Financial Services • Shell Companies
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No upcoming ex-dividend date announced
No 8-K filings in the last 30 days.
8 top institutions tracked
Last 13F trend: unchanged (light)
Unlock crowding heatmapUnlock filer discoverySentiment: unknown
No recent insider trades detected.
Red flags: 0
55 filers reported a long position in BLRK for Q2 2026. 13-F holdings are filed up to 45 days after the quarter ends.
| Holder | Value | Shares | Shares vs Q1 2026 |
|---|---|---|---|
| Magnetar Financial LLC | $8M | 800K | Unchanged |
| AQR Arbitrage LLC | $7.5M | 750.3K | +1.4% |
| LINDEN ADVISORS LP | $7.5M | 750K | Unchanged |
| Mint Tower Capital Management B.V. | $6.5M | 650K | Unchanged |
| MILLENNIUM MANAGEMENT LLC | $6M | 600K | New |
| ARISTEIA CAPITAL, L.L.C. | $5.1M | 510.6K | Unchanged |
| PICTON MAHONEY ASSET MANAGEMENT | $5M | 500K | Unchanged |
| Polar Asset Management Partners Inc. | $5M | 500K | Unchanged |
| Alberta Investment Management Corp | $5M | 500K | Unchanged |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $5M | 500K | Unchanged |
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