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TECX

Tectonic Therapeutic

111 hedge funds and large institutions have $427M invested in Tectonic Therapeutic in 2026 Q1 according to their latest regulatory filings, with 29 funds opening new positions, 33 increasing their positions, 37 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,385% more call options, than puts

Call options by funds: $13.5M | Put options by funds: $912K

48% more capital invested

Capital invested by funds: $288M → $427M (+$139M)

45% more first-time investments, than exits

New positions opened: 29 | Existing positions closed: 20

6% more funds holding

Funds holding: 105111 (+6)

0.25% less ownership

Funds ownership: 73.81%73.56% (-0.25%)

11% less repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 37

Holders
111
Holders Change
+6
Holders Change %
+5.71%
% of All Funds
1.37%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.01%
New
29
Increased
33
Reduced
37
Closed
20
Calls
$13.5M
Puts
$912K
Net Calls
+$12.6M
Net Calls Change
+$3.78M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$87.1M +$223K +9,052 +0.3%
TCM
2
TCG Crossover Management
California
$37.2M +$29.7M +1,204,891 New
Aberdeen Group
3
Aberdeen Group
United Kingdom
$35.3M
BlackRock
4
BlackRock
New York
$26.6M +$147K +5,989 +0.7%
B
5
Braidwell
Connecticut
$26.2M -$1.98M -80,373 -9%
FLAM
6
First Light Asset Management
Minnesota
$20M +$15.9M +647,743 New
BBA
7
Baker Bros. Advisors
New York
$18.8M -$7.27M -295,612 -33%
5VM
8
5AM Venture Management
California
$18.8M
VCM
9
Vanguard Capital Management
Pennsylvania
$14.6M +$11.7M +473,532 New
VPC
10
Vestal Point Capital
New York
$10.1M
BG
11
Bollard Group
Massachusetts
$9.36M
KCM
12
Kennedy Capital Management
Missouri
$8.86M +$1.91M +77,457 +37%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$8.29M +$116K +4,713 +2%
Marshall Wace
14
Marshall Wace
United Kingdom
$7.1M +$4.89M +198,677 +643%
O
15
OrbiMed
New York
$7M -$8.56M -348,000 -61%
State Street
16
State Street
Massachusetts
$6.6M +$108K +4,380 +2%
Squarepoint
17
Squarepoint
New York
$5.08M -$867K -35,227 -18%
T. Rowe Price Associates
18
T. Rowe Price Associates
Maryland
$5.07M +$4.04M +164,055 New
IC
19
Ikarian Capital
Texas
$4.87M +$3.88M +157,537 New
Ameriprise
20
Ameriprise
Minnesota
$4.43M +$3.53M +143,432 New
OM
21
Opaleye Management
Massachusetts
$3.8M -$2.26M -91,747 -43%
SCM
22
Soleus Capital Management
Connecticut
$3.76M +$2.99M +121,684 New
D.E. Shaw & Co
23
D.E. Shaw & Co
New York
$3.59M -$102K -4,130 -3%
Wells Fargo
24
Wells Fargo
California
$3.48M -$191K -7,747 -6%
WP
25
Woodline Partners
California
$3.09M -$2.46M -100,000 -50%