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TECX

Tectonic Therapeutic
TECX

82 hedge funds and large institutions have $241M invested in Tectonic Therapeutic in 2025 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 34 increasing their positions, 13 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

162% more repeat investments, than reductions

Existing positions increased: 34 | Existing positions reduced: 13

71% more call options, than puts

Call options by funds: $29K | Put options by funds: $17K

29% more first-time investments, than exits

New positions opened: 18 | Existing positions closed: 14

21% more capital invested

Capital invested by funds: $199M → $241M (+$41.9M)

5% more funds holding

Funds holding: 78 → 82 (+4)

4.7% more ownership

Funds ownership: 60.17% → 64.87% (+4.7%)

Holders
82
Holders Change
+4
Holders Change %
+5.13%
% of All Funds
1.08%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.01%
New
18
Increased
34
Reduced
13
Closed
14
Calls
$29K
Puts
$17K
Net Calls
+$12K
Net Calls Change
+$12K

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$11.3M
2
Vanguard Group
Vanguard Group
Pennsylvania
+$4.53M
3
Geode Capital Management
Geode Capital Management
Massachusetts
+$3.91M
4
State Street
State Street
Massachusetts
+$2.03M
5
SAM
Sectoral Asset Management
Quebec, Canada
+$2.01M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$3.31M
2
IC
Ikarian Capital
Texas
-$2.14M
3
Goldman Sachs
Goldman Sachs
New York
-$1.86M
4
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$1.78M
5
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$1.77M
Name Holding Trade Value Shares
Change 		Change in
Stake
VWWMG
76
Vermillion & White Wealth Management Group
Pennsylvania
$2.13K +$2.17K +107 New
Daiwa Securities Group
77
Daiwa Securities Group
Japan
$2K – – –
National Bank of Canada
78
National Bank of Canada
Quebec, Canada
$773 – – –
US Bancorp
79
US Bancorp
Minnesota
$735 -$162 -8 -18%
RA
80
Rise Advisors
New York
$556 +$568 +28 New
AF
81
Allworth Financial
California
$517 +$527 +26 New
CT
82
Caldwell Trust
Florida
$397 – – –
Goldman Sachs
83
Goldman Sachs
New York
– -$1.86M -104,793 Closed
Adage Capital Partners
84
Adage Capital Partners
Massachusetts
– -$1.77M -100,000 Closed
Jane Street
85
Jane Street
New York
– -$835K -47,145 Closed
Qube Research & Technologies (QRT)
86
Qube Research & Technologies (QRT)
United Kingdom
– -$834K -47,105 Closed
OC
87
Oakmont Corp
California
– -$445K -25,115 Closed
JF
88
Jump Financial
Illinois
– -$374K -21,126 Closed
C
89
Cliffwater
California
– -$272K -15,369 Closed
SSA
90
Schonfeld Strategic Advisors
New York
– -$253K -14,296 Closed
YIH
91
Y-Intercept (HK)
Hong Kong
– -$234K -13,212 Closed
American Century Companies
92
American Century Companies
Missouri
– -$214K -12,057 Closed
Balyasny Asset Management
93
Balyasny Asset Management
Illinois
– -$181K -10,192 Closed
NA
94
Nordwand Advisors
Pennsylvania
– -$26.6K -1,500 Closed
SS
95
SBI Securities
Japan
– -$1.54K -87 Closed
GI
96
GAMMA Investing
California
– -$142 -8 Closed
1 2 3
4

TECX Hedge Fund Activity: Q2 2025 in Review

82 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Tectonic Therapeutic (TECX) for Q2 2025, worth a combined $241M — up 21% from $199M a quarter earlier.

Buyers outnumbered sellers: 18 funds opened new TECX positions and 14 closed out — a net gain of 4 holders — while 34 added to existing stakes and 13 trimmed.

The largest buyer was BlackRock, adding an estimated $11.3M. The largest seller was Millennium Management, cutting an estimated $3.31M.

  • 82 institutional investors held Tectonic Therapeutic (TECX) as of Q2 2025, up from 78 in Q1 2025.
  • Funds reported $241M of Tectonic Therapeutic stock for Q2 2025, up 21% quarter-over-quarter.
  • 18 funds opened new Tectonic Therapeutic positions in Q2 2025 and 14 closed out, a net change of +4 holders.
  • The largest Tectonic Therapeutic buyer in Q2 2025 was BlackRock, an estimated $11.3M added.
  • The largest Tectonic Therapeutic seller in Q2 2025 was Millennium Management, an estimated $3.31M sold.

Based on aggregated 13F filings for Q2 2025.