CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in AON — Aon plc
CIK 1081019
WEST SACRAMENTO, CA
Position in AON
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$99,730,304
-$12,605,868 QoQ
Shares Held
308,973
-2.9% QoQ
Ownership
0.146%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AON Over Time
Shares Held
Position Value (USD)
Position in Insurance Brokers
Financial Services · as of Mar 31, 2026CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $386,227,677 across 13 Insurance Brokers names. AON ranks #2 (25.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MRSH |
Marsh & Mclennan Companies, Inc.
|
729,798 | $126,583,463 | |
| 2 | AON |
Aon plc
This page
|
308,973 | $99,730,304 | |
| 3 | AJG |
Arthur J. Gallagher & Co.
|
369,074 | $79,934,046 | |
| 4 | WTW |
Willis Towers Watson PLC
|
153,370 | $44,584,659 | |
| 5 | BRO |
Brown & Brown, Inc.
|
336,695 | $21,955,880 | |
| 6 | ERIE |
Erie Indemnity Co
|
28,598 | $7,186,963 | |
| 7 | BWIN |
Baldwin Insurance Group, Inc.
|
97,862 | $2,147,092 | |
| 8 | CRVL |
Corvel Corp
|
29,150 | $1,593,047 |
All Filings in AON
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $99,730,304 | 308,973 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $112,336,172 | 318,341 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $116,093,176 | 325,574 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $111,529,597 | 312,618 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $123,642,871 | 309,812 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $112,881,833 | 314,294 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $111,446,492 | 322,109 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $95,719,703 | 326,043 | Shares | Sole | 2025-04-08 | |
| 2024-03-31 | $111,016,296 | 332,663 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $96,548,795 | 331,760 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $105,993,029 | 326,917 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $117,459,823 | 340,266 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $110,407,621 | 350,178 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $107,559,070 | 358,363 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $95,820,313 | 357,712 | Shares | Sole | 2022-11-21 | |
| 2022-06-30 | $97,998,475 | 363,388 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $122,220,010 | 375,334 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $105,025,582 | 349,433 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $96,589,116 | 337,996 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $82,452,662 | 345,337 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $85,860,253 | 373,127 | Shares | Sole | 2021-05-18 | |
| 2020-12-31 | $81,232,892 | 384,498 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $79,227,245 | 384,039 | Shares | Sole | 2020-11-17 | |
| 2020-06-30 | $73,524,664 | 381,748 | Shares | Sole | 2020-08-17 | |
| No filing history on record for this holder in this stock. | ||||||