020-06-30 $72,691,182 918,746
2020-03-31 $81,185,949 1,149,617