Tectonic Therapeutic, Inc. Common Stock (TECX)
BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
Tectonic Therapeutic, Inc. Common Stock (TECX) is listed on Nasdaq, where it has traded since June 21, 2024.
- Listed On
- Nasdaq
- Listed Since
- June 21, 2024
- Employees
- 60
- Market Cap
- $463M
About Tectonic Therapeutic, Inc. Common Stock
Tectonic Therapeutic Inc is a biotechnology company focused on the discovery and development of therapeutic proteins and antibodies that modulate the activity of GPCRs. Its technology platform called GEODe, Tectonic is focused on developing biologic medicines that overcome the existing challenges of GPCR-targeted drug discovery to modify the course of disease. The company focuses on areas of important unmet medical need, often where therapeutic options are poor or nonexistent, and where new medicines have the potential to improve patient quality of life or extend duration of life. Pipeline includes TX000045, Group 2 PH, TX2100: GPCR Antagonist for Hereditary Hemorrhagic Telangiectasia (HHT), Fibrosis.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 119 institutions reported holding TECX, with 14.0 million shares worth $479.9 million in aggregate. The largest reported holder was FMR, with 2.8 million shares worth $97.3 million. Of the 5 largest holders listed below, 3 added shares and 2 held their positions unchanged during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| FMR | 2,830,378 | $97M | Added 0.49% |
| Tcg Crossover Management | 1,204,891 | $41M | Unchanged |
| Aberdeen Group | 1,141,824 | $39M | Unchanged |
| BlackRock | 862,592 | $30M | Added 0.26% |
| First Light Asset Management | 800,726 | $28M | Added 23.62% |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is TECX?
Tectonic Therapeutic, Inc. Common Stock (TECX) is listed on Nasdaq, where it has traded since June 21, 2024.
Who are the largest institutional holders of TECX?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of TECX were FMR, Tcg Crossover Management and Aberdeen Group.
How many institutions own TECX?
119 institutions reported a position in TECX for the quarter ended June 30, 2026, worth $479.9 million in total.
Did institutions buy or sell TECX last quarter?
Of the 5 largest reported holders, 3 added shares and 2 held their positions unchanged during the quarter. Every reported holder and its change is on the SentiSense ownership page for TECX.
Every reported institutional holder, plus insider and congressional trades in TECX, on SentiSense.