{"transactions":[{"id":1389031,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-09T01:30:56.000Z","date":"2024-10-08","kind":"sale","planned":true,"acquired":false,"shares":90396,"price":21.13,"value":1910067.48,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.53 to $21.51, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":2338510,"source":{"system":"sec-edgar","filing":"0001140361-24-043180","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124043180/form4.xml","form_type":"4"}},{"id":1389030,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-09T01:30:56.000Z","date":"2024-10-07","kind":"sale","planned":true,"acquired":false,"shares":977,"price":26.01,"value":25411.77,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.01 to $26.02, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":2428906,"source":{"system":"sec-edgar","filing":"0001140361-24-043180","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124043180/form4.xml","form_type":"4"}},{"id":1389029,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-09T01:30:56.000Z","date":"2024-10-07","kind":"sale","planned":true,"acquired":false,"shares":101018,"price":25.35,"value":2560806.3,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.01 to $26.005, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":2429883,"source":{"system":"sec-edgar","filing":"0001140361-24-043180","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124043180/form4.xml","form_type":"4"}},{"id":1389028,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-09T01:30:56.000Z","date":"2024-10-07","kind":"sale","planned":true,"acquired":false,"shares":173005,"price":23.32,"value":4034476.6,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.05 to $23.91, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":2530901,"source":{"system":"sec-edgar","filing":"0001140361-24-043180","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124043180/form4.xml","form_type":"4"}},{"id":1389027,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-09T01:30:56.000Z","date":"2024-10-04","kind":"sale","planned":true,"acquired":false,"shares":119127,"price":21.79,"value":2595777.33,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.71 to $22.10, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":2703906,"source":{"system":"sec-edgar","filing":"0001140361-24-043180","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124043180/form4.xml","form_type":"4"}},{"id":1389026,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-09T01:30:56.000Z","date":"2024-10-04","kind":"sale","planned":true,"acquired":false,"shares":580873,"price":21.33,"value":12390021.09,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.71 to $21.705, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (4), (5), (6), (7) and (8) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":2823033,"source":{"system":"sec-edgar","filing":"0001140361-24-043180","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124043180/form4.xml","form_type":"4"}},{"id":1391393,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-03T20:30:28.000Z","date":"2024-10-02","kind":"sale","planned":true,"acquired":false,"shares":26300,"price":20.01,"value":526263.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.00 to $20.17, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":3403906,"source":{"system":"sec-edgar","filing":"0001140361-24-042756","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124042756/form4.xml","form_type":"4"}},{"id":1391392,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2024-10-03T20:30:28.000Z","date":"2024-10-01","kind":"sale","planned":true,"acquired":false,"shares":8304,"price":20.19,"value":167657.76,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd. (\"SSTVC\") on June 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.00 to $20.28, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) and (4) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These shares are owned by SSTVC. The reporting person is an employee of an affiliate of SSTVC. The reporting person disclaims beneficial ownership of the shares owned by SSTVC except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise."}],"balance_after":3430206,"source":{"system":"sec-edgar","filing":"0001140361-24-042756","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036124042756/form4.xml","form_type":"4"}},{"id":1800429,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Stock Option","published_at":"2023-08-22T01:18:57.000Z","date":"2023-08-10","kind":"grant","planned":false,"acquired":false,"shares":24000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"This Form 4 amendment has been filed solely to correct the exercise price of the stock option to purchase shares of Class A Common Stock of the Issuer reported in a Form 4 filed on August 14, 2023 (the \"Form 4\"). The exercise price was inadvertently stated as $13.24 in the Form 4. The exercise price should have been stated as $13.89 in the Form 4."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option will vest and become exercisable immediately prior to the 2024 annual meeting of stockholders of the issuer, subject to continued service through the vesting date."}],"balance_after":24000,"derivative":{"exercise_price":13.89,"expiration_date":"2033-08-09","underlying":"Class A Common Stock","underlying_shares":24000},"source":{"system":"sec-edgar","filing":"0001140361-23-040767","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036123040767/form4.xml","form_type":"4/A","original_submission_date":"2023-08-14"}},{"id":1808156,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Stock Option","published_at":"2023-08-14T21:30:39.000Z","date":"2023-08-10","kind":"grant","planned":false,"acquired":false,"shares":24000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option will vest and become exercisable immediately prior to the 2024 annual meeting of stockholders of the issuer, subject to continued service through the vesting date."}],"balance_after":24000,"derivative":{"exercise_price":13.24,"expiration_date":"2033-08-09","underlying":"Class A Common Stock","underlying_shares":24000},"source":{"system":"sec-edgar","filing":"0001140361-23-039739","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036123039739/form4.xml","form_type":"4"}},{"id":2207909,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":86911,"kind":"person","name":"Xing Xiao","position":1,"cik":"0001937836","reported_name":"Xing Xiao","relationship":{"director":true}}],"security":"Stock Option","published_at":"2022-07-13T22:01:02.000Z","date":"2022-06-30","kind":"grant","acquired":true,"shares":24000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option will vest and become exercisable immediately prior to the 2023 annual meeting of stockholders of the issuer, subject to continued service through the vesting date."}],"balance_after":24000,"derivative":{"exercise_price":16.83,"expiration_date":"2032-06-29","underlying":"Class A Common Stock","underlying_shares":24000},"source":{"system":"sec-edgar","filing":"0001140361-22-025950","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1680062/000114036122025950/form4.xml","form_type":"4"}}]}