Tetra Tech Ownership | Who Owns Tetra Tech?
Tetra Tech Ownership Summary
Tetra Tech is owned by 58.99% institutional investors, 0.52% insiders, and 40.49% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 10.27% of TTEK shares. Pictet Water Segregated Accounts is the top mutual fund, with 8.99% of its assets in Tetra Tech shares.
TTEK Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Tetra Tech | 58.99% | 0.52% | 40.49% |
| Sector | Industrials Stocks | 49.61% | 15.69% | 34.70% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 26.79M | 10.27% | $806.93M |
| Vanguard group | 25.80M | 9.89% | $865.35M |
| Blackrock | 5.27M | 9.85% | $1.08B |
| Capital investors | 11.39M | 4.37% | $342.92M |
| Pictet asset management sa | 9.64M | 3.70% | $290.49M |
| State street | 9.64M | 3.69% | $290.23M |
| Neuberger berman group | 7.27M | 2.79% | $218.96M |
| Sands capital management | 6.66M | 2.55% | $200.56M |
| Amundi | 5.76M | 2.17% | $193.25M |
| Geode capital management | 5.22M | 2.00% | $157.19M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Fernbridge capital management lp | 3.40M | 6.56% | $102.43M |
| Value management | 907.33K | 4.43% | $27.33M |
| Alpenglobal capital | 107.31K | 3.96% | $6.23M |
| Neumeier poma investment counsel | 1.30M | 3.24% | $39.27M |
| Managed asset portfolios | 886.86K | 3.20% | $26.71M |
| Osprey private wealth | 363.42K | 3.17% | $10.95M |
| One8zero8 | 451.47K | 3.03% | $13.60M |
| Winslow asset management | 432.54K | 2.53% | $13.03M |
| Crown advisors management | 125.00K | 2.50% | $3.77M |
| Van berkom & associates | 2.29M | 2.27% | $68.85M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Wellington management group llp | 4.80M | 0.03% | 3.75M |
| Norges bank | 3.43M | 0.01% | 3.43M |
| Fuller & thaler asset management | 3.31M | 0.34% | 3.31M |
| Capital investors | 11.39M | 0.08% | 2.37M |
| Citadel advisors | 1.74M | 0.01% | 1.69M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Artisan partners limited partnership | - | - | -2.78M |
| Bain capital public equity management ii | - | - | -2.41M |
| Driehaus capital management | - | - | -1.60M |
| Pictet asset management sa | 9.64M | 0.31% | -1.56M |
| Aqr capital management | 1.51M | 0.02% | -1.36M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 3.43M | 0.01% | 3.43M | $115.16M |
| Fuller & thaler asset management | 3.31M | 0.34% | 3.31M | $99.83M |
| Vanguard fiduciary trust | 1.63M | 0.01% | 1.63M | $49.05M |
| L1 capital pty | 956.17K | 1.72% | 956.17K | $28.80M |
| Point72 asset management | 542.27K | 0.02% | 542.27K | $16.33M |
Sold Out
| Holder | Change |
|---|---|
| Mv capital management | -1.00 |
| Optiver b.v. | -2.00 |
| American capital advisory | -3.00 |
| First command advisory services | -4.00 |
| Tfc financial management | -5.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 408 | -33.87% | 153,845,034 | -36.36% | 58 | 0.69% | 181 | -34.66% | 153 | -39.76% |
| Dec 31, 2025 | 489 | -20.36% | 192,202,802 | -22.15% | 73 | 0.85% | 208 | -31.58% | 206 | 1.48% |
| Sep 30, 2025 | 586 | -2.66% | 229,832,335 | -8.07% | 86 | 0.98% | 287 | -8.01% | 198 | -3.41% |
| Jun 30, 2025 | 587 | 1.73% | 251,766,635 | 3.61% | 94 | 1.13% | 308 | 2.67% | 199 | 3.11% |
| Mar 31, 2025 | 570 | -11.08% | 242,885,572 | 2.15% | 91 | 1.16% | 295 | -4.22% | 192 | -15.42% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Pictet Water Segregated Accounts | 962.92K | 8.99% | 962.92K |
| iShares Core S&P Mid-Cap ETF | 8.80M | 3.39% | -4.43K |
| Vanguard Total Stock Mkt Idx Inv | 8.32M | 3.21% | 21.32K |
| Vanguard US Total Market Shares ETF | 8.45M | 3.15% | -33.76M |
| Fidelity Sust Water & Waste A Acc EUR | 307.14K | 2.87% | 11.47K |
| Pictet-Water I EUR | 7.21M | 2.76% | 562.27K |
| Vanguard Small Cap Index | 6.01M | 2.32% | -12.16K |
| Sands Capital Global Growth Equity | 5.97M | 2.30% | -263.64K |
| State St S&P Midcap® Indx SL Cl II | 246.10K | 2.30% | -600.00 |
| Vontobel Global Envir Change I EUR | 235.39K | 2.20% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 15, 2026 | Feeler Jeffrey R | - | Buy | $50.18K |
| Feb 04, 2026 | CARTER BRIAN N | SVP, Corporate Controller | Sell | $401.41K |
| Aug 14, 2025 | Birkenbeuel Gary | - | Sell | $86.05K |
| Feb 04, 2025 | Volpi Kirsten M | - | Sell | $57.50K |
| Feb 04, 2025 | Volpi Kirsten M | - | Sell | $140.74K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2031 Q4 | - | 1 |
| 2024 Q3 | - | 6 |
| 2024 Q2 | - | 1 |
| 2024 Q1 | - | 5 |
| 2023 Q4 | - | 10 |
TTEK Ownership FAQ
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