Tectonic Therapeutic, Inc.
Total Trades
9
Buys
6
Sells
2
Largest Trade
N/A
Insiders
5
Institutional Funds
77
Inst. Value
$1M+
Activist Filings
23
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| McNamara Peter | Chief Scientific O… | GRANT | N/A | 23K | — | Mar 5, 2026 |
| McNamara Peter | Chief Scientific O… | SELL | $50K–$100K | 3K | $23.53 | Mar 5, 2026 |
| REICIN ALISE | CEO | BUY | $50K–$100K | 3K | $21.10 | Feb 12, 2026 |
| Lochner Daniel | CFO | BUY | $100K–$500K | 6K | $21.61 | Feb 11, 2026 |
| SPRINGER TIMOTHY A | Director | BUY | $1M+ | 142K | $16.20 | Apr 11, 2025 |
| SPRINGER TIMOTHY A | Director | BUY | $1M+ | 500K | $17.10 | Apr 9, 2025 |
| MCGUIRE TERRANCE | Director | SELL | $1M+ | 500K | $17.10 | Apr 7, 2025 |
| SPRINGER TIMOTHY A | Director | BUY | $1M+ | 300K | $33.59 | Oct 24, 2024 |
| SPRINGER TIMOTHY A | Director | BUY | $1M+ | 50K | $28.82 | Sep 26, 2024 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 77 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Aberdeen Group plc | 1.1M | $1M+ | SH |
| BRAIDWELL LP | 928K | $1M+ | SH |
| 5AM Venture Management, LLC | 607K | $1M+ | SH |
| ORBIMED ADVISORS LLC | 575K | $1M+ | SH |
| Point72 Asset Management, L.P. | 492K | $1M+ | SH |
| Bollard Group LLC | 303K | $1M+ | SH |
| Pale Fire Capital SE | 261K | $1M+ | SH |
| PERCEPTIVE ADVISORS LLC | 250K | $1M+ | SH (Call) |
| Prosight Management, LP | 235K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 229K | $1M+ | SH |
| KENNEDY CAPITAL MANAGEMENT LLC | 209K | $1M+ | SH |
| STATE STREET CORP | 209K | $1M+ | SH |
| Squarepoint Ops LLC | 200K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 93K | $1M+ | SH |
| Knott David M Jr | 74K | $1M+ | SH |
| Connor, Clark & Lunn Investment Management Ltd. | 72K | $1M+ | SH |
| GSA CAPITAL PARTNERS LLP | 63K | $1M+ | SH |
| PFM Health Sciences, LP | 43K | $500K+ | SH |
| SECTORAL ASSET MANAGEMENT INC | 42K | $500K+ | SH |
| Schonfeld Strategic Advisors LLC | 39K | $500K+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Feb 27, 2026
3.1%
585K shares
SC 13G · Jan 29, 2026
6.1%
1.1M shares
SC 13G/A · Nov 14, 2025
0.0%
0 shares
SC 13G/A · Nov 14, 2025
0.0%
0 shares
SC 13G/A · May 15, 2025
5.0%
935K shares
SC 13G/A · May 12, 2025
15.0%
2.8M shares
SC 13D/A · Apr 7, 2025
31.5%
4.3M shares
SC 13D/A · Apr 7, 2025
6.3%
658K shares
SC 13G/A · Feb 13, 2025
0.0%
0 shares
SC 13G · Feb 10, 2025
7.6%
1.4M shares
SC 13D/A · Feb 10, 2025
29.2%
4.2M shares
SC 13D/A · Feb 7, 2025
6.3%
1.2M shares
SC 13G/A · Jan 8, 2025
10.3%
1.5M shares
SC 13G/A · Nov 14, 2024
0.0%
0 shares
SC 13D/A · Oct 28, 2024
0.1%
9K shares
SC 13D/A · Oct 24, 2024
31.2%
4.6M shares
SC 13D/A · Sep 27, 2024
29.1%
4.3M shares
SC 13G/A · Jul 22, 2024
7.3%
1.1M shares
SC 13G · Jul 10, 2024
13.7%
2.0M shares
SC 13G · Jul 1, 2024
5.8%
849K shares
SC 13D · Jun 27, 2024
6.8%
1.0M shares
SC 13D · Jun 26, 2024
28.8%
4.2M shares
SC 13D · Jun 25, 2024
7.9%
1.2M shares