TECTONIC THERAPEUTIC INC TECX

US Healthcare Biological Products, (No Diagnostic Substances)
$37.93
+15.9%
52w: $14.71 – $37.93

Latest 13F among current holders filed 44 days ago (May 21, 2026)

Price — last 12 months

research preview data
14.7126.3237.93
Jun 20, 2025 Jul 2, 2026
Institutional holders
111
+6 QoQ
13F value
$426.8M
+48.1% QoQ
Smart-money holders
16
signal tier ≥ 2
New smart buyers
5
Q1 2026
Options barometer
14.9×
$13.5M calls / $912K puts

Institutional value by quarter

$88.0M
Q2 2024
$218.5M
Q3 2024
$354.9M
Q4 2024
$198.8M
Q1 2025
$240.7M
Q2 2025
$190.0M
Q3 2025
$288.1M
Q4 2025
$426.8M
Q1 2026

Number of holders

40
Q2 2024
54
Q3 2024
71
Q4 2024
79
Q1 2025
83
Q2 2025
99
Q3 2025
105
Q4 2025
111
Q1 2026

Who owns TECX?

Q1 2026 filings
FundTypeSharesValue% of fundChange
FMR LLC Long only active2.8M$87.1M0.0%+0.3%
TCG Crossover Management, LLC ★3Fundamental concentrated1.2M$37.2M1.1%New
Aberdeen Group plc Other1.1M$35.3M0.1%Held
BlackRock, Inc. Index provider860.4K$26.6M0.0%+0.7%
BRAIDWELL LP ★2Fundamental diversified847.2K$26.2M1.0%-8.7%
First Light Asset Management, LLC ★3Fundamental concentrated647.7K$20.0M1.8%New
BAKER BROS. ADVISORS LP ★2Fundamental diversified607.8K$18.8M0.1%-32.7%
5AM Venture Management, LLC ★3Fundamental concentrated606.7K$18.8M5.2%Held
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical473.5K$14.6M0.0%
Vestal Point Capital, LP ★2Fundamental diversified328.0K$10.1M0.3%Held
Bollard Group LLC Other303.0K$9.4M0.3%Held
KENNEDY CAPITAL MANAGEMENT LLC Other286.7K$8.9M0.2%+37.0%
GEODE CAPITAL MANAGEMENT, LLC Index provider268.3K$8.3M0.0%+1.8%
MARSHALL WACE, LLP Quant stat arb229.6K$7.1M0.0%+642.6%
ORBIMED ADVISORS LLC ★2Fundamental diversified226.6K$7.0M0.2%-60.6%
STATE STREET CORP Index provider213.5K$6.6M0.0%+2.1%
Squarepoint Ops LLC Quant stat arb164.4K$5.1M0.0%-17.6%
PRICE T ROWE ASSOCIATES INC /MD/ Diversified mechanical164.1K$5.1M0.0%New
Ikarian Capital, LLC ★2Fundamental diversified157.5K$4.9M0.7%New
AMERIPRISE FINANCIAL INC Bank broker143.4K$4.4M0.0%New
Opaleye Management Inc. ★2Fundamental concentrated123.0K$3.8M0.5%-42.7%
Soleus Capital Management, L.P. ★2Fundamental diversified121.7K$3.8M0.2%New
D. E. Shaw & Co., Inc. Quant stat arb116.1K$3.6M0.0%-3.4%
WELLS FARGO & COMPANY/MN Bank broker112.7K$3.5M0.0%-6.4%
Woodline Partners LP Other100.0K$3.1M0.0%-50.0%
ExodusPoint Capital Management, LP Multistrat pod83.7K$2.6M0.0%-24.7%
Prosight Management, LP ★2Fundamental concentrated79.9K$2.5M0.4%-66.0%
NORTHERN TRUST CORP Index provider78.4K$2.4M0.0%+8.4%
Point72 Asset Management, L.P. Multistrat pod68.6K$2.1M0.0%-86.1%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical67.9K$2.1M0.0%
Connor, Clark & Lunn Investment Management Ltd. Diversified mechanical67.0K$2.1M0.0%-6.5%
MORGAN STANLEY Bank broker64.8K$2.0M0.0%-31.3%
RAYMOND JAMES FINANCIAL INC Bank broker64.2K$2.0M0.0%+17.6%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical63.6K$2.0M0.0%
GOLDMAN SACHS GROUP INC Bank broker62.4K$1.9M0.0%-32.7%
MILLENNIUM MANAGEMENT LLC Multistrat pod58.3K$1.8M0.0%-80.6%
JPMORGAN CHASE & CO Bank broker58.9K$1.7M0.0%+918.7%
BOOTHBAY FUND MANAGEMENT, LLC Diversified mechanical46.1K$1.4M0.0%New
PFM Health Sciences, LP ★2Fundamental diversified46.1K$1.4M0.2%+8.0%
Jump Financial, LLC Market maker43.1K$1.3M0.0%+9.1%
Tetragon Partners GP Ltd ★3Fundamental concentrated37.6K$1.2M0.2%New
Aldebaran Capital, LLC ★3Fundamental concentrated37.2K$1.1M0.9%-0.5%
SEI INVESTMENTS CO Diversified mechanical36.9K$1.1M0.0%+141.8%
UBS Group AG Bank broker30.0K$927K0.0%-3.9%
WELLINGTON MANAGEMENT GROUP LLP Long only active29.2K$904K0.0%-21.8%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider29.1K$900K0.0%-10.3%
Clearstead Advisors, LLC Wealth advisor26.8K$827K0.0%+311.7%
MONIMUS CAPITAL MANAGEMENT, LP ★2Fundamental diversified26.8K$827K0.2%+0.6%
Bank of New York Mellon Corp Diversified mechanical24.8K$765K0.0%-4.2%
TD Asset Management Inc Diversified mechanical20.4K$631K0.0%New

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