Vollmer John C.
SEC CIK 1723342 · EDGAR
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| AMTM | Amentum Holdings, Inc. | Dir | 429.8K | — | — | 4 | 2024-12-17 | 2026-02-06 |
Most active insiders at AMTM, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | St. Mary Michele T | CLO, GC | — | — |
| 2 | Burton Darren | CHRO | — | — |
| 3 | Bruning Jill L | CTO | — | — |
| 4 | Mullen Sean Thomas | Chief Growth Off | — | — |
| 5 | Arnette Stephen A | COO | — | — |
| 6 | Brooks Vincent K | Dir | — | — |
| 7 | Johnson Travis Barton | CFO | — | — |
| 8 | Loughran Barbara | Dir | — | — |
| 9 | Vollmer John C. | Dir | — | — |
| 10 | IRELAND SUSAN LESLIE | Dir | — | — |
Transactions 4
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-02-10 | 2026-02-06 | AMTM | Amentum Holdings, Inc. | Vollmer John C. | Dir | A - Grant | $0.00 | +5,062 | 429.8K | +1% | $0 |
| D | 2026-02-10 | 2026-02-06 | AMTM | Amentum Holdings, Inc. | Vollmer John C. | Dir | M - OptEx | — | +11.6K | 424.8K | +3% | — |
| D | 2025-03-07 | 2025-03-05 | AMTM | Amentum Holdings, Inc. | Vollmer John C. | Dir | M - OptEx | — | +3,447 | 394.8K | +0.9% | — |
| D | 2025-03-07 | 2024-12-17 | AMTM | Amentum Holdings, Inc. | Vollmer John C. | Dir | J - Other | — | +391.3K | 391.3K | New | — |
Purchase Sale Sale after option exercise All abbreviations