Amentum Holdings, Inc. (AMTM)

NYSE · Services-Business Services, NEC · Inc. DE

What they're doing

Between 2026-08-05 and 2026-11-03, public records show 47 signals for Amentum Holdings, Inc.. Most notable: 2026-09-25: Federal obligations of $167.9M in 30 days, 31029.9x the prior-year pace; 2026-09-26: Federal obligations of $242.4M in 30 days, 2545.6x the prior-year pace; 2026-09-29: Federal obligations of $282.2M in 30 days, 146.6x the prior-year pace. Federal contract obligations over the last 24 months total $974,051,922. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.

Generated 2026-11-03 from public records.

Signals, last 12 months

  1. Surge in federal contracts
    Federal obligations of $289.7M in 30 days, 4.8x the prior-year pace
  2. Federal contract award
    Won $113.2M federal contract action from Department of Energy
  3. Federal contract award
    Won $83.2M federal contract action from Department of Energy
  4. Surge in federal contracts
    Federal obligations of $168.9M in 30 days, 3.6x the prior-year pace
  5. Surge in federal contracts
    Federal obligations of $441.6M in 30 days, 17.6x the prior-year pace
  6. Federal contract award
    Won $63.3M federal contract action from Department of Energy
  7. Surge in federal contracts
    Federal obligations of $489.4M in 30 days, 23.1x the prior-year pace
  8. Surge in federal contracts
    Federal obligations of $526.3M in 30 days, 29.1x the prior-year pace
  9. Surge in federal contracts
    Federal obligations of $526.3M in 30 days, 29.2x the prior-year pace
  10. Surge in federal contracts
    Federal obligations of $559.4M in 30 days, 36.5x the prior-year pace
  11. Surge in federal contracts
    Federal obligations of $574.8M in 30 days, 40.9x the prior-year pace
  12. Surge in federal contracts
    Federal obligations of $607.3M in 30 days, 57.8x the prior-year pace
  13. Surge in federal contracts
    Federal obligations of $626.7M in 30 days, 70.4x the prior-year pace
  14. Federal contract award
    Won $10.5M federal contract action from National Aeronautics and Space Administration
  15. Surge in federal contracts
    Federal obligations of $684.3M in 30 days, 164.3x the prior-year pace
  16. Surge in federal contracts
    Federal obligations of $690.3M in 30 days, 188.5x the prior-year pace
  17. Surge in federal contracts
    Federal obligations of $699.9M in 30 days, 244.5x the prior-year pace
  18. Surge in federal contracts
    Federal obligations of $700.1M in 30 days, 245.8x the prior-year pace
  19. Surge in federal contracts
    Federal obligations of $698.4M in 30 days, 245.4x the prior-year pace
  20. Surge in federal contracts
    Federal obligations of $698.4M in 30 days, 245.4x the prior-year pace
  21. Surge in federal contracts
    Federal obligations of $642.8M in 30 days, 226.9x the prior-year pace
  22. Surge in federal contracts
    Federal obligations of $642.8M in 30 days, 226.9x the prior-year pace
  23. Material 8-K filing
    Filed 8-K disclosing director or officer change
  24. Surge in federal contracts
    Federal obligations of $653.5M in 30 days, 335.5x the prior-year pace
  25. Surge in federal contracts
    Federal obligations of $281.9M in 30 days, 145.0x the prior-year pace
  26. Federal contract award
    Won $43.8M federal contract action from Department of Homeland Security
  27. Surge in federal contracts
    Federal obligations of $282.2M in 30 days, 146.6x the prior-year pace
  28. Federal contract award
    Won $96.7M federal contract action from Department of Energy
  29. Federal contract award
    Won $204.7M federal contract action from Department of Homeland Security
  30. Federal contract award
    Won $23.6M federal contract action from Department of State
  31. Federal contract award
    Won $12.7M federal contract action from Department of State
  32. Federal contract award
    Won $11.4M federal contract action from Department of State
  33. Surge in federal contracts
    Federal obligations of $242.4M in 30 days, 2545.6x the prior-year pace
  34. Surge in federal contracts
    Federal obligations of $167.9M in 30 days, 31029.9x the prior-year pace
  35. Federal contract award
    Won $30.9M federal contract action from Department of Energy
  36. Federal contract award
    Won $16.2M federal contract action from Department of Homeland Security
  37. Federal contract award
    Won $22.2M federal contract action from Department of Energy
  38. Federal contract award
    Won $13.1M federal contract action from General Services Administration
  39. Federal contract award
    Won $32.9M federal contract action from Department of Justice
  40. Federal contract award
    Won $12.6M federal contract action from National Aeronautics and Space Administration
  41. Federal contract award
    Won $35.8M federal contract action from National Aeronautics and Space Administration
  42. Federal contract award
    Won $18.2M federal contract action from Department of State
  43. Federal contract award
    Won $14.0M federal contract action from Department of State
  44. Federal contract award
    Won $13.6M federal contract action from Department of Homeland Security
  45. Federal contract award
    Won $11.9M federal contract action from General Services Administration
  46. Federal contract award
    Won $13.4M federal contract action from Department of Justice
  47. Federal contract award
    Won $15.1M federal contract action from National Aeronautics and Space Administration
  48. Material 8-K filing
    Filed 8-K disclosing material agreement

