TETRA TECH INC hedge fund holdings
TTEKNASDAQ$33.33+0.21 (+0.63%)as of Oct 5, 2026
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
TTEK · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (-1.6%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 221 | 177 | $899M | $680M | 548 | Aug 14, 2025 |
| Q3 2025 | 205 | 165 | $894M | $735M | 563 | Nov 14, 2025 |
| Q4 2025 | 186 | 220 | $692M | $1B | 575 | Feb 14, 2026 |
| Q1 2026 | 195 | 224 | $842M | $666M | 566 | May 15, 2026 |
| Q2 2026 | 180 | 216 | $1.19B | $1.05B | 517 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
517 filersNew position
35$141M+4.87M sh
Increased
145$1.05B+36.4M sh
Reduced
146-$680M-23.5M sh
Out / sold
70-$373M-12.9M sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Sands Capital Management, LLC | Sell 100% | -$201M | $0 | 0.00% | Aug 13, 2026 |
| Pictet Asset Management Holding SA | Reduce 50.65% | -$141M | $137M | 0.13% | Jul 30, 2026 |
| Fernbridge Capital Management LP | Sell 100% | -$102M | $0 | 0.00% | Aug 13, 2026 |
| Energy Income Partners, LLC | New Buy | +$68.5M | $68.5M | 1.08% | Aug 7, 2026 |
| Van Berkom & Associates Inc. | Reduce 45.98% | -$60.7M | $71.3M | 2.30% | Aug 5, 2026 |
| Cooke & Bieler LP | New Buy | +$51.6M | $51.6M | 0.60% | Jul 30, 2026 |
| Bessemer Group Inc | Reduce 92.87% | -$38.4M | $2.95M | 0.00% | Aug 12, 2026 |
| King Luther Capital Management Corp | Reduce 68.12% | -$35.1M | $16.4M | 0.07% | Aug 10, 2026 |
| Pacer Advisors, Inc. | Added 1163.45% | +$24.2M | $26.3M | 0.07% | Aug 13, 2026 |
| Robeco Schweiz AG | Added 35.50% | +$23.5M | $89.5M | 1.44% | Jul 28, 2026 |
| FIL Ltd | Added 13.22% | +$18.5M | $158M | 0.11% | Aug 13, 2026 |
| PGGM Investments | Added 49.53% | +$17.9M | $54.2M | 1.33% | Aug 12, 2026 |
| LGT Group Foundation | Added 18.45% | +$16.9M | $108M | 1.22% | Aug 10, 2026 |
| Gotham Asset Management, LLC | Added 263.35% | +$14.8M | $20.5M | 0.05% | Aug 14, 2026 |
| M&G PLC | Added 19.75% | +$13.3M | $80.5M | 0.40% | Aug 6, 2026 |
| Quantinno Capital Management LP | Reduce 28.84% | -$12.9M | $31.9M | 0.04% | Aug 13, 2026 |
| Managed Asset Portfolios, LLC | Added 49.03% | +$12.6M | $38.2M | 4.36% | Aug 6, 2026 |
| iA Global Asset Management Inc. | Sell 100% | -$11.7M | $0 | 0.00% | Jul 29, 2026 |
| Premier Fund Managers Ltd | Reduce 49.30% | -$11.5M | $11.8M | 1.07% | Jul 22, 2026 |
| Bridgewater Associates, LP | Added 184.28% | +$11.4M | $17.6M | 0.07% | Aug 14, 2026 |
| SEB Asset Management AB | Sell 100% | -$11.3M | $0 | 0.00% | Aug 4, 2026 |
| Ninety One UK Ltd | Reduce 13.41% | -$10.6M | $68.3M | 0.15% | Jul 16, 2026 |
| Copeland Capital Management, LLC | Reduce 99.82% | -$10.6M | $19.4K | 0.00% | Aug 4, 2026 |
| Aberdeen Group plc | Reduce 24.84% | -$10.2M | $30.9M | 0.04% | Jul 31, 2026 |
| Tidal Investments LLC | Reduce 82.08% | -$9.11M | $1.99M | 0.00% | Aug 13, 2026 |
| Baillie Gifford & Co | Reduce 99.64% | -$9.03M | $32.2K | 0.00% | Aug 6, 2026 |
| Schroder Investment Management Group | Reduce 33.09% | -$8.26M | $16.7M | 0.01% | Aug 13, 2026 |
| Foresight Group Ltd Liability Partnership | New Buy | +$7.68M | $7.68M | 1.38% | Jul 27, 2026 |
