Tectonic Therapeutic, Inc.
TECX- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001681087
In the last 90 days, Tectonic Therapeutic, Inc. insiders filed 0 open-market purchases and 3 sales; 122 institutions reported holding it in 13F filings for Q2 2026, worth $479.9M in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Tectonic Therapeutic, Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 94
- −7 vs. Q3 2021
- Shares held
- 35.0M
- +5.23M (+17.6%) vs. Q3 2021
- Total value
- $134.9M
- −$31.6M (−19.0%) vs. Q3 2021
- New holders
- 17
- 24 more added
- Sold out
- 24
- 43 more reduced
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TECX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 122 | $479.9M |
| Q1 2026 | 111 | $426.8M |
| Q4 2025 | 105 | $288.1M |
| Q3 2025 | 99 | $189.9M |
| Q2 2025 | 82 | $240.7M |
| Q1 2025 | 78 | $198.8M |
| Q4 2024 | 70 | $354.9M |
| Q3 2024 | 53 | $217.4M |
| Q2 2024 | 40 | $88.1M |
| Q1 2024 | 47 | $35.2M |
| Q4 2023 | 45 | $32.2M |
| Q3 2023 | 48 | $39.9M |
| Q2 2023 | 41 | $18.9M |
| Q1 2023 | 48 | $22.8M |
| Q4 2022 | 45 | $14.8M |
| Q3 2022 | 54 | $15.7M |
| Q2 2022 | 64 | $23.8M |
| Q1 2022 | 81 | $38.8M |
| Q4 2021 | 94 | $134.9M |
| Q3 2021 | 101 | $166.5M |
| Q2 2021 | 97 | $287.7M |
| Q1 2021 | 99 | $423.5M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Tectonic Therapeutic, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 4,536,431 | $17.5M | 0.00% | −73,171−1.6% | Reduced |
| Atlas Venture Life Science Advisors, LLC | 4,520,863 | $17.4M | 1.60% | +4,520,863 | New |
| BlackRock Inc. | 3,456,088 | $13.3M | 0.00% | −158,367−4.4% | Reduced |
| Federated Hermes, Inc. | 2,595,453 | $9.99M | 0.02% | +207,073+8.7% | Added |
| GMT Capital Corp | 2,594,914 | $9.99M | 0.77% | +461,700+21.6% | Added |
| Vanguard Group Inc | 1,679,107 | $6.46M | 0.00% | −41,381−2.4% | Reduced |
| Camber Capital Management LP | 1,633,333 | $6.29M | 0.24% | −1,500,000−47.9% | Reduced |
| Goldman Sachs Group Inc | 1,381,758 | $5.32M | 0.00% | +949,620+219.7% | Added |
| Deep Track Capital, LP | 1,050,132 | $4.04M | 0.30% | +1,050,132 | New |
| Aisling Capital Management LP | 1,009,779 | $3.89M | 1.37% | 00.0% | Unchanged |
| State Street Corp | 838,502 | $3.23M | 0.00% | −62,919−7.0% | Reduced |
| Farallon Capital Management, L.L.C. | 740,000 | $2.85M | 0.02% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 732,832 | $2.83M | 0.00% | +732,832 | New |
| Geode Capital Management, LLC | 650,207 | $2.50M | 0.00% | +73,323+12.7% | Added |
| MPM Oncology Impact Management LP | 647,918 | $2.49M | 0.45% | −213,940−24.8% | Reduced |
| Millennium Management LLC | 636,377 | $2.45M | 0.00% | −203,572−24.2% | Reduced |
| Citadel Advisors LLC | 522,409 | $2.01M | 0.00% | −557,919−51.6% | Reduced |
| Two Sigma Investments, LP | 471,934 | $1.82M | 0.00% | +144,686+44.2% | Added |
| Two Sigma Advisers, LP | 413,800 | $1.59M | 0.00% | +128,500+45.0% | Added |
| Acadian Asset Management LLC | 348,953 | $1.34M | 0.01% | +304,609+686.9% | Added |
| Northern Trust Corp | 345,038 | $1.33M | 0.00% | −13,354−3.7% | Reduced |
