Shinn John
Officer · RMBS
As of 2026-09-16, Shinn John has 18 Form 4 transactions on record across 1 company — 10 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.
Pattern in the record: open-market sales filed in March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $1.7M
- Indirect $0
| RMBS | direct | 21,112 sh | $1.7M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-05-22 | RMBS | Sale | 1,000 @ $143.63 | $144K | −4.5% of holding | 21,112 | Form 4 |
| 2026-03-10 | RMBS | Sale | 4,356 @ $88.64 | $386K | −18.9% of holding | 18,667 | Form 4 |
| 2026-03-10 | RMBS | Sale | 200 @ $89.55 | $18K | −1.1% of holding | 18,467 | Form 4 |
| 2026-03-03 | RMBS | Sale | 2,254 @ $92.77 | $209K | −8.2% of holding | 25,326 | Form 4 |
| 2026-03-03 | RMBS | Sale | 1,603 @ $94.07 | $151K | −6.3% of holding | 23,723 | Form 4 |
| 2026-03-03 | RMBS | Sale | 700 @ $94.89 | $66K | −3.0% of holding | 23,023 | Form 4 |
| 2025-08-04 | RMBS | Sale | 790 @ $74.61 | $59K | −3.8% of holding | 20,188 | Form 4 |
| 2025-03-21 | RMBS | Sale | 7,632 @ $55.73 | $425K | −36.7% of holding | 13,190 | Form 4 |
| 2025-03-14 | RMBS | Sale | 7,633 @ $52.98 | $404K | −26.8% of holding | 20,822 | Form 4 |
| 2024-12-12 | RMBS | Sale | 2,462 @ $58.13 | $143K | −10.7% of holding | 20,628 | Form 4 |
8 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-04-01 | RMBS | Withheld for tax | 1,913 | 22,112 | Form 4 |
| 2026-04-01 | RMBS | Award / grant | 5,558 | 24,025 | Form 4 |
| 2026-02-01 | RMBS | Withheld for tax | 9,884 | 27,580 | Form 4 |
| 2026-02-01 | RMBS | Award / grant | 17,276 | 37,464 | Form 4 |
| 2025-04-01 | RMBS | Withheld for tax | 817 | 20,978 | Form 4 |
| 2025-04-01 | RMBS | Award / grant | 8,605 | 21,795 | Form 4 |
| 2025-02-01 | RMBS | Withheld for tax | 10,950 | 28,455 | Form 4 |
| 2025-02-01 | RMBS | Award / grant | 18,777 | 39,405 | 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.