Aon PLC (AON)

Recent insider activity at Aon PLC shows a net sell-off over the last 90 days, with one transaction totaling $1.87 million. Prior to this, significant sales were observed in late 2025 and early 2026, primarily by Darren Zeidel. A single buy transaction of $1.28 million occurred in February 2026.
Stock chart
Ticker: AON Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Goltermann Lori
Officer
1 sale — total 100,000 USD
Proposed sale 4 Jun 2026
Value US$337,229.62 | Price 391.26 | Shares 72,672
Sale 26 Feb 2026
Value US$3,234,334.64 | Price 212.72 | Shares 98,314
Proposed sale 26 Feb 2026
Value US$1,554,674.15 | Price 120.09 | Shares 53,001
Planned sale 17 Feb 2026
Value US$1,641,981.60 | Price 325.79 | Shares 5,040
Proposed sale 17 Feb 2026
Value US$1,641,981.60 | Price 325.79 | Shares 5,040
Buy 10 Feb 2026
Value US$1,276,956.40 | Price 319.24 | Shares 4,000
Proposed sale 25 Nov 2025
Value US$245,238.07 | Price 350.34 | Shares 700
Sale 5 Nov 2025
Value US$424,559.10 | Price 345.17 | Shares 1,230
Sale 5 Nov 2025
Value US$2,607,259.40 | Price 344.42 | Shares 7,570
Proposed sale 5 Nov 2025
Value US$3,031,815.23 | Price 344.52 | Shares 8,800
Proposed sale 10 Feb 2025
Value US$100,063.16 | Price 384.86 | Shares 260
Sale 27 Nov 2024
Value US$256,321.00 | Price 394.34 | Shares 650
Proposed sale 27 Nov 2024
Value US$256,321.00 | Price 394.34 | Shares 650
Sale 26 Nov 2024
Value US$494,294.55 | Price 387.68 | Shares 1,275
Proposed sale 26 Nov 2024
Value US$494,294.81 | Price 387.68 | Shares 1,275
Buy 28 Aug 2024
Value US$246,558.00 | Price 340.08 | Shares 725
Sale 12 Aug 2024
Value US$312,687.75 | Price 329.15 | Shares 950
Proposed sale 12 Aug 2024
Value US$312,687.75 | Price 329.15 | Shares 950
Planned sale 12 Aug 2024
Value US$131,580.00 | Price 328.95 | Shares 400
Proposed sale 12 Aug 2024
Value US$131,580.00 | Price 328.95 | Shares 400
Proposed sale 30 Jul 2024
Value US$2,753,468.65 | Price 325.70 | Shares 8,454
Planned sale 26 Jul 2024
Value US$2,045,070.00 | Price 310.00 | Shares 6,597
Proposed sale 26 Jul 2024
Value US$2,045,070.00 | Price 310.00 | Shares 6,597
Buy 3 May 2024
Value US$307,747.50 | Price 277.50 | Shares 1,109
Buy 3 May 2024
Value US$671,184.36 | Price 276.72 | Shares 2,426
Buy 3 May 2024
Value US$404,126.28 | Price 275.76 | Shares 1,466
Buy 3 May 2024
Value US$307,747.50 | Price 277.50 | Shares 1,109
Buy 3 May 2024
Value US$671,184.36 | Price 276.72 | Shares 2,426
Buy 3 May 2024
Value US$404,126.28 | Price 275.76 | Shares 1,466
Sale 6 Mar 2024
Value US$99,689.87 | Price 316.31 | Shares 315
Proposed sale 6 Mar 2024
Value US$99,689.87 | Price 315.47 | Shares 316
Sale 1 Mar 2024
Value US$1,725,568.35 | Price 313.74 | Shares 5,500
Proposed sale 1 Mar 2024
Value US$1,725,568.35 | Price 313.74 | Shares 5,500
Sale 23 Feb 2024
Value US$4,098,380.00 | Price 315.26 | Shares 13,000
Proposed sale 23 Feb 2024
Value US$4,082,000.00 | Price 314.00 | Shares 13,000
Sale 16 Feb 2024
