Masters Charles
Officer · ATMU
As of 2026-09-16, Masters Charles has 10 Form 4 transactions on record across 1 company — 6 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 $1.9M
- Indirect $0
| ATMU | direct | 43,579 sh | $1.9M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-06-01 | ATMU | Sale | 2,890 @ $45.25 | $131K | −6.2% of holding | 43,579 | Form 4 |
9 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-04-01 | ATMU | Award / grant | 4,130 | 46,469 | Form 4 |
| 2026-02-27 | ATMU | Withheld for tax | 9,046 | 44,470 | Form 4 |
| 2026-02-27 | ATMU | Withheld for tax | 2,131 | 42,339 | Form 4 |
| 2026-02-13 | ATMU | Award / grant | 21,152 | 53,516 | Form 4 |
| 2025-10-03 | ATMU | Withheld for tax | 28 | 32,364 | Form 4 |
| 2025-04-01 | ATMU | Award / grant | 4,402 | 32,392 | Form 4 |
| 2025-03-03 | ATMU | Withheld for tax | 736 | 28,560 | Form 4 |
| 2025-03-03 | ATMU | Withheld for tax | 570 | 27,990 | Form 4 |
| 2025-02-17 | ATMU | Award / grant | 2,252 | 29,296 | 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.