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Lam Research shares owned by Main Street Research

Quarter-by-quarter ownership of Lam Research (LRCX) shares owned by Main Street Research from 13F filings

Historical chart of Main Street Research investment in Lam Research

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All positions including Lam Research held by Main Street Research consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Lam Research by Main Street Research

Quarter filed Position value Share count Share price at filing
2025-12-31 $261k 1.5k 171.44