Bornstein Jeffrey S
Director · EOSE
As of 2026-09-16, Bornstein Jeffrey S has 13 Form 4 transactions on record across 1 company — 9 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $17K
- Indirect $0
| EOSE | direct | 4,194 sh | $17K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2025-12-05 | EOSE | Sale | 32,328 @ $15.05 | $487K | −21.8% of holding | 115,759 | Form 4 |
| 2025-12-04 | EOSE | Sale | 8,000 @ $15.75 | $126K | −100.0% of holding | 0 | Form 4 |
11 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-21 | EOSE | Option exercise | 9,558 | 143,806 | Form 4 |
| 2026-07-21 | EOSE | Option exercise | 4,194 | 4,194 | Form 4 |
| 2026-07-21 | EOSE | Option exercise | 9,558 | 0 | Form 4 |
| 2026-06-05 | EOSE | Award / grant | 24,289 | 24,289 | Form 4 |
| 2026-05-19 | EOSE | Disposition | 12,326 | 134,248 | Form 4 |
| 2026-05-19 | EOSE | Option exercise | 30,815 | 146,574 | Form 4 |
| 2026-05-19 | EOSE | Option exercise | 30,815 | 0 | Form 4 |
| 2025-05-19 | EOSE | Award / grant | 30,815 | 30,815 | Form 4 |
| 2025-05-14 | EOSE | Disposition | 42,105 | 148,087 | Form 4 |
| 2025-05-14 | EOSE | Option exercise | 105,263 | 0 | Form 4 |
| 2025-05-14 | EOSE | Option exercise | 105,263 | 190,192 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.