| Renaissance Technologies LLC | 321,000 | $1.24M | 0.00% | −84,100−20.8% | Reduced |
| New Leaf Venture Partners, L.L.C. | 315,550 | $1.22M | 0.44% | 00.0% | Unchanged |
| Eversept Partners, LP | 304,989 | $1.17M | 0.10% | −54,491−15.2% | Reduced |
| Morgan Stanley | 298,604 | $1.15M | 0.00% | −61,516−17.1% | Reduced |
| Gsa Capital Partners LLP | 218,137 | $840.0K | 0.11% | +29,369+15.6% | Added |
| Bridgeway Capital Management, LLC | 153,100 | $589.0K | 0.01% | +153,100 | New |
| Point72 Asset Management, L.P. | 150,000 | $578.0K | 0.00% | −80,000−34.8% | Reduced |
| Bank of New York Mellon Corp | 148,881 | $573.0K | 0.00% | +3,425+2.4% | Added |
| Walleye Capital LLC | 145,159 | $559.0K | 0.02% | +26,287+22.1% | Added |
| Jacobs Levy Equity Management, Inc | 133,448 | $514.0K | 0.00% | −146,789−52.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 119,818 | $461.0K | 0.00% | +52,952+79.2% | Added |
| Nuveen Asset Management, LLC | 134,127 | $440.0K | 0.00% | −36,869−21.6% | Reduced |
| Maven Securities LTD | 102,041 | $393.0K | 0.05% | +102,041 | New |
| Barclays PLC | 101,106 | $389.0K | 0.00% | +44,355+78.2% | Added |
| Kennedy Capital Management, Inc. | 97,597 | $376.0K | 0.01% | −3,108−3.1% | Reduced |
| Charles Schwab Investment Management Inc | 97,485 | $376.0K | 0.00% | +5,603+6.1% | Added |
| Wells Fargo & Company | 91,942 | $354.0K | 0.00% | +33,447+57.2% | Added |
| Ameriprise Financial Inc | 83,690 | $322.0K | 0.00% | −1,229−1.4% | Reduced |
| Nomura Holdings Inc | 76,884 | $296.0K | 0.00% | +76,884 | New |
| AQR Capital Management LLC | 75,771 | $292.0K | 0.00% | +75,771 | New |
| Parametric Portfolio Associates LLC | 67,084 | $258.0K | 0.00% | +15,764+30.7% | Added |
| PDT Partners, LLC | 59,700 | $230.0K | 0.02% | −13,317−18.2% | Reduced |
| D. E. Shaw & Co., Inc. | 59,469 | $229.0K | 0.00% | +59,469 | New |
| Deutsche Bank AG | 58,003 | $224.0K | 0.00% | −16,728−22.4% | Reduced |
| HRT Financial LP | 54,975 | $211.0K | 0.00% | −105,706−65.8% | Reduced |
| Voya Investment Management LLC | 51,746 | $199.0K | 0.00% | +36,377+236.7% | Added |
| Rhumbline Advisers | 51,260 | $197.0K | 0.00% | −690−1.3% | Reduced |
| Marshall Wace, LLP | 46,711 | $179.0K | 0.00% | +35,451+314.8% | Added |
| Dimensional Fund Advisors LP | 46,007 | $177.0K | 0.00% | +7,795+20.4% | Added |
| Caxton Associates LP | 36,725 | $141.0K | 0.02% | +36,725 | New |
| Russell Investments Group, Ltd. | 33,725 | $129.0K | 0.00% | −11,351−25.2% | Reduced |
| Alliancebernstein L.P. | 33,100 | $127.0K | 0.00% | −2,500−7.0% | Reduced |
| Susquehanna Fundamental Investments, LLC | 32,402 | $125.0K | 0.00% | +32,402 | New |
| Tower Research Capital LLC (TRC) | 26,764 | $103.0K | 0.00% | +19,909+290.4% | Added |
| Cubist Systematic Strategies, LLC | 24,574 | $95.0K | 0.00% | −22,417−47.7% | Reduced |
| Bank of America Corp | 23,834 | $92.0K | 0.00% | −8,162−25.5% | Reduced |
| XTX Topco Ltd | 23,155 | $89.0K | 0.05% | +23,155 | New |
| Susquehanna International Group, LLP | 21,749 | $84.0K | 0.00% | +9,631+79.5% | Added |
