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Amentum Holdings shares owned by Oppenheimer & Co

Quarter-by-quarter ownership of Amentum Holdings (AMTM) shares owned by Oppenheimer & Co from 13F filings

Historical chart of Oppenheimer & Co investment in Amentum Holdings

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All positions including Amentum Holdings held by Oppenheimer & Co consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Amentum Holdings by Oppenheimer & Co

Quarter filed Position value Share count Share price at filing
2026-03-31 $4.4M 169k 26.08
2025-09-30 $1.8M 76k 23.95
2025-06-30 $216k 9.2k 23.61
2024-12-31 $223k 11k 21.03
2024-09-30 $1.5M 46k 32.25