Value US$12,583,167.28 | Price 313.29 | Shares 40,164
Proposed sale 16 Feb 2024
Value US$12,502,396.18 | Price 311.28 | Shares 40,165
Sale 15 Feb 2024
Value US$234,000.00 | Price 312.00 | Shares 750
Proposed sale 15 Feb 2024
Value US$234,000.00 | Price 312.00 | Shares 750
Sale 12 Feb 2024
Value US$322,698.87 | Price 312.39 | Shares 1,033
Sale 12 Feb 2024
Value US$4,000,467.76 | Price 311.66 | Shares 12,836
Sale 12 Feb 2024
Value US$2,097,251.75 | Price 310.75 | Shares 6,749
Proposed sale 12 Feb 2024
Value US$6,420,468.91 | Price 311.40 | Shares 20,618
Buy 7 Feb 2024
Value US$7,549,240.00 | Price 301.97 | Shares 25,000
Buy 7 Feb 2024
Value US$7,549,240.00 | Price 301.97 | Shares 25,000
Buy 23 Aug 2023
Value US$259,660.00 | Price 324.58 | Shares 800
Proposed sale 11 May 2023
Value US$1,288,118.17 | Price 334.58 | Shares 3,850
Sale 9 May 2023
Value US$2,516,661.75 | Price 335.55 | Shares 7,500
Proposed sale 9 May 2023
Value US$2,516,661.60 | Price 335.55 | Shares 7,500
Proposed sale 27 Feb 2023
Value US$638,923.89 | Price 304.83 | Shares 2,096
Planned sale 21 Feb 2023
Value US$467,363.01 | Price 306.87 | Shares 1,523
Planned sale 21 Feb 2023
Value US$1,162,299.67 | Price 306.11 | Shares 3,797
Planned sale 21 Feb 2023
Value US$2,670,365.24 | Price 305.08 | Shares 8,753
Planned sale 21 Feb 2023
Value US$1,963,288.25 | Price 304.15 | Shares 6,455
Planned sale 17 Feb 2023
Value US$93,234.00 | Price 310.78 | Shares 300
Planned sale 17 Feb 2023
Value US$14,609,638.81 | Price 310.19 | Shares 47,099
Planned sale 17 Feb 2023
Value US$1,190,181.30 | Price 309.54 | Shares 3,845
Sale 16 Feb 2023
Value US$311,590.00 | Price 311.59 | Shares 1,000
Planned sale 13 Feb 2023
Value US$196,428.12 | Price 318.36 | Shares 617
Buy 23 Aug 2022
Value US$116,688.00 | Price 291.72 | Shares 400
Sale 4 Aug 2022
Value US$256,003.29 | Price 284.45 | Shares 900
Planned sale 28 Jul 2022
Value US$32,190.00 | Price 290.00 | Shares 111
Buy 5 May 2022
Value US$2,866,022.00 | Price 286.60 | Shares 10,000
Buy 5 May 2022
Value US$1,146,102.40 | Price 286.53 | Shares 4,000
Planned sale 16 Mar 2022
Value US$25,281.42 | Price 308.31 | Shares 82
Planned sale 25 Feb 2022
Value US$91,930.00 | Price 290.00 | Shares 317
Sale 23 Feb 2022
Value US$56,876.97 | Price 282.97 | Shares 201
Sale 23 Feb 2022
Value US$2,062,405.44 | Price 282.56 | Shares 7,299
Sale 22 Feb 2022
Value US$356,250.00 | Price 285.00 | Shares 1,250
Planned sale 18 Feb 2022
Value US$463,036.02 | Price 284.77 | Shares 1,626
Planned sale 18 Feb 2022
Value US$1,477,827.22 | Price 283.87 | Shares 5,206
Planned sale 18 Feb 2022
Value US$2,586,227.85 | Price 283.05 | Shares 9,137
Planned sale 18 Feb 2022
Value US$3,281,383.27 | Price 281.93 | Shares 11,639
Planned sale 18 Feb 2022
Value US$1,288,058.16 | Price 280.99 | Shares 4,584
Planned sale 18 Feb 2022
Value US$209,947.50 | Price 279.93 | Shares 750
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-06-04 2026-06-04 PrS Proposed sale

