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The RSUs vest in three equal annual installments beginning on September 23, 2026.  Upon vesting, the reporting person will receive a number of shares of common stock equal to the number of RSUs that have vested."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The reporting person received restricted stock units (\"RSUs\") under Iradimed Corporation's 2023 Equity Incentive Plan.  The RSUs vest in three equal annual installments beginning on September 23, 2026.  Upon vesting, the reporting person will receive a number of shares of common stock equal to the number of RSUs that have vested."}],"balance_after":1397,"derivative":{"underlying":"Common Stock","underlying_shares":698},"source":{"system":"sec-edgar","filing":"0001228621-26-000003","document":"wk-form4_1790369099.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1325618/000122862126000003/wk-form4_1790369099.xml","form_type":"4"}},{"id":4627057,"issuer":{"id":4896,"kind":"organization","name":"IRADIMED CORP","symbol":"IRMD"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-09-25T20:45:02.000Z","date":"2026-09-23","kind":"exercise","planned":false,"acquired":true,"shares":698,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit represents a contingent right to receive one share of Iradimed Corporation's common stock."}],"balance_after":698,"source":{"system":"sec-edgar","filing":"0001228621-26-000003","document":"wk-form4_1790369099.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1325618/000122862126000003/wk-form4_1790369099.xml","form_type":"4"}},{"id":1032199,"issuer":{"id":4896,"kind":"organization","name":"IRADIMED CORP","symbol":"IRMD"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-09-25T15:30:05.000Z","date":"2025-09-23","kind":"grant","planned":false,"acquired":true,"shares":2095,"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 Iradimed Corporation's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The reporting person received restricted stock units under Iradimed Corporation's 2023 Equity Incentive Plan.  The restricted stock units vest in three equal annual installments beginning on September 23, 2026. Upon vesting, the reporting person will receive a number of shares of common stock equal to the number of restricted stock units that have vested."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The reporting person received restricted stock units under Iradimed Corporation's 2023 Equity Incentive Plan.  The restricted stock units vest in three equal annual installments beginning on September 23, 2026. Upon vesting, the reporting person will receive a number of shares of common stock equal to the number of restricted stock units that have vested."}],"balance_after":2095,"derivative":{"underlying":"Common Stock","underlying_shares":2095},"source":{"system":"sec-edgar","filing":"0001228621-25-000005","document":"form4-09252025_110901.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1325618/000122862125000005/form4-09252025_110901.xml","form_type":"4"}},{"id":1436315,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2024-08-13T01:59:13.000Z","date":"2024-08-08","kind":"exercise","planned":false,"acquired":false,"shares":231748,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This option was granted on February 29, 2016 and became exercisable as the option vested. The option vested over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":68252,"derivative":{"exercise_price":37.84,"expiration_date":"2026-02-28","underlying":"Common Stock","underlying_shares":231748},"source":{"system":"sec-edgar","filing":"0000937556-24-000067","document":"wk-form4_1723514347.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755624000067/wk-form4_1723514347.xml","form_type":"4"}},{"id":1436314,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2024-08-13T01:59:13.000Z","date":"2024-08-08","kind":"exercise","planned":false,"acquired":true,"shares":231748,"price":37.84,"value":8769344.32,"ownership":{"direct":true},"balance_after":603924,"source":{"system":"sec-edgar","filing":"0000937556-24-000067","document":"wk-form4_1723514347.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755624000067/wk-form4_1723514347.xml","form_type":"4"}},{"id":1608400,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2024-03-02T02:35:09.000Z","date":"2024-03-01","kind":"grant","planned":false,"acquired":true,"shares":57382,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"This option was granted on March 1, 2024 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":57382,"derivative":{"exercise_price":126.49,"expiration_date":"2034-03-01","underlying":"Common Stock","underlying_shares":57382},"source":{"system":"sec-edgar","filing":"0001104659-24-030167","document":"tm247729-2_4seq1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/937556/000110465924030167/tm247729-2_4seq1.xml","form_type":"4"}},{"id":1608399,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2024-03-02T02:35:09.000Z","date":"2024-02-28","kind":"tax_withholding","planned":false,"acquired":false,"shares":3929,"price":128.7,"value":505662.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of shares upon the vesting of certain performance restricted stock units."}],"balance_after":372176,"source":{"system":"sec-edgar","filing":"0001104659-24-030167","document":"tm247729-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000110465924030167/tm247729-2_4seq1.xml","form_type":"4"}},{"id":1608398,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2024-03-02T02:35:09.000Z","date":"2024-02-28","kind":"grant","planned":false,"acquired":true,"shares":10050,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On February 26, 2021, the Reporting Person was granted performance restricted stock units which vested on February 28, 2024 based on the Issuer's achievement of certain FY2023 pre-established performance objectives."}],"balance_after":376105,"source":{"system":"sec-edgar","filing":"0001104659-24-030167","document":"tm247729-2_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000110465924030167/tm247729-2_4seq1.xml","form_type":"4"}},{"id":1875367,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2023-05-31T00:41:02.000Z","date":"2023-05-25","kind":"purchase","planned":false,"acquired":true,"shares":500,"price":158.188,"value":79094.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $158.1200 per share to a high of $159.1199 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":366055,"source":{"system":"sec-edgar","filing":"0000937556-23-000110","document":"wf-form4_168549364824309.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000110/wf-form4_168549364824309.xml","form_type":"4"}},{"id":1875366,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2023-05-31T00:41:02.000Z","date":"2023-05-25","kind":"purchase","planned":false,"acquired":true,"shares":2265,"price":157.5337,"value":356813.8305,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $157.0984 per share to a high of $158.0983 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":365555,"source":{"system":"sec-edgar","filing":"0000937556-23-000110","document":"wf-form4_168549364824309.