The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query SDHI owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/SDHI"
Use Arkolith to show who owns SDHI, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Magnetar Financial LLC | $18.1M | 1.8M | —Held | Q1 2026 | |
| 2 | ARISTEIA CAPITAL, L.L.C. | $17.1M | 1.6M | —Held | Q1 2026 | |
| 3 | TENOR CAPITAL MANAGEMENT Co., L.P. | $14.2M | 1.4M | —Held | Q1 2026 | |
| 4 | First Trust Capital Management L.P. | $13.5M | 1.3M | ▼−21% Reduced · −355K sh | Q1 2026 | |
| 5 | AQR Arbitrage LLC | $13.0M | 1.3M | ▼−4.0% Reduced · −53K sh | Q1 2026 | |
| 6 | Westchester Capital Management, LLC | $13.0M | 1.2M | ▼−7.4% Reduced · −100K sh | Q1 2026 | |
| 7 | Hudson Bay Capital Management LP | $10.6M | 1.0M | —Held | Q1 2026 | |
| 8 | Polar Asset Management Partners Inc. | $10.3M | 1.0M | —Held | Q1 2026 | |
| 9 | Shaolin Capital Management LLC | $8.4M | 815K | ▲+36% Added · +215K sh | Q1 2026 | |
| 10 | Alberta Investment Management Corp | $7.3M | 700K | —Held | Q1 2026 | |
| 11 | Verition Fund Management LLC | $5.9M | 567K | ▼−4.3% Reduced · −25K sh | Q1 2026 | |
| 12 | PICTON MAHONEY ASSET MANAGEMENT | $5.2M | 500K | —Held | Q1 2026 | |
| 13 | Jain Global LLC | $4.2M | 400K | ▼−20% Reduced · −100K sh | Q1 2026 | |
| 14 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $3.7M | 355K | ▼−11% Reduced · −45K sh | Q1 2026 | |
| 15 | Karpus Management, Inc. | $3.5M | 339K | ▲+25% Added · +68K sh | Q1 2026 | |
| 16 | HBK INVESTMENTS L P | $3.1M | 300K | —Held | Q1 2026 | |
| 17 | MOORE CAPITAL MANAGEMENT, LP | $3.1M | 300K | —Held | Q1 2026 | |
| 18 | Schonfeld Strategic Advisors LLC | $2.7M | 259K | ▼−2.8% Reduced · −7K sh | Q1 2026 | |
| 19 | Parallax Volatility Advisers, L.P. | $1.4M | 137K | ▲New +137K sh | Q1 2026 | |
| 20 | Centiva Capital, LP | $1.4M | 133K | ▲+33% Added · +33K sh | Q1 2026 | |
| 21 | Context Capital Management, LLC | $1.0M | 100K | —Held | Q1 2026 | |
| 22 | Clear Street Group Inc. | $720K | 70K | ▼−18% Reduced · −15K sh | Q1 2026 | |
| 23 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $609K | 59K | ▲New +59K sh | Q1 2026 | |
| 24 | BOOTHBAY FUND MANAGEMENT, LLC | $259K | 25K | —Held | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Apr 2, 2025 | Siddhi Sponsor LLC | 10% Owner | Buy (P) | 338K | — |
| Apr 2, 2025 | Siddhi Sponsor LLC | 10% Owner | Buy (P) | 338K | — |
| Apr 2, 2025 | FINN BRIAN D | Director, 10% Owner | Buy (P) | 338K | — |
| Apr 2, 2025 | FINN BRIAN D | Director, 10% Owner | Buy (P) | 338K | — |
| Company | Co-held by | Combined value |
|---|---|---|
| CAL REDWOOD ACQUISIT-CL ACRAQ | 22 funds | $95.4M |
| HIGHVIEW MERGER CORP-CL AHVMC | 22 funds | $92.4M |
| DRUGS MADE IN AMERICA ACQUISDMII | 21 funds | $183.9M |
| K&F GROWTH ACQUISITION COR-AKFII | 21 funds | $149.0M |
| EQV VENTURES ACQUISITION C-AEVAC | 21 funds | $141.8M |
| SOULPOWER ACQUISITION CO-ASOUL | 21 funds | $124.9M |
| CANTOR EQUITY PARTNERS-CL ACEPF | 21 funds | $98.3M |
| PIONEER ACQUISITION I-CL APACH | 21 funds | $95.5M |
| CSLM DIGITAL ASSET ACQU - AKOYN | 21 funds | $92.2M |
| D. BORAL ARC ACQUISIT - CL ABCAR | 21 funds | $78.7M |
| CANTOR EQUITY PARTNERS-CL ACEPV | 21 funds | $78.4M |
| SOLARIUS CAPITAL ACQUIS-CL ASOCA | 21 funds | $75.5M |
Ranked by how many of SDHI's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for SDHI. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.