3 institutions reported holding $59,034 of SOLID POWER INC (SLDP) in SEC 13F filings for 2026-06-30. Largest institutional holders: Gainplan LLC ($58,544), Kozak & Associates, Inc. ($259), MassMutual Private Wealth & Trust, FSB ($231). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Gainplan LLC | $58,544 | 22,604 | Added |
| 2 | Kozak & Associates, Inc. | $259 | 100 | Hold |
| 3 | MassMutual Private Wealth & Trust, FSB | $231 | 89 | Added |
Source: SEC Form 13F filings · as of 2026-06-30