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000110/wf-form4_168549364824309.xml","form_type":"4"}},{"id":1875365,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2023-05-31T00:41:02.000Z","date":"2023-05-25","kind":"purchase","planned":false,"acquired":true,"shares":3600,"price":156.7874,"value":564434.64,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $156.0900 per share to a high of $157.0899 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":363290,"source":{"system":"sec-edgar","filing":"0000937556-23-000110","document":"wf-form4_168549364824309.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000110/wf-form4_168549364824309.xml","form_type":"4"}},{"id":1948410,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2023-03-17T20:37:43.000Z","date":"2023-03-17","kind":"gift","acquired":true,"shares":42735,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Spouse"},"balance_after":42735,"source":{"system":"sec-edgar","filing":"0000937556-23-000030","document":"wf-form4_167908544655667.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000030/wf-form4_167908544655667.xml","form_type":"4"}},{"id":1948409,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2023-03-17T20:37:43.000Z","date":"2023-03-17","kind":"gift","acquired":false,"shares":42735,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":359690,"source":{"system":"sec-edgar","filing":"0000937556-23-000030","document":"wf-form4_167908544655667.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000030/wf-form4_167908544655667.xml","form_type":"4"}},{"id":1967063,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2023-03-08T01:36:18.000Z","date":"2023-03-03","kind":"grant","acquired":true,"shares":42251,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"This option was granted on March 3, 2023 and is exercisable as the option vests. 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the Reporting Person filed a Form 4 which inadvertently omitted a line item indicating that 48,892 shares of the Issuer's common stock were withheld to satisfy certain tax withholding obligations upon the February 14, 2022 vesting of certain performance restricted stock units."},{"field":"kind","element":"transactionCoding","label":"F2","text":"These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of shares upon the vesting of certain performance restricted stock 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The actual purchase prices ranged from a low of $145.92 per share to a high of $146.68 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in three trusts for which Mr. Kiani is the sole trustee."}],"balance_after":46818,"source":{"system":"sec-edgar","filing":"0000937556-22-000151","document":"wf-form4_167148563460926.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000151/wf-form4_167148563460926.xml","form_type":"4"}},{"id":2082509,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-12-19T21:35:10.000Z","date":"2022-12-15","kind":"purchase","acquired":true,"shares":2039,"price":145.217,"value":296097.463,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $144.73 per share to a high of $145.70 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in three trusts for which Mr. Kiani is the sole trustee."}],"balance_after":45277,"source":{"system":"sec-edgar","filing":"0000937556-22-000151","document":"wf-form4_167148563460926.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000151/wf-form4_167148563460926.xml","form_type":"4"}},{"id":2082508,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-12-19T21:35:10.000Z","date":"2022-12-15","kind":"purchase","acquired":true,"shares":2397,"price":144.1867,"value":345615.5199,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $143.71 per share to a high of $144.63 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in three trusts for which Mr. Kiani is the sole trustee."}],"balance_after":43238,"source":{"system":"sec-edgar","filing":"0000937556-22-000151","document":"wf-form4_167148563460926.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000151/wf-form4_167148563460926.xml","form_type":"4"}},{"id":2082507,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-12-19T21:35:10.000Z","date":"2022-12-15","kind":"purchase","acquired":true,"shares":1063,"price":143.2737,"value":152299.9431,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $142.64 per share to a high of $143.60 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in three trusts for which Mr. Kiani is the sole trustee."}],"balance_after":40841,"source":{"system":"sec-edgar","filing":"0000937556-22-000151","document":"wf-form4_167148563460926.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000151/wf-form4_167148563460926.xml","form_type":"4"}},{"id":2116844,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T01:01:46.000Z","date":"2022-11-14","kind":"purchase","acquired":true,"shares":300,"price":124.99,"value":37497.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $124.97 per share to a high of $125.00 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":39778,"source":{"system":"sec-edgar","filing":"0000937556-22-000144","document":"wf-form4_166856048548428.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000144/wf-form4_166856048548428.xml","form_type":"4"}},{"id":2116843,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T01:01:46.000Z","date":"2022-11-14","kind":"purchase","acquired":true,"shares":16537,"price":124.4453,"value":2057951.9261,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $123.97 per share to a high of $124.95 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":39478,"source":{"system":"sec-edgar","filing":"0000937556-22-000144","document":"wf-form4_166856048548428.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000144/wf-form4_166856048548428.xml","form_type":"4"}},{"id":2116842,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T01:01:46.000Z","date":"2022-11-14","kind":"purchase","acquired":true,"shares":15157,"price":123.4783,"value":1871560.5931,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $122.97 per share to a high of $123.96 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":22941,"source":{"system":"sec-edgar","filing":"0000937556-22-000144","document":"wf-form4_166856048548428.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000144/wf-form4_166856048548428.xml","form_type":"4"}},{"id":2116841,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T00:55:43.000Z","date":"2022-11-11","kind":"purchase","acquired":true,"shares":1100,"price":130.5573,"value":143613.03,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $130.38 per share to a high of $130.76 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":7784,"source":{"system":"sec-edgar","filing":"0000937556-22-000142","document":"wf-form4_166856012576441.