MarketPeel
Insider Trading Intelligence
LK

Lester B. Knight

AON
DIRECTOR · AON PLC · CIK 0001023262
FILING MIX · LIFETIME90%/10%
BUYS
27
SELLS
3
TOTAL VALUE
$41.43M
COMPANIES
1
ACTIVE SINCE
May 2020
HOLDINGS NOW
5,227
AVG SELL PX
$331.06
TRADE KIND
SHOWING 30 / 30
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
15 backtested trades · 8 horizons · 3 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Lester B. Knight, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d15+86.67%+3.57%+0.73%+2.84%+2.82%
14d15+86.67%+3.77%+1.21%+2.56%+1.13%
30d15+66.67%+4.14%+3.15%+0.99%+2.19%
60d15+80.00%+5.42%+2.61%+2.81%+3.60%
90d15+86.67%+9.42%+7.36%+2.06%+1.48%
180d15(1 pending)+85.71%+14.97%+10.02%+4.95%+4.86%
1y15(1 pending)+100.00%+26.01%+15.22%+10.79%+14.99%
2y15(1 pending)+85.71%+24.53%+25.51%-0.98%+3.03%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
AON · 5,227 shares · as of Jun 25, 2026
035,75071,500107,250143,000202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 27 buys / 3 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
AON
AON PLC
PURCHASEGRANT
Stock grant
1,4885,227Jun 25, 2026Jun 29, 2026View →
AON
AON PLC
PURCHASE
4,000$319.24$1.28M143,000Feb 10, 2026Feb 12, 2026View →
AON
AON PLC
SALEGRANT
Gift
7,87826,033Dec 5, 2025Dec 9, 2025View →
AON
AON PLC
PURCHASEGRANT
Stock grant
1,2733,739Jun 26, 2025Jun 30, 2025View →
AON
AON PLC
SALE
55,0000Aug 6, 2024Aug 8, 2024View →
AON
AON PLC
PURCHASEGRANT
Stock grant
1,5172,466Jun 20, 2024Jun 24, 2024View →
AON
AON PLC
PURCHASE
1,109$277.50$307.7K139,000May 3, 2024May 7, 2024View →
AON
AON PLC
PURCHASE
2,425.5$276.72$671.2K53,891May 3, 2024May 7, 2024View →
AON
AON PLC
PURCHASE
1,465.5$275.76$404.1K135,465.5May 3, 2024May 7, 2024View →
AON
AON PLC
PURCHASE
2,425.5$276.72$671.2K137,891May 3, 2024May 7, 2024View →
AON
AON PLC
PURCHASE
1,109$277.50$307.7K55,000May 3, 2024May 7, 2024View →
AON
AON PLC
PURCHASE
1,465.5$275.76$404.1K51,465.5May 3, 2024May 7, 2024View →
AON
AON PLC
PURCHASE
25,000$301.97$7.55M50,000Feb 7, 2024Feb 9, 2024View →
AON
AON PLC
PURCHASE
25,000$301.97$7.55M134,000Feb 7, 2024Feb 9, 2024View →
AON
AON PLC
PURCHASEGRANT
Gift
20,50030,525Nov 10, 2023Nov 14, 2023View →
AON
AON PLC
SALE
365$331.06$120.8K4,335Jun 15, 2023Jun 20, 2023View →
AON
AON PLC
PURCHASEGRANT
Stock grant
1,3144,700Jun 15, 2023Jun 20, 2023View →
AON
AON PLC
PURCHASEGRANT
Stock grant
1,6663,386Jun 17, 2022Jun 22, 2022View →
AON
AON PLC
PURCHASE
10,000$286.60$2.87M25,000May 5, 2022May 9, 2022View →
AON
AON PLC
PURCHASE
4,000$286.53$1.15M109,000May 5, 2022May 9, 2022View →
AON
AON PLC
PURCHASE
2,100$264.38$555.2K105,000Aug 4, 2021Aug 9, 2021View →
AON
AON PLC
PURCHASE
3,685$263.79$972.0K13,685Aug 4, 2021Aug 9, 2021View →
AON
AON PLC
PURCHASE
2,900$263.59$764.4K102,900Aug 4, 2021Aug 9, 2021View →
AON
AON PLC
PURCHASE
1,315$264.56$347.9K15,000Aug 4, 2021Aug 9, 2021View →
AON
AON PLC
PURCHASEGRANT
Stock grant
1,7201,720Jun 25, 2021Jun 29, 2021View →
AON
AON PLC
PURCHASE
9,700$186.54$1.81M9,700Nov 5, 2020Nov 9, 2020View →
AON
AON PLC
PURCHASE
300$186.96$56.1K10,000Nov 5, 2020Nov 9, 2020View →
AON
AON PLC
PURCHASEGRANT
Stock grant
2,1472,147Jun 19, 2020Jun 23, 2020View →
AON
AON PLC
PURCHASE
55,000$195.00$10.72M55,000May 13, 2020May 15, 2020View →
AON
AON PLC
PURCHASE
15,000$195.00$2.92M100,000May 13, 2020May 15, 2020View →
Other insiders · AON
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About this filer
CIK 0001023262
ROLE
Director
PRIMARY
AON
COMPANIES
1
ACTIVE SINCE
May 2020
MARKETPEEL · /INSIDER/0001023262DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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