Amentum Holdings Inc

AMTMNASDAQ · US

Holders

DISCLOSEDQuarterly
Soros Fund Management
Amentum Holdings Inc · NASDAQ
118,276 sh · $2.4M
Filed 30 Jun 2026SEC 13Fview source
DISCLOSEDQuarterly
Ruane Cunniff
Amentum Holdings Inc · NASDAQ
537,213 sh · $11.1M
Filed 30 Jun 2026SEC 13Fview source
DISCLOSEDQuarterly
Bridgewater Associates
Amentum Holdings Inc · NASDAQ
17,052 sh · $444.7K
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Ruane Cunniff
Amentum Holdings Inc · NASDAQ
1,622,982 sh · $42.3M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Soros Fund Management
Amentum Holdings Inc · NASDAQ
107,606 sh · $2.8M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Two Sigma Investments
Amentum Holdings Inc · NASDAQ
928,077 sh · $24.2M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDStale
Soros Fund Management
Amentum Holdings Inc · NASDAQ
109,303 sh · $3.2M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Ruane Cunniff
Amentum Holdings Inc · NASDAQ
2,394,129 sh · $69.4M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Ruane Cunniff
Amentum Holdings Inc · NASDAQ
2,423,748 sh · $58.0M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Ruane Cunniff
Amentum Holdings Inc · NASDAQ
2,441,743 sh · $57.6M
Filed 30 Jun 2025SEC 13Fview source