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 2 sales; 122 institutions reported holding it in 13F filings for Q2 2026, worth $479.9M in total; no superinvestor holds it.
13F holders, Q2 2021
Institutional positions in Tectonic Therapeutic, Inc. as of Jun 30, 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
- 97
- −2 vs. Q1 2021
- Shares held
- 32.4M
- −1.03M (−3.1%) vs. Q1 2021
- Total value
- $287.7M
- −$135.9M (−32.1%) vs. Q1 2021
- New holders
- 13
- 34 more added
- Sold out
- 15
- 32 more reduced
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Tectonic Therapeutic, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| California Public Employees Retirement System | 0 | $0 | 0.00% | −63,400−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −54,793−100.0% | Sold out |
| Migdal Insurance & Financial Holdings Ltd. | 0 | $0 | 0.00% | −50,645−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −44,000−100.0% | Sold out |
| Monarch Partners Asset Management LLC | 0 | $0 | 0.00% | −27,320−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −23,200−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −13,660−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −10,256−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −8,071−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −5,707−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −2,317−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −1,120−100.0% | Sold out |