3 institutions reported holding $18 of SUMMIT HEALTHCARE ACQUISITION (YSBPW) in SEC 13F filings for 2026-03-31. Largest institutional holders: Ancora Advisors LLC ($18), HGC Investment Management Inc. ($0), SkyView Investment Advisors, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Ancora Advisors LLC | $18 | 5,050 | Hold |
| 2 | HGC Investment Management Inc. | $0 | 0 | Exited |
| 3 | SkyView Investment Advisors, LLC | $0 | 12,210 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31