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000142/wf-form4_166856012576441.xml","form_type":"4"}},{"id":2116840,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T00:55:43.000Z","date":"2022-11-11","kind":"purchase","acquired":true,"shares":2514,"price":129.9012,"value":326571.6168,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $129.35 per share to a high of $130.32 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":6684,"source":{"system":"sec-edgar","filing":"0000937556-22-000142","document":"wf-form4_166856012576441.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000142/wf-form4_166856012576441.xml","form_type":"4"}},{"id":2116839,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T00:55:43.000Z","date":"2022-11-11","kind":"purchase","acquired":true,"shares":2969,"price":128.8602,"value":382585.9338,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $128.32 per share to a high of $129.28 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":4170,"source":{"system":"sec-edgar","filing":"0000937556-22-000142","document":"wf-form4_166856012576441.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000142/wf-form4_166856012576441.xml","form_type":"4"}},{"id":2116838,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-11-16T00:55:43.000Z","date":"2022-11-11","kind":"purchase","acquired":true,"shares":1201,"price":127.7968,"value":153483.9568,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Purchases were effected in transactions intended to satisfy the requirements of Rule 10b-18 of the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average purchase price per share. The actual purchase prices ranged from a low of $127.28 per share to a high of $128.27 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in 3 Trusts for which Mr. Kiani is the sole Trustee."}],"balance_after":1201,"source":{"system":"sec-edgar","filing":"0000937556-22-000142","document":"wf-form4_166856012576441.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000142/wf-form4_166856012576441.xml","form_type":"4"}},{"id":2376021,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2022-02-24T22:29:30.000Z","date":"2022-02-22","kind":"grant","acquired":true,"shares":63621,"price":157.53,"value":10022216.13,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"This option was granted on February 22, 2022 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":63621,"derivative":{"exercise_price":157.53,"exercise_date":"2023-02-22","expiration_date":"2032-02-22","underlying":"Common Stock","underlying_shares":63621},"source":{"system":"sec-edgar","filing":"0000937556-22-000063","document":"wf-form4_164574172578632.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000063/wf-form4_164574172578632.xml","form_type":"4"}},{"id":2392735,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-02-16T21:08:29.000Z","date":"2022-02-14","kind":"grant","acquired":true,"shares":93032,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 15, 2019, the Reporting Person was granted performance restricted stock units which vested on February 14, 2022 based on the Issuer's achievement of certain FY2021 pre-established performance objectives."}],"balance_after":427656,"source":{"system":"sec-edgar","filing":"0000937556-22-000053","document":"wf-form4_164504566803282.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000053/wf-form4_164504566803282.xml","form_type":"4"}},{"id":2399226,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-02-14T21:33:17.000Z","date":"2022-01-01","kind":"sale","acquired":false,"shares":2,"price":273.18,"value":546.36,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"During fiscal year 2021, the administrator of the Masimo Retirement Savings Plan liquidated on a quarterly basis a nominal amount of Masimo Corporation shares as payment of quarterly administration fees. The liquidation of shares is reflected in this Form 5 filing. The average sales price reflected in box 4 above is an average of the quarterly sales of these shares. The information reported in this filing is based on a plan statement dated December 31, 2021."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares held in Masimo Retirement Savings Plan."}],"balance_after":10366,"source":{"system":"sec-edgar","filing":"0000937556-22-000021","document":"wf-form5_164487436226485.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000021/wf-form5_164487436226485.xml","form_type":"5"}},{"id":2451434,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Restricted Stock Units","published_at":"2022-01-04T21:26:25.000Z","date":"2022-01-02","kind":"exercise","acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of the Issuer upon vesting of the RSU."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"On February 27, 2018, the Reporting Person was granted 100,000 restricted stock units, 20% of which were vested upon grant and 20% of which will vest on the first business day of each fiscal year thereafter."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"On February 27, 2018, the Reporting Person was granted 100,000 restricted stock units, 20% of which were vested upon grant and 20% of which will vest on the first business day of each fiscal year thereafter."}],"balance_after":20000,"derivative":{"underlying":"Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0000937556-22-000002","document":"wf-form4_164133153549001.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000002/wf-form4_164133153549001.xml","form_type":"4"}},{"id":2451433,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-01-04T21:26:25.000Z","date":"2022-01-02","kind":"tax_withholding","acquired":false,"shares":10561,"price":292.78,"value":3092049.58,"ownership":{"direct":true},"balance_after":334624,"source":{"system":"sec-edgar","filing":"0000937556-22-000002","document":"wf-form4_164133153549001.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000002/wf-form4_164133153549001.xml","form_type":"4"}},{"id":2451432,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2022-01-04T21:26:25.000Z","date":"2022-01-02","kind":"exercise","acquired":true,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":345185,"source":{"system":"sec-edgar","filing":"0000937556-22-000002","document":"wf-form4_164133153549001.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755622000002/wf-form4_164133153549001.xml","form_type":"4"}},{"id":2503556,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-19T21:30:31.000Z","date":"2021-11-19","kind":"sale","acquired":false,"shares":8416,"price":300.8326,"value":2531807.1616,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $300.00 per share to a high of $302.20 per share. The reporting person herebyundertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":512613,"source":{"system":"sec-edgar","filing":"0000937556-21-000136","document":"wf-form4_163735740795028.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000136/wf-form4_163735740795028.xml","form_type":"4"}},{"id":2503555,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-19T21:30:31.000Z","date":"2021-11-18","kind":"sale","acquired":false,"shares":20399,"price":300.052,"value":6120760.748,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $300.00 per share to a high of $300.64 per share. The reporting person herebyundertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":521029,"source":{"system":"sec-edgar","filing":"0000937556-21-000136","document":"wf-form4_163735740795028.