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TRML

Tourmaline Bio
TRML

Delisted

TRML was delisted on the 27th of October, 2025.

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56 hedge funds and large institutions have $71M invested in Tourmaline Bio in 2022 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 17 increasing their positions, 13 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

31% more repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 13

0.42% less ownership

Funds ownership: 6.97% → 6.55% (-0.42%)

5% less funds holding

Funds holding: 59 → 56 (-3)

15% less first-time investments, than exits

New positions opened: 11 | Existing positions closed: 13

45% less capital invested

Capital invested by funds: $129M → $71M (-$58.2M)

50% less funds holding in top 10

Funds holding in top 10: 2 → 1 (-1)

Holders
56
Holders Change
-3
Holders Change %
-5.08%
% of All Funds
0.96%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
11
Increased
17
Reduced
13
Closed
13
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Bank of Montreal
Bank of Montreal
Ontario, Canada
+$1.14M
2
CCM
CAAS Capital Management
New York
+$1.08M
3
Geode Capital Management
Geode Capital Management
Massachusetts
+$354K
4
Millennium Management
Millennium Management
New York
+$194K
5
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$148K

Top Sellers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
-$1.94M
2
ACM
Aisling Capital Management
New York
-$1.85M
3
HA
HHLR Advisors
Cayman Islands
-$1.2M
4
SAM
Sectoral Asset Management
Quebec, Canada
-$1.03M
5
CAM
Cormorant Asset Management
Massachusetts
-$998K
Name Holding Trade Value Shares
Change 		Change in
Stake
Blackstone Inc
1
Blackstone Inc
New York
$21.3M – – –
Viking Global Investors
2
Viking Global Investors
Connecticut
$8.65M – – –
QUSVM
3
Qiming U.S. Ventures Management
Washington
$7.71M – – –
Citadel Advisors
4
Citadel Advisors
Florida
$7M -$36.1K -990 -0.4%
AG
5
Artal Group
Luxembourg
$5.43M – – –
BlackRock
6
BlackRock
New York
$5.23M -$1.94M -53,287 -21%
EAM
7
Eventide Asset Management
Massachusetts
$4.11M – – –
Vanguard Group
8
Vanguard Group
Pennsylvania
$2.67M -$4.12K -113 -0.1%
CAM
9
Cormorant Asset Management
Massachusetts
$2.37M -$998K -27,407 -23%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$982K +$354K +9,710 +35%
State Street
11
State Street
Massachusetts
$871K +$8.49K +233 +0.7%
LCM
12
Laurion Capital Management
New York
$785K – – –
CCM
13
CAAS Capital Management
New York
$783K +$1.08M +29,771 New
LGM
14
Logos Global Management
California
$521K -$266K -7,308 -27%
ACM
15
Aisling Capital Management
New York
$460K -$1.85M -50,792 -74%
Northern Trust
16
Northern Trust
Illinois
$457K +$40.3K +1,106 +7%
Bank of New York Mellon
17
Bank of New York Mellon
New York
$173K +$25.9K +712 +12%
Charles Schwab
18
Charles Schwab
California
$143K – – –
Millennium Management
19
Millennium Management
New York
$140K +$194K +5,323 New
Acadian Asset Management
20
Acadian Asset Management
Massachusetts
$106K +$148K +4,065 New
Two Sigma Investments
21
Two Sigma Investments
New York
$93K +$128K +3,518 New
IA
22
IFP Advisors
Florida
$89K +$18.2K +500 +1,064%
RhumbLine Advisers
23
RhumbLine Advisers
Massachusetts
$88K +$7.07K +194 +6%
Goldman Sachs
24
Goldman Sachs
New York
$85K +$28.7K +788 +32%
VFA
25
Values First Advisors
Tennessee
$81K +$69.4K +1,904 +163%
1
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TRML Hedge Fund Activity: Q3 2022 in Review

56 of the 5,806 institutional investors tracked by Wall St. Rank reported a position in Tourmaline Bio (TRML) for Q3 2022, worth a combined $71M — down 45% from $129M a quarter earlier.

Sellers outnumbered buyers: 13 funds closed out of TRML and 11 opened new positions — a net loss of 2 holders — while 13 trimmed existing stakes and 17 added.

The largest buyer was Bank of Montreal, adding an estimated $1.14M. The largest seller was BlackRock, cutting an estimated $1.94M.

  • 56 institutional investors held Tourmaline Bio (TRML) as of Q3 2022, down from 59 in Q2 2022.
  • Funds reported $71M of Tourmaline Bio stock for Q3 2022, down 45% quarter-over-quarter.
  • 11 funds opened new Tourmaline Bio positions in Q3 2022 and 13 closed out, a net change of -2 holders.
  • The largest Tourmaline Bio buyer in Q3 2022 was Bank of Montreal, an estimated $1.14M added.
  • The largest Tourmaline Bio seller in Q3 2022 was BlackRock, an estimated $1.94M sold.

Based on aggregated 13F filings for Q3 2022.