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Tetra Tech, Inc.
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Holders

Fund holders

Name Date reported Shares Value % Held
iShares Trust-iShares Core S&P Mid-Cap ETF Jan 31, 2026 8.4M 209.3M 3.2%
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund Dec 31, 2025 8.1M 203.5M 3.1%
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund Dec 31, 2025 5.9M 148.0M 2.3%
NEW PERSPECTIVE FUND Dec 31, 2025 4.1M 101.7M 1.6%
VANGUARD INDEX FUNDS-Vanguard Small-Cap Value Index Fund Dec 31, 2025 3.8M 95.4M 1.5%
NEUBERGER BERMAN EQUITY FUNDS-Neuberger Berman Genesis Fund Dec 31, 2025 2.9M 72.4M 1.1%
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund Dec 31, 2025 2.8M 70.5M 1.1%
AMERICAN FUNDS INSURANCE SERIES-Growth Fund Dec 31, 2025 2.2M 54.8M 0.8%
Invesco Exchange-Traded Fund Trust-Invesco Water Resources ETF Jan 31, 2026 2.0M 50.6M 0.8%
SPDR S&P MIDCAP 400 ETF TRT-State Street SPDR S&P Mid Cap 400 ETF TRT Feb 28, 2026 1.9M 47.9M 0.7%
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Main market

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Trading Hours (Monday - Friday):

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