| Capital International Investors | Added 2.34% | +$7.68M | $337M | 0.07% | Aug 12, 2026 |
| Williams Jones Wealth Management, LLC. | Reduce 94.87% | -$7.02M | $380K | 0.00% | Aug 5, 2026 |
| Neumeier Poma Investment Counsel LLC | Added 16.14% | +$6.08M | $43.8M | 3.00% | Aug 13, 2026 |
| Systematic Financial Management LP | Added 67.84% | +$5.62M | $13.9M | 0.28% | Aug 14, 2026 |
| Caisse de depot et placement du Quebec | Sell 100% | -$5.46M | $0 | 0.00% | Aug 14, 2026 |
| Night Squared LP | Sell 100% | -$5.26M | $0 | 0.00% | Aug 14, 2026 |
| Holocene Advisors, LP | New Buy | +$4.68M | $4.68M | 0.01% | Aug 14, 2026 |
| Canada Pension Plan Investment Board | Added 99.50% | +$4.61M | $9.23M | 0.01% | Aug 14, 2026 |
| Weiss Asset Management LP | Reduce 99.33% | -$4.57M | $30.9K | 0.00% | Aug 14, 2026 |
| HBK Investments L P | Reduce 63.22% | -$4.37M | $2.54M | 0.02% | Aug 14, 2026 |
| Public Sector Pension Investment Board | Added 105.74% | +$4.12M | $8.02M | 0.02% | Aug 13, 2026 |
| Wellington Management Group LLP | Reduce 2.71% | -$3.75M | $135M | 0.02% | Aug 14, 2026 |
| Edgestream Partners, L.P. | Sell 100% | -$3.67M | $0 | 0.00% | Aug 11, 2026 |
| Oak Thistle LLC | Sell 100% | -$3.54M | $0 | 0.00% | Jul 21, 2026 |
| First Trust Advisors LP | Added 4.75% | +$3.35M | $74M | 0.04% | Aug 11, 2026 |
| Bahl & Gaynor LLC | Reduce 40.65% | -$3.06M | $4.47M | 0.02% | Aug 13, 2026 |
| Caxton Associates LLP | Reduce 78.01% | -$3.06M | $863K | 0.02% | Aug 14, 2026 |
| Agf Management Ltd | Sell 100% | -$3.04M | $0 | 0.00% | Aug 10, 2026 |
| Kingdon Capital Management, L.L.C. | Sell 100% | -$3.01M | $0 | 0.00% | Aug 14, 2026 |
| Impax Asset Management Group plc | Added 2.65% | +$2.94M | $114M | 0.74% | Aug 11, 2026 |
| LBP Am SA | Reduce 53.56% | -$2.69M | $2.34M | 0.02% | Jul 24, 2026 |
| Lombard Odier Asset Management (Europe) Ltd | Sell 100% | -$2.62M | $0 | 0.00% | Aug 19, 2026 |
| Elo Mutual Pension Insurance Co | Added 646.37% | +$2.61M | $3.01M | 0.04% | Aug 13, 2026 |
| Alpine Woods Capital Investors, LLC | Sell 100% | -$2.53M | $0 | 0.00% | Aug 7, 2026 |
| Aviva PLC | Reduce 4.37% | -$2.43M | $53.2M | 0.08% | Aug 13, 2026 |
| PDT Partners, LLC | Sell 100% | -$2.28M | $0 | 0.00% | Aug 14, 2026 |
| Nomura Asset Management Co Ltd | Added 8.40% | +$2.14M | $27.6M | 0.06% | Aug 13, 2026 |
| Ninety One North America, Inc. | Added 17.58% | +$2.1M | $14M | 0.66% | Jul 16, 2026 |
| Voloridge Investment Management, LLC | Added 17.96% | +$1.85M | $12.1M | 0.05% | Aug 14, 2026 |
| Worldquant Millennium Advisors LLC | New Buy | +$1.81M | $1.81M | 0.01% | Aug 14, 2026 |
| Icon Advisers Inc | New Buy | +$1.73M | $1.73M | 0.33% | Aug 13, 2026 |
| Mirova | Added 9.46% | +$1.67M | $19.3M | 0.71% | Aug 13, 2026 |
| Perpetual Ltd | Added 14.77% | +$1.59M | $12.3M | 0.18% | Jul 15, 2026 |
| Retirement Systems of Alabama | Reduce 10.70% | -$1.48M | $12.4M | 0.04% | Jul 28, 2026 |
| Nordea Investment Management AB | Added 88.77% | +$1.46M | $3.11M | 0.00% | Aug 5, 2026 |
| Freestone Grove Partners LP | Added 97.02% | +$1.44M | $2.92M | 0.02% | Aug 14, 2026 |
