ACM RESEARCH INC-CLASS A (ACMR) Stock Ownership

NASDAQ:ACMR • US00108J1097

Current stock price

47.88 USD
-0.19 (-0.4%)
Last:

ACMR Ownership information

ACMR Ownership Chart.ACMR Ownership Chart: showing Insider, Institutional ownership and shares available to the public.ACMR Ownership.InsiderInstitutionalPublic



Shares Outstanding65.73M
Float52.38M
Float Short Interest Percentage6.12%
Owners (insider)4.33%
Owners (institutional)78.44%
Owners (insider) change-19.43%
Owners (institutional) change0.05%
ACMR Institutional Ownership HistoryACMR Institutional Ownership HistoryACMR Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 Mar 2026 10M 20M 30M 40M
ACMR Historical Insider Transactions ChartACMR Historical Insider Buy and Sell Transactions ChartACMR Historical Insider Transactions May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 Apr 2026 0 200K -200K -400K -600K
DateNameTypeSharesPriceAmount
Mar 12, 2026McKechnie MarkOption Excercise9855116.08$ 1,584,758.99
Mar 12, 2026McKechnie MarkOpen Market Sale9855145.58$ 4,491,951.58
Mar 11, 2026Wang David HOption Excercise1100001.00$ 110,000.00
Mar 11, 2026Wang David HOpen Market Sale11000046.86$ 5,154,404.79
Mar 10, 2026Liu TracyOption Excercise600001.00$ 60,000.00
Mar 10, 2026Liu TracyOpen Market Sale6000047.51$ 2,850,781.80
Mar 9, 2026Dun HaipingOption Excercise50005.60$ 28,000.00
Mar 9, 2026Dun HaipingOpen Market Sale500043.47$ 217,363.00
Mar 5, 2026Pappis Charles COption Excercise500029.18$ 145,900.00
Mar 5, 2026Pappis Charles COpen Market Sale500050.09$ 250,450.00
Mar 5, 2026Feng LisaOption Excercise300004.55$ 136,500.00
Mar 5, 2026Feng LisaOpen Market Sale3000048.04$ 1,441,290.50
Dec 4, 2025McKechnie MarkOption Excercise3125019.60$ 612,437.50
Dec 4, 2025McKechnie MarkOpen Market Sale3125034.93$ 1,091,506.96
Dec 3, 2025Wang David HOption Excercise1300001.00$ 130,000.00
Dec 3, 2025Wang David HOpen Market Sale13000033.55$ 4,361,476.70
Dec 2, 2025Chen FupingOption Excercise1200001.77$ 212,400.00
Dec 2, 2025Chen FupingOpen Market Sale12000033.18$ 3,981,156.00
Nov 12, 2025Dun HaipingOther Disposition7550900.00$ 0.00
Nov 12, 2025Feng LisaOption Excercise300005.60$ 168,000.00
Nov 12, 2025Feng LisaOpen Market Sale3000033.27$ 997,950.00
Sep 18, 2025Wang JianOption Excercise300005.60$ 168,000.00
Sep 18, 2025Wang JianOpen Market Sale3000035.00$ 1,050,000.00
Sep 18, 2025Cheav SothearaOption Excercise1000013.89$ 138,900.00
Sep 18, 2025Cheav SothearaOpen Market Sale1000035.00$ 350,000.00
Sep 17, 2025Liu TracyOption Excercise150001.00$ 15,000.00
Sep 17, 2025Liu TracyOpen Market Sale1500033.00$ 495,000.00
Sep 3, 2025Wang David HOption Excercise1300001.00$ 130,000.00
Sep 3, 2025Wang David HOpen Market Sale13000026.61$ 3,459,786.94
Aug 22, 2025Cheav SothearaOption Excercise1115213.89$ 154,901.28
Aug 22, 2025Cheav SothearaOpen Market Sale1115230.00$ 334,560.00
Aug 22, 2025Wang JianOption Excercise600005.60$ 336,000.00
Aug 22, 2025Wang JianOpen Market Sale6000031.00$ 1,860,000.00
Jul 15, 2025Liu TracyOption Excercise150001.00$ 15,000.00
Jul 15, 2025Liu TracyOpen Market Sale1500030.00$ 450,000.00
Jul 7, 2025Feng LisaOption Excercise150005.60$ 84,000.00
Jul 7, 2025Feng LisaOpen Market Sale1500028.00$ 420,000.00
Jun 24, 2025Feng LisaOption Excercise150005.60$ 84,000.00
Jun 24, 2025Feng LisaOpen Market Sale1500026.00$ 390,000.00
May 21, 2025Wang David HOpen Market Sale13000023.15$ 3,009,803.52
May 21, 2025Wang David HOption Excercise1300001.00$ 130,000.00
May 14, 2025McKechnie MarkOption Excercise150005.60$ 84,000.00
May 14, 2025McKechnie MarkOpen Market Sale1500025.22$ 378,300.00