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These 9,450 shares underlying restricted stock units relate to 1,653 restricted stock units that were granted on February 19, 2019, 4,835 restricted stock units relating to performance stock units that were granted on February 19, 2019 for the performance period 2019-2021, 1,402 restricted stock units that were granted on February 19, 2020 and 1,560 restricted stock units that were granted on February 22, 2021."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Not Applicable."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not Applicable."}],"balance_after":10547,"derivative":{"underlying":"Common Stock","underlying_shares":9450},"source":{"system":"sec-edgar","filing":"0001127602-22-007667","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/62709/000112760222007667/form4.xml","form_type":"4"}},{"id":2363749,"issuer":{"id":1501,"kind":"organization","name":"MARSH & MCLENNAN COMPANIES, INC.","symbol":"MRSH"},"owners":[{"id":28147,"kind":"person","name":"South Martin","position":1,"cik":"0001901227","reported_name":"South Martin","relationship":{"officer":true,"officer_title":"President & CEO, Marsh"}}],"security":"Common Stock","published_at":"2022-03-02T21:15:54.000Z","date":"2022-02-28","kind":"tax_withholding","acquired":false,"shares":5228,"price":153.985,"value":805033.58,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Vesting and distribution to reporting person of 9,450 shares underlying restricted stock units of which 5,228 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 9,450 shares underlying restricted stock units relate to 1,653 restricted stock units that were granted on February 19, 2019, 4,835 restricted stock units relating to performance stock units that were granted on February 19, 2019 for the performance period 2019-2021, 1,402 restricted stock units that were granted on February 19, 2020 and 1,560 restricted stock units that were granted on February 22, 2021."}],"balance_after":4251.096,"source":{"system":"sec-edgar","filing":"0001127602-22-007667","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/62709/000112760222007667/form4.xml","form_type":"4"}},{"id":2363748,"issuer":{"id":1501,"kind":"organization","name":"MARSH & MCLENNAN COMPANIES, INC.","symbol":"MRSH"},"owners":[{"id":28147,"kind":"person","name":"South Martin","position":1,"cik":"0001901227","reported_name":"South Martin","relationship":{"officer":true,"officer_title":"President & CEO, Marsh"}}],"security":"Common Stock","published_at":"2022-03-02T21:15:54.000Z","date":"2022-02-28","kind":"exercise","acquired":true,"shares":9450,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Vesting and distribution to reporting person of 9,450 shares underlying restricted stock units of which 5,228 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 9,450 shares underlying restricted stock units relate to 1,653 restricted stock units that were granted on February 19, 2019, 4,835 restricted stock units relating to performance stock units that were granted on February 19, 2019 for the performance period 2019-2021, 1,402 restricted stock units that were granted on February 19, 2020 and 1,560 restricted stock units that were granted on February 22, 2021."}],"balance_after":9479.096,"source":{"system":"sec-edgar","filing":"0001127602-22-007667","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/62709/000112760222007667/form4.xml","form_type":"4"}},{"id":2376843,"issuer":{"id":1501,"kind":"organization","name":"MARSH & MCLENNAN COMPANIES, INC.","symbol":"MRSH"},"owners":[{"id":28147,"kind":"person","name":"South Martin","position":1,"cik":"0001901227","reported_name":"South Martin","relationship":{"officer":true,"officer_title":"President & CEO, Marsh"}}],"security":"Restricted Stock Units","published_at":"2022-02-24T21:35:17.000Z","date":"2022-02-23","kind":"grant","acquired":true,"shares":4835,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis."},{"field":"kind","element":"transactionCoding","label":"F3","text":"These restricted stock units relate to performance stock units that were granted on February 19, 2019 for the performance period 2019-2021. The performance factor for these performance stock units was determined on February 23, 2022."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Not Applicable."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Not Applicable."}],"balance_after":19997,"derivative":{"underlying":"Common Stock","underlying_shares":4835},"source":{"system":"sec-edgar","filing":"0001127602-22-006575","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/62709/000112760222006575/form4.xml","form_type":"4"}},{"id":2376842,"issuer":{"id":1501,"kind":"organization","name":"MARSH & MCLENNAN COMPANIES, INC.","symbol":"MRSH"},"owners":[{"id":28147,"kind":"person","name":"South Martin","position":1,"cik":"0001901227","reported_name":"South Martin","relationship":{"officer":true,"officer_title":"President & CEO, Marsh"}}],"security":"Stock Options (Right to Buy)","published_at":"2022-02-24T21:35:17.000Z","date":"2022-02-23","kind":"grant","acquired":true,"shares":39837,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"These options were granted on February 23, 2022 and vest in four equal annual installments on February 23rd of 2023, 2024, 2025 and 2026."}],"balance_after":39837,"derivative":{"exercise_price":151.368,"expiration_date":"2032-02-22","underlying":"Common Stock","underlying_shares":39837},"source":{"system":"sec-edgar","filing":"0001127602-22-006575","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/62709/000112760222006575/form4.xml","form_type":"4"}}]}