Prices via Intrinio. Supplier and customer ties are extracted from SEC filings and carry the sentence they came from. Not investment advice.
Prices via Intrinio. Supplier and customer ties are extracted from SEC filings and carry the sentence they came from. Not investment advice.
Amentum Holdings, Inc.
Price, suppliers and customers from SEC filings, institutional ownership and the next report.
NYSE · Services-Business Services, NEC
No intraday reading yet this session.
AMTM (Amentum Holdings, Inc.) has 0 disclosed suppliers and 17 disclosed customers, strongest disclosure first.
Customers:
Select a tie for the filing sentence that discloses it; select again to open the company. Lines are disclosed suppliers and customers, coloured by industry; the closer to the centre, the more the filings disclose. A dot is green or red by today’s move, and a bundle sits past the rings until you open it. Extended: satellites hang off single companies, not bundled sectors.
463 institutional managers report a position in Amentum Holdings, Inc. worth $4.6B between them, filed on form 13F for the quarter ending 2026-06-30. 26 of them hold 80% of it, the largest being American Securities LLC at 20.29%.
438 more managers in the register
26 managers hold 80% of the $4.6B institutional base. The other 437 hold the rest.
Positions as filed with the SEC for the quarter ended Jun 30. A 13F is due 45 days after the quarter closes, so this register is 78 days old and does not move with the price above it.
via American Securities LLC, Point72 Asset Management, L.P. · 20.29% of AMTM, 63.85% of MWH
via Primecap Management Co, Voya Investment Management LLC, Norges Bank +2 more · 5.54% of AMTM, 6.64% of FLEX
via Primecap Management Co, VAN ECK Associates Corp, Norges Bank +2 more · 5.54% of AMTM, 5.43% of BAH
via Primecap Management Co, VAN ECK Associates Corp, Norges Bank +2 more · 5.54% of AMTM, 8.47% of MKTX
via Primecap Management Co, Frontier Capital Management Co LLC, Royce & Associates LP · 5.54% of AMTM, 12.62% of INDI
via Primecap Management Co, Norges Bank, Qube Research & Technologies Ltd +2 more · 5.54% of AMTM, 7.42% of ACM
Managers holding a meaningful stake in AMTM also hold this much of the other company’s institutional base. Managers who hold most of the companies we cover are excluded, because their overlap says nothing about this one in particular. This is how the two are held, not evidence that one moves the other.