BRYNJELSEN SEAN
Director · Officer · Ten-percent owner · ETON
As of 2026-09-16, BRYNJELSEN SEAN has 23 Form 4 transactions on record across 1 company — 16 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 $54.2M
- Indirect $0
| ETON | direct | 961,194 sh | $54.2M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-20 | ETON | Sale | 47,307 @ $60.17 | $2.8M | −4.5% of holding | 1,004,909 | Form 4 |
| 2026-08-20 | ETON | Sale | 36,373 @ $61.11 | $2.2M | −3.6% of holding | 968,536 | Form 4 |
| 2026-08-20 | ETON | Sale | 7,342 @ $62.12 | $456K | −0.8% of holding | 961,194 | Form 4 |
| 2026-08-19 | ETON | Sale | 8,978 @ $62.65 | $562K | −0.8% of holding | 1,052,216 | Form 4 |
| 2026-05-28 | ETON | Sale | 119,852 @ $31.88 | $3.8M | −12.6% of holding | 833,842 | Form 4 |
| 2026-05-28 | ETON | Sale | 148 @ $32.67 | $5K | −0.0% of holding | 833,694 | Form 4 |
| 2025-06-05 | ETON | Sale | 70,000 @ $16.81 | $1.2M | −2.4% of holding | 2,873,513 | Form 4 |
| 2025-06-04 | ETON | Sale | 70,000 @ $17.00 | $1.2M | −2.3% of holding | 2,943,513 | Form 4 |
| 2025-06-03 | ETON | Sale | 60,945 @ $17.38 | $1.1M | −2.0% of holding | 3,022,568 | Form 4 |
| 2025-06-03 | ETON | Sale | 8,655 @ $18.38 | $159K | −0.3% of holding | 3,013,913 | Form 4 |
| 2025-06-03 | ETON | Sale | 400 @ $19.02 | $8K | −0.0% of holding | 3,013,513 | Form 4 |
12 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-31 | ETON | Award / grant | 128,985 | 128,985 | Form 4 |
| 2026-07-14 | ETON | Option exercise | 200,000 | 1,061,194 | Form 4 |
| 2026-07-14 | ETON | Option exercise | 200,000 | 0 | Form 4 |
| 2026-07-12 | ETON | Option exercise | 27,500 | 0 | Form 4 |
| 2026-07-12 | ETON | Option exercise | 27,500 | 861,194 | Form 4 |
| 2026-07-12 | ETON | Option exercise | 27,500 | 861,194 | Form 4 |
| 2026-01-12 | ETON | Award / grant | 100,517 | 3,147,829 | Form 4 |
| 2026-01-12 | ETON | Award / grant | 158,046 | 3,047,312 | Form 4 |
| 2026-01-01 | ETON | Withheld for tax | 5,015 | 2,889,266 | Form 4 |
| 2025-12-12 | ETON | Withheld for tax | 6,732 | 2,894,281 | Form 4 |
| 2025-01-03 | ETON | Award / grant | 72,004 | 72,004 | Form 4 |
| 2025-01-03 | ETON | Award / grant | 107,469 | 107,469 | 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.