IMSR

Terrestrial Energy

82 hedge funds and large institutions have $131M invested in Terrestrial Energy in 2025 Q4 according to their latest regulatory filings, with 51 funds opening new positions, 18 increasing their positions, 9 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

16.43% less ownership

Funds ownership: 42.62%26.19% (-16%)

19% less capital invested

Capital invested by funds: $161M → $131M (-$30.2M)

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
82
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$22.1M
Puts
$6.33M
Net Calls
Net Calls Change

Top Buyers

1 +$24.7M
2 +$14.9M
3 +$14.6M
4
Citadel Advisors
Citadel Advisors
Florida
+$13.4M
5
SIG
Senator Investment Group
New York
+$12M

Top Sellers

1 -$7.99M
2 -$6.68M
3 -$4.44M
4
SG
Sourcerock Group
Colorado
-$4.23M
5
SCM
SIR Capital Management
New York
-$3.57M