Growth Metrics

Marsh & Mclennan Companies (MRSH) Tax Rate (2009 - 2026)

Marsh & Mclennan Companies posted quarterly Tax Rate of 24.98% for Q1 2026, up 227.0% year-on-year from 7.64% in Q1 2025, and up 18.84% on a QoQ basis from 21.02% in Q4 2025.

Marsh & Mclennan Companies (MRSH) has 18 years of Tax Rate data on file, last reported at 24.98% in Q1 2026.

  • For the quarter ending Q1 2026, Tax Rate rose 227.0% year-over-year to 24.98%; the trailing twelve-month figure through Mar 2026 stood at 24.28% (down 21.0% YoY), and the FY2025 full-year result was 23.56%, down 131.0% from the prior year.
  • Tax Rate for Q1 2026 stood at 24.98%, up from 21.02% in the prior quarter.
  • Across five years, Tax Rate topped out at 27.34% in Q3 2024 and bottomed at 20.61% in Q4 2024.
  • The 5-year median for Tax Rate is 24.69% (2022), against an average of 24.22%.
  • The widest annual swing landed in 2022, when Tax Rate soared 714 bps; it then plunged 639 bps in 2024.
  • A 5-year view of Tax Rate shows it stood at 23.16% in 2022, then gained by 17 bps to 27.0% in 2023, then retreated by 24 bps to 20.61% in 2024, then climbed by 2 bps to 21.02% in 2025, then gained by 19 bps to 24.98% in 2026.
  • The last three Tax Rate figures came in at 24.98% (Q1 2026), 21.02% (Q4 2025), and 25.05% (Q3 2025), per Business Quant data.

Historic Data

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DateValue
Mar 31, 2026 24.98
Mar 31, 2026 24.98
Dec 31, 2025 21.02
Dec 31, 2025 21.02
Sep 30, 2025 25.05
Sep 30, 2025 25.05
Jun 30, 2025 25.21
Jun 30, 2025 25.21
Mar 31, 2025 22.71
Mar 31, 2025 22.71
Dec 31, 2024 20.61
Dec 31, 2024 20.61
Sep 30, 2024 27.34
Sep 30, 2024 27.34
Jun 30, 2024 27.16
Jun 30, 2024 27.16
Mar 31, 2024 23.89
Mar 31, 2024 23.89
Dec 31, 2023 27.00
Dec 31, 2023 27.00
Sep 30, 2023 20.65
Sep 30, 2023 20.65
Jun 30, 2023 24.35
Jun 30, 2023 24.35
Mar 31, 2023 24.76
Mar 31, 2023 24.76
Dec 31, 2022 23.16
Dec 31, 2022 23.16
Sep 30, 2022 24.69
Sep 30, 2022 24.69
Jun 30, 2022 25.46
Jun 30, 2022 25.46
Mar 31, 2022 23.74
Mar 31, 2022 23.74
Dec 31, 2021 16.02
Dec 31, 2021 16.02
Sep 30, 2021 24.30
Sep 30, 2021 24.30
Jun 30, 2021 31.60
Jun 30, 2021 31.60
Mar 31, 2021 24.51
Mar 31, 2021 24.51
Dec 31, 2020 29.81
Dec 31, 2020 29.81
Sep 30, 2020 30.28
Sep 30, 2020 30.28
Jun 30, 2020 26.30
Jun 30, 2020 26.30
Mar 31, 2020 23.83
Mar 31, 2020 23.83
Dec 31, 2019 25.42
Dec 31, 2019 25.42
Sep 30, 2019 26.09
Sep 30, 2019 26.09
Jun 30, 2019 37.45
Jun 30, 2019 37.45
Mar 31, 2019 22.99
Mar 31, 2019 22.99
Dec 31, 2018 29.02
Dec 31, 2018 29.02
Sep 30, 2018 27.53
Sep 30, 2018 27.53
Jun 30, 2018 25.45
Jun 30, 2018 25.45
Mar 31, 2018 24.02
Mar 31, 2018 24.02
Dec 31, 2017 95.64
Dec 31, 2017 95.64
Sep 30, 2017 26.07
Sep 30, 2017 26.07
Jun 30, 2017 28.69
Jun 30, 2017 28.69
Mar 31, 2017 23.24
Mar 31, 2017 23.24
Dec 31, 2016 25.00
Dec 31, 2016 25.00
Sep 30, 2016 26.86
Sep 30, 2016 26.86
Jun 30, 2016 29.52
Jun 30, 2016 29.52
Mar 31, 2016 28.57
Mar 31, 2016 28.57
Dec 31, 2015 31.03
Dec 31, 2015 31.03
Sep 30, 2015 28.01
Sep 30, 2015 28.01
Jun 30, 2015 27.90
Jun 30, 2015 27.90
Mar 31, 2015 29.26
Mar 31, 2015 29.26
Dec 31, 2014 26.90
Dec 31, 2014 26.90
Sep 30, 2014 29.40
Sep 30, 2014 29.40
Jun 30, 2014 27.63
Jun 30, 2014 27.63
Mar 31, 2014 29.58
Mar 31, 2014 29.58
Dec 31, 2013 29.91
Dec 31, 2013 29.91
Sep 30, 2013 32.11
Sep 30, 2013 32.11
Jun 30, 2013 29.08
Jun 30, 2013 29.08
Mar 31, 2013 29.93
Mar 31, 2013 29.93
Dec 31, 2012 28.38
Dec 31, 2012 28.38
Sep 30, 2012 26.79
Sep 30, 2012 26.79
Jun 30, 2012 29.81
Jun 30, 2012 29.81
Mar 31, 2012 30.18
Mar 31, 2012 30.18
Dec 31, 2011 29.07
Dec 31, 2011 29.07
Sep 30, 2011 32.83
Sep 30, 2011 32.83
Jun 30, 2011 31.08
Jun 30, 2011 31.08
Mar 31, 2011 28.64
Mar 31, 2011 28.64
Dec 31, 2010 35.57
Dec 31, 2010 35.57
Sep 30, 2010 30.05
Sep 30, 2010 30.05
Jun 30, 2010 67.42
Jun 30, 2010 67.42
Mar 31, 2010 27.32
Mar 31, 2010 27.32
Dec 31, 2009 91.94
Dec 31, 2009 91.94
Sep 30, 2009 -28.57
Sep 30, 2009 -28.57
Jun 30, 2009 21.89
Jun 30, 2009 21.89