Form 4 for EOSE Eos Energy Enterprises, Inc.
Accepted 2026-05-29 16:01:33 ET · period of report 2026-05-28 · accession 0001628280-26-039131 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-05-29 16:01 | 2026-05-28 | EOSE | Walters Marian | Dir | M - OptEx | $1.18 | +30.0K | 188.4K | +19% | +$35.4K |
| D | 2026-05-29 16:01 | 2026-05-28 | EOSE | Walters Marian | Dir | S - Sale+OE | $9.18 | -30.0K | 158.4K | -16% | -$275.4K |
| D | 2026-05-29 16:01 | 2026-05-28 | EOSE | Walters Marian | Dir | M - OptEx | $0.00 | -30.0K | 35.0K | -46% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-28 | M | A | 30,000 | $1.18 | 188,445 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-28 | S | D | 30,000 | $9.18 | 158,445 | D | — | — | |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-05-28 | M | D | 30,000 | $0.00 | 35,018 | D | $1.18 · — to 2027-05-19 | 30,000 Common Stock | (F2) On May 19, 2022 the reporting person was granted stock options to purchase 145,018 shares of common stock which vested on May 19, 2023. 80,000 of these stock options were previously exercised on December 4, 2025, May 19, 2026 and May 20, 2026. |