| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-05-27 | Klein Michael Frederick EVP & President, Personal Ins. | Sale | -10,000 | -18.14%45,124.787 | $307.65 | $3,076,546 | View SEC filing | |
| 2026-05-26 | BESSETTE ANDY F EVP and Chief Admin Officer | Sale | -4,255 | -14.91%24,284.397 | $308.11 | $1,311,008 | View SEC filing | |
| 2026-04-28 | Kess Avrohom J. Vice Chmn. & Chief Legal Off. | Sale | -6,735 | -12.14%48,737.422 | $308.78 | $2,079,640 | View SEC filing | |
| 2026-04-28 | HEYMAN WILLIAM H Vice Chairman | Sale | -1,557 | -0.60%259,590 | $310.64 | $483,670 | View SEC filing | |
| 2026-04-21 | Kurtzman Diane EVP & Chief HR Officer | Sale | -2,867 | -21.83%5,298.209 | $303.45 | $869,980 | View SEC filing | |
| 2026-04-21 | Klein Michael Frederick EVP & President, Personal Ins. | Sale | -10,000 | -18.14%45,124.787 | $303.77 | $3,037,691 | View SEC filing | |
| 2026-04-21 | Klenk Jeffrey P. EVP & Pres., Bond & Spec. Ins. | Sale | -6,413.654 | -51.35%6,075.303 | $305.06 | $1,956,549 | View SEC filing | |
| 2026-02-27 | Rowland David Donnay EVP & Co-Chief Invest. Officer | Sale | -4,731 | -31.11%10,478.629 | $308.52 | $1,459,604 | View SEC filing | |
| 2026-02-27 | OLIVO MARIA EVP, ERM & Chief Risk Officer | Sale | -10,400 | -7.70%124,742.457 | $306.60 | $3,188,588 | View SEC filing | |
| 2026-02-26 | Munson Paul E. SVP & Corp. Controller | Sale | -3,727 | -55.76%735.338 | $306.04 | $1,140,611 | View SEC filing | |
| 2026-02-24 | HEYMAN WILLIAM H Vice Chairman | Sale | -5,000 | -0.38%259,590 | $306.75 | $1,533,755 | View SEC filing | |
| 2026-02-23 | Toczydlowski Gregory C EVP & President, Business Ins. | Sale | -12,199.69 | -39.85%18,416.187 | $299.76 | $3,656,984 | View SEC filing | |
| 2026-02-23 | Frey Daniel S. EVP & Chief Financial Officer | Sale | -8,000 | -22.51%27,534.948 | $299.50 | $2,395,960 | View SEC filing | |
| 2026-02-23 | Kess Avrohom J. Vice Chmn & Chief Legal Off | Sale | -4,756 | -8.55%50,862.422 | $300.44 | $1,428,901 | View SEC filing | |
| 2026-02-20 | Lefebvre Mojgan M EVP & Chief Tech & Ops Officer | Sale | -5,826.654 | -100.00%0 | $298.25 | $1,737,815 | View SEC filing | |
| 2026-02-19 | HEYMAN WILLIAM H Vice Chairman | Sale | -1,000 | -0.39%255,085.534 | $300.00 | $300,000 | View SEC filing | |
| 2026-02-19 | BESSETTE ANDY F EVP and Chief Admin Officer | Sale | -6,000 | -23.19%19,874.577 | $297.65 | $1,785,925 | View SEC filing | |
| 2026-02-09 | OLIVO MARIA EVP, ERM & Chief Risk Officer | Sale | -10,400 | -8.13%117,596.149 | $300.75 | $3,127,832 | View SEC filing | |
| 2026-02-09 | Klein Michael Frederick EVP & President, Personal Ins. | Sale | -10,000 | -22.92%33,638.031 | $301.18 | $3,011,783 | View SEC filing | |
| 2026-02-09 | HEYMAN WILLIAM H Vice Chairman | Sale | -6,000 | -1.92%255,085.534 | $302.17 | $1,813,000 | View SEC filing | |
| 2026-02-05 | Schnitzer Alan D Chairman and CEO | Sale | -55,733 | -17.63%260,329.401 | $294.70 | $16,424,517 | View SEC filing | |
| 2026-01-26 | Klenk Jeffrey P. EVP & Pres., Bond & Spec. Ins. | Sale | -16,712 | -73.34%6,075.303 | $279.77 | $4,675,593 | View SEC filing | |
| 2025-12-01 | OLIVO MARIA EVP, Strat Dev & Pres Intl | Sale | -8,920 | -7.05%117,596.149 | $295.73 | $2,637,912 | View SEC filing | |
| 2025-11-26 | HEYMAN WILLIAM H Vice Chairman | Sale | -4,000 | -1.54%255,085.534 | $294.50 | $1,178,010 | View SEC filing | |
| 2025-11-25 | Kurtzman Diane EVP & Chief HR Officer | Sale | -4,805 | -55.72%3,818.549 | $290.00 | $1,393,450 | View SEC filing |
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