Mastrangelo Joe (CIK 1833309) reported 17 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-06). Recent activity: Buy EOSE (111,118 shares), Buy EOSE (333,334 shares), Sell EOSE (159,154 shares), Buy EOSE (254,304 shares), Sell EOSE (121,245 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-06 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 111,118 | $608,927 |
| 2026-07-28 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 333,334 | $0 |
| 2026-07-28 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 159,154 | $574,546 |
| 2026-07-07 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 254,304 | $0 |
| 2026-07-07 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 121,245 | $613,500 |
| 2026-06-30 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 130,570 | $0 |
| 2026-06-30 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 60,703 | $369,681 |
| 2026-06-15 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 200,000 | $268,000 |
| 2026-06-15 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 116,646 | $706,875 |
| 2026-03-05 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 23,900 | $157,262 |
| 2026-03-03 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 60,000 | $345,000 |
| 2025-07-29 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 333,333 | $0 |
| 2025-07-29 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 166,667 | $990,002 |
| 2025-07-08 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 254,303 | $0 |
| 2025-07-08 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 127,152 | $625,588 |
| 2025-05-16 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Sell | 270,384 | $1.9M |
| 2025-05-12 | Eos Energy Enterprises, Inc. (EOSE) | Chief Executive Officer | Buy | 470,000 | $0 |
Source: SEC Form 4 filings · as of 2026-08-06