EOSE · ISSUER CIK 1805077
Eos Energy Enterprises, Inc.
Between Aug 1, 2026 and Oct 29, 2026, 11 Eos Energy Enterprises, Inc. insiders reported $59K of open-market purchases and $1.4M of sales on SEC Form 4. The largest buyer was Song Haiyan (Director), with $59K.
↗11 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. 4 of 4 sales were reported under a 10b5-1 plan.
$59KInsider buying
$1.4MInsider selling
−$1.3MNet open-market
Oct 29, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 29, 202616:49 | Oct 29, 2026 | EOSE | Chief Commercial Officer | S · Sell10b5-1 | $2.00 | −50,000 | 111,827 | -31% | −$100K | ||
| Oct 29, 202616:49 | Oct 28, 2026 | EOSE | Chief Commercial Officer | M · Exercise10b5-1 | — | +100,000 | 161,827 | +162% | — | ||
| Sep 16, 202616:28 | Sep 16, 2026 | EOSE | Chief Accounting Officer | S · Sell10b5-1 | $3.92 | −43,750 | 280,195 | -14% | −$172K | ||
| Sep 16, 202616:28 | Sep 14, 2026 | EOSE | Chief Accounting Officer | M · Exercise10b5-1 | — | +87,500 | 323,945 | +37% | — | ||
| Sep 16, 202616:27 | Sep 16, 2026 | EOSE | Chief Executive Officer, Director | S · Sell10b5-1 | $3.92 | −250,000 | 2,308,704 | -10% | −$980K | ||
| Sep 16, 202616:27 | Sep 14, 2026 | EOSE | Chief Executive Officer, Director | A · Grant10b5-1 | — | +500,000 | 2,558,704 | +24% | — | ||
| Sep 15, 202608:56 | Sep 14, 2026from Sep 11, 2026 | EOSE | Director | P · Buy | $3.91 | +15,000 | 15,000 | New | +$59K | -48.9% | -49.4% |
| Sep 9, 202618:05 | Sep 9, 2026 | EOSE | Chief Accounting Officer | S · Sell10b5-1 | $4.13 | −34,167 | 236,445 | -13% | −$141K | ||
| Sep 9, 202618:05 | Sep 5, 2026 | EOSE | Chief Accounting Officer | M · Exercise10b5-1 | — | +68,333 | 270,612 | +34% | — | ||
| Aug 6, 202608:14 | Jul 21, 2026 | EOSE | Chief Executive Officer, Director | M · ExerciseLate 16d | $5.48 | +111,118 | 2,058,704 | +6% | $609K | ||
| Aug 6, 202608:12 | Jul 21, 2026 | EOSE | Director | M · ExerciseLate 16d | $5.48 | +19,274 | 269,296 | +8% | $106K | ||
| Aug 6, 202608:11 | Jul 21, 2026 | EOSE | Director | M · ExerciseLate 16d | $5.48 | +11,407 | 171,634 | +7% | $63K | ||
| Aug 6, 202608:10 | Jul 21, 2026 | EOSE | Director | M · ExerciseLate 16d | $5.48 | +9,558 | 143,806 | +7% | $52K | ||
| Aug 6, 202608:08 | Jul 21, 2026 | EOSE | Director | M · ExerciseLate 16d | $5.48 | +12,185 | 97,767 | +14% | $67K | ||
| Aug 6, 202608:06 | Jul 21, 2026 | EOSE | Director | M · ExerciseLate 16d | $5.48 | +2,773 | 41,723 | +7% | $15K | ||
| Aug 6, 202608:05 | Jul 21, 2026 | EOSE | Chief Administration Officer | M · ExerciseLate 16d | $5.48 | +2,585 | 61,827 | +4% | $14K | ||
| Aug 6, 202608:03 | Jul 21, 2026 | EOSE | Director | M · ExerciseLate 16d | $5.48 | +1,825 | 157,400 | +1% | $10K | ||
| Aug 6, 202608:02 | Jul 21, 2026 | EOSE | Chief Commercial Officer | M · ExerciseLate 16d | $5.48 | +16,944 | 904,471 | +2% | $93K |