Tectonic Therapeutic (TECX.US) Shareholders - Institutional Holders, Major Shareholders & Insiders | Longbridge

© 2026 Longbridge｜Terms of Service Privacy Policy

Shareholder Type

Institutions63.74%
Individuals & Insiders30.54%
VC/PE firms5.72%

Major Shareholders

Major Shareholders Latest
Shareholder
Timothy SpringerIndependent Director	29.86%	5.84M	1.14%	+0	02/28/2026
FMR LLC	14.48%	2.83M	0.48%	+13.88K	06/30/2026
TCG Crossover Management, LLC	6.16%	1.20M	0.24%	+0	06/30/2026
Aberdeen Group Plc	5.84%	1.14M	0.22%	+0	06/30/2026
BlackRock, Inc.	4.41%	862.59K	0.16%	+2.24K	06/30/2026
First Light Asset Management, LLC	4.10%	800.73K	0.66%	+152.98K	06/30/2026
Polaris Growth Management, L.L.C.	3.26%	637.71K	0.12%	+0	02/28/2026
Baker Bros. Advisors LP	3.11%	607.79K	0.12%	+0	06/30/2026
5AM Venture Management, LLC	3.10%	606.66K	0.12%	+0	06/30/2026
Braidwell LP	3.05%	596.90K	1.45%	-250.25K	06/30/2026
Vanguard Capital Management, LLC	2.85%	557.20K	0.03%	+15.77K	06/30/2026
Vestal Point Capital, LP	2.17%	425.00K	0.43%	+97.00K	06/30/2026
Alise ReicinPresident, CEO, Secretary & Director	1.62%	316.56K	0.05%	+2.01K	06/20/2026
The Bollard Group, LLC	1.55%	302.95K	0.06%	+0	06/30/2026
Kennedy Capital Management LLC	1.44%	282.20K	0.08%	-4.48K	06/30/2026
Geode Capital Management, LLC	1.38%	270.46K	0.04%	+2.19K	06/30/2026
OrbiMed Advisors LLC	1.16%	226.60K	0.04%	+0	06/30/2026
State Street Investment Management	1.12%	219.91K	<0.01%	+6.40K	06/30/2026
Ikarian Capital, LLC	1.05%	205.84K	0.22%	+48.30K	06/30/2026
D. E. Shaw & Co., L.P.	0.95%	186.55K	0.34%	+70.43K	06/30/2026