Stephen A. Arnette
Chief Operating Officer · Amentum Holdings, Inc.
Individual
- 2024
- May 7, 2026
- 7
Filings (90d)
Other insiders active in the same sector
No other insider has filed at Stephen A. Arnette's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Shyam Sankar - $102.03M in PLTR purchases and sales in the last 12 months
- KENNEDY LEWIS MANAGEMENT LP - $101.50M in KODK purchases and sales in the last 12 months
- Kennedy Lewis Investment Holdings II LLC - $101.50M in KODK purchases and sales in the last 12 months
- Alfred Lin - $100.28M in DASH purchases and sales in the last 12 months
- Jennifer L. Wong - $98.45M in RDDT purchases and sales in the last 12 months
- Liberty 77 Capital L.P. - $97.70M in SATL purchases and sales in the last 12 months
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Frequently asked questions
Who is Stephen A. Arnette?
Stephen A. Arnette is a corporate insider, tracked as Chief Operating Officer of Amentum Holdings, Inc. (AMTM). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Stephen A. Arnette last file a Form 4?
The most recent primary Form 4 on record is dated 7 May 2026, one of 7 filings going back to 2024.
