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Aon-A (AON)
NYSE
$320.71+$7.07 (+2.26%)
Price as of Jun 23, 2026 5:52 PM EDT- $67.0BMarket Cap
- -12.08%1-Year Change
- Insurance BrokersIndustry
Aon-A (AON)
$320.71+$7.07 (+2.26%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD GROUP INC | 9.44% | 20.2M | +191,658 (+0.95%) | Dec 31, 2025 |
BLACKROCK, INC. | 7.56% | 16.1M | -88,427 (-0.55%) | Mar 31, 2026 |
BLACKROCK INC. | 7.15% | 15.3M | +781,417 (+5.12%) | Jun 30, 2024 |
BLACKROCK FUNDING, INC. /DE | 6.91% | 14.8M | +501,175 (+3.40%) | Dec 31, 2024 |
N/A | 6.36% | 13.6M | +13.6M (+100.00%) | Mar 31, 2026 |
CAPITAL WORLD INVESTORS | 5.37% | 11.5M | -775,116 (-6.75%) | Mar 31, 2026 |
STATE STREET CORP | 4.32% | 9.2M | +15,800 (+0.17%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
JANUS INVESTMENT FUND | 21.18% | 45.2M | 0 (0.00%) | Mar 31, 2026 |
LORD ABBETT INVESTMENT TRUST | 9.85% | 21.0M | 0 (0.00%) | Feb 28, 2026 |
METROPOLITAN WEST FUNDS | 8.91% | 19.0M | 0 (0.00%) | Mar 31, 2026 |
JANUS ASPEN SERIES | 7.38% | 15.8M | 0 (0.00%) | Mar 31, 2026 |
VANGUARD INDEX FUNDS | 6.57% | 14.0M | +77,443 (+0.55%) | Mar 31, 2026 |
MML Series Investment Fund II | 5.62% | 12.0M | 0 (0.00%) | Mar 31, 2026 |
TRANSAMERICA FUNDS | 5.10% | 10.9M | 0 (0.00%) | Apr 30, 2026 |
Current Ownership Distribution
- Institutions3.3B (55.11%)
- Mutual Funds2.7B (44.54%)
- Insiders21.4M (0.35%)
- Other0 (0.00%)
Insider Transactions
- 0.35% (21.4M)Current InsiderOwnership (%, shares)
- 1Number of InsiderBuying (last 12 months)
- $44.4MAmount of InsiderBuying (last 12 months)
- 1Number of InsiderSelling (last 12 months)
- $20.2MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Goltermann Lori CEO, Regions & North America | Exempt | Mar 13, 2026 | $0.00 | 228 | $0.00 | 0 |
Marcell Andy Global CEO, Solution Lines | Exempt | Mar 13, 2026 | $0.00 | 1,166 | $0.00 | 0 |
Goltermann Lori CEO, Regions & North America | Exempt | Mar 13, 2026 | $0.00 | 290 | $0.00 | 580 |
Marcell Andy Global CEO, Solution Lines | Exempt | Mar 13, 2026 | $0.00 | 464 | $0.00 | 928 |
Goltermann Lori CEO, Regions & North America | Exempt | Mar 13, 2026 | $0.00 | 228 | $0.00 | 6,731 |
Marcell Andy Global CEO, Solution Lines | Exempt | Mar 13, 2026 | $0.00 | 1,166 | $0.00 | 9,149 |
Goltermann Lori CEO, Regions & North America | In Kind | Mar 13, 2026 | $31,876.48 | 99 | $321.41 | 6,632 |
Marcell Andy Global CEO, Solution Lines | In Kind | Mar 13, 2026 | $182,504.63 | 568 | $321.41 | 8,582 |
Goltermann Lori CEO, Regions & North America | Exempt | Mar 13, 2026 | $0.00 | 290 | $0.00 | 6,922 |
Marcell Andy Global CEO, Solution Lines | Exempt | Mar 13, 2026 | $0.00 | 464 | $0.00 | 9,046 |
Goltermann Lori CEO, Regions & North America | In Kind | Mar 13, 2026 | $40,544.91 | 126 | $321.41 | 6,795 |
Marcell Andy Global CEO, Solution Lines | In Kind | Mar 13, 2026 | $72,626.13 | 226 | $321.41 | 8,820 |
Zeidel Darren General Counsel | Sell | Feb 26, 2026 | $1.4M | 4,300 | $329.72 | 15,954 |
Case Gregory C President & CEO | Gift | Feb 19, 2026 | $0.00 | 7,500 | $0.00 | 29,912 |
Case Gregory C President & CEO | Gift | Feb 19, 2026 | $0.00 | 7,500 | $0.00 | 22,412 |
Case Gregory C President & CEO | Gift | Feb 19, 2026 | $0.00 | 11,206 | $0.00 | 11,206 |
Case Gregory C President & CEO | Gift | Feb 19, 2026 | $0.00 | 11,206 | $0.00 | 0 |
Case Gregory C President & CEO | Gift | Feb 19, 2026 | $0.00 | 11,206 | $0.00 | 175,170 |
Case Gregory C President & CEO | Gift | Feb 19, 2026 | $0.00 | 11,206 | $0.00 | 175,169 |
Stevens Lisa Chief Administrative Officer | Gift | Feb 18, 2026 | $0.00 | 32 | $0.00 | 26,321 |
Zeidel Darren General Counsel | Sell | Feb 17, 2026 | $1.6M | 5,040 | $325.79 | 20,254 |
Case Gregory C President & CEO | Exempt | Feb 17, 2026 | $0.00 | 2,357 | $0.00 | 0 |
Case Gregory C President & CEO | Exempt | Feb 17, 2026 | $0.00 | 2,357 | $0.00 | 941,139 |
Case Gregory C President & CEO | In Kind | Feb 17, 2026 | $326,512.50 | 1,002 | $325.96 | 940,137 |
Case Gregory C President & CEO | Gift | Feb 17, 2026 | $0.00 | 3,214 | $0.00 | 936,923 |
Case Gregory C President & CEO | Gift | Feb 17, 2026 | $0.00 | 3,214 | $0.00 | 933,709 |
Case Gregory C President & CEO | Gift | Feb 17, 2026 | $0.00 | 3,214 | $0.00 | 132,243 |
Case Gregory C President & CEO | Gift | Feb 17, 2026 | $0.00 | 3,214 | $0.00 | 132,243 |
Stevens Lisa Chief Administrative Officer | Exempt | Feb 13, 2026 | $0.00 | 1,451 | $0.00 | 0 |
Zeidel Darren General Counsel | Exempt | Feb 13, 2026 | $0.00 | 871 | $0.00 | 0 |