Q3 2025 13F Holders as of 9/30/2025
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Type / Class
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Equity / COMMON STOCK
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Shares outstanding
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265M
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Number of holders
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584
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Total 13F shares, excl. options
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246M
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Shares change
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-2.96M
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Total reported value, excl. options
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$8.21B
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Value change
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-$118M
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Put/Call ratio
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7.41
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Number of buys
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294
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Number of sells
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-258
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Price
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$33.38
Significant Holders of TETRA TECH INC - COMMON STOCK (TTEK) as of Q3 2025
667 filings reported holding TTEK - TETRA TECH INC - COMMON STOCK as of Q3 2025.
TETRA TECH INC - COMMON STOCK (TTEK) has 584 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 246M shares
of 265M outstanding shares and own 92.61% of the company stock.
Largest 10 shareholders include VANGUARD GROUP INC (26.3M shares), BlackRock, Inc. (25.5M shares), Pictet Asset Management Holding SA (14.2M shares), STATE STREET CORP (11.3M shares), NEUBERGER BERMAN GROUP LLC (9.03M shares), SANDS CAPITAL MANAGEMENT, LLC (7.18M shares), Capital International Investors (7.08M shares), ALLIANCEBERNSTEIN L.P. (6.58M shares), Amundi (5.76M shares), and GEODE CAPITAL MANAGEMENT, LLC (5.03M shares).
This table shows the top 584 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.