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, Q3 2022
Institutional positions in Tectonic Therapeutic, Inc. as of Sep 30, 2022. 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
- 54
- −10 vs. Q2 2022
- Shares held
- 24.4M
- −1.51M (−5.8%) vs. Q2 2022
- Total value
- $15.7M
- −$8.17M (−34.3%) vs. Q2 2022
- New holders
- 6
- 10 more added
- Sold out
- 16
- 18 more reduced
Compare with Q2 2022: 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, Q3 2022
Shares, value and share of portfolio for each institution holding Tectonic Therapeutic, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Atlas Venture Life Science Advisors, LLC | 4,520,863 | $2.90M | 0.32% | 00.0% | Unchanged |
| GMT Capital Corp | 3,494,490 | $2.25M | 0.14% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 2,738,410 | $1.76M | 0.42% | +1,623,233+145.6% | Added |
| BlackRock Inc. | 2,003,571 | $1.29M | 0.00% | +2,548+0.1% | Added |
| Renaissance Technologies LLC | 1,222,141 | $785.0K | 0.00% | −333,659−21.4% | Reduced |
| Acadian Asset Management LLC | 1,181,757 | $758.0K | 0.00% | +58,193+5.2% | Added |
| Vanguard Group Inc | 1,157,314 | $743.0K | 0.00% | +136,827+13.4% | Added |
| Aisling Capital Management LP | 1,009,779 | $646.0K | 0.43% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 740,000 | $475.0K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 709,537 | $456.0K | 0.00% | −84,985−10.7% | Reduced |
| Goldman Sachs Group Inc | 706,838 | $454.0K | 0.00% | +558,392+376.2% | Added |
| MPM Oncology Impact Management LP | 647,918 | $416.0K | 0.10% | 00.0% | Unchanged |
| Citadel Advisors LLC | 512,182 | $329.0K | 0.00% | −179,298−25.9% | Reduced |
| Morgan Stanley | 511,720 | $329.0K | 0.00% | −23,355−4.4% | Reduced |
| Two Sigma Advisers, LP | 392,200 | $252.0K | 0.00% | −175,800−31.0% | Reduced |
| Two Sigma Investments, LP | 392,624 | $252.0K | 0.00% | −81,020−17.1% | Reduced |
| Geode Capital Management, LLC | 386,858 | $248.0K | 0.00% | 00.0% | Unchanged |
| New Leaf Venture Partners, L.L.C. | 315,550 | $203.0K | 0.12% | 00.0% | Unchanged |
| Boston Private Wealth LLC | 284,365 | $183.0K | 0.00% | +284,365 | New |
| Gsa Capital Partners LLP | 177,333 | $114.0K | 0.02% | −152,948−46.3% | Reduced |
| Bridgeway Capital Management, LLC | 156,000 | $100.0K | 0.00% | +21,000+15.6% | Added |
| State Street Corp | 140,852 | $90.0K | 0.00% | 00.0% | Unchanged |
| Ergoteles LLC | 109,750 | $71.0K | 0.00% | −29,298−21.1% | Reduced |
| Privium Fund Management (UK) Ltd | 109,600 | $70.0K | 0.09% | +109,600 | New |
| D. E. Shaw & Co., Inc. | 97,643 | $63.0K | 0.00% | −351,201−78.2% | Reduced |
| Wells Fargo & Company | 94,999 | $61.0K | 0.00% | +4,494+5.0% | Added |
| Northern Trust Corp | 73,938 | $48.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 68,666 | $44.0K | 0.00% | −2,051,378−96.8% | Reduced |
| Susquehanna Fundamental Investments, LLC | 68,826 | $44.0K | 0.00% | +68,826 | New |
| Charles Schwab Investment Management Inc | 37,231 | $24.0K | 0.00% | 00.0% | Unchanged |
| Penn Mutual Asset Management, LLC | 37,306 | $24.0K | 0.03% | 00.0% | Unchanged |
| Sawtooth Solutions, LLC | 34,484 | $22.0K | 0.00% | −41,458−54.6% | Reduced |
| Deutsche Bank AG | 35,000 | $22.0K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 30,928 | $20.0K | 0.00% | −4,276−12.1% | Reduced |
| Needham Investment Management LLC | 24,513 | $16.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 21,935 | $14.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 22,431 | $14.0K | 0.00% | +22,431 | New |
| LMR Partners LLP | 18,020 | $12.0K | 0.00% | 00.0% | Unchanged |
| HSBC Holdings PLC | 16,832 | $11.0K | 0.00% | −1,855−9.9% | Reduced |
| Colonial River Wealth Management, LLC | 16,940 | $11.0K | 0.01% | −422−2.4% | Reduced |
| Bank of New York Mellon Corp | 16,788 | $11.0K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 13,412 | $9.00K | 0.00% | +13,412 | New |
| Tower Research Capital LLC (TRC) | 10,849 | $7.00K | 0.00% | +462+4.4% | Added |
| Federated Hermes, Inc. | 9,541 | $6.00K | 0.00% | +171+1.8% | Added |
| Running Point Capital Advisors, LLC | 10,000 | $6.00K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 4,258 | $2.74K | 0.00% | −27,850−86.7% | Reduced |
| Group One Trading, L.P. | 3,007 | $2.00K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,333 | $1.00K | 0.00% | −3,595−73.0% | Reduced |
| Royal Bank of Canada | 2,257 | $1.00K | 0.00% | +302+15.4% | Added |
| CWM, LLC | 2,000 | $1.00K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 77 | $0 | 0.00% | −3,739−98.0% | Reduced |
| Citigroup Inc | 525 | $0 | 0.00% | −534−50.4% | Reduced |
| Daiwa Securities Group Inc. | 80 | $0 | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 410 | $0 | 0.00% | +410 | New |
| Ra Capital Management, L.P. | 0 | $0 | 0.00% | −559,600−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −130,805−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −76,718−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −26,100−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −17,272−100.0% | Sold out |
| StoneX Group Inc. | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −14,316−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −13,123−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −11,803−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −5,338−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −973−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −320−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −246−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −307−100.0% | Sold out |
| Newbridge Financial Services Group, Inc. | 0 | $0 | 0.00% | −367−100.0% | Sold out |