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Merger Agreement, 1,478 RSUs that were outstanding and vested immediately prior to the effective time of the Mergers were cancelled in exchange for (subject to applicable withholding or other taxes), (i) an amount of cash equal to the product of (A) $66.00, multiplied by (B) the total number of shares of Inphi Common Stock subject to such RSU, and (ii) a number of shares of HoldCo Common Stock equal to the product of (A) 2.323, multiplied by (B) the total number of shares of Inphi Common Stock subject to such RSU."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Per the terms of the Merger Agreement, 1,478 RSUs that were outstanding and vested immediately prior to the effective time of the Mergers were cancelled in exchange for (subject to applicable withholding or other taxes), (i) an amount of cash equal to the product of (A) $66.00, multiplied by (B) the total number of shares of Inphi Common Stock subject to such RSU, and (ii) a number of shares of HoldCo Common Stock equal to the product of (A) 2.323, multiplied by (B) the total number of shares of Inphi Common Stock subject to such RSU."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000899243-21-016473","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1160958/000089924321016473/doc4.xml","form_type":"4"}},{"id":2744174,"issuer":{"id":140160,"kind":"organization","name":"INPHI Corp","symbol":"IPHI"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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(f/k/a Maui HoldCo, Inc.), a Delaware corporation and a wholly owned subsidiary of Marvell (\"HoldCo\"), Maui Acquisition Company Ltd, a Bermuda exempted company and a wholly owned subsidiary of HoldCo (\"Bermuda Merger Sub\"), Indigo Acquisition Corp., a Delaware corporation and a wholly owned subsidiary of HoldCo (\"Delaware Merger Sub\"), and Inphi Corporation, a Delaware corporation (\"Inphi\"), Bermuda Merger Sub merged with and into Marvell with Marvell as the surviving corporation and a wholly owned subsidiary of Holdco (the \"Bermuda Merger\"),"},{"field":"shares","element":"transactionShares","label":"F2","text":"(continued from footnote 1) and Delaware Merger Sub merged with and into Inphi with Inphi as the surviving corporation and a wholly owned subsidiary of Holdco (the \"Delaware Merger\" and, together with the Bermuda Merger, the \"Mergers\"). At the effective time of the Mergers, the shares of Inphi Common Stock (the \"Inphi Common Stock\") were disposed pursuant to the Merger Agreement, whereby the outstanding Inphi Common Stock were automatically converted into the right to receive 2.323 shares of HoldCo Common Stock and $66.00 in cash, without interest (in addition to cash in lieu of fractional shares)."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On April 20, 2021, pursuant to the Agreement and Plan of Merger and Reorganization, dated as of October 29, 2020 (the \"Merger Agreement\") by and among by and among Marvell Technology Group Ltd., a Bermuda exempted company (\"Marvell\"), Marvell Technology, Inc. (f/k/a Maui HoldCo, Inc.), a Delaware corporation and a wholly owned subsidiary of Marvell (\"HoldCo\"), Maui Acquisition Company Ltd, a Bermuda exempted company and a wholly owned subsidiary of HoldCo (\"Bermuda Merger Sub\"), Indigo Acquisition Corp., a Delaware corporation and a wholly owned subsidiary of HoldCo (\"Delaware Merger Sub\"), and Inphi Corporation, a Delaware corporation (\"Inphi\"), Bermuda Merger Sub merged with and into Marvell with Marvell as the surviving corporation and a wholly owned subsidiary of Holdco (the \"Bermuda Merger\"),"},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(continued from footnote 1) and Delaware Merger Sub merged with and into Inphi with Inphi as the surviving corporation and a wholly owned subsidiary of Holdco (the \"Delaware Merger\" and, together with the Bermuda Merger, the \"Mergers\"). At the effective time of the Mergers, the shares of Inphi Common Stock (the \"Inphi Common Stock\") were disposed pursuant to the Merger Agreement, whereby the outstanding Inphi Common Stock were automatically converted into the right to receive 2.323 shares of HoldCo Common Stock and $66.00 in cash, without interest (in addition to cash in lieu of fractional shares)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On April 20, 2021, pursuant to the Agreement and Plan of Merger and Reorganization, dated as of October 29, 2020 (the \"Merger Agreement\") by and among by and among Marvell Technology Group Ltd., a Bermuda exempted company (\"Marvell\"), Marvell Technology, Inc. (f/k/a Maui HoldCo, Inc.), a Delaware corporation and a wholly owned subsidiary of Marvell (\"HoldCo\"), Maui Acquisition Company Ltd, a Bermuda exempted company and a wholly owned subsidiary of HoldCo (\"Bermuda Merger Sub\"), Indigo Acquisition Corp., a Delaware corporation and a wholly owned subsidiary of HoldCo (\"Delaware Merger Sub\"), and Inphi Corporation, a Delaware corporation (\"Inphi\"), Bermuda Merger Sub merged with and into Marvell with Marvell as the surviving corporation and a wholly owned subsidiary of Holdco (the \"Bermuda Merger\"),"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"(continued from footnote 1) and Delaware Merger Sub merged with and into Inphi with Inphi as the surviving corporation and a wholly owned subsidiary of Holdco (the \"Delaware Merger\" and, together with the Bermuda Merger, the \"Mergers\"). At the effective time of the Mergers, the shares of Inphi Common Stock (the \"Inphi Common Stock\") were disposed pursuant to the Merger Agreement, whereby the outstanding Inphi Common Stock were automatically converted into the right to receive 2.323 shares of HoldCo Common Stock and $66.00 in cash, without interest (in addition to cash in lieu of fractional shares)."}],"balance_after":1478,"source":{"system":"sec-edgar","filing":"0000899243-21-016473","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1160958/000089924321016473/doc4.xml","form_type":"4"}},{"id":2763711,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Stock Option","published_at":"2021-04-01T19:39:15.000Z","date":"2021-03-30","kind":"exercise","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 30, 2021, the reporting person exercised a previously issued stock option to purchase 10,000 shares of Class A Common Stock of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option is fully vested and exercisable."