1 institutions reported holding $1,390 of CYNGN INC (CYN) in SEC 13F filings for 2026-06-30. Largest institutional holders: Grove Bank & Trust ($1,390). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Grove Bank & Trust | $1,390 | 1,000 | New |
Source: SEC Form 13F filings · as of 2026-06-30