Position in AON
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$35,921,540
-$2,280,895 QoQ
Shares Held
111,288
+2.8% QoQ
Ownership
0.052%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
24 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in AON 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. AON ranks #2 (23.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MRSH |
Marsh & Mclennan Companies, Inc.
|
262,462 | $45,524,033 | |
| 2 | AON |
Aon plc
This page
|
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 AON
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $35,921,540 | 111,288 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $38,202,435 | 108,259 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $39,025,184 | 109,443 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $37,711,672 | 105,706 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $44,410,735 | 111,280 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $38,658,186 | 107,635 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $38,682,027 | 111,801 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $31,413,060 | 107,000 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $36,160,230 | 108,355 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $34,592,383 | 118,866 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $35,234,932 | 108,676 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $38,508,440 | 111,554 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $41,465,994 | 131,517 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $33,793,062 | 112,591 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $33,747,334 | 125,984 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $41,535,574 | 154,018 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $52,145,085 | 160,136 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $74,850,260 | 249,036 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $72,084,053 | 252,245 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $107,232,607 | 449,123 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $143,896,297 | 625,337 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $141,318,291 | 668,899 | Shares | Sole | 2021-02-03 | |
| 2020-09-30 | $140,131,131 | 679,259 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $148,924,098 | 773,230 | Shares | Sole | 2020-08-12 | |
| No filing history on record for this holder in this stock. | ||||||