Amentum Holdings, Inc.
AMTM- Exchange
- NYSE
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0002011286
No open-market purchases or sales by Amentum Holdings, Inc. insiders were filed in the last 90 days; 464 institutions reported holding it in 13F filings for Q2 2026, worth $4.34B in total; Soros Fund Management is the only superinvestor holding it.
Politicians who traded AMTM
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 5
- Filings
- 2
- Politicians
- 2
- Buys / sells
- 0 / 1
- Estimated volume
- $40.0K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 William R. Keating House · MA | 1 | 0 / 1 | $8.00K | Oct 31, 2024 | Nov 6, 2024 |
 Thomas H. Kean, Jr. House · NJ | 4 | 0 / 0 | $32.0K | Sep 30, 2024 | Oct 15, 2024 |
Trades
Reported trades in Amentum Holdings, Inc., newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
William R. Keating House · MA | AMTMAmentum Holdings, Inc. Common Stock | Sell | Self | Oct 31, 2024 | Nov 6, 2024 | 6 days | $1K-$15K | Filing |
Thomas H. Kean, Jr. House · NJ | AMTMAmentum Holdings, Inc. Common Stock | Exchange | Self | Sep 30, 2024 | Oct 15, 2024 | 15 days | $1K-$15K | Filing |
Thomas H. Kean, Jr. House · NJ | AMTMAmentum Holdings, Inc. Common Stock | Exchange | Self | Sep 30, 2024 | Oct 15, 2024 | 15 days | $1K-$15K | Filing |
Thomas H. Kean, Jr. House · NJ | AMTMAmentum Holdings, Inc. Common Stock | Exchange | Self | Sep 30, 2024 | Oct 15, 2024 | 15 days | $1K-$15K | Filing |
Thomas H. Kean, Jr. House · NJ | AMTMAmentum Holdings, Inc. Common Stock | Exchange | Self | Sep 30, 2024 | Oct 15, 2024 | 15 days | $1K-$15K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.