Insider transactions

DateInsiderRoleCodeSharesPriceValue
2026-08-14Thompson Christopher M.T.directorG4,2500$0
2026-05-06Heller John E.directorM18,145——
2026-05-06Heller John E.directorF8,18424.89$203,700
2026-05-06Mullen Sean ThomasofficerF2,76224.89$68,746
2026-05-06Mullen Sean ThomasofficerM9,072——
2026-05-06Johnson Travis BartonofficerF4,09724.89$101,974
2026-05-06Johnson Travis BartonofficerM13,609——
2026-05-06Bruning Jill LofficerM9,072——
2026-05-06Bruning Jill LofficerF2,73124.89$67,975
2026-05-06Arnette Stephen AofficerM13,609——
2026-05-06Arnette Stephen AofficerF3,31424.89$82,485
2026-05-06Heller John E.directorM18,145——
2026-05-06Heller John E.directorF8,18424.89$203,700
2026-05-06Mullen Sean ThomasofficerM9,072——
2026-05-06Mullen Sean ThomasofficerF2,76224.89$68,746
2026-05-06Johnson Travis BartonofficerM13,609——
2026-05-06Johnson Travis BartonofficerF4,09724.89$101,974
2026-05-06Bruning Jill LofficerM9,072——
2026-05-06Bruning Jill LofficerF2,73124.89$67,975
2026-05-06Arnette Stephen AofficerM13,609——
2026-05-06Arnette Stephen AofficerF3,31424.89$82,485
2026-03-04Bruning Jill LofficerG30,0000$0
2026-03-04Bruning Jill LofficerG30,0000$0
2026-03-02Arnette Stephen AofficerF75030.7$23,025
2026-03-02Arnette Stephen AofficerM2,808——
2026-03-02Arnette Stephen AofficerM2,808——
2026-03-02Arnette Stephen AofficerF75030.7$23,025
2026-02-17St. Mary Michele TofficerM7,080——
2026-02-17St. Mary Michele TofficerF2,30830.05$69,355
2026-02-17St. Mary Michele TofficerM7,080——
2026-02-17St. Mary Michele TofficerF2,30830.05$69,355
2026-02-06EBERHART RALPH EdirectorM11,564——
2026-02-06IRELAND SUSAN LESLIEdirectorA5,0620$0
2026-02-06Rowland Sandra E.directorM11,564——
2026-02-06Rowland Sandra E.directorA5,0620$0
2026-02-06Brooks Vincent KdirectorA5,0620$0
2026-02-06Brooks Vincent KdirectorM11,564——
2026-02-06EBERHART RALPH EdirectorA5,0620$0
2026-02-06Loughran BarbaradirectorA5,0620$0
2026-02-06Thompson Christopher M.T.directorA5,0620$0
2026-02-06Vollmer John C.directorA5,0620$0
2026-02-06Vollmer John C.directorM11,564——
2026-02-06IRELAND SUSAN LESLIEdirectorA5,0620$0
2026-02-06Rowland Sandra E.directorM11,564——
2026-02-06Rowland Sandra E.directorA5,0620$0
2026-02-06Brooks Vincent KdirectorM11,564——
2026-02-06Brooks Vincent KdirectorA5,0620$0
2026-02-06EBERHART RALPH EdirectorM11,564——
2026-02-06EBERHART RALPH EdirectorA5,0620$0
2026-02-06Loughran BarbaradirectorA5,0620$0

Federal contracts

24-month federal obligations: $974,051,922

2026-08: $-332,8202026-09: $684,899,5022026-10: $289,485,240
  • 2026-09-28 $204,700,000 · Department of Homeland Security · THE PURPOSE OF THIS CONTRACT IS TO PROVIDE DETENTION, TRANSPORTATION AND MEDICAL SERVICES AT THE CAMP EAST MONTANA TEMPO
  • 2026-10-30 $113,181,681 · Department of Energy · THE PURPOSE OF THIS MODIFICATION IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $113,181,680.81 THEREBY INCREASING TOTAL
  • 2026-09-29 $96,739,620 · Department of Energy · HANFORD CENTRAL PLATEAU CLEANUP CONTRACT - TASK ORDER 7 - END STATES & BASE OPS. THE PURPOSE OF THIS MODIFICATION IS TO
  • 2026-10-29 $83,219,200 · Department of Energy · IDAHO CLEANUP PROJECT (ICP) END STATE CONTRACT THE PURPOSE OF THIS MODIFICATION IS TO OBLIGATE FUNDING TO TASK ORDER 3.2
  • 2026-10-27 $63,329,691 · Department of Energy · PORTSMOUTH (PORTS) DECONTAMINATION & DECOMMISSIONING (D&D) - ADD INCREMENTAL FUNDING TO CONTRACT LINE ITEM NUMBERS 1, 2,
  • 2026-09-30 $43,811,423 · Department of Homeland Security · AIRCRAFT MAINTENANCE AND LOGISTICS SUPPORT SERVICES - EXERCISING OF OPTION YEAR 5 AND ISSUANCE OF OPTION YEAR INCREMENTA
  • 2026-09-18 $35,774,648 · National Aeronautics and Space Administration · CENTER MAINTENANCE, OPERATION AND ENGINEERING II (CMOE-II) SUPPORT SERVICES.
  • 2026-09-22 $32,863,799 · Department of Justice · SCOR 12- CMAS
  • 2026-09-25 $30,855,466 · Department of Energy · PORTSMOUTH (PORTS) DECONTAMINATION & DECOMMISSIONING (D&D) - ADD INCREMENTAL FUNDING TO CONTRACT LINE ITEM NUMBERS 1 AND
  • 2026-09-28 $23,648,346 · Department of State · OMSS AT EMBASSY BAGHDAD-- EXTENDED SERVICES. THE TASK ORDER PROVIDES OPERATIONS AND MAINTENANCE SERVICES AT THE U.S. EM

Lobbying

No federal lobbying filings on record for this client mapping.

Public attention

No Wikipedia pageview data linked to this company.

Recent filings