Serwin Bradley K
Officer · COMP
As of 2026-09-16, Serwin Bradley K has 37 Form 4 transactions on record across 1 company — 11 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 $2.7M
- Indirect $0
| COMP | direct | 258,712 sh | $2.7M |
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 |
|---|---|---|---|---|---|---|---|
| 2025-11-25 | COMP | Sale | 20,953 @ $11.00 | $230K | −7.5% of holding | 258,712 | Form 4 |
| 2025-11-24 | COMP | Sale | 20,952 @ $10.50 | $220K | −7.0% of holding | 279,665 | Form 4 |
| 2025-11-21 | COMP | Sale | 13,969 @ $10.00 | $140K | −4.4% of holding | 300,617 | Form 4 |
| 2025-11-12 | COMP | Sale | 904 @ $9.50 | $9K | −0.3% of holding | 314,586 | Form 4 |
| 2025-11-11 | COMP | Sale | 903 @ $9.00 | $8K | −0.3% of holding | 315,490 | Form 4 |
| 2025-08-25 | COMP | Sale | 13,065 @ $9.50 | $124K | −4.9% of holding | 252,221 | Form 4 |
| 2025-08-22 | COMP | Sale | 13,064 @ $9.00 | $118K | −4.7% of holding | 265,286 | Form 4 |
| 2025-02-19 | COMP | Sale | 123,822 @ $9.07 | $1.1M | −34.5% of holding | 235,245 | Form 4 |
| 2025-02-19 | COMP | Sale | 13,650 @ $10.00 | $137K | −5.8% of holding | 221,595 | Form 4 |
28 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2025-10-03 | COMP | Withheld for tax | 44,604 | 316,393 | Form 4 |
| 2025-10-03 | COMP | Option exercise | 27,482 | 54,965 | Form 4 |
| 2025-10-03 | COMP | Option exercise | 11,806 | 165,290 | Form 4 |
| 2025-10-03 | COMP | Option exercise | 33,786 | 67,574 | Form 4 |
| 2025-10-03 | COMP | Option exercise | 14,758 | 29,516 | Form 4 |
| 2025-10-03 | COMP | Option exercise | 87,832 | 360,997 | Form 4 |
| 2025-09-04 | COMP | Withheld for tax | 21,609 | 273,165 | Form 4 |
| 2025-09-04 | COMP | Option exercise | 42,553 | 42,553 | Form 4 |
| 2025-09-04 | COMP | Option exercise | 42,553 | 294,774 | Form 4 |
| 2025-07-03 | COMP | Withheld for tax | 44,603 | 278,350 | Form 4 |
| 2025-07-03 | COMP | Option exercise | 33,786 | 101,360 | Form 4 |
| 2025-07-03 | COMP | Option exercise | 87,831 | 322,953 | Form 4 |
| 2025-07-03 | COMP | Option exercise | 14,757 | 44,274 | Form 4 |
| 2025-07-03 | COMP | Option exercise | 27,482 | 82,447 | Form 4 |
| 2025-07-03 | COMP | Option exercise | 11,806 | 177,096 | Form 4 |
| 2025-05-09 | COMP | Award / grant | 135,146 | 135,146 | Form 4 |
| 2025-05-09 | COMP | Award / grant | 219,859 | 219,859 | Form 4 |
| 2025-04-03 | COMP | Withheld for tax | 13,956 | 235,122 | Form 4 |
| 2025-04-03 | COMP | Option exercise | 27,483 | 249,078 | Form 4 |
| 2025-04-03 | COMP | Option exercise | 27,483 | 0 | Form 4 |
| 2025-03-24 | COMP | Award / grant | 109,929 | 109,929 | Form 4 |
| 2025-03-24 | COMP | Award / grant | 135,146 | 135,146 | Form 4 |
| 2025-03-24 | COMP | Award / grant | 188,902 | 188,902 | Form 4 |
| 2025-03-22 | COMP | Award / grant | 85,106 | 85,106 | Form 4 |
| 2025-03-17 | COMP | Award / grant | 59,031 | 59,031 | Form 4 |
| 2025-01-06 | COMP | Withheld for tax | 15,412 | 359,067 | Form 4 |
| 2025-01-06 | COMP | Option exercise | 27,482 | 27,483 | Form 4 |
| 2025-01-06 | COMP | Option exercise | 27,482 | 374,479 | 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.