MARSH & MCLENNAN COS INC

Ticker: MRSH CUSIP: 571748102 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 255,026 Value ($000) $47,312 Avg Close $186.43 Range $173.30 - $207.83

Q3 2025

Shares 268,351 Value ($000) $54,081 Avg Close $204.01 Range $193.16 - $217.79

Q2 2025

Shares 272,662 Value ($000) $59,615 Avg Close $223.19 Range $207.03 - $245.83

Q1 2025

Shares 285,815 Value ($000) $69,747 Avg Close $223.35 Range $202.92 - $243.01

Q4 2024

Shares 304,458 Value ($000) $64,670 Avg Close $217.77 Range $205.01 - $231.80

Q3 2024

Shares 318,232 Value ($000) $70,994 Avg Close $216.92 Range $203.69 - $227.83

Q2 2024

Shares 300,787 Value ($000) $63,382 Avg Close $200.17 Range $190.69 - $211.90

Q1 2024

Shares 321,228 Value ($000) $66,167 Avg Close $193.37 Range $182.28 - $203.67

Q4 2023

Shares 326,583 Value ($000) $61,878 Avg Close $186.95 Range $177.61 - $196.74

Q3 2023

Shares 317,555 Value ($000) $60,431 Avg Close $184.60 Range $176.10 - $192.52

Q2 2023

Shares 427,165 Value ($000) $80,341 Avg Close $170.44 Range $158.35 - $182.02

Q1 2023

Shares 422,785 Value ($000) $70,415 Avg Close $159.32 Range $144.98 - $169.70

Q4 2022

Shares 438,931 Value ($000) $72,634 Avg Close $155.95 Range $140.95 - $169.03

Q3 2022

Shares 474,933 Value ($000) $70,903 Avg Close $152.34 Range $138.65 - $166.00

Q2 2022

Shares 515,502 Value ($000) $80,032 Avg Close $151.71 Range $135.36 - $173.83

Q1 2022

Shares 554,900 Value ($000) $94,566 Avg Close $148.65 Range $134.43 - $164.01

Q4 2021

Shares 539,989 Value ($000) $93,861 Avg Close $156.21 Range $141.53 - $165.13

Q3 2021

Shares 588,630 Value ($000) $89,136 Avg Close $141.63 Range $128.41 - $152.48

Q2 2021

Shares 714,294 Value ($000) $100,487 Avg Close $125.21 Range $112.59 - $132.40

Q1 2021

Shares 612,729 Value ($000) $74,630 Avg Close $107.02 Range $98.83 - $113.89

Q4 2020

Shares 481,418 Value ($000) $56,326 Avg Close $105.23 Range $94.36 - $110.82

Q3 2020

Shares 366,440 Value ($000) $42,031 Avg Close $105.63 Range $97.93 - $111.90

Q2 2020

Shares 287,141 Value ($000) $30,830 Avg Close $93.00 Range $71.99 - $103.18

Q1 2020

Shares 249,165 Value ($000) $21,543 Avg Close $97.35 Range $67.78 - $109.87

Q4 2019

Shares 422,083 Value ($000) $47,024 Avg Close $95.06 Range $86.01 - $104.01

Q3 2019

Shares 470,594 Value ($000) $47,083 Avg Close $90.54 Range $85.70 - $93.91

Q2 2019

Shares 494,432 Value ($000) $49,320 Avg Close $86.29 Range $82.49 - $90.62

Q1 2019

Shares 501,641 Value ($000) $47,104 Avg Close $79.33 Range $69.39 - $85.50

Q4 2018

Shares 512,438 Value ($000) $40,867 Avg Close $74.46 Range $66.23 - $80.27

Q3 2018

Shares 519,283 Value ($000) $42,955 Avg Close $75.30 Range $71.83 - $78.35

Q2 2018

Shares 483,421 Value ($000) $39,626 Avg Close $72.21 Range $69.38 - $74.98

Q1 2018

Shares 467,092 Value ($000) $38,577 Avg Close $72.87 Range $69.13 - $75.89

Q4 2017

Shares 468,526 Value ($000) $38,133 Avg Close $72.87 Range $70.08 - $76.08

Q3 2017

Shares 467,571 Value ($000) $39,187 Avg Close $69.18 Range $66.77 - $73.79

Q2 2017

Shares 435,611 Value ($000) $33,960 Avg Close $65.59 Range $62.21 - $70.09

Q1 2017

Shares 329,761 Value ($000) $24,366 Avg Close $61.73 Range $57.29 - $65.47

Q4 2016

Shares 267,625 Value ($000) $18,089 Avg Close $57.67 Range $53.49 - $60.18

Q3 2016

Shares 316,574 Value ($000) $21,290 Avg Close $57.32 Range $55.91 - $58.65

Q2 2016

Shares 326,274 Value ($000) $22,337 Avg Close $54.66 Range $50.84 - $58.55

Q1 2016

