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 JENA 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/JENA"
Use Arkolith to show who owns JENA, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Alberta Investment Management Corp | $10.2M | 1.0M | —Held | Q1 2026 | |
| 2 | TENOR CAPITAL MANAGEMENT Co., L.P. | $10.2M | 1.0M | —Held | Q1 2026 | |
| 3 | Westchester Capital Management, LLC | $9.3M | 912K | —Held | Q1 2026 | |
| 4 | Magnetar Financial LLC | $9.3M | 900K | —Held | Q1 2026 | |
| 5 | Centiva Capital, LP | $9.0M | 885K | ▼−22% Reduced · −250K sh | Q1 2026 | |
| 6 | Polar Asset Management Partners Inc. | $8.2M | 800K | —Held | Q1 2026 | |
| 7 | MOORE CAPITAL MANAGEMENT, LP | $7.2M | 700K | —Held | Q1 2026 | |
| 8 | HBK INVESTMENTS L P | $7.2M | 700K | —Held | Q1 2026 | |
| 9 | AQR Arbitrage LLC | $6.9M | 679K | ▼−0.1% Reduced · −435 sh | Q1 2026 | |
| 10 | Verition Fund Management LLC | $5.6M | 544K | —Held | Q1 2026 | |
| 11 | Shaolin Capital Management LLC | $5.1M | 504K | ▲+26% Added · +104K sh | Q1 2026 | |
| 12 | PICTON MAHONEY ASSET MANAGEMENT | $5.1M | 500K | —Held | Q1 2026 | |
| 13 | ARISTEIA CAPITAL, L.L.C. | $4.6M | 450K | —Held | Q1 2026 | |
| 14 | Schonfeld Strategic Advisors LLC | $3.1M | 306K | ▲+4.8% Added · +14K sh | Q1 2026 | |
| 15 | Hudson Bay Capital Management LP | $3.1M | 300K | ▼−25% Reduced · −102K sh | Q1 2026 | |
| 16 | BlueCrest Capital Management Ltd | $2.6M | 250K | ▲New +250K sh | Q1 2026 | |
| 17 | First Trust Capital Management L.P. | $2.3M | 222K | —Held | Q1 2026 | |
| 18 | WHITEBOX ADVISORS LLC | $1.5M | 150K | —Held | Q1 2026 | |
| 19 | Clear Street Group Inc. | $674K | 66K | ▼−3.8% Reduced · −3K sh | Q1 2026 | |
| 20 | READYSTATE ASSET MANAGEMENT LP | $511K | 50K | —Held | Q1 2026 | |
| 21 | CSS LLC/IL | $469K | 46K | ▼−32% Reduced · −21K sh | 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 |
|---|---|---|---|---|---|
| May 30, 2025 | JENA ACQUISITION SPONSOR LLC II | 10% Owner | Buy (P) | 225K | $2.3M |
| May 30, 2025 | JENA ACQUISITION SPONSOR LLC II | 10% Owner | Buy (P) | 225K | — |
| Company | Co-held by | Combined value |
|---|---|---|
| CANTOR EQUITY PARTNERS-CL ACEPV | 21 funds | $70.1M |
| EQV VENTURES ACQUISITION C-AEVAC | 20 funds | $150.0M |
| HIGHVIEW MERGER CORP-CL AHVMC | 20 funds | $91.8M |
| PYROPHYTE ACQUISITION CORP-APAII | 20 funds | $89.7M |
| CAL REDWOOD ACQUISIT-CL ACRAQ | 20 funds | $89.1M |
| TRAILBLAZER ACQUISITION-CL ABLZR | 20 funds | $79.1M |
| CANTOR EQUITY PARTNERS III-ACAEP | 20 funds | $67.2M |
| FIGX CAPITAL ACQUISITION C-AFIGX | 20 funds | $50.7M |
| DRUGS MADE IN AMERICA ACQUISDMII | 19 funds | $154.5M |
| BERTO ACQUISITION CORPTACO | 19 funds | $120.6M |
| CANTOR EQUITY PARTNERS-CL ACEPF | 19 funds | $94.6M |
| WEN ACQUISITION CORP-AWENN | 19 funds | $85.6M |
Ranked by how many of JENA'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 JENA. 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.