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000136/wf-form4_163735740795028.xml","form_type":"4"}},{"id":2503554,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-19T21:30:31.000Z","date":"2021-11-17","kind":"sale","acquired":false,"shares":32597,"price":300.5373,"value":9796614.3681,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of July 29, 2021, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $300.00 per share to a high of $301.91 per share. The reporting person herebyundertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":541428,"source":{"system":"sec-edgar","filing":"0000937556-21-000136","document":"wf-form4_163735740795028.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000136/wf-form4_163735740795028.xml","form_type":"4"}},{"id":2511642,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-16T22:25:54.000Z","date":"2021-11-16","kind":"sale","acquired":false,"shares":2440,"price":300.0149,"value":732036.356,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $300.00 per share to a high of $300.40 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":574025,"source":{"system":"sec-edgar","filing":"0000937556-21-000132","document":"wf-form4_163710153475499.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000132/wf-form4_163710153475499.xml","form_type":"4"}},{"id":2511641,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-16T22:25:54.000Z","date":"2021-11-15","kind":"sale","acquired":false,"shares":27599,"price":301.3611,"value":8317264.9989,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $300.00 per share to a high of $303.49 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":576465,"source":{"system":"sec-edgar","filing":"0000937556-21-000132","document":"wf-form4_163710153475499.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000132/wf-form4_163710153475499.xml","form_type":"4"}},{"id":2511640,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-16T22:25:54.000Z","date":"2021-11-12","kind":"sale","acquired":false,"shares":8549,"price":300.0316,"value":2564970.1484,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of July 29, 2021, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $300.00 per share to a high of $300.29 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":604064,"source":{"system":"sec-edgar","filing":"0000937556-21-000132","document":"wf-form4_163710153475499.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000132/wf-form4_163710153475499.xml","form_type":"4"}},{"id":2523651,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-05T21:21:18.000Z","date":"2021-11-04","kind":"sale","acquired":false,"shares":4173,"price":290.1639,"value":1210853.9547,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $291.06 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":612613,"source":{"system":"sec-edgar","filing":"0000937556-21-000130","document":"wf-form4_163614726238872.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000130/wf-form4_163614726238872.xml","form_type":"4"}},{"id":2523650,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-05T21:21:18.000Z","date":"2021-11-03","kind":"sale","acquired":false,"shares":200,"price":290.1737,"value":58034.74,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of July 29, 2021, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.08 per share to a high of $290.23 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":616786,"source":{"system":"sec-edgar","filing":"0000937556-21-000130","document":"wf-form4_163614726238872.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000130/wf-form4_163614726238872.xml","form_type":"4"}},{"id":2529725,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-02T21:20:16.000Z","date":"2021-11-02","kind":"sale","acquired":false,"shares":15223,"price":291.4554,"value":4436825.5542,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $292.71 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":616986,"source":{"system":"sec-edgar","filing":"0000937556-21-000128","document":"wf-form4_163588796101041.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000128/wf-form4_163588796101041.xml","form_type":"4"}},{"id":2529724,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-02T21:20:16.000Z","date":"2021-11-02","kind":"sale","acquired":false,"shares":8223,"price":291.4554,"value":2396637.7542,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $292.71 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0000937556-21-000128","document":"wf-form4_163588796101041.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000128/wf-form4_163588796101041.xml","form_type":"4"}},{"id":2529723,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-02T21:20:16.000Z","date":"2021-11-01","kind":"sale","acquired":false,"shares":3429,"price":290.0774,"value":994675.4046,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $290.27 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":8223,"source":{"system":"sec-edgar","filing":"0000937556-21-000128","document":"wf-form4_163588796101041.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000128/wf-form4_163588796101041.xml","form_type":"4"}},{"id":2529722,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-11-02T21:20:16.000Z","date":"2021-10-29","kind":"sale","acquired":false,"shares":18967,"price":290.9674,"value":5518778.6758,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of July 29, 2021, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $292.60 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":11652,"source":{"system":"sec-edgar","filing":"0000937556-21-000128","document":"wf-form4_163588796101041.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000128/wf-form4_163588796101041.xml","form_type":"4"}},{"id":2533090,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-10-28T21:04:41.000Z","date":"2021-10-26","kind":"sale","acquired":false,"shares":27332,"price":291.2302,"value":7959903.8264,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $293.71 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":30619,"source":{"system":"sec-edgar","filing":"0000937556-21-000126","document":"wf-form4_163545506647523.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000126/wf-form4_163545506647523.xml","form_type":"4"}},{"id":2533089,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-10-28T21:04:41.000Z","date":"2021-10-27","kind":"sale","acquired":false,"shares":19853,"price":290.5451,"value":5768191.8703,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $293.70 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":57951,"source":{"system":"sec-edgar","filing":"0000937556-21-000126","document":"wf-form4_163545506647523.