Shares 381,734 Value ($000) $23,206 Avg Close $47.39 Range $42.68 - $51.78

Q4 2015

Shares 397,524 Value ($000) $22,043 Avg Close $46.40 Range $42.63 - $48.51

Q3 2015

Shares 400,964 Value ($000) $20,938 Avg Close $46.73 Range $42.51 - $49.38

Q2 2015

Shares 412,114 Value ($000) $23,367 Avg Close $48.09 Range $46.11 - $50.08

Q1 2015

Shares 477,153 Value ($000) $26,763 Avg Close $46.67 Range $44.22 - $48.27

Q4 2014

Shares 624,811 Value ($000) $35,764 Avg Close $45.21 Range $40.02 - $48.56

Q3 2014

Shares 600,341 Value ($000) $31,422 Avg Close $42.74 Range $40.97 - $44.10

Q2 2014

Shares 746,923 Value ($000) $38,706 Avg Close $40.50 Range $38.06 - $42.84

Q1 2014

Shares 870,882 Value ($000) $42,934 Avg Close $38.81 Range $35.81 - $41.06

Q4 2013

Shares 763,510 Value ($000) $36,923 Avg Close $37.39 Range $33.79 - $39.29

Q3 2013

Shares 581,666 Value ($000) $25,332 Avg Close $33.72 Range $31.78 - $35.90

Q2 2013

Shares 628,086 Value ($000) $25,073 Avg Close $31.19 Range $29.36 - $33.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	255,026	$47,312	$186.43	$173.30 - $207.83
Q3 2025	268,351	$54,081	$204.01	$193.16 - $217.79
Q2 2025	272,662	$59,615	$223.19	$207.03 - $245.83
Q1 2025	285,815	$69,747	$223.35	$202.92 - $243.01
Q4 2024	304,458	$64,670	$217.77	$205.01 - $231.80
Q3 2024	318,232	$70,994	$216.92	$203.69 - $227.83
Q2 2024	300,787	$63,382	$200.17	$190.69 - $211.90
Q1 2024	321,228	$66,167	$193.37	$182.28 - $203.67
Q4 2023	326,583	$61,878	$186.95	$177.61 - $196.74
Q3 2023	317,555	$60,431	$184.60	$176.10 - $192.52
Q2 2023	427,165	$80,341	$170.44	$158.35 - $182.02
Q1 2023	422,785	$70,415	$159.32	$144.98 - $169.70
Q4 2022	438,931	$72,634	$155.95	$140.95 - $169.03
Q3 2022	474,933	$70,903	$152.34	$138.65 - $166.00
Q2 2022	515,502	$80,032	$151.71	$135.36 - $173.83
Q1 2022	554,900	$94,566	$148.65	$134.43 - $164.01
Q4 2021	539,989	$93,861	$156.21	$141.53 - $165.13
Q3 2021	588,630	$89,136	$141.63	$128.41 - $152.48
Q2 2021	714,294	$100,487	$125.21	$112.59 - $132.40
Q1 2021	612,729	$74,630	$107.02	$98.83 - $113.89
Q4 2020	481,418	$56,326	$105.23	$94.36 - $110.82
Q3 2020	366,440	$42,031	$105.63	$97.93 - $111.90
Q2 2020	287,141	$30,830	$93.00	$71.99 - $103.18
Q1 2020	249,165	$21,543	$97.35	$67.78 - $109.87
Q4 2019	422,083	$47,024	$95.06	$86.01 - $104.01
Q3 2019	470,594	$47,083	$90.54	$85.70 - $93.91
Q2 2019	494,432	$49,320	$86.29	$82.49 - $90.62
Q1 2019	501,641	$47,104	$79.33	$69.39 - $85.50
Q4 2018	512,438	$40,867	$74.46	$66.23 - $80.27
Q3 2018	519,283	$42,955	$75.30	$71.83 - $78.35
Q2 2018	483,421	$39,626	$72.21	$69.38 - $74.98
Q1 2018	467,092	$38,577	$72.87	$69.13 - $75.89
Q4 2017	468,526	$38,133	$72.87	$70.08 - $76.08
Q3 2017	467,571	$39,187	$69.18	$66.77 - $73.79
Q2 2017	435,611	$33,960	$65.59	$62.21 - $70.09
Q1 2017	329,761	$24,366	$61.73	$57.29 - $65.47
Q4 2016	267,625	$18,089	$57.67	$53.49 - $60.18
Q3 2016	316,574	$21,290	$57.32	$55.91 - $58.65
Q2 2016	326,274	$22,337	$54.66	$50.84 - $58.55
Q1 2016	381,734	$23,206	$47.39	$42.68 - $51.78
Q4 2015	397,524	$22,043	$46.40	$42.63 - $48.51
Q3 2015	400,964	$20,938	$46.73	$42.51 - $49.38
Q2 2015	412,114	$23,367	$48.09	$46.11 - $50.08
Q1 2015	477,153	$26,763	$46.67	$44.22 - $48.27
Q4 2014	624,811	$35,764	$45.21	$40.02 - $48.56
Q3 2014	600,341	$31,422	$42.74	$40.97 - $44.10
Q2 2014	746,923	$38,706	$40.50	$38.06 - $42.84
Q1 2014	870,882	$42,934	$38.81	$35.81 - $41.06
Q4 2013	763,510	$36,923	$37.39	$33.79 - $39.29
Q3 2013	581,666	$25,332	$33.72	$31.78 - $35.90
Q2 2013	628,086	$25,073	$31.19	$29.36 - $33.32