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TRML

Tourmaline Bio
TRML

Delisted

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

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50 hedge funds and large institutions have $379M invested in Tourmaline Bio in 2021 Q2 according to their latest regulatory filings, with 50 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

6.29% more ownership

Funds ownership: 0% → 6.29% (+6.3%)

Holders
50
Holders Change
+50
Holders Change %
–
% of All Funds
0.87%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
50
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Blackstone Inc
Blackstone Inc
New York
+$124M
2
Viking Global Investors
Viking Global Investors
Connecticut
+$50.4M
3
Citadel Advisors
Citadel Advisors
Florida
+$40.9M
4
AG
Artal Group
Luxembourg
+$31.6M
5
BlackRock
BlackRock
New York
+$27.2M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
CCP
26
Clough Capital Partners
Massachusetts
$494K +$515K +3,360 New
MIM
27
Monashee Investment Management
Massachusetts
$367K +$383K +2,500 New
ZP
28
Zimmer Partners
New York
$343K +$357K +2,333 New
Two Sigma Advisers
29
Two Sigma Advisers
New York
$339K +$354K +2,310 New
Charles Schwab
30
Charles Schwab
California
$330K +$343K +2,241 New
Morgan Stanley
31
Morgan Stanley
New York
$269K +$280K +1,825 New
Bank of New York Mellon
32
Bank of New York Mellon
New York
$246K +$257K +1,678 New
N
33
Nuveen
North Carolina
$207K +$216K +1,410 New
JP Morgan Chase
34
JP Morgan Chase
New York
$193K +$201K +1,313 New
California State Teachers Retirement System (CalSTRS)
35
California State Teachers Retirement System (CalSTRS)
California
$181K +$189K +1,232 New
GCM
36
Ghisallo Capital Management
Massachusetts
$147K +$153K +1,000 New
CSS
37
Cubist Systematic Strategies
Connecticut
$146K +$152K +992 New
New York State Common Retirement Fund
38
New York State Common Retirement Fund
New York
$112K +$116K +760 New
UBS Group
39
UBS Group
Switzerland
$84K +$87.2K +569 New
Deutsche Bank
40
Deutsche Bank
Germany
$78K +$81K +529 New
Bank of America
41
Bank of America
North Carolina
$59K +$62K +405 New
SO
42
STRS Ohio
Ohio
$30K +$32.2K +210 New
Legal & General Group
43
Legal & General Group
United Kingdom
$13K +$13.2K +86 New
PHK
44
Point72 Hong Kong
Hong Kong
$10K +$10.4K +68 New
AIP
45
Ameritas Investment Partners
Nebraska
$10K +$10.7K +70 New
Royal Bank of Canada
46
Royal Bank of Canada
Ontario, Canada
$9K +$9.34K +61 New
Citigroup
47
Citigroup
New York
$7K +$7.81K +51 New
FHA
48
First Horizon Advisors
Tennessee
$4K +$3.83K +25 New
TRCT
49
Tower Research Capital (TRC)
New York
$1K +$919 +6 New
AIG
50
American International Group
New York
$73 +$76.4K +499 New
1
2

TRML Hedge Fund Activity: Q2 2021 in Review

50 of the 5,746 institutional investors tracked by Wall St. Rank reported a position in Tourmaline Bio (TRML) for Q2 2021, worth a combined $379M.

Buyers outnumbered sellers: 50 funds opened new TRML positions and 0 closed out — a net gain of 50 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Blackstone Inc, opening a new position worth an estimated $124M.

  • 50 institutional investors held Tourmaline Bio (TRML) as of Q2 2021, up from 0 in Q1 2021.
  • Funds reported $379M of Tourmaline Bio stock for Q2 2021.
  • 50 funds opened new Tourmaline Bio positions in Q2 2021 and 0 closed out, a net change of +50 holders.
  • The largest Tourmaline Bio buyer in Q2 2021 was Blackstone Inc, an estimated $124M added.

Based on aggregated 13F filings for Q2 2021.