Siddhi AcquisitionSDHIRPreferred / convertible

13F holders, Q4 2025 (December 31)
33holders +3
3new positions
0sold out
1famous investor
$0.23avg. 13F price*

At the end of Q4 2025, 33 institutions reported holding Siddhi Acquisition Corp. (SDHIR) in their 13F filings, up 3 from Q3 2025. 3 opened new positions and 0 sold out. The largest holders were Healthcare of Ontario Pension Plan Trust Fund ($600K), Linden Advisors LP ($430K) and Aristeia Capital, L.L.C. ($413K). One famous investor held it Israel Englander ( of Millennium Management's portfolio).

Company
Siddhi Acquisition Corp.
CUSIP
G8118C116
Latest filing quarter
Q2 2026

History

Number of 13F holders

010203040 Q2 2025: 28Q2 2025Q3 2025: 30Q3 2025Q4 2025: 33Q4 2025Q1 2026: 35Q1 2026Q2 2026: 37Q2 2026

Total Exit/New Position Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions3$451K
Exits0$0

All 13F filers, Q3 2025 → Q4 2025: 2,533,104 shares bought and 754,586 shares sold, net +1,778,518 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 33 holders
Healthcare of Ontario Pension Plan Trust Fund — No change 2,400,000 $600K
Linden Advisors LP — No change 2,000,000 $430K
Aristeia Capital, L.L.C. — No change 1,650,000 $413K
Magnetar Financial LLC — No change 1,750,000 $376K
Sculptor Capital LP — No change 1,648,895 $355K
TENOR CAPITAL MANAGEMENT Co., L.P. — New 1,374,599 $344K
Polar Asset Management Partners Inc. — No change 1,350,000 $338K
AQR Arbitrage LLC — Reduce -23.6% 1,337,013 $334K
Verition Fund Management LLC — Add +0.8% 1,286,344 $322K
HGC Investment Management Inc. — No change 1,250,000 $313K
Millennium Management — No change 995,000 $249K
Alberta Investment Management Corp — No change 700,000 $175K
Meteora Capital, LLC — Add +30.9% 818,770 $147K
Hudson Bay Capital Management LP — No change 550,000 $138K
Highbridge Capital Management LLC — Reduce -12.2% 483,666 $121K
Picton Mahoney Asset Management — No change 500,000 $108K
Periscope Capital Inc. — No change 500,000 $108K
Shaolin Capital Management LLC — Reduce -15.0% 425,000 $106K
BNP Paribas Financial Markets — New 412,987 $89K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS — No change 400,000 $86K
Toronto Dominion Bank — Reduce -15.0% 340,000 $85K
Radcliffe Capital Management, L.P. — Add +900.0% 377,295 $81K
HBK Investments L P — No change 300,000 $75K
Moore Capital Management, LP — No change 300,000 $75K
Clear Street Group Inc. — Reduce -8.3% 290,084 $73K
Rivernorth Capital Management, LLC — Add +34.4% 399,872 $72K
Harraden Circle Investments, LLC — No change 208,079 $52K
Glazer Capital, LLC — Reduce -17.3% 248,100 $45K
Readystate Asset Management LP — Add +33.3% 100,000 $25K
Berkley W R Corp. — No change 124,850 $22K
Context Capital Management, LLC — No change 100,000 $22K
Schonfeld Strategic Advisors LLC — Reduce -40.5% 89,558 $19K
DLD Asset Management, LP — New 74,667 $19K

"% of holder's portfolio" is SDHIR's weight in each manager's 13F, not the share of Siddhi Acquisition Corp. the manager owns.