STATE OF WISCONSIN INVESTMENT BOARD
Position in MRSH — Marsh & Mclennan Companies, Inc.
CIK 854157
MADISON, WI
Position in MRSH
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$45,524,033
-$1,788,390 QoQ
Shares Held
262,462
+2.9% QoQ
Ownership
0.054%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MRSH Over Time
Shares Held
Position Value (USD)
Position in Insurance Brokers
Financial Services · as of Mar 31, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $154,094,225 across 12 Insurance Brokers names. MRSH ranks #1 (29.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MRSH |
Marsh & Mclennan Companies, Inc.
This page
|
262,462 | $45,524,033 | |
| 2 | AON |
Aon plc
|
111,288 | $35,921,540 | |
| 3 | AJG |
Arthur J. Gallagher & Co.
|
139,518 | $30,216,808 | |
| 4 | WTW |
Willis Towers Watson PLC
|
51,262 | $14,901,863 | |
| 5 | BRO |
Brown & Brown, Inc.
|
175,013 | $11,412,597 | |
| 6 | BWIN |
Baldwin Insurance Group, Inc.
|
367,911 | $8,071,967 | |
| 7 | ERIE |
Erie Indemnity Co
|
14,294 | $3,592,225 | |
| 8 | GSHD |
Goosehead Insurance, Inc.
|
70,327 | $3,000,149 |
All Filings in MRSH
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $45,524,033 | 262,462 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $47,312,423 | 255,026 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $54,080,777 | 268,351 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $59,614,819 | 272,662 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $69,747,434 | 285,815 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $64,669,923 | 304,458 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $70,994,376 | 318,232 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $63,381,836 | 300,787 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $66,166,543 | 321,228 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $61,877,681 | 326,583 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $60,430,716 | 317,555 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $80,341,193 | 427,165 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $70,414,841 | 422,785 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $72,634,301 | 438,931 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $70,902,747 | 474,933 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $80,031,685 | 515,502 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $94,566,058 | 554,900 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $93,860,887 | 539,989 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $89,136,240 | 588,630 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $100,486,879 | 714,294 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $74,630,392 | 612,729 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $56,325,906 | 481,418 | Shares | Sole | 2021-02-03 | |
| 2020-09-30 | $42,030,668 | 366,440 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $30,830,329 | 287,141 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $21,542,805 | 249,165 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||