Security key
G0403H108
Aon plc - class A ordinary shares of Aon plc, $0.01 nominal value (AON)
CUSIP: G0403H108
Q2 2023 13F Holders as of 30 Jun 2023
- Security type / class
- Equity / class A ordinary shares of Aon plc, $0.01 nominal value
- Total 13F shares
- 176,411,103
- Total 13F value
- $60,830,438,597
- Share change
- +757,993
- Put/Call ratio
- 149%
- SEC-reported price per share
- $345.20
- Number of holders
- 1,006
- Value change
- +$299,365,357
- Number of buys
- 396
- Number of sells
- 472
- Shares outstanding
- 213,613,104
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2023
Institutions
1,006
Top holders
10
AON full security history
Ownership snapshot
Full 13F holder table
Aon plc SEC filings
Aon plc company facts
Broader feeds
Ownership snapshot
Top reported holders of AON - Aon plc - class A ordinary shares of Aon plc, $0.01 nominal value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
0/15
Latest evidence
31 Mar 2023
13F
Highest disclosed value: $5,607,654,613
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC has the largest disclosed position value at $5.61B.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens VANGUARD GROUP INC's linked filing trail.
Disclosed position value
Top 5
VANGUARD GROUP INC
$5.61B
MASSACHUSETTS FINANCIAL SERVICES ...
$4.9B
BlackRock Finance, Inc.
$4.4B
Capital World Investors
$3.03B
STATE STREET CORP
$2.58B
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$5,607,654,613
17,785,704 shares
|
— | 31 Mar 2023 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
Company
|
—
denominator unverified
|
$4,895,457,699
15,526,841 shares
|
— | 31 Mar 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$4,397,426,402
13,947,244 shares
|
— | 31 Mar 2023 |
| Capital World Investors |
13F
Company
|
—
denominator unverified
|
$3,030,105,363
9,610,595 shares
|
— | 31 Mar 2023 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$2,584,743,666
8,198,004 shares
|
— | 31 Mar 2023 |
| Capital International Investors |
13F
Company
|
—
denominator unverified
|
$1,809,474,532
5,741,026 shares
|
— | 31 Mar 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1,006
Shares
176,411,103
Rows available
1,006
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2023 vs Q1 2023 Across Filers
Q1 2023 holders
994
Q2 2023 holders
1,006
Holder diff
12
| Investor | Q1 2023 Shares | Q2 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q2 2023 value | Value change | Value Chg % |
|---|