| Manufacturers Life Insurance Company, The | 21,176 | $82.0K | 0.00% | −5,227−19.8% | Reduced |
| Walleye Trading LLC | 20,428 | $79.0K | 0.00% | −7,698−27.4% | Reduced |
| American International Group, Inc. | 20,134 | $78.0K | 0.00% | −603−2.9% | Reduced |
| Prelude Capital Management, LLC | 20,300 | $78.0K | 0.00% | +20,300 | New |
| First Republic Investment Management, Inc. | 20,000 | $77.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 19,503 | $75.0K | 0.00% | −29,238−60.0% | Reduced |
| HSBC Holdings PLC | 18,687 | $72.0K | 0.00% | +18,687 | New |
| State Board of Administration of Florida Retirement System | 14,939 | $58.0K | 0.00% | 00.0% | Unchanged |
| Raymond James & Associates | 14,883 | $57.0K | 0.00% | −308−2.0% | Reduced |
| ProShare Advisors LLC | 14,423 | $57.0K | 0.00% | +251+1.8% | Added |
| ExodusPoint Capital Management, LP | 13,278 | $51.0K | 0.00% | −11,605−46.6% | Reduced |
| Trexquant Investment LP | 12,537 | $48.0K | 0.00% | −24,931−66.5% | Reduced |
| New York State Common Retirement Fund | 12,320 | $47.0K | 0.00% | −26−0.2% | Reduced |
| Invesco Ltd. | 11,390 | $44.0K | 0.00% | −7,434−39.5% | Reduced |
| Citigroup Inc | 10,932 | $42.0K | 0.00% | −82,728−88.3% | Reduced |
| SG Americas Securities, LLC | 10,457 | $40.0K | 0.00% | −16,070−60.6% | Reduced |
| Needham Investment Management LLC | 10,513 | $40.0K | 0.01% | −487−4.4% | Reduced |
| BNP Paribas Arbitrage, SA | 10,147 | $39.1K | 0.00% | +482+5.0% | Added |
| Algert Global LLC | 10,070 | $39.0K | 0.00% | +10,070 | New |
| Royal Bank of Canada | 9,440 | $36.0K | 0.00% | +3,597+61.6% | Added |
| UBS Group AG | 4,987 | $19.0K | 0.00% | +2,987+149.4% | Added |
| Quantbot Technologies LP | 4,800 | $18.0K | 0.00% | −3,400−41.5% | Reduced |
| Group One Trading, L.P. | 3,507 | $14.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 3,029 | $12.0K | 0.00% | −9,029−74.9% | Reduced |
| Point72 Hong Kong Ltd | 2,983 | $11.0K | 0.00% | −1,601−34.9% | Reduced |
| Ameritas Investment Partners, Inc. | 2,729 | $11.0K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 2,000 | $8.00K | 0.00% | +2,000 | New |
| Rockefeller Capital Management L.P. | 1,430 | $5.00K | 0.00% | −25,220−94.6% | Reduced |
| TCI Wealth Advisors, Inc. | 1,092 | $4.00K | 0.00% | +1,092 | New |
| FMR LLC | 500 | $2.00K | 0.00% | −83,337−99.4% | Reduced |
| Newbridge Financial Services Group, Inc. | 367 | $1.00K | 0.00% | 00.0% | Unchanged |
| Raffa Wealth Management, LLC | 166 | $639 | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 80 | $0 | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 38 | $0 | 0.00% | −8−17.4% | Reduced |
| Toronto Dominion Bank | 4 | $0 | 0.00% | +4 | New |
| Swiss National Bank | 0 | $0 | 0.00% | −80,100−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −71,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −44,438−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −43,300−100.0% | Sold out |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 0 | $0 | 0.00% | −34,509−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −32,093−100.0% | Sold out |