Officer

Officer
72,672
391.26
US$337,230
72,672 391.26 US$337,230
2026-03-02 2026-02-26 S Sale

General Counsel

Officer
98,314 +11.3%
212.72
US$3,234,335
98,314 +11.3% 212.72 US$3,234,335
2026-02-26 2026-02-26 PrS Proposed sale

Officer

Officer
53,001
120.09
US$1,554,674
53,001 120.09 US$1,554,674
2026-02-19 2026-02-17 PlS Planned sale

General Counsel

Officer
5,040 -19.9%
325.79
US$1,641,982
5,040 -19.9% 325.79 US$1,641,982
2026-02-17 2026-02-17 PrS Proposed sale

Officer

Officer
5,040
325.79
US$1,641,982
5,040 325.79 US$1,641,982
2026-02-12 2026-02-10 B Purchase Non-Executive Director
4,000 +2.9%
319.24
US$1,276,956
4,000 +2.9% 319.24 US$1,276,956
2025-11-25 2025-11-25 PrS Proposed sale

Former Officer

Officer
700
350.34
US$245,238
700 350.34 US$245,238
2025-11-07 2025-11-05 S Sale

General Counsel

Officer
1,230 -5.7%
345.17
US$424,559
1,230 -5.7% 345.17 US$424,559
2025-11-07 2025-11-05 S Sale

General Counsel

Officer
7,570 -26.1%
344.42
US$2,607,259
7,570 -26.1% 344.42 US$2,607,259
2025-11-05 2025-11-05 PrS Proposed sale

Officer

Officer
8,800
344.52
US$3,031,815
8,800 344.52 US$3,031,815
2025-02-10 2025-02-10 PrS Proposed sale

Officer

Officer
260
384.86
US$100,063
260 384.86 US$100,063
2024-12-02 2024-11-27 S Sale

Chief Operating Officer

Officer
650 -26.4%
394.34
US$256,321
650 -26.4% 394.34 US$256,321
2024-11-27 2024-11-27 PrS Proposed sale

Officer

Officer
650
394.34
US$256,321
650 394.34 US$256,321
2024-11-29 2024-11-26 S Sale

Chief Administrative Officer

Officer
1,275 -13.6%
387.68
US$494,295
1,275 -13.6% 387.68 US$494,295
2024-11-26 2024-11-26 PrS Proposed sale

Officer

Officer
1,275
387.68
US$494,295
1,275 387.68 US$494,295
2024-08-29 2024-08-28 B Purchase Non-Executive Director
725 +15.8%
340.08
US$246,558
725 +15.8% 340.08 US$246,558
2024-08-14 2024-08-12 S Sale

General Counsel

Officer
950 -3.9%
329.15
US$312,688
950 -3.9% 329.15 US$312,688
2024-08-14 2024-08-12 PlS Planned sale

Chief Administrative Officer

Officer
400 -4.1%
328.95
US$131,580
400 -4.1% 328.95 US$131,580
2024-08-12 2024-08-12 PrS Proposed sale

Officer

Officer
950
329.15
US$312,688
950 329.15 US$312,688
2024-08-12 2024-08-12 PrS Proposed sale

Officer

Officer
400
328.95
US$131,580
400 328.95 US$131,580
2024-07-30 2024-07-30 PrS Proposed sale

Officer

Officer
8,454
325.70
US$2,753,469
8,454 325.70 US$2,753,469
2024-07-30 2024-07-26 PlS Planned sale

General Counsel

Officer
6,597 -21.3%
310.00
US$2,045,070
6,597 -21.3% 310.00 US$2,045,070
2024-07-26 2024-07-26 PrS Proposed sale

Officer

Officer
6,597
310.00
US$2,045,070
6,597 310.00 US$2,045,070
2024-05-07 2024-05-03 B Purchase Non-Executive Director
1,109 +2.1%
277.50
US$307,748
1,109 +2.1% 277.50 US$307,748
2024-05-07 2024-05-03 B Purchase Non-Executive Director
2,426 +4.7%
276.72
US$671,184
2,426 +4.7% 276.72 US$671,184
2024-05-07 2024-05-03 B Purchase Non-Executive Director
1,466 +2.9%
275.76
US$404,126
1,466 +2.9% 275.76 US$404,126
2024-05-07 2024-05-03 B Purchase Non-Executive Director
1,109 +0.8%
277.50
US$307,748
1,109 +0.8% 277.50 US$307,748
2024-05-07 2024-05-03 B Purchase Non-Executive Director
2,426 +1.8%
276.72
US$671,184
2,426 +1.8% 276.72 US$671,184
2024-05-07 2024-05-03 B Purchase Non-Executive Director
1,466 +1.1%
275.76
US$404,126
1,466 +1.1% 275.76 US$404,126
2024-03-08 2024-03-06 S Sale

