CIK 0002011286 · Large accelerated filer
Amentum Holdings, Inc.
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- AMTM
- Exchange
- NYSE
- Industry
- Services-Business Services, NEC
- FY end
- Oct 2
- Incorporated
- DE
- Entity type
- operating
- EIN
- 990622272
- Phone
- 7035790410
- Business address
- 4800 WESTFIELDS BOULEVARD, SUITE 400, CHANTILLY, VA, 20151
- Former names
- Amazon Holdco Inc.
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-11-16 | Arnette Stephen A Chief Operating Officer | Option exercise | +4,596 | 47,185 | ||
| 2025-11-16 | Arnette Stephen A Chief Operating Officer | Shares withheld for taxes | −1,120 | $22.07 | $25K | 46,065 |
| 2025-11-16 | Arnette Stephen A Chief Operating Officer | Option exercise · Restricted Stock Units | −5,053 | 5,053 | ||
| 2025-11-16 | Arnette Stephen A Chief Operating Officer | Option exercise · Restricted Stock Units | −3,681 | 0 | ||
| 2025-11-16 | Arnette Stephen A Chief Operating Officer | Option exercise · Restricted Stock Units | −4,596 | 0 | ||
| 2025-11-15 | Arnette Stephen A Chief Operating Officer | Option exercise | +5,758 | 37,386 | ||
| 2025-11-15 | Arnette Stephen A Chief Operating Officer | Shares withheld for taxes | −1,403 | $22.07 | $31K | 35,983 |
| 2025-11-15 | Arnette Stephen A Chief Operating Officer | Option exercise · Restricted Stock Units | −5,758 | 11,515 | ||
| 2025-11-06 | Johnson Travis Barton Chief Financial Officer | Option exercise | +12,097 | 12,097 | ||
| 2025-11-06 | Johnson Travis Barton Chief Financial Officer | Shares withheld for taxes | −3,642 | $21.79 | $79K | 8,455 |
| 2025-11-06 | Johnson Travis Barton Chief Financial Officer | Option exercise · Restricted Stock Units | −12,097 | 24,194 | ||
| 2025-11-06 | Bruning Jill L Chief Technology Officer | Option exercise | +4,838 | 4,838 | ||
| 2025-11-06 | Bruning Jill L Chief Technology Officer | Shares withheld for taxes | −1,457 | $21.79 | $32K | 3,381 |
| 2025-11-06 | Bruning Jill L Chief Technology Officer | Option exercise · Restricted Stock Units | −4,838 | 9,678 | ||
| 2025-11-06 | Heller John E. Chief Executive Officer | Option exercise | +39,617 | 131,411 | ||
| 2025-11-06 | Heller John E. Chief Executive Officer | Shares withheld for taxes | −17,868 | $21.79 | $389K | 113,543 |
| 2025-11-06 | Heller John E. Chief Executive Officer | Option exercise · Restricted Stock Units | −39,617 | 79,236 | ||
| 2025-11-06 | Mullen Sean Thomas Chief Growth Officer | Option exercise | +4,838 | 4,838 | ||
| 2025-11-06 | Mullen Sean Thomas Chief Growth Officer | Shares withheld for taxes | −1,621 | $21.79 | $35K | 3,217 |
| 2025-11-06 | Mullen Sean Thomas Chief Growth Officer | Option exercise · Restricted Stock Units | −4,838 | 9,678 |
Page 5 of 9 · 180 trades