{"transactions":[{"id":787771,"issuer":{"id":3323,"kind":"organization","name":"IDEX CORP /DE/","symbol":"IEX"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"COMMON STOCK","published_at":"2026-05-08T20:36:26.000Z","date":"2026-05-06","kind":"grant","planned":false,"acquired":true,"shares":805,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units (\"RSUs\"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. These RSUs vest in full on the earlier of May 6, 2027, and the date of the Issuer's next annual stockholders meeting if it is at least 50 weeks after the prior year's meeting, subject to the Reporting Person's continuous service through such date."}],"balance_after":7156,"source":{"system":"sec-edgar","filing":"0000905148-26-002190","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/832101/000090514826002190/form4.xml","form_type":"4"}},{"id":1005372,"issuer":{"id":3323,"kind":"organization","name":"IDEX CORP /DE/","symbol":"IEX"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true}}],"security":"COMMON STOCK","published_at":"2025-11-07T21:50:06.000Z","date":"2025-11-05","kind":"purchase","planned":false,"acquired":true,"shares":600,"price":169.4112,"value":101646.72,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The transaction was executed in multiple trades at prices ranging from $169.35 to 169.43, inclusive. The price reported in Column 4 above reflects the weighted average purchase price. The reporting person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares purchased at each respective price within the range set forth in footnote 1 of this Form 4."}],"balance_after":6351,"source":{"system":"sec-edgar","filing":"0000905148-25-003827","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/832101/000090514825003827/form4.xml","form_type":"4"}},{"id":1152943,"issuer":{"id":3323,"kind":"organization","name":"IDEX CORP /DE/","symbol":"IEX"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true}}],"security":"COMMON STOCK","published_at":"2025-05-12T21:54:42.000Z","date":"2025-05-08","kind":"grant","planned":false,"acquired":true,"shares":895,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":5751,"source":{"system":"sec-edgar","filing":"0000905148-25-001583","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/832101/000090514825001583/form4.xml","form_type":"4"}},{"id":1523891,"issuer":{"id":3323,"kind":"organization","name":"IDEX CORP /DE/","symbol":"IEX"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"COMMON STOCK","published_at":"2024-05-08T20:04:20.000Z","date":"2024-05-07","kind":"grant","planned":false,"acquired":true,"shares":745,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":4856,"source":{"system":"sec-edgar","filing":"0000832101-24-000021","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/832101/000083210124000021/primary_doc.xml","form_type":"4"}},{"id":1875584,"issuer":{"id":3323,"kind":"organization","name":"IDEX CORP /DE/","symbol":"IEX"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"COMMON STOCK","published_at":"2023-05-30T19:39:04.000Z","date":"2023-05-25","kind":"grant","planned":false,"acquired":true,"shares":770,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":4111,"source":{"system":"sec-edgar","filing":"0001842832-23-000003","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/832101/000184283223000003/primary_doc.xml","form_type":"4"}},{"id":1936583,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Stock Option (Right to Buy)","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":61274,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."}],"balance_after":0,"derivative":{"exercise_price":30.65,"underlying":"Common Stock","underlying_shares":61274},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936582,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Stock Option (Right to Buy)","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":98618,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"exercise_price":34.78,"underlying":"Common Stock","underlying_shares":98618},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936581,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Stock Option (Right to Buy)","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":59331,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"exercise_price":59.4,"underlying":"Common Stock","underlying_shares":59331},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936580,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Stock Option (Right to Buy)","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":95007,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding option to purchase shares of Common Stock (each, a \"Company Option\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled in exchange for the right to receive an amount in cash, without interest, equal to (i) the number of shares of Common Stock subject to such Company Option immediately prior to the Effective Time multiplied by (ii) the excess, if any, of the Merger Consideration over the exercise price per share of such Company Option."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"exercise_price":45.05,"underlying":"Common Stock","underlying_shares":95007},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936579,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":30021,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":30021},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936578,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"grant","planned":false,"acquired":true,"shares":30021,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":30021,"derivative":{"underlying":"Common Stock","underlying_shares":30021},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936577,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":71762,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":71762},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936576,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"grant","planned":false,"acquired":true,"shares":71762,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Pursuant to the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject to performance-based vesting requirements (each, a \"Company PSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (A)(i) with respect to a Company PSU granted in calendar year (x) 2021, 100% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time and (y) 2022, 150% of the target number of shares of Common Stock subject to such Company PSU immediately prior to the Effective Time, in each case, multiplied by (ii) the Merger Consideration plus (B) an amount in cash equal to any accumulated and unpaid dividend equivalents. The number of PSUs includes any accrued dividend equivalents and has been rounded up to the nearest whole share."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":71762,"derivative":{"underlying":"Common Stock","underlying_shares":71762},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936575,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":6164,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":6164},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936574,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":7417,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":7417},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936573,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":17814,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":17814},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936572,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Restricted Stock Unit","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":75803,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"Each Company RSU and Company PSU represented a contingent right to receive one share of Common Stock."