Chief People Officer

Officer
315 -3.1%
316.31
US$99,690
315 -3.1% 316.31 US$99,690
2024-03-06 2024-03-06 PrS Proposed sale

Officer

Officer
316
315.47
US$99,690
316 315.47 US$99,690
2024-03-05 2024-03-01 S Sale

President

Officer
5,500 -3.2%
313.74
US$1,725,568
5,500 -3.2% 313.74 US$1,725,568
2024-03-01 2024-03-01 PrS Proposed sale

Officer

Officer
5,500
313.74
US$1,725,568
5,500 313.74 US$1,725,568
2024-02-26 2024-02-23 S Sale

Chief People Officer

Officer
13,000 -56.3%
315.26
US$4,098,380
13,000 -56.3% 315.26 US$4,098,380
2024-02-23 2024-02-23 PrS Proposed sale

Officer

Officer
13,000
314.00
US$4,082,000
13,000 314.00 US$4,082,000
2024-02-20 2024-02-16 S Sale

Chief Financial Officer

Officer
40,164 -20.1%
313.29
US$12,583,167
40,164 -20.1% 313.29 US$12,583,167
2024-02-16 2024-02-16 PrS Proposed sale

Officer

Officer
40,165
311.28
US$12,502,396
40,165 311.28 US$12,502,396
2024-02-20 2024-02-15 S Sale

Principal Accounting Officer

Officer
750 -16.2%
312.00
US$234,000
750 -16.2% 312.00 US$234,000
2024-02-15 2024-02-15 PrS Proposed sale

Officer

Officer
750
312.00
US$234,000
750 312.00 US$234,000
2024-02-13 2024-02-12 S Sale

Chief Financial Officer

Officer
1,033 -0.6%
312.39
US$322,699
1,033 -0.6% 312.39 US$322,699
2024-02-13 2024-02-12 S Sale

Chief Financial Officer

Officer
12,836 -7.4%
311.66
US$4,000,468
12,836 -7.4% 311.66 US$4,000,468
2024-02-13 2024-02-12 S Sale

Chief Financial Officer

Officer
6,749 -3.7%
310.75
US$2,097,252
6,749 -3.7% 310.75 US$2,097,252
2024-02-12 2024-02-12 PrS Proposed sale

Officer

Officer
20,618
311.40
US$6,420,469
20,618 311.40 US$6,420,469
2024-02-09 2024-02-07 B Purchase Non-Executive Director
25,000 +100.0%
301.97
US$7,549,240
25,000 +100.0% 301.97 US$7,549,240
2024-02-09 2024-02-07 B Purchase Non-Executive Director
25,000 +22.9%
301.97
US$7,549,240
25,000 +22.9% 301.97 US$7,549,240
2023-08-24 2023-08-23 B Purchase Non-Executive Director
800 +25.0%
324.58
US$259,660
800 +25.0% 324.58 US$259,660
2023-05-11 2023-05-11 PrS Proposed sale

Officer

Officer
3,850
334.58
US$1,288,118
3,850 334.58 US$1,288,118
2023-05-11 2023-05-09 S Sale

President

Officer
7,500 -4.9%
335.55
US$2,516,662
7,500 -4.9% 335.55 US$2,516,662
2023-05-09 2023-05-09 PrS Proposed sale

Officer

Officer
7,500
335.55
US$2,516,662
7,500 335.55 US$2,516,662
2023-02-27 2023-02-27 PrS Proposed sale

Officer

Officer
2,096
304.83
US$638,924
2,096 304.83 US$638,924
2023-02-22 2023-02-21 PlS Planned sale

Chief Financial Officer

Officer
1,523 -0.8%
306.87
US$467,363
1,523 -0.8% 306.87 US$467,363
2023-02-22 2023-02-21 PlS Planned sale

Chief Financial Officer

Officer
3,797 -2.1%
306.11
US$1,162,300
3,797 -2.1% 306.11 US$1,162,300
2023-02-22 2023-02-21 PlS Planned sale

