| Brian S. Posner |
ACGL |
Depositary Shares, Series G |
Sale |
-60% |
$51,345 |
$17.12 |
-3,000 |
2,000 |
11 Mar 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-1.72% |
$569,266 |
$96.37 |
-5,907 |
336,559 |
10 Mar 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Options Exercise |
3.25% |
|
|
10,770 |
342,466 |
10 Mar 2026 |
Direct |
| David Gansberg |
ACGL |
Stock Option (Right to Buy) |
Options Exercise |
-100% |
|
|
-10,770 |
0 |
10 Mar 2026 |
Direct |
| Nicolas Papadopoulo |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-2.45% |
$2,112,063 |
$96.31 |
-21,930 |
871,594 |
10 Mar 2026 |
Direct |
| Nicolas Papadopoulo |
ACGL |
Common Shares, $.0011 par value per share |
Options Exercise |
2.52% |
|
|
21,930 |
893,524 |
10 Mar 2026 |
Direct |
| Nicolas Papadopoulo |
ACGL |
Stock Option (Right to Buy) |
Options Exercise |
-100% |
|
|
-21,930 |
0 |
10 Mar 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
|
|
|
40,600 |
40,600 |
04 Mar 2026 |
By LLC |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
-8.66% |
|
|
-40,600 |
428,378 |
04 Mar 2026 |
Direct |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-5.03% |
|
|
-8,030 |
151,490 |
04 Mar 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-3.64% |
|
|
-12,519 |
331,696 |
04 Mar 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Award |
1.48% |
|
|
6,843 |
468,978 |
03 Mar 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Stock Option (Right to Buy) |
Award |
|
|
|
24,475 |
24,475 |
03 Mar 2026 |
Direct |
| Christine Todd |
ACGL |
Common Shares, $.0011 par value per share |
Award |
4.14% |
|
|
3,981 |
100,230 |
03 Mar 2026 |
Direct |
| Christine Todd |
ACGL |
Stock Option (Right to Buy) |
Award |
|
|
|
20,543 |
14,238 |
03 Mar 2026 |
Direct |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Award |
1.84% |
|
|
2,889 |
159,520 |
03 Mar 2026 |
Direct |
| Petrillo Louis T. |
ACGL |
Stock Option (Right to Buy) |
Award |
|
|
|
10,331 |
10,331 |
03 Mar 2026 |
Direct |
| Francois Morin |
ACGL |
Common Shares, $.0011 par value per share |
Award |
1.82% |
|
|
5,329 |
298,788 |
03 Mar 2026 |
Direct |
| Francois Morin |
ACGL |
Stock Option (Right to Buy) |
Award |
|
|
|
19,061 |
19,061 |
03 Mar 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Award |
2.03% |
|
|
6,843 |
344,215 |
03 Mar 2026 |
Direct |
| David Gansberg |
ACGL |
Stock Option (Right to Buy) |
Award |
|
|
|
24,475 |
24,475 |
03 Mar 2026 |
Direct |
| Nicolas Papadopoulo |
ACGL |
Common Shares, $.0011 par value per share |
Award |
2.51% |
|
|
21,318 |
871,594 |
03 Mar 2026 |
Direct |
| Nicolas Papadopoulo |
ACGL |
Stock Option (Right to Buy) |
Award |
|
|
|
76,243 |
76,243 |
03 Mar 2026 |
Direct |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-0.2% |
|
|
-312 |
156,631 |
27 Feb 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-0.16% |
|
|
-553 |
337,372 |
27 Feb 2026 |
Direct |
| Nicolas Papadopoulo |
ACGL |
Common Shares, $.0011 par value per share |
Award |
5.81% |
|
|
46,674 |
850,276 |
24 Feb 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Award |
6.58% |
|
|
28,546 |
462,135 |
24 Feb 2026 |
Direct |
| Christine Todd |
ACGL |
Common Shares, $.0011 par value per share |
Award |
35.2% |
|
|
25,046 |
96,249 |
24 Feb 2026 |
Direct |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Award |
12.3% |
|
|
17,136 |
156,943 |
24 Feb 2026 |
Direct |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-0.29% |
|
|
-412 |
139,807 |
24 Feb 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Award |
9.23% |
|
|
28,546 |
337,925 |
24 Feb 2026 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-0.16% |
|
|
-509 |
309,379 |
24 Feb 2026 |
Direct |
| Francois Morin |
ACGL |
Common Shares, $.0011 par value per share |
Award |
10.3% |
|
|
27,432 |
293,459 |
24 Feb 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-9.86% |
$4,558,858 |
$96.12 |
-47,430 |
433,589 |
11 Feb 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Options Exercise |
10.9% |
|
|
47,430 |
481,019 |
11 Feb 2026 |
Direct |
| Maamoun Rajeh |
ACGL |
Stock Option (Right to Buy) |
Options Exercise |
-100% |
|
|
-47,430 |
0 |
11 Feb 2026 |
Direct |
| John M. Pasquesi |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-2.95% |
$828,684 |
$94.17 |
-8,800 |
289,556 |
15 Dec 2025 |
By Trust |
| John M. Pasquesi |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
-15.1% |
|
|
-53,000 |
298,356 |
12 Dec 2025 |
By Trust |
| John M. Pasquesi |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-36.7% |
$19,142,047 |
$93.90 |
-203,866 |
351,356 |
12 Dec 2025 |
By Trust |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
16.3% |
|
|
14 |
100 |
10 Dec 2025 |
By Household |
| Petrillo Louis T. |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
-0.03% |
|
|
-42 |
139,971 |
10 Dec 2025 |
Direct |
| Francois Morin |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-2.91% |
$756,996 |
$94.62 |
-8,000 |
266,681 |
28 Nov 2025 |
Direct |
| David Gansberg |
ACGL |
Common Shares, $.0011 par value per share |
Tax liability |
-2.97% |
|
|
-9,494 |
309,888 |
19 Nov 2025 |
Direct |
| John D. Vollaro |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
-1.12% |
|
|
-2,192 |
192,807 |
30 Oct 2025 |
By Trust |
| Maamoun Rajeh |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-2.25% |
$941,464 |
$94.15 |
-10,000 |
433,589 |
22 Aug 2025 |
Direct |
| John D. Vollaro |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
|
|
|
194,999 |
194,999 |
05 Aug 2025 |
By Trust |
| John D. Vollaro |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
-100% |
|
|
-22,844 |
0 |
05 Aug 2025 |
By Trust |
| John D. Vollaro |
ACGL |
Common Shares, $.0011 par value per share |
Gift |
-100% |
|
|
-172,155 |
0 |
05 Aug 2025 |
.By Trust |
| Brian S. Posner |
ACGL |
Depositary Shares, Series G |
Purchase |
25% |
$17,338 |
$17.34 |
1,000 |
5,000 |
01 Aug 2025 |
Direct |
| Francois Morin |
ACGL |
Common Shares, $.0011 par value per share |
Sale |
-4.4% |
$1,194,576 |
$94.58 |
-12,630 |
274,681 |
16 May 2025 |
Direct |