Growth Metrics

Marsh & Mclennan Companies (MRSH) Shares Outstanding (Diluted Average) (2009 - 2026)

Marsh & Mclennan Companies posted quarterly Shares Outstanding (Diluted Average) of $486.0 million for Q1 2026, down 1.82% year-on-year from $495.0 million in Q1 2025, and down 1.62% on a QoQ basis from $494.0 million in Q4 2025.

Marsh & Mclennan Companies (MRSH) has 18 years of Shares Outstanding (Diluted Average) data on file, last reported at $486.0 million in Q1 2026.

  • For the quarter ending Q1 2026, Shares Outstanding (Diluted Average) fell 1.82% year-over-year to $486.0 million; the trailing twelve-month figure through Mar 2026 stood at $486.0 million (down 1.82% YoY), and the FY2025 full-year result was $494.0 million, changed 0.4% from the prior year.
  • Shares Outstanding (Diluted Average) for Q1 2026 stood at $486.0 million, down from $494.0 million in the prior quarter.
  • Across five years, Shares Outstanding (Diluted Average) topped out at $509.0 million in Q1 2022 and bottomed at $486.0 million in Q1 2026.
  • The 5-year median for Shares Outstanding (Diluted Average) is $497.0 million (2024), against an average of $498.2 million.
  • The widest annual swing landed in 2022, when Shares Outstanding (Diluted Average) retreated 1.95%; it then declined 0.4% in 2024.
  • A 5-year view of Shares Outstanding (Diluted Average) shows it stood at $505.0 million in 2022, then dropped by 1.19% to $499.0 million in 2023, then fell by 0.6% to $496.0 million in 2024, then retreated by 0.4% to $494.0 million in 2025, then retreated by 1.62% to $486.0 million in 2026.
  • The last three Shares Outstanding (Diluted Average) figures came in at $486.0 million (Q1 2026), $494.0 million (Q4 2025), and $494.0 million (Q3 2025), per Business Quant data.

Historic Data

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DateValue
Mar 31, 2026 486.00 Mn
Dec 31, 2025 494.00 Mn
Sep 30, 2025 494.00 Mn
Jun 30, 2025 495.00 Mn
Mar 31, 2025 495.00 Mn
Dec 31, 2024 496.00 Mn
Sep 30, 2024 496.00 Mn
Jun 30, 2024 497.00 Mn
Mar 31, 2024 497.00 Mn
Dec 31, 2023 499.00 Mn
Sep 30, 2023 499.00 Mn
Jun 30, 2023 499.00 Mn
Mar 31, 2023 500.00 Mn
Dec 31, 2022 505.00 Mn
Sep 30, 2022 503.00 Mn
Jun 30, 2022 506.00 Mn
Mar 31, 2022 509.00 Mn
Dec 31, 2021 513.00 Mn
Sep 30, 2021 513.00 Mn
Jun 30, 2021 514.00 Mn
Mar 31, 2021 514.00 Mn
Dec 31, 2020 512.00 Mn
Sep 30, 2020 511.00 Mn
Jun 30, 2020 511.00 Mn
Mar 31, 2020 510.00 Mn
Dec 31, 2019 511.00 Mn
Sep 30, 2019 511.00 Mn
Jun 30, 2019 511.00 Mn
Mar 31, 2019 511.00 Mn
Dec 31, 2018 511.00 Mn
Sep 30, 2018 510.00 Mn
Jun 30, 2018 513.00 Mn
Mar 31, 2018 514.00 Mn
Dec 31, 2017 519.00 Mn
Sep 30, 2017 520.00 Mn
Jun 30, 2017 520.00 Mn
Mar 31, 2017 522.00 Mn
Dec 31, 2016 524.00 Mn
Sep 30, 2016 523.00 Mn
Jun 30, 2016 525.00 Mn
Mar 31, 2016 526.00 Mn
Dec 31, 2015 536.00 Mn
Sep 30, 2015 540.00 Mn
Jun 30, 2015 541.00 Mn
Mar 31, 2015 545.00 Mn
Dec 31, 2014 553.00 Mn
Sep 30, 2014 554.00 Mn
Jun 30, 2014 556.00 Mn
Mar 31, 2014 556.00 Mn
Dec 31, 2013 558.00 Mn
Sep 30, 2013 558.00 Mn
Jun 30, 2013 559.00 Mn
Mar 31, 2013 557.00 Mn
Dec 31, 2012 552.00 Mn
Sep 30, 2012 552.00 Mn
Jun 30, 2012 553.00 Mn
Mar 31, 2012 551.00 Mn
Dec 31, 2011 551.00 Mn
Sep 30, 2011 549.00 Mn
Jun 30, 2011 554.00 Mn
Mar 31, 2011 552.00 Mn
Dec 31, 2010 544.00 Mn
Sep 30, 2010 543.00 Mn
Jun 30, 2010 545.00 Mn
Mar 31, 2010 536.00 Mn
Dec 31, 2009 524.00 Mn
Sep 30, 2009 522.00 Mn
Jun 30, 2009 523.00 Mn
Mar 31, 2009 515.00 Mn