- Type / Class
- Equity / Common Stock
- Shares outstanding
- 243,042,143
- Total 13F shares
- 99,712,565
- Share change
- +90,686,234
- Total reported value
- $3,204,357,186
- Put/Call ratio
- 19%
- Price per share
- $32.25
- Number of holders
- 480
- Value change
- +$2,913,258,016
- Number of buys
- 476
Quarterly Holders Quick Answers
What is CUSIP 023939101?
CUSIP 023939101 identifies AMTM - Amentum Holdings, Inc. - Common Stock in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
- Newer quarter: Q4 2024
Recent filing periods for CUSIP 023939101:
Top shareholders of AMTM - Amentum Holdings, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.
Institutional Holders of Amentum Holdings, Inc. - Common Stock (AMTM) as of Q3 2024
As of 30 Sep 2024,
Amentum Holdings, Inc. - Common Stock (AMTM) was held by
480 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
99,712,565 shares.
The largest 10 holders included
VANGUARD GROUP INC, BlackRock, Inc., Invesco Ltd., STATE STREET CORP, PRIMECAP MANAGEMENT CO/CA/, BARROW HANLEY MEWHINNEY & STRAUSS LLC, GEODE CAPITAL MANAGEMENT, LLC, Boston Partners, Ruane, Cunniff & Goldfarb L.P., and Allspring Global Investments Holdings, LLC.
This page lists
483
institutional shareholders reporting positions in this security
for the Q3 2024 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2024 vs Q4 2025 Across Filers
Q4 2025 holders
477
Q3 2024 holders
480
Holder diff
3
| Investor | Q4 2025 Shares | Q3 2024 Shares | Share Diff | Share Chg % | Q4 2025 Value $ | Q3 2024 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.