Company · CIK 0001805077 · SIC 3690 — Miscellaneous Electrical Machinery, Equipment & Supplies · Nasdaq
Eos Energy Enterprises, Inc. · EOSE
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 16, 2026 SForm 4 → | Sep 16, 4:28 pm EDT | Sumeet PuriChief Accounting Officer | 43,750 | $3.92 | $171,500 | 280,195 | −13.5% | 10b5-1 |
| Sep 16, 2026 SForm 4 → | Sep 16, 4:27 pm EDT | Joe MastrangeloChief Executive Officer, Director | 250,000 | $3.92 | $980,000 | 2,308,704 | −9.77% | 10b5-1 |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:28 pm EDT | Sumeet PuriChief Accounting Officer | 87,500 | — | — | 323,945 | — | 10b5-1 |
| Sep 14, 2026 AForm 4 → | Sep 16, 4:27 pm EDT | Joe MastrangeloChief Executive Officer, Director | 500,000 | — | — | 2,558,704 | — | 10b5-1 |
| Sep 11, 2026 PForm 4 → | Sep 15, 8:56 am EDT | Haiyan SongDirector | 15,000 | $3.91 | $58,700 | 15,000 | — | |
| Sep 9, 2026 SForm 4 → | Sep 9, 6:05 pm EDT | Sumeet PuriChief Accounting Officer | 34,167 | $4.13 | $141,110 | 236,445 | −12.6% | 10b5-1 |
| Sep 5, 2026 MForm 4 → | Sep 9, 6:05 pm EDT | Sumeet PuriChief Accounting Officer | 68,333 | — | — | 270,612 | — | 10b5-1 |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 14, 2026 MForm 4 → | Sep 16, 4:28 pm EDT | Sumeet PuriChief Accounting Officer | 87,500 | — | — | 0 | — | 10b5-1 |
| Sep 14, 2026 MForm 4 → | Sep 16, 4:27 pm EDT | Joe MastrangeloChief Executive Officer, Director | 500,000 | — | — | 0 | — | 10b5-1 |
| Sep 5, 2026 MForm 4 → | Sep 9, 6:05 pm EDT | Sumeet PuriChief Accounting Officer | 68,333 | — | — | 0 | — | 10b5-1 |