Chief Financial Officer

Officer
8,753 -4.5%
305.08
US$2,670,365
8,753 -4.5% 305.08 US$2,670,365
2023-02-22 2023-02-21 PlS Planned sale

Chief Financial Officer

Officer
6,455 -3.2%
304.15
US$1,963,288
6,455 -3.2% 304.15 US$1,963,288
2023-02-22 2023-02-17 PlS Planned sale

Chief Financial Officer

Officer
300 -0.2%
310.78
US$93,234
300 -0.2% 310.78 US$93,234
2023-02-22 2023-02-17 PlS Planned sale

Chief Financial Officer

Officer
47,099 -19.1%
310.19
US$14,609,639
47,099 -19.1% 310.19 US$14,609,639
2023-02-22 2023-02-17 PlS Planned sale

Chief Financial Officer

Officer
3,845 -1.5%
309.54
US$1,190,181
3,845 -1.5% 309.54 US$1,190,181
2023-02-21 2023-02-16 S Sale

Principal Accounting Officer

Officer
1,000 -45.1%
311.59
US$311,590
1,000 -45.1% 311.59 US$311,590
2023-02-14 2023-02-13 PlS Planned sale

Chief Financial Officer

Officer
617 -0.3%
318.36
US$196,428
617 -0.3% 318.36 US$196,428
2022-08-25 2022-08-23 B Purchase Non-Executive Director
400 +17.1%
291.72
US$116,688
400 +17.1% 291.72 US$116,688
2022-08-09 2022-08-04 S Sale

Principal Accounting Officer

Officer
900 -25.5%
284.45
US$256,003
900 -25.5% 284.45 US$256,003
2022-08-01 2022-07-28 PlS Planned sale

General Counsel

Officer
111 -0.7%
290.00
US$32,190
111 -0.7% 290.00 US$32,190
2022-05-09 2022-05-05 B Purchase Non-Executive Director
10,000 +66.7%
286.60
US$2,866,022
10,000 +66.7% 286.60 US$2,866,022
2022-05-09 2022-05-05 B Purchase Non-Executive Director
4,000 +3.8%
286.53
US$1,146,102
4,000 +3.8% 286.53 US$1,146,102
2022-03-17 2022-03-16 PlS Planned sale

General Counsel

Officer
82 -0.5%
308.31
US$25,281
82 -0.5% 308.31 US$25,281
2022-03-01 2022-02-25 PlS Planned sale

General Counsel

Officer
317 -2.1%
290.00
US$91,930
317 -2.1% 290.00 US$91,930
2022-02-25 2022-02-23 S Sale

President

Officer
201 -0.2%
282.97
US$56,877
201 -0.2% 282.97 US$56,877
2022-02-25 2022-02-23 S Sale

President

Officer
7,299 -5.6%
282.56
US$2,062,405
7,299 -5.6% 282.56 US$2,062,405
2022-02-24 2022-02-22 S Sale

Principal Accounting Officer

Officer
1,250 -39.3%
285.00
US$356,250
1,250 -39.3% 285.00 US$356,250
2022-02-22 2022-02-18 PlS Planned sale

Chief Financial Officer

Officer
1,626 -0.8%
284.77
US$463,036
1,626 -0.8% 284.77 US$463,036
2022-02-22 2022-02-18 PlS Planned sale

Chief Financial Officer

Officer
5,206 -2.5%
283.87
US$1,477,827
5,206 -2.5% 283.87 US$1,477,827
2022-02-22 2022-02-18 PlS Planned sale

Chief Financial Officer

Officer
9,137 -4.2%
283.05
US$2,586,228
9,137 -4.2% 283.05 US$2,586,228
2022-02-22 2022-02-18 PlS Planned sale

Chief Financial Officer

Officer
11,639 -5.1%
281.93
US$3,281,383
11,639 -5.1% 281.93 US$3,281,383
2022-02-22 2022-02-18 PlS Planned sale

Chief Financial Officer

Officer
4,584 -2.0%
280.99
US$1,288,058
4,584 -2.0% 280.99 US$1,288,058
2022-02-22 2022-02-18 PlS Planned sale

Chief Financial Officer

Officer
750 -0.3%
279.93
US$209,948
750 -0.3% 279.93 US$209,948