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Owens Corning shares owned by John Boyer

Quarter-by-quarter ownership of Owens Corning (OC) shares owned by John Boyer from 13F filings

Historical chart of John Boyer investment in Owens Corning

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All positions including Owens Corning held by John Boyer consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Owens Corning by John Boyer

Quarter filed Position value Share count Share price at filing
2026-09-30 $104k 889 116.75