Siddhi AcquisitionSDHIRPreferred / convertible

13F holders, Q3 2025 (September 30)
30holders +2
3new positions
1sold out
1famous investor
$0.23avg. 13F price*

At the end of Q3 2025, 30 institutions reported holding Siddhi Acquisition Corp. (SDHIR) in their 13F filings, up 2 from Q2 2025. 3 opened new positions and 1 sold out. The largest holders were Healthcare of Ontario Pension Plan Trust Fund ($482K), Linden Advisors LP ($440K) and Magnetar Financial LLC ($385K). 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 Q2 2025 → Q3 2025

InstitutionsTotal Value
New Positions3$435K
Exits1$107K

All 13F filers, Q2 2025 → Q3 2025: 2,714,282 shares bought and 1,268,118 shares sold, net +1,446,164 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 30 holders
Healthcare of Ontario Pension Plan Trust Fund — No change 2,400,000 $482K
Linden Advisors LP — No change 2,000,000 $440K
Magnetar Financial LLC — No change 1,750,000 $385K
Radcliffe Capital Management, L.P. — Reduce -82.6% 37,730 $383K
Sculptor Capital LP — Reduce -5.8% 1,648,895 $363K
AQR Arbitrage LLC — No change 1,750,000 $352K
Aristeia Capital, L.L.C. — No change 1,650,000 $347K
Polar Asset Management Partners Inc. — No change 1,350,000 $284K
HGC Investment Management Inc. — New 1,250,000 $263K
Verition Fund Management LLC — No change 1,275,876 $256K
Millennium Management — Add +31.8% 995,000 $209K
Alberta Investment Management Corp — No change 700,000 $147K
Meteora Capital, LLC — Add +151.6% 625,324 $131K
Highbridge Capital Management LLC — No change 550,912 $111K
Hudson Bay Capital Management LP — No change 550,000 $111K
Picton Mahoney Asset Management — New 500,000 $110K
Periscope Capital Inc. — No change 500,000 $110K
Shaolin Capital Management LLC — No change 500,000 $105K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS — No change 400,000 $88K
Toronto Dominion Bank — Reduce -26.6% 400,000 $84K
Clear Street Group Inc. — — 316,484 $66K
Glazer Capital, LLC — Reduce -48.3% 300,000 $63K
Moore Capital Management, LP — No change 300,000 $63K
Rivernorth Capital Management, LLC — New 297,500 $62K
HBK Investments L P — No change 300,000 $60K
Harraden Circle Investments, LLC — No change 208,079 $44K
Schonfeld Strategic Advisors LLC — Reduce -39.8% 150,611 $33K
Berkley W R Corp. — No change 124,850 $26K
Context Capital Management, LLC — No change 100,000 $22K
Readystate Asset Management LP — Add +200.0% 75,000 $15K

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