What Amentum Holdings, Inc.'s executives and directors are doing with their own shares, from SEC Form 3/4/5 filings — separating what the filings state (awards, withholding, disclosed plans) from what only the pattern of dates shows.
| 3 months | 12 months | |
|---|---|---|
| Open-market buys | 0 | 0 |
| Sells | 0 | 0 |
| Total trades | 1 | 58 |
| 3 months | 12 months | |
|---|---|---|
| Acquired | 0 | 629,592 |
| Disposed | 4,250 | 133,159 |
| Net activity | −4,250 | +496,433 |
View rich charts and dive into the patterns of specific insiders — who is accumulating, who is winding down, and which sale explanations the filings actually support.
| Insider | Relation | Date | Transaction | Shares | Price | Value | Shares held |
|---|---|---|---|---|---|---|---|
| Thompson Christopher M.t. | Director | Aug 14 | Gift · G | −4,250 | — | — | 5,750 |
| Arnette Stephen A | Chief Operating Officer | May 06 | Withheld — tax / exercise cost · F | −3,314 | $24.89 | −$82.5K | 106,652 |
| Arnette Stephen A | Chief Operating Officer | May 06 | Exercise / conversion · M | +13,609 | — | — | 109,966 |
| Bruning Jill L | Chief Technology Officer | May 06 | Withheld — tax / exercise cost · F | −2,731 | $24.89 | −$68K | 197,457 |
| Bruning Jill L | Chief Technology Officer | May 06 | Exercise / conversion · M | +9,072 | — | — | 200,188 |
| Johnson Travis Barton | Chief Financial Officer | May 06 | Withheld — tax / exercise cost · F | −4,097 | $24.89 | −$102K | 118,187 |
| Johnson Travis Barton | Chief Financial Officer | May 06 | Exercise / conversion · M | +13,609 | — | — | 122,284 |
| Mullen Sean Thomas | Chief Growth Officer | May 06 | Withheld — tax / exercise cost · F | −2,762 | $24.89 | −$68.7K | 32,448 |
| Mullen Sean Thomas | Chief Growth Officer | May 06 | Exercise / conversion · M | +9,072 | — | — | 35,210 |
| Heller John E. | Chief Executive Officer | May 06 | Withheld — tax / exercise cost · F | −8,184 | $24.89 | −$204K | 376,019 |
| Heller John E. | Chief Executive Officer | May 06 | Exercise / conversion · M | +18,145 | — | — | 384,203 |
| Bruning Jill L | Chief Technology Officer | Mar 04 | Gift · G | −30,000 | — | — | 190,999 |
| Arnette Stephen A | Chief Operating Officer | Mar 02 | Withheld — tax / exercise cost · F | −750 | $30.70 | −$23K | 96,357 |
| Arnette Stephen A | Chief Operating Officer | Mar 02 | Exercise / conversion · M | +2,808 | — | — | 97,107 |
| St. Mary Michele T | Chief Legal Officer & GC | Feb 17 | Withheld — tax / exercise cost · F | −2,308 | $30.05 | −$69.4K | 27,043 |
| St. Mary Michele T | Chief Legal Officer & GC | Feb 17 | Exercise / conversion · M | +7,080 | — | — | 29,351 |
| Loughran Barbara | Director | Feb 06 | Grant / award · A | +5,062 | — | — | 9,662 |
| Eberhart Ralph E | Director | Feb 06 | Grant / award · A | +5,062 | — | — | 48,120 |
| Eberhart Ralph E | Director | Feb 06 | Exercise / conversion · M | +11,564 | — | — | 43,058 |
| Brooks Vincent K | Director | Feb 06 | Grant / award · A | +5,062 | — | — | 27,462 |
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