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000126/wf-form4_163545506647523.xml","form_type":"4"}},{"id":2533088,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-10-28T21:04:41.000Z","date":"2021-10-26","kind":"sale","acquired":false,"shares":2600,"price":290.1022,"value":754265.72,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of July 29, 2021, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $290.00 per share to a high of $290.35 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":77804,"source":{"system":"sec-edgar","filing":"0000937556-21-000126","document":"wf-form4_163545506647523.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000126/wf-form4_163545506647523.xml","form_type":"4"}},{"id":2822473,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2021-03-02T21:32:07.000Z","date":"2021-02-26","kind":"grant","acquired":true,"shares":39563,"price":250.73,"value":9919630.99,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"This option was granted on February 26, 2021 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":39563,"derivative":{"exercise_price":250.73,"exercise_date":"2022-02-26","expiration_date":"2031-03-26","underlying":"Common Stock","underlying_shares":39563},"source":{"system":"sec-edgar","filing":"0000937556-21-000067","document":"wf-form4_161472070627693.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000067/wf-form4_161472070627693.xml","form_type":"4"}},{"id":2836894,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-02-24T21:38:09.000Z","date":"2021-02-22","kind":"grant","acquired":true,"shares":145944,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 16, 2018, the Reporting Person was granted performance restricted stock units which vested on February 22, 2021 based on the Issuer's achievement of certain FY2020 pre-established performance objectives."}],"balance_after":325185,"source":{"system":"sec-edgar","filing":"0000937556-21-000049","document":"wf-form4_161420266545595.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000049/wf-form4_161420266545595.xml","form_type":"4"}},{"id":2907594,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-01-14T21:03:20.000Z","date":"2021-01-12","kind":"sale","acquired":false,"shares":3403,"price":280.324,"value":953942.572,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of November 12, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $280.06 per share to a high of $280.99 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":80404,"source":{"system":"sec-edgar","filing":"0000937556-21-000020","document":"wf-form4_161065818622190.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000020/wf-form4_161065818622190.xml","form_type":"4"}},{"id":2911355,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-01-11T23:16:34.000Z","date":"2021-01-11","kind":"sale","acquired":false,"shares":9034,"price":280.4475,"value":2533562.715,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of November 12, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $280.00 per share to a high of $283.75 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":83807,"source":{"system":"sec-edgar","filing":"0000937556-21-000012","document":"wf-form4_161040697924586.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000012/wf-form4_161040697924586.xml","form_type":"4"}},{"id":2911354,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-01-11T23:16:34.000Z","date":"2021-01-08","kind":"sale","acquired":false,"shares":52698,"price":281.927,"value":14856989.046,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of November 12, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $280.00 per share to a high of $284.86 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":92841,"source":{"system":"sec-edgar","filing":"0000937556-21-000012","document":"wf-form4_161040697924586.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000012/wf-form4_161040697924586.xml","form_type":"4"}},{"id":2911353,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-01-11T23:16:34.000Z","date":"2021-01-07","kind":"sale","acquired":false,"shares":1542,"price":280.0476,"value":431833.3992,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of November 12, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $280.00 per share to a high of $280.21 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"On January 8, 2021, 100,000 shares were transferred between two trusts for which Mr. Kiani is not the Trustee."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares held in four trusts for which Mr. Kiani is not the Trustee."}],"balance_after":145539,"source":{"system":"sec-edgar","filing":"0000937556-21-000012","document":"wf-form4_161040697924586.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000012/wf-form4_161040697924586.xml","form_type":"4"}},{"id":2917059,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Restricted Stock Units","published_at":"2021-01-06T21:12:14.000Z","date":"2021-01-02","kind":"exercise","acquired":false,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of the Issuer upon vesting of the RSU."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"On February 27, 2018, the Reporting Person was granted 100,000 restricted stock units, 20% of which were vested upon grant and 20% of which will vest on the first business day of each fiscal year thereafter."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"On February 27, 2018, the Reporting Person was granted 100,000 restricted stock units, 20% of which were vested upon grant and 20% of which will vest on the first business day of each fiscal year thereafter."}],"balance_after":20000,"derivative":{"underlying":"Common Stock","underlying_shares":20000},"source":{"system":"sec-edgar","filing":"0000937556-21-000006","document":"wf-form4_160996752184920.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000006/wf-form4_160996752184920.xml","form_type":"4"}},{"id":2917058,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2021-01-06T21:12:14.000Z","date":"2021-01-02","kind":"exercise","acquired":true,"shares":20000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":179241,"source":{"system":"sec-edgar","filing":"0000937556-21-000006","document":"wf-form4_160996752184920.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755621000006/wf-form4_160996752184920.xml","form_type":"4"}},{"id":2915168,"issuer":{"id":6577,"kind":"organization","name":"Stereotaxis, Inc."},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2021-01-06T16:27:55.000Z","date":"2021-01-04","kind":"grant","acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant of restricted share units. Each restricted share unit represents a right to receive one share of common\nstock. The restricted share units vest on the earliest to occur of (i) the fifth anniversary of the date of the\naward, (ii) the date on which the service of the director on the board of directors terminates, or (iii) a Change of\nControl (as defined in the award documents)."