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HQWWW HORIZON QUANTUM HOLDINGS LTD

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*W EXP 03/19/203 (warrant or right), issuer CIK 2088256

20 managers (20 13F filers) reported a position in HQWWW shares at 2026-03-31, 1,706,957 shares in all. 20 filers opened a position and 0 filers sold out during the quarter.

Managers
20
13F filers
20
New
20
Added
0
Reduced
0
Sold out
0
Shares held by filers
1,706,957

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 LLP349,556$717K0.01%new13F-HRTimelineGroup
Polar Asset Management Partners Inc.258,033$557K0.01%new13F-HRTimeline
Saba Capital Management, L.P.in group Saba Capital Management, L.P.212,354$459K0.01%new13F-HRTimelineGroup
Q Global Advisors, LLCin group Q Global Advisors, LLC198,133$406K0.39%new13F-HRTimelineGroup
Lineage Point Capital LP125,363$257K0.06%new13F-HRTimeline
Shaolin Capital Management LLC110,056$226K0.01%new13F-HRTimeline
Wealthspring Capital LLCin group Wealthspring Capital LLC104,325$214K0.05%new13F-HRTimelineGroup
Linden Advisors LPin group Linden Advisors LP93,669$204K<0.01%new13F-HRTimelineGroup
Alberta Investment Management Corp62,500$128K<0.01%new13F-HRTimeline
Hudson Bay Capital Management LPin group Hudson Bay Capital Management…47,018$96.4K<0.01%new13F-HRTimelineGroup
ARISTEIA CAPITAL, L.L.C.36,302$78.4K<0.01%new13F-HRTimeline
Verition Fund Management LLC31,010$63.6K<0.01%new13F-HRTimeline
Clear Street Group Inc.in group Clear Street Group Inc.19,308$39.6K<0.01%new13F-HRTimelineGroup
CSS LLC/IL17,290$35.4K<0.01%new13F-HRTimeline
Walleye Capital LLCin group Walleye Capital LLC12,639$25.9K<0.01%new13F-HR/ATimelineGroup
AQR Arbitrage LLCin group AQR CAPITAL MANAGEMENT LLC11,795$24.2K<0.01%new13F-HRTimelineGroup
SUSQUEHANNA INTERNATIONAL GROUP, LLPin group SUSQUEHANNA INTERNATIONAL GRO…10,026$20.6K<0.01%new13F-HRTimelineGroup
WOLVERINE ASSET MANAGEMENT LLCin group WOLVERINE ASSET MANAGEMENT LLC4,432$9.09K<0.01%new13F-HRTimelineGroup
Caption Management, LLC2,997$6.14K<0.01%new13F-HRTimeline
UBS Group AGin group UBS Group AG151$310<0.01%new13F-HRTimelineGroup