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Graham Corporation shares owned by Peak6

Quarter-by-quarter ownership of Graham Corporation (GHM) shares owned by Peak6 from 13F filings

Historical chart of Peak6 investment in Graham Corporation

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All positions including Graham Corporation held by Peak6 consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Graham Corporation by Peak6

Quarter filed Position value Share count Share price at filing
2026-06-30 $5.0M 40k 123.79