}],"balance_after":260000,"source":{"system":"sec-edgar","filing":"0001493152-21-000290","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1289340/000149315221000290/ownership.xml","form_type":"4"}},{"id":2947253,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-12-14T21:04:42.000Z","date":"2020-12-11","kind":"exercise","acquired":false,"shares":6038,"price":28.03,"value":169245.14,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":0,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":6038},"source":{"system":"sec-edgar","filing":"0000937556-20-000189","document":"wf-form4_160797986976417.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000189/wf-form4_160797986976417.xml","form_type":"4"}},{"id":2947252,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-12-14T21:04:42.000Z","date":"2020-12-10","kind":"exercise","acquired":false,"shares":36626,"price":28.03,"value":1026626.78,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":6038,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":36626},"source":{"system":"sec-edgar","filing":"0000937556-20-000189","document":"wf-form4_160797986976417.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000189/wf-form4_160797986976417.xml","form_type":"4"}},{"id":2947251,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-14T21:04:42.000Z","date":"2020-12-11","kind":"sale","acquired":false,"shares":6038,"price":271.3073,"value":1638153.4774,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of November 12, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $270.17 per share to a high of $272.26 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000189","document":"wf-form4_160797986976417.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000189/wf-form4_160797986976417.xml","form_type":"4"}},{"id":2947250,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-14T21:04:42.000Z","date":"2020-12-11","kind":"exercise","acquired":true,"shares":6038,"price":28.03,"value":169245.14,"ownership":{"direct":true},"balance_after":165279,"source":{"system":"sec-edgar","filing":"0000937556-20-000189","document":"wf-form4_160797986976417.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000189/wf-form4_160797986976417.xml","form_type":"4"}},{"id":2947249,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-14T21:04:42.000Z","date":"2020-12-10","kind":"sale","acquired":false,"shares":36626,"price":270.5,"value":9907333.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of November 12, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $270.00 per share to a high of $272.04 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000189","document":"wf-form4_160797986976417.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000189/wf-form4_160797986976417.xml","form_type":"4"}},{"id":2947248,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-14T21:04:42.000Z","date":"2020-12-10","kind":"exercise","acquired":true,"shares":36626,"price":28.03,"value":1026626.78,"ownership":{"direct":true},"balance_after":195867,"source":{"system":"sec-edgar","filing":"0000937556-20-000189","document":"wf-form4_160797986976417.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000189/wf-form4_160797986976417.xml","form_type":"4"}},{"id":2950675,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-12-10T22:15:37.000Z","date":"2020-12-09","kind":"exercise","acquired":false,"shares":1365,"price":28.03,"value":38260.95,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":42664,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":1365},"source":{"system":"sec-edgar","filing":"0000937556-20-000187","document":"wf-form4_160763852410561.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000187/wf-form4_160763852410561.xml","form_type":"4"}},{"id":2950674,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-12-10T22:15:37.000Z","date":"2020-12-08","kind":"exercise","acquired":false,"shares":55971,"price":28.03,"value":1568867.13,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":44029,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":55971},"source":{"system":"sec-edgar","filing":"0000937556-20-000187","document":"wf-form4_160763852410561.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000187/wf-form4_160763852410561.xml","form_type":"4"}},{"id":2950673,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-10T22:15:37.000Z","date":"2020-12-09","kind":"sale","acquired":false,"shares":1365,"price":270.3302,"value":369000.723,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 6, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $270.00 per share to a high of $271.00 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000187","document":"wf-form4_160763852410561.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000187/wf-form4_160763852410561.xml","form_type":"4"}},{"id":2950672,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-10T22:15:37.000Z","date":"2020-12-09","kind":"exercise","acquired":true,"shares":1365,"price":28.03,"value":38260.95,"ownership":{"direct":true},"balance_after":160606,"source":{"system":"sec-edgar","filing":"0000937556-20-000187","document":"wf-form4_160763852410561.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000187/wf-form4_160763852410561.xml","form_type":"4"}},{"id":2950671,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-10T22:15:37.000Z","date":"2020-12-08","kind":"sale","acquired":false,"shares":55971,"price":270.6807,"value":15150269.4597,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 6, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $270.00 per share to a high of $272.09 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000187","document":"wf-form4_160763852410561.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000187/wf-form4_160763852410561.xml","form_type":"4"}},{"id":2950670,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-10T22:15:37.000Z","date":"2020-12-08","kind":"exercise","acquired":true,"shares":55971,"price":28.03,"value":1568867.13,"ownership":{"direct":true},"balance_after":215212,"source":{"system":"sec-edgar","filing":"0000937556-20-000187","document":"wf-form4_160763852410561.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000187/wf-form4_160763852410561.xml","form_type":"4"}},{"id":2955621,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-12-07T21:09:22.000Z","date":"2020-12-04","kind":"exercise","acquired":false,"shares":11688,"price":28.03,"value":327614.64,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":100000,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":11688},"source":{"system":"sec-edgar","filing":"0000937556-20-000185","document":"wf-form4_160737534988690.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000185/wf-form4_160737534988690.xml","form_type":"4"}},{"id":2955620,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-12-07T21:09:22.000Z","date":"2020-12-03","kind":"exercise","acquired":false,"shares":88312,"price":28.03,"value":2475385.36,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":111688,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":88312},"source":{"system":"sec-edgar","filing":"0000937556-20-000185","document":"wf-form4_160737534988690.