| Trillium Asset Management, LLC | Added 7.92% | +$1.37M | $18.7M | 0.58% | Aug 11, 2026 |
| Northwest & Ethical Investments L.P. | Sell 100% | -$1.34M | $0 | 0.00% | Aug 13, 2026 |
| Skandinaviska Enskilda Banken AB (publ) | Reduce 94.96% | -$1.31M | $69.4K | 0.00% | Aug 10, 2026 |
| Numerai GP LLC | Added 188.57% | +$1.26M | $1.93M | 0.16% | Aug 14, 2026 |
| Bridgefront Capital, LLC | Reduce 81.88% | -$1.15M | $254K | 0.07% | Aug 14, 2026 |
| Sarasin & Partners LLP | Added 8.42% | +$1.06M | $13.7M | 0.16% | Jul 7, 2026 |
| Robeco Institutional Asset Management B.V. | Added 5.19% | +$1.06M | $21.5M | 0.03% | Jul 21, 2026 |
| Fisher Asset Management, LLC | Added 5.74% | +$1.02M | $18.7M | 0.01% | Aug 4, 2026 |
| Penobscot Investment Management Company, Inc. | Reduce 54.33% | -$989K | $832K | 0.06% | Jul 24, 2026 |
| Rock Point Advisors, LLC | Added 26.95% | +$927K | $4.37M | 1.07% | Aug 6, 2026 |
| Handelsbanken Fonder AB | Added 7.44% | +$900K | $13M | 0.04% | Jul 10, 2026 |
| L1 Capital International Pty Ltd | Reduce 3.21% | -$888K | $26.7M | 1.57% | Aug 13, 2026 |
| Summit Trail Advisors, LLC | Reduce 49.80% | -$888K | $895K | 0.01% | Aug 11, 2026 |
| Portman Square Capital LLP | Reduce 21.28% | -$886K | $3.28M | 0.16% | Jul 15, 2026 |
| SFE Investment Counsel | Added 19.96% | +$850K | $5.11M | 0.69% | Aug 5, 2026 |
| Equitable Trust Co | Sell 100% | -$840K | $0 | 0.00% | Jul 23, 2026 |
| Inscription Capital, LLC | Sell 100% | -$826K | $0 | 0.00% | Aug 13, 2026 |
| Treasurer of the State of North Carolina | Added 25.12% | +$807K | $4.02M | 0.01% | Aug 14, 2026 |
| Hunter Perkins Capital Management, LLC | New Buy | +$803K | $803K | 0.18% | Jul 16, 2026 |
| Catalyst Capital Advisors LLC | Added 35.74% | +$781K | $2.97M | 0.05% | Jul 24, 2026 |
| Scholtz & Company, LLC | Reduce 25.50% | -$760K | $2.22M | 1.11% | Aug 11, 2026 |
| Axq Capital, LP | Sell 100% | -$736K | $0 | 0.00% | Aug 6, 2026 |
| Guggenheim Capital LLC | Sell 100% | -$729K | $0 | 0.00% | Aug 12, 2026 |
| Zions Bancorporation, National Association | Reduce 52.14% | -$724K | $664K | 0.04% | Jul 31, 2026 |
| KLP Kapitalforvaltning As | Added 38.32% | +$711K | $2.57M | 0.01% | Aug 12, 2026 |
| Asset Management One Co., Ltd. | Reduce 21.51% | -$690K | $2.52M | 0.01% | Jul 28, 2026 |
| CenterBook Partners LP | Reduce 49.54% | -$659K | $671K | 0.03% | Aug 11, 2026 |
| Louisbourg Investments Inc. | Added 22.75% | +$623K | $3.36M | 0.62% | Jul 23, 2026 |
| Alps Advisors Inc | Added 50.79% | +$595K | $1.77M | 0.01% | Jul 29, 2026 |
| Montanaro Asset Management Ltd | Added 28.39% | +$586K | $2.65M | 0.84% | Aug 12, 2026 |
| Tributary Capital Management, LLC | Added 57.34% | +$540K | $1.48M | 0.12% | Jul 23, 2026 |
| Lighthouse Investment Partners, LLC | Sell 100% | -$512K | $0 | 0.00% | Aug 14, 2026 |
| Duff & Phelps Investment Management Co | Reduce 8.32% | -$507K | $5.59M | 0.05% | Aug 13, 2026 |
| River Wealth Advisors LLC | Reduce 12.75% | -$491K | $3.36M | 0.35% | Aug 4, 2026 |
| Syon Capital LLC | Reduce 51.70% | -$486K | $454K | 0.02% | Aug 14, 2026 |
| Rathbones Group PLC | Reduce 66.60% | -$475K | $238K | 0.00% | Jul 23, 2026 |