Position in AON
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$5,212,982,328
+$567,249 QoQ
Shares Held
15,716,429
-2.7% QoQ
Ownership
7.41%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#1
of 1,235 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority
Sole 91%
Shared 0%
None 9%
Common Shares in AON Over Time
Shares Held
Position Value (USD)
Position in Insurance Brokers
Financial Services · as of Jun 30, 2026BlackRock, Inc. holds $21,196,103,108 across 17 Insurance Brokers names. AON ranks #2 (24.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MRSH |
Marsh & Mclennan Companies, Inc.
|
39,502,046 | $6,583,805,994 | |
| 2 | AON |
Aon plc
This page
|
15,716,429 | $5,212,982,328 | |
| 3 | AJG |
Arthur J. Gallagher & Co.
|
19,822,870 | $4,550,736,257 | |
| 4 | WTW |
Willis Towers Watson PLC
|
8,314,002 | $2,173,030,694 | |
| 5 | BRO |
Brown & Brown, Inc.
|
22,113,344 | $1,418,571,008 | |
| 6 | ERIE |
Erie Indemnity Co
|
1,674,602 | $401,485,822 | |
| 7 | CRVL |
Corvel Corp
|
5,139,406 | $321,315,656 | |
| 8 | BWIN |
Baldwin Insurance Group, Inc.
|
7,251,950 | $192,756,824 |
All Filings in AON
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8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,212,982,328 | 15,716,429 | Shares | Sole | 2026-08-07 | |
| 2026-03-31 | $5,212,415,079 | 16,148,507 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $5,729,689,261 | 16,236,934 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $5,650,575,627 | 15,846,586 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $5,683,457,930 | 15,930,760 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $6,025,973,638 | 15,099,285 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $5,300,792,507 | 14,758,861 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $4,933,016,769 | 14,257,686 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||