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000185/wf-form4_160737534988690.xml","form_type":"4"}},{"id":2955619,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-07T21:09:22.000Z","date":"2020-12-04","kind":"sale","acquired":false,"shares":11688,"price":261.5001,"value":3056413.1688,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 6, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $260.01 per share to a high of $262.86 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000185","document":"wf-form4_160737534988690.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000185/wf-form4_160737534988690.xml","form_type":"4"}},{"id":2955618,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-07T21:09:22.000Z","date":"2020-12-04","kind":"exercise","acquired":true,"shares":11688,"price":28.03,"value":327614.64,"ownership":{"direct":true},"balance_after":170929,"source":{"system":"sec-edgar","filing":"0000937556-20-000185","document":"wf-form4_160737534988690.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000185/wf-form4_160737534988690.xml","form_type":"4"}},{"id":2955617,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-07T21:09:22.000Z","date":"2020-12-03","kind":"sale","acquired":false,"shares":88312,"price":263.1306,"value":23237589.5472,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 6, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $260.00 per share to a high of $266.69 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000185","document":"wf-form4_160737534988690.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000185/wf-form4_160737534988690.xml","form_type":"4"}},{"id":2955616,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-12-07T21:09:22.000Z","date":"2020-12-03","kind":"exercise","acquired":true,"shares":88312,"price":28.03,"value":2475385.36,"ownership":{"direct":true},"balance_after":247553,"source":{"system":"sec-edgar","filing":"0000937556-20-000185","document":"wf-form4_160737534988690.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000185/wf-form4_160737534988690.xml","form_type":"4"}},{"id":2998309,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-10-29T20:06:56.000Z","date":"2020-10-27","kind":"exercise","acquired":false,"shares":47508,"price":28.03,"value":1331649.24,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":200000,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":47508},"source":{"system":"sec-edgar","filing":"0000937556-20-000173","document":"wf-form4_160400198667371.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000173/wf-form4_160400198667371.xml","form_type":"4"}},{"id":2998308,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-10-29T20:06:56.000Z","date":"2020-10-27","kind":"sale","acquired":false,"shares":47508,"price":250.4666,"value":11899167.2328,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 6, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $250.00 per share to a high of $251.23 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000173","document":"wf-form4_160400198667371.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000173/wf-form4_160400198667371.xml","form_type":"4"}},{"id":2998307,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-10-29T20:06:56.000Z","date":"2020-10-27","kind":"exercise","acquired":true,"shares":47508,"price":28.03,"value":1331649.24,"ownership":{"direct":true},"balance_after":206749,"source":{"system":"sec-edgar","filing":"0000937556-20-000173","document":"wf-form4_160400198667371.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000173/wf-form4_160400198667371.xml","form_type":"4"}},{"id":3009597,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-10-09T20:17:31.000Z","date":"2020-10-07","kind":"exercise","acquired":false,"shares":52492,"price":28.03,"value":1471350.76,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"This option was granted on February 18, 2014 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":247508,"derivative":{"exercise_price":28.03,"exercise_date":"2015-02-18","expiration_date":"2024-02-18","underlying":"Common Stock","underlying_shares":52492},"source":{"system":"sec-edgar","filing":"0000937556-20-000159","document":"wf-form4_160227463713364.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000159/wf-form4_160227463713364.xml","form_type":"4"}},{"id":3009596,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-10-09T20:17:31.000Z","date":"2020-10-07","kind":"sale","acquired":false,"shares":52492,"price":250.867,"value":13168510.564,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 6, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $250.00 per share to a high of $254.00 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000159","document":"wf-form4_160227463713364.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000159/wf-form4_160227463713364.xml","form_type":"4"}},{"id":3009595,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-10-09T20:17:31.000Z","date":"2020-10-07","kind":"exercise","acquired":true,"shares":52492,"price":28.03,"value":1471350.76,"ownership":{"direct":true},"balance_after":211733,"source":{"system":"sec-edgar","filing":"0000937556-20-000159","document":"wf-form4_160227463713364.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000159/wf-form4_160227463713364.xml","form_type":"4"}},{"id":3088587,"issuer":{"id":6577,"kind":"organization","name":"Stereotaxis, Inc."},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-07-06T21:28:17.000Z","date":"2020-07-01","kind":"grant","acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant of restricted share units. Each restricted share unit represents a right to receive one share of common stock. The restricted share units vest on the earliest to occur of (i) the fifth anniversary of the date of the award, (ii) the date on which the service of the director on the board of directors terminates, or (iii) a Change of Control (as defined in the award documents)."}],"balance_after":230000,"source":{"system":"sec-edgar","filing":"0001493152-20-012680","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1289340/000149315220012680/ownership.xml","form_type":"4"}},{"id":3170529,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-04-24T20:05:54.000Z","date":"2020-04-22","kind":"exercise","acquired":false,"shares":11336,"price":21.97,"value":249051.92,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"This option was granted on May 28, 2013 and is exercisable as the option vests. 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The actual sales prices ranged from a low of $200.00 per share to a high of $200.72 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000095","document":"wf-form4_158775873641691.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000095/wf-form4_158775873641691.xml","form_type":"4"}},{"id":3170527,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-24T20:05:54.000Z","date":"2020-04-22","kind":"exercise","acquired":true,"shares":11336,"price":21.97,"value":249051.92,"ownership":{"direct":true},"balance_after":170577,"source":{"system":"sec-edgar","filing":"0000937556-20-000095","document":"wf-form4_158775873641691.