20 institutions reported holding $990,434 of SES AI CORPORATION (SESCW) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($369,484), GROUP ONE TRADING LLC ($256,277), IMC-Chicago, LLC ($232,656), LMR Partners LLP ($75,717), D. E. Shaw & Co., Inc. ($26,679). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $369,484 | 384,800 | Added |
| 2 | GROUP ONE TRADING LLC | $256,277 | 266,900 | Trimmed |
| 3 | IMC-Chicago, LLC | $232,656 | 242,300 | Added |
| 4 | LMR Partners LLP | $75,717 | 2.8M | Hold |
| 5 | D. E. Shaw & Co., Inc. | $26,679 | 988,099 | Hold |
| 6 | Electron Capital Partners, LLC | $7,948 | 239,752 | Hold |
| 7 | TORONTO DOMINION BANK | $6,078 | 178,768 | Trimmed |
| 8 | MILLENNIUM MANAGEMENT LLC | $3,600 | 133,333 | Hold |
| 9 | FIL Ltd | $2,555 | 94,633 | Hold |
| 10 | WOLVERINE ASSET MANAGEMENT LLC | $2,037 | 75,426 | Added |
| 11 | MOORE CAPITAL MANAGEMENT, LP | $2,025 | 75,000 | Hold |
| 12 | Cinctive Capital Management LP | $1,810 | 67,024 | Hold |
| 13 | CSS LLC/IL | $1,377 | 51,000 | Hold |
| 14 | JANE STREET GROUP, LLC | $1,350 | 50,000 | Hold |
| 15 | StoneX Group Inc. | $715 | 21,764 | New |
| 16 | Principia Wealth Advisory, LLC | $97 | 3,600 | Hold |
| 17 | UBS Group AG | $29 | 1,090 | Trimmed |
| 18 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 19 | Virtu Financial LLC | $0 | 0 | Exited |
| 20 | Avion Wealth | $0 | 500 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30