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Mesa Laboratories shares owned by Vanguard Portfolio Management

Quarter-by-quarter ownership of Mesa Laboratories (MLAB) shares owned by Vanguard Portfolio Management from 13F filings

Historical chart of Vanguard Portfolio Management investment in Mesa Laboratories

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All positions including Mesa Laboratories held by Vanguard Portfolio Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Mesa Laboratories by Vanguard Portfolio Management

Quarter filed Position value Share count Share price at filing
2026-03-31 $4.6M 53k 88.42