}],"balance_after":23334,"derivative":{"exercise_price":3,"expiration_date":"2026-12-27","underlying":"Class A Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001140361-21-011300","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121011300/form4.xml","form_type":"4"}},{"id":2763710,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2021-04-01T19:39:15.000Z","date":"2021-03-30","kind":"exercise","acquired":true,"shares":10000,"price":3,"value":30000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 30, 2021, the reporting person exercised a previously issued stock option to purchase 10,000 shares of Class A Common Stock of the Issuer."}],"balance_after":64436,"source":{"system":"sec-edgar","filing":"0001140361-21-011300","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121011300/form4.xml","form_type":"4"}},{"id":2778930,"issuer":{"id":4248,"kind":"organization","name":"AMBARELLA INC","symbol":"AMBA"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2021-03-18T17:02:01.000Z","date":"2021-03-16","kind":"exercise","acquired":false,"shares":958,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The restricted stock units will vest as to 1/4th of the restricted stock units each three months following the vesting start date of September 15, 2020, so as to be 100% vested on September 15, 2021."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The restricted stock units will vest as to 1/4th of the restricted stock units each three months following the vesting start date of September 15, 2020, so as to be 100% vested on September 15, 2021."}],"balance_after":1917,"derivative":{"expiration_date":"2021-09-15","underlying":"Ordinary Shares","underlying_shares":958},"source":{"system":"sec-edgar","filing":"0001280263-21-000025","document":"edgardoc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000128026321000025/edgardoc.xml","form_type":"4"}},{"id":2778929,"issuer":{"id":4248,"kind":"organization","name":"AMBARELLA INC","symbol":"AMBA"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Ordinary Shares","published_at":"2021-03-18T17:02:01.000Z","date":"2021-03-16","kind":"exercise","acquired":true,"shares":958,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Ambarella, Inc. Ordinary Shares."}],"balance_after":19995,"source":{"system":"sec-edgar","filing":"0001280263-21-000025","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000128026321000025/edgardoc.xml","form_type":"4"}},{"id":2802899,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Stock Option","published_at":"2021-03-08T19:13:12.000Z","date":"2021-03-08","kind":"exercise","acquired":true,"shares":12334,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On March 8, 2021, the reporting person exercised a previously issued stock option to purchase 12,334 shares of Class A Common Stock of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option is fully vested and exercisable."}],"balance_after":0,"derivative":{"exercise_price":7.5,"expiration_date":"2027-03-08","underlying":"Class A Common Stock","underlying_shares":12334},"source":{"system":"sec-edgar","filing":"0001140361-21-007698","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121007698/form4.xml","form_type":"4"}},{"id":2802898,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Stock 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Issuer."}],"balance_after":54436,"source":{"system":"sec-edgar","filing":"0001140361-21-007698","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121007698/form4.xml","form_type":"4"}},{"id":2802896,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Class A Common Stock","published_at":"2021-03-08T19:13:12.000Z","date":"2021-03-04","kind":"exercise","acquired":true,"shares":11000,"price":7.5,"value":82500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 4, 2021, the reporting person exercised a previously issued stock option to purchase 11,000 shares of Class A Common Stock of the Issuer."}],"balance_after":42102,"source":{"system":"sec-edgar","filing":"0001140361-21-007698","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121007698/form4.xml","form_type":"4"}},{"id":2805682,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Stock Option","published_at":"2021-03-05T21:45:36.000Z","date":"2021-02-22","kind":"grant","acquired":true,"shares":5000,"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 a previously issued stock option to purchase shares of Class A Common Stock of the Issuer reported in a Form 4 filed on March 3, 2021 (the \"Form 4\"). The exercise price was inadvertently stated as $119.98 in the Form 4. The exercise price should have been stated as $111.98 in the Form 4."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option will vest and become exercisable immediately prior to the 2022 Annual Meeting of Stockholders of the Issuer, subject to continued service through the vesting date."}],"balance_after":5000,"derivative":{"exercise_price":111.98,"expiration_date":"2031-02-21","underlying":"Class A Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001140361-21-007575","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121007575/form4.xml","form_type":"4/A","original_submission_date":"2021-03-03"}},{"id":2812515,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu 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Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option is fully vested and exercisable."}],"balance_after":23334,"derivative":{"exercise_price":7.5,"expiration_date":"2027-03-08","underlying":"Class A Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001140361-21-007223","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1316320/000114036121007223/form4.xml","form_type":"4"}},{"id":2812513,"issuer":{"id":3926,"kind":"organization","name":"ACM Research, Inc.","symbol":"ACMR"},"owners":[{"id":75789,"kind":"person","name":"Hu Chenming","position":1,"cik":"0001316320","reported_name":"Hu Chenming","relationship":{"director":true}}],"security":"Class A Common 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