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000095/wf-form4_158775873641691.xml","form_type":"4"}},{"id":3172697,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-04-21T21:02:17.000Z","date":"2020-04-17","kind":"exercise","acquired":false,"shares":111468,"price":21.97,"value":2448951.96,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"This option was granted on May 28, 2013 and is exercisable as the option vests. This option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":11336,"derivative":{"exercise_price":21.97,"exercise_date":"2014-05-28","expiration_date":"2023-05-28","underlying":"Common Stock","underlying_shares":111468},"source":{"system":"sec-edgar","filing":"0000937556-20-000093","document":"wf-form4_158750291874254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000093/wf-form4_158750291874254.xml","form_type":"4"}},{"id":3172696,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-21T21:02:17.000Z","date":"2020-04-17","kind":"sale","acquired":false,"shares":111468,"price":200.7007,"value":22371705.6276,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 24, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $200.00 per share to a high of $207.29 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000093","document":"wf-form4_158750291874254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000093/wf-form4_158750291874254.xml","form_type":"4"}},{"id":3172695,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-21T21:02:17.000Z","date":"2020-04-17","kind":"exercise","acquired":true,"shares":111468,"price":21.97,"value":2448951.96,"ownership":{"direct":true},"balance_after":270709,"source":{"system":"sec-edgar","filing":"0000937556-20-000093","document":"wf-form4_158750291874254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000093/wf-form4_158750291874254.xml","form_type":"4"}},{"id":3175959,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-16","kind":"exercise","acquired":false,"shares":105318,"price":21.97,"value":2313836.46,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"This option was granted on May 28, 2013 and was exercisable as the option vested. The option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":122804,"derivative":{"exercise_price":21.97,"exercise_date":"2014-05-28","expiration_date":"2023-05-28","underlying":"Common Stock","underlying_shares":105318},"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175958,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-15","kind":"exercise","acquired":false,"shares":71878,"price":21.97,"value":1579159.66,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"This option was granted on May 28, 2013 and was exercisable as the option vested. The option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":228122,"derivative":{"exercise_price":21.97,"exercise_date":"2014-05-28","expiration_date":"2023-05-28","underlying":"Common Stock","underlying_shares":71878},"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175957,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-15","kind":"exercise","acquired":false,"shares":11208,"price":20.19,"value":226289.52,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"This option was granted on October 27, 2011 and was exercisable as the option vested. The option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":0,"derivative":{"exercise_price":20.19,"exercise_date":"2012-10-27","expiration_date":"2021-10-27","underlying":"Common Stock","underlying_shares":11208},"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175956,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Non-Qualified Stock Option (Right to Buy)","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-14","kind":"exercise","acquired":false,"shares":112578,"price":20.19,"value":2272949.82,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"This option was granted on October 27, 2011 and was exercisable as the option vested. The option vested over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date."}],"balance_after":11208,"derivative":{"exercise_price":20.19,"exercise_date":"2012-10-27","expiration_date":"2021-10-27","underlying":"Common Stock","underlying_shares":112578},"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175955,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-16","kind":"sale","acquired":false,"shares":105318,"price":204.1275,"value":21498300.045,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 24, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $202.01 per share to a high of $206.00 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175954,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-16","kind":"exercise","acquired":true,"shares":105318,"price":21.97,"value":2313836.46,"ownership":{"direct":true},"balance_after":264559,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175953,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-15","kind":"sale","acquired":false,"shares":71878,"price":200.5682,"value":14416441.0796,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 24, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $200.00 per share to a high of $202.43 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175952,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-15","kind":"exercise","acquired":true,"shares":71878,"price":21.97,"value":1579159.66,"ownership":{"direct":true},"balance_after":231119,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175951,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-15","kind":"sale","acquired":false,"shares":11208,"price":193.2158,"value":2165562.6864,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 24, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $191.25 per share to a high of $194.40 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175950,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-15","kind":"exercise","acquired":true,"shares":11208,"price":20.19,"value":226289.52,"ownership":{"direct":true},"balance_after":170449,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}},{"id":3175949,"issuer":{"id":39014,"kind":"organization","name":"MASIMO CORP","symbol":"MASI"},"owners":[{"id":74954,"kind":"person","name":"KIANI JOE E","position":1,"cik":"0001228621","reported_name":"KIANI JOE E","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO and Chairman of the Board"}}],"security":"Common Stock","published_at":"2020-04-16T20:57:26.000Z","date":"2020-04-14","kind":"sale","acquired":false,"shares":112578,"price":190.4392,"value":21439264.2576,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 24, 2020, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 represents the weighted average sales price per share. The actual sales prices ranged from a low of $185.00 per share to a high of $193.35 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":159241,"source":{"system":"sec-edgar","filing":"0000937556-20-000091","document":"wf-form4_158707062857768.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/937556/000093755620000091/wf-form4_158707062857768.xml","form_type":"4"}}],"next_cursor":"2020-04-16T20:57:26.000000Z,3175949"}