Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 26 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 18, 2006 AON M 2,551 · · 4,949 Direct -34.01% Disposed (price as of 2026-10-02)
Aug. 18, 2006 AON M 2,551 $19.70 $50,255 64,733 Direct +4.10% Acquired 1267.8% (price as of 2026-10-02)
March 19, 2006 AON M 750 · · 3,000 Direct -20.00% Disposed (price as of 2026-10-02)
March 19, 2006 AON F 221 $41.36 $9,141 62,182 Direct -0.35% Disposed 551.5% (price as of 2026-10-02)
March 19, 2006 AON M 750 · · 62,403 Direct +1.22% Acquired (price as of 2026-10-02)
March 17, 2006 AON M 143 · · 499 Direct -22.27% Disposed (price as of 2026-10-02)
March 17, 2006 AON F 43 $41.36 $1,778 61,653 Direct -0.07% Disposed 551.5% (price as of 2026-10-02)
March 17, 2006 AON M 143 · · 61,696 Direct +0.23% Acquired (price as of 2026-10-02)
March 16, 2006 AON A 1,275 · · 1,275 Direct · Acquired (price as of 2026-10-02)
March 14, 2006 AON M 4,500 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
March 14, 2006 AON F 1,326 $40.53 $53,743 61,553 Direct -2.11% Disposed 564.8% (price as of 2026-10-02)
March 14, 2006 AON M 4,500 · · 62,879 Direct +7.71% Acquired (price as of 2026-10-02)
July 14, 2005 AON A 20,000 · · 20,000 Direct · Acquired (price as of 2026-10-02)
July 14, 2005 AON A 5,000 · · 5,000 Direct · Acquired (price as of 2026-10-02)
March 19, 2005 AON M 750 · · 3,750 Direct -16.67% Disposed (price as of 2026-10-02)
March 19, 2005 AON M 750 $22.94 $17,205 58,379 Direct +1.30% Acquired 1074.6% (price as of 2026-10-02)
March 17, 2005 AON A 642 · · 642 Direct · Acquired (price as of 2026-10-02)
March 14, 2005 AON M 2,250 · · 4,500 Direct -33.33% Disposed (price as of 2026-10-02)
March 14, 2005 AON M 2,250 $24.11 $54,248 57,629 Direct +4.06% Acquired 1017.6% (price as of 2026-10-02)
March 19, 2004 AON M 750 · · 4,500 Direct -14.29% Disposed (price as of 2026-10-02)
March 19, 2004 AON M 750 $27.01 $20,258 55,379 Direct +1.37% Acquired 897.6% (price as of 2026-10-02)
March 14, 2004 AON M 2,250 · · 6,750 Direct -25.00% Disposed (price as of 2026-10-02)
March 14, 2004 AON M 2,250 $26.65 $59,962 54,629 Direct +4.30% Acquired 911.1% (price as of 2026-10-02)
March 14, 2004 AON M 2,250 · · 11,250 Direct -16.67% Disposed (price as of 2026-10-02)
March 14, 2004 AON F 687 $26.65 $18,309 53,942 Direct -1.26% Disposed 911.1% (price as of 2026-10-02)
March 14, 2004 AON M 2,250 $26.65 $59,962 54,629 Direct +4.30% Acquired 911.1% (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Aug. 18, 2006 AON Employee Stock Option (Right to Buy) Common Stock (2,551) $19.70 March 20, 2013 2,551 Disposed
March 19, 2006 AON Restricted Stock Unit Award (Right to Receive) Common Stock (750) · March 19, 2006 750 Disposed
March 17, 2006 AON Restricted Stock Unit Award (Right to Receive) Common Stock (143) · March 17, 2006 143 Disposed
March 16, 2006 AON Restricted Stock Unit Award (Right to Receive) Common Stock (1,275) · March 16, 2009 1,275 Acquired
March 14, 2006 AON Stock Award (Right to Receive) Common Stock (4,500) · March 14, 2006 4,500 Disposed
July 14, 2005 AON Employee Stock Option (Right to Buy) Common Stock (20,000) $25.51 July 14, 2015 20,000 Acquired
July 14, 2005 AON Stock Award (Right to Receive) Common Stock (5,000) · July 14, 2010 5,000 Acquired
March 19, 2005 AON Stock Award (Right to Receive) Common Stock (750) · March 19, 2005 750 Disposed
March 17, 2005 AON Stock Award (Right to Receive) Common Stock (642) · March 17, 2008 642 Acquired
March 14, 2005 AON Common Stock Common Stock (2,250) · March 14, 2005 2,250 Disposed
March 19, 2004 AON Common Stock Common Stock (750) · March 19, 2004 750 Disposed
March 14, 2004 AON Common Stock Common Stock (2,250) · March 14, 2004 2,250 Disposed
March 14, 2004 AON Common Stock Common Stock (2,250) · March 14, 2004 2,250 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

AON

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2001 $435,961 $255,000 · · · · $47,956 ·
2000 $425,000 · · · · · $44,022 ·

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.