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IMSRW

Terrestrial Energy Warrant
IMSRW

31 hedge funds and large institutions have $27.6M invested in Terrestrial Energy Warrant in 2025 Q2 according to their latest regulatory filings, with 5 funds opening new positions, 4 increasing their positions, 11 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

102.63% more ownership

Funds ownership: 0% → 102.63% (+103%)

67% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 3

7% more funds holding

Funds holding: 29 → 31 (+2)

15% less capital invested

Capital invested by funds: $32.3M → $27.6M (-$4.72M)

64% less repeat investments, than reductions

Existing positions increased: 4 | Existing positions reduced: 11

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
31
Holders Change
+2
Holders Change %
+6.9%
% of All Funds
0.41%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
5
Increased
4
Reduced
11
Closed
3
Calls
$235K
Puts
–
Net Calls
+$235K
Net Calls Change
+$131K

Top Buyers

Rank Fund Capital Flow
1
PEAK6
PEAK6
Illinois
+$874K
2
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$783K
3
ACM
Arosa Capital Management
Florida
+$684K
4
LP
LMR Partners
United Kingdom
+$680K
5
Morgan Stanley
Morgan Stanley
New York
+$430K

Top Sellers

Rank Fund Capital Flow
1
PCM
PenderFund Capital Management
British Columbia, Canada
-$24.3M
2
CL
CSS LLC
Illinois
-$1.61M
3
PMAM
Picton Mahoney Asset Management
Ontario, Canada
-$495K
4
KPF
K2 Principal Fund
Ontario, Canada
-$312K
5
PC
Periscope Capital
Ontario, Canada
-$222K
Name Holding Trade Value Shares
Change 		Change in
Stake
CF
1
Cantor Fitzgerald
New York
$6.62M -$198K -130,563 -4%
LP
2
LMR Partners
United Kingdom
$3.64M +$680K +447,165 +41%
AA
3
AQR Arbitrage
Connecticut
$2.5M – – –
MF
4
Magnetar Financial
Illinois
$2.3M – – –
PEAK6
5
PEAK6
Illinois
$1.35M +$874K +575,088 New
Balyasny Asset Management
6
Balyasny Asset Management
Illinois
$1.35M +$783K +515,000 +858%
PMAM
7
Picton Mahoney Asset Management
Ontario, Canada
$1.33M -$495K -325,718 -37%
LA
8
Linden Advisors
New York
$1.18M – – –
MI
9
MMCAP International
Cayman Islands
$1.15M – – –
ACM
10
Arosa Capital Management
Florida
$1.06M +$684K +450,000 New
Morgan Stanley
11
Morgan Stanley
New York
$665K +$430K +283,078 New
Calamos Advisors
12
Calamos Advisors
Illinois
$588K – – –
RCM
13
Rivernorth Capital Management
Florida
$470K – – –
WA
14
Whitebox Advisors
Minnesota
$470K – – –
KPF
15
K2 Principal Fund
Ontario, Canada
$417K -$312K -205,279 -54%
GL
16
Governors Lane
New York
$332K +$214K +141,101 New
MA
17
MYDA Advisors
New York
$327K +$212K +139,303 New
CL
18
CSS LLC
Illinois
$290K -$1.61M -1,057,882 -90%
GAM
19
Gritstone Asset Management
Maryland
$263K – – –
TCM
20
Tenor Capital Management
New York
$206K – – –
PAMP
21
Polar Asset Management Partners
Ontario, Canada
$190K -$29.2K -19,237 -19%
CCM
22
Context Capital Management
California
$176K -$152K -100,132 -57%
MTCM
23
Mint Tower Capital Management
Netherlands
$170K – – –
CS
24
Clear Street
New York
$135K +$8.34K +5,489 +11%
SCM
25
Saba Capital Management
New York
$115K +$58.4K +38,397 +364%
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IMSRW Hedge Fund Activity: Q2 2025 in Review

31 of the 7,603 institutional investors tracked by Wall St. Rank reported a position in Terrestrial Energy Warrant (IMSRW) for Q2 2025, worth a combined $27.6M — down 15% from $32.3M a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new IMSRW positions and 3 closed out — a net gain of 2 holders — while 4 added to existing stakes and 11 trimmed.

The largest buyer was PEAK6, opening a new position worth an estimated $874K. The largest seller was PenderFund Capital Management, exiting entirely with an estimated $24.3M sold.

  • 31 institutional investors held Terrestrial Energy Warrant (IMSRW) as of Q2 2025, up from 29 in Q1 2025.
  • Funds reported $27.6M of Terrestrial Energy Warrant stock for Q2 2025, down 15% quarter-over-quarter.
  • 5 funds opened new Terrestrial Energy Warrant positions in Q2 2025 and 3 closed out, a net change of +2 holders.
  • The largest Terrestrial Energy Warrant buyer in Q2 2025 was PEAK6, an estimated $874K added.
  • The largest Terrestrial Energy Warrant seller in Q2 2025 was PenderFund Capital Management, an estimated $24.3M sold.

Based on aggregated 13F filings for Q2 2025.