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Pursuant to the terms of the Merger Agreement, at the Effective Time, subject to all required withholding taxes, each outstanding restricted stock unit of the Company subject only to time-based vesting requirements (each, a \"Company RSU\") that was held by Mr. Christenson, as of immediately prior to the Effective Time, was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) (x) the Merger Consideration multiplied by (y) the number of shares of Common Stock subject to such Company RSU immediately prior to the Effective Time plus (ii) an amount in cash equal to any accumulated and unpaid dividend equivalents."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F8","text":"As permitted by the terms of the Merger Agreement, the Issuer accelerated the vesting, as of immediately prior to the Effective Time, contingent upon the closing of the transactions contemplated by the Merger Agreement, of all of the outstanding and unvested equity awards held by Mr. Christenson."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":75803},"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936571,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Common Stock, par value $0.001","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":300,"ownership":{"direct":false,"nature":"By Children, see footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This Form 4 reports securities disposed of pursuant to the Agreement and Plan of Merger (the \"Merger Agreement\"), dated as of October 26, 2022, by and among the Issuer, Regal Rexnord Corporation, a Wisconsin corporation (\"Parent\"), and Aspen Sub, Inc., a Delaware corporation and a wholly owned subsidiary of Parent (\"Merger Sub\"), pursuant to which the Issuer will become a wholly owned subsidiary of Parent (the \"Merger\"), effective as of the effective time of the Merger (the \"Effective Time\") on March 27, 2023. At the Effective Time, each share of the Issuer's common stock, par value $0.001 per share (\"Common Stock\"), reported in this Form 4 was converted into the right to receive $62.00 in cash (the \"Merger Consideration\"), without interest and subject to any required tax withholding, upon the terms and subject to the conditions of the Merger Agreement. From and after the Effective Time, all such shares of Common Stock were no longer outstanding and were automatically canceled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Mr. Christenson's children."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000950157-23-000318","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000095015723000318/form4.xml","form_type":"4"}},{"id":1936570,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"officer_title":"Chairman and CEO"}}],"security":"Common Stock, par value $0.001","published_at":"2023-03-28T17:54:19.000Z","date":"2023-03-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":127438,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This Form 4 reports securities disposed of pursuant to the Agreement and Plan of Merger (the \"Merger Agreement\"), dated as of October 26, 2022, by and among the Issuer, Regal Rexnord Corporation, a Wisconsin corporation (\"Parent\"), and Aspen Sub, Inc., a Delaware corporation and a wholly owned subsidiary of Parent (\"Merger Sub\"), pursuant to which the Issuer will become a wholly owned subsidiary of Parent (the \"Merger\"), effective as of the effective time of the Merger (the \"Effective Time\") on March 27, 2023. At the Effective Time, each share of the Issuer's common stock, par value $0.001 per share (\"Common Stock\"), reported in this Form 4 was converted into the right to receive $62.00 in cash (the \"Merger Consideration\"), without interest and subject to any required tax withholding, upon the terms and subject to the conditions of the Merger Agreement. 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The RSU's vest in four equal installments on August 15, 2022, 2023, 2024 and 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each RSU represents a contingent right to receive one share of common stock upon settlement. The RSU's vest in four equal installments on August 15, 2022, 2023, 2024 and 2025."}],"balance_after":54865,"derivative":{"underlying":"Common Stock","underlying_shares":23752},"source":{"system":"sec-edgar","filing":"0001209191-22-012123","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000120919122012123/doc4.xml","form_type":"4"}},{"id":2377775,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman and CEO"}}],"security":"Stock Option","published_at":"2022-02-23T15:07:27.000Z","date":"2022-02-18","kind":"grant","acquired":true,"shares":95007,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The option vests and becomes exercisable in four equal annual installments on August 15, 2022, 2023, 2024, and 2025, respectively."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests and becomes exercisable in four equal annual installments on August 15, 2022, 2023, 2024, and 2025, respectively."}],"balance_after":314230,"derivative":{"exercise_price":45.05,"expiration_date":"2032-02-18","underlying":"Common Stock","underlying_shares":95007},"source":{"system":"sec-edgar","filing":"0001209191-22-012123","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000120919122012123/doc4.xml","form_type":"4"}},{"id":2403988,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman and CEO"}}],"security":"Common Stock, par value $0.001","published_at":"2022-02-10T14:51:19.000Z","date":"2022-02-08","kind":"tax_withholding","acquired":false,"shares":26539,"price":47.56,"value":1262194.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares forfeited in lieu of taxes upon vesting of Restricted Stock."}],"balance_after":90390,"source":{"system":"sec-edgar","filing":"0001209191-22-008382","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1374535/000120919122008382/doc4.xml","form_type":"4"}},{"id":2403987,"issuer":{"id":115062,"kind":"organization","name":"Altra Industrial Motion Corp.","symbol":"AIMC"},"owners":[{"id":31339,"kind":"person","name":"Christenson Carl R","position":1,"cik":"0001383274","reported_name":"Christenson Carl R","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman and CEO"}}],"security":"Common Stock, par value $0.001","published_at":"2022-02-10T14:51:19.000Z","date":"2022-02-08","kind":"grant","acquired":true,"shares":60406,"price":47.56,"value":2872909.36,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance shares earned after Compensation Committee determined that certain performance goals which measure the Company's total shareholder return (\"TSR\") against the TSR of a peer group of companies over the three year measurement period, from January 1, 2019 to December 31, 2021, had been met. 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