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IMSRW TERRESTRIAL ENERGY INC

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*W EXP 10/28/203 (warrant or right), issuer CIK 2019804

26 managers (26 13F filers) reported a position in IMSRW shares at 2026-03-31, 10,978,156 shares in all. 5 filers opened a position and 6 filers sold out during the quarter.

Managers
26
13F filers
26
New
5
Added
4
Reduced
8
Sold out
6
Shares held by filers
10,978,156

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q1 2026

Filers in the available 13F reports with a share position at 2026-03-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
LMR Partners LLPin group LMR Partners LLP3,347,510$8.67M0.08%+496,90013F-HRTimelineGroup
Hudson Bay Capital Management LPin group Hudson Bay Capital Management…1,303,050$3.37M0.02%+1,055,65013F-HRTimelineGroup
PEAK6 LLCin group PEAK6 LLC1,186,146$3.07M0.09%013F-HRTimelineGroup
CANTOR FITZGERALD, L. P.in group CANTOR FITZGERALD, L. P.1,083,051$2.81M0.1%-1,491,94913F-HRTimelineGroup
BOOTHBAY FUND MANAGEMENT, LLC390,000$2.34M0.05%new13F-HRTimeline
Caption Management, LLC865,372$2.24M0.11%+58,82913F-HRTimeline
Magnetar Financial LLCin group Magnetar Financial LLC780,000$2.02M0.02%-124,99413F-HRTimelineGroup
ARISTEIA CAPITAL, L.L.C.735,393$1.89M0.04%+532,91213F-HRTimeline
MORGAN STANLEYin group MORGAN STANLEY280,768$727K<0.01%-61,51113F-HRTimelineGroup
Linden Advisors LPin group Linden Advisors LP194,560$500K<0.01%013F-HRTimelineGroup
Arosa Capital Management LP175,000$453K0.3%-100,00013F-HRTimeline
Walleye Capital LLCin group Walleye Capital LLC139,986$363K<0.01%-14,69413F-HR/ATimelineGroup
Periscope Capital Inc.152,500$293K0.05%013F-HRTimeline
CastleKnight Management LP73,200$190K0.01%013F-HRTimeline
Saba Capital Management, L.P.in group Saba Capital Management, L.P.65,681$170K0.01%-10,00013F-HRTimelineGroup
Alberta Investment Management Corp50,000$130K<0.01%013F-HRTimeline
WOLVERINE ASSET MANAGEMENT LLCin group WOLVERINE ASSET MANAGEMENT LLC48,722$126K<0.01%-22,84713F-HRTimelineGroup
Balyasny Asset Management L.P.in group Balyasny Asset Management40,743$105K<0.01%-173,17013F-HRTimelineGroup
Virtu Financial LLCin group Virtu Financial LLC28,421$74K<0.01%new13F-HRTimelineGroup
Stoic Point Capital Management LLC13,402$34.7K0.03%013F-HRTimeline
Clear Street Group Inc.in group Clear Street Group Inc.10,000$25.9K<0.01%013F-HRTimelineGroup
Advisory Services Network, LLC6,050$15.7K<0.01%new13F-HRTimeline
Rockefeller Capital Management L.P.in group Rockefeller Capital Managemen…6,000$15.5K<0.01%new13F-HRTimelineGroup
Federation des caisses Desjardins du Qu…2,000$5.18K<0.01%new13F-HRTimeline
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.600$1.55K<0.01%013F-HRTimelineGroup
SUMMIT SECURITIES GROUP LLC1$3<0.01%013F-HRTimeline