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Acm Research shares owned by Wellington Management Company

Quarter-by-quarter ownership of Acm Research (ACMR) shares owned by Wellington Management Company from 13F filings

Historical chart of Wellington Management Company investment in Acm Research

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All positions including Acm Research held by Wellington Management Company consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Acm Research by Wellington Management Company

Quarter filed Position value Share count Share price at filing
2026-06-30 $22M 175k 126.89
2021-09-30 $2.8M 26k 110.01
2021-06-30 $39M 382k 102.22
2021-03-31 $52M 637k 80.79
2020-12-31 $18M 227k 81.25
2020-09-30 $15M 217k 69.10
2020-06-30 $26M 419k 62.36
2020-03-31 $498k 17k 29.66