Latest Period
Q2 2026
Security Snapshot
Siddhi Acquisition Corp (Cayman Islands) - Class A ordinary shares, $0.0001 par value (SDHI) Institutional Ownership
CUSIP: G8118C124
13F Institutional Holders and Ownership History from Q2 2025 to Q2 2026
Institutions Reporting
51
Shares (Excl. Options)
26,715,701
Price
$10.41
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- Security type / class
- Equity / Class A ordinary shares, $0.0001 par value
- Symbol
- SDHI on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 26,715,701
- Total 13F value
- $278,070,242
- Portfolio coverage rank
- 0%
- Share change
- +1,113,463
- Value change
- +$11,602,687
- Number of holders
- 51
- Shares outstanding
- 27,678,571
- SEC-reported price per share
- $10.47
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- SDHI - Siddhi Acquisition Corp (Cayman Islands) - Class A ordinary shares, $0.0001 par value is tracked under CUSIP G8118C124.
- 51 institutions reported positions in Q2 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 48 to 51 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $264,957,473 to $278,070,242.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 51 institutions filings for Q2 2026.
Security key
G8118C124
Latest holder period
Q2 2026
13F holders
51
13D/G owners
5
CIK / CUSIP context first
Open Q2 2026 holders
SDHI full holder history
Siddhi Acquisition Corp (Cayman Islands) SEC filings
Siddhi Acquisition Corp (Cayman Islands) company facts
Siddhi Acquisition Corp (Cayman Islands) insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G8118C124:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
SDHI
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Siddhi Sponsor LLC | 21% | 7,238,000 | Siddhi Sponsor LLC | 31 Mar 2025 | ||||
| Magnetar Financial LLC | 6.3% | $17,640,000 | 1,750,000 | MAGNETAR FINANCIAL LLC | 30 Jun 2025 | |||
| First Trust Capital Management L.P. | 6.1% | $17,167,339 | 1,703,109 | First Trust Capital Management L.P. | 30 Jun 2025 | |||
| ARISTEIA CAPITAL, L.L.C. | 5.9% | $16,632,000 | 1,650,000 | Aristeia Capital, L.L.C. | 30 Jun 2025 | |||
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 2.8% | $7,967,000 | 775,000 | Healthcare of Ontario Pension Plan Trust Fund | 31 Dec 2025 |
As of 30 Jun 2026, 51 institutional investors reported holding 26,715,701 shares of Siddhi Acquisition Corp (Cayman Islands) - Class A ordinary shares, $0.0001 par value (SDHI). This represents 97% of the company’s total 27,678,571 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
80%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Magnetar Financial LLC | 6.3% | 1,750,000 | 0% | 0.17% | $18,200,000 |
| ARISTEIA CAPITAL, L.L.C. | 6% | 1,650,000 | 0% | 0.27% | $17,193,000 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 5% | 1,374,599 | 0% | 0.2% | $14,323,322 |
| First Trust Capital Management L.P. | 4.7% | 1,303,359 | 0% | 0.79% | $13,581,001 |
| AQR Arbitrage LLC | 4.6% | 1,261,338 | +0.58% | 0.19% | $13,117,915 |
| HGC Investment Management Inc. | 4.5% | 1,250,000 | 0% | 2.6% | $13,025,000 |
| Westchester Capital Management, LLC | 4.5% | 1,249,197 | 0% | 0.65% | $12,991,650 |
| Hudson Bay Capital Management LP | 3.7% | 1,025,000 | 0% | 0.05% | $10,660,000 |
| Polar Asset Management Partners Inc. | 3.6% | 1,000,200 | +0.02% | 0.19% | $10,422,084 |
| BERKLEY W R CORP | 3% | 826,986 | +75% | 0.42% | $8,600,654 |
| Linden Advisors LP | 2.9% | 800,000 | 0% | 0.04% | $8,320,000 |
| Calamos Advisors LLC | 2.7% | 750,000 | 0.03% | $7,800,000 | |
| MILLENNIUM MANAGEMENT LLC | 2.7% | 744,900 | 0% | 0.01% | $7,761,858 |
| WOLVERINE ASSET MANAGEMENT LLC | 2.7% | 744,568 | +12% | 0.1% | $7,743,507 |
| Shaolin Capital Management LLC | 2.6% | 731,588 | -10% | 0.71% | $7,623,147 |
| Alberta Investment Management Corp | 2.5% | 700,000 | 0% | 0.04% | $7,280,000 |
| GLAZER CAPITAL, LLC | 2.5% | 697,723 | -0% | 0.18% | $7,263,000 |
| Radcliffe Capital Management, L.P. | 2.5% | 693,837 | 0% | 0.55% | $7,222,843 |
| D. E. Shaw & Co., Inc. | 2.4% | 661,578 | 0% | 0% | $6,880,411 |
| Meteora Capital, LLC | 2.2% | 602,322 | -47% | 0.52% | $6,258,126 |
| Verition Fund Management LLC | 2% | 566,171 | -0.11% | 0.04% | $5,888,178 |
| PICTON MAHONEY ASSET MANAGEMENT | 1.8% | 500,000 | 0% | 0.05% | $5,200,001 |
| Crossingbridge Advisors, LLC | 1.7% | 460,000 | +130% | 0.85% | $4,793,200 |
| TWO SIGMA INVESTMENTS, LP | 1.5% | 415,579 | 0% | 0% | $4,317,866 |
| GOLDMAN SACHS GROUP INC | 1.5% | 413,259 | 0% | 0% | $4,293,761 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
5
Latest
Q2 2026
Rows shown
1-5 of 5
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 26,715,701 | $278,070,242 | +$11,602,687 | $10.41 | 51 |
| 2026 Q1 | 25,602,238 | $264,957,473 | -$287,238 | $10.34 | 48 |
| 2025 Q4 | 25,589,544 | $262,948,080 | +$10,526,225 | $10.28 | 44 |
| 2025 Q3 | 24,267,896 | $246,306,725 | +$28,313,272 | $10.15 | 37 |
| 2025 Q2 | 21,472,537 | $216,950,380 | +$213,395,290 | $10.11 | 33 |