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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| CHE | MCNAMARA KEVIN J | president and CEO | May 01 '26 | Sale | 421.13 | 2,000 | 842,260 | 90,219 | May 04 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 27 '26 | Sale | 369.37 | 1,500 | 554,055 | 92,219 | Mar 30 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 12 '26 | Sale | 403.18 | 2,000 | 806,360 | 93,719 | Mar 13 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Feb 13 '26 | Option Exercise | 0.00 | 4,374 | 0 | 96,911 | Feb 17 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 24 '25 | Sale | 437.55 | 2,000 | 875,100 | 94,197 | Nov 25 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Sep 26 '25 | Sale | 461.28 | 3,000 | 1,383,840 | 96,197 | Sep 29 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 05 '25 | Sale | 428.55 | 2,000 | 857,100 | 99,197 | Aug 05 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 05 '25 | Option Exercise | 471.74 | 20,000 | 9,434,800 | 207,487 | May 06 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 05 '25 | Sale | 576.45 | 1,500 | 864,675 | 101,197 | May 06 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 31 '25 | Sale | 615.33 | 1,000 | 615,330 | 101,679 | Apr 01 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 06 '25 | Sale | 593.67 | 2,000 | 1,187,340 | 102,679 | Mar 07 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Feb 14 '25 | Option Exercise | 314.36 | 9,367 | 2,944,589 | 107,056 | Feb 18 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 25 '24 | Sale | 572.77 | 2,000 | 1,145,540 | 101,735 | Nov 26 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Sep 26 '24 | Sale | 598.81 | 2,000 | 1,197,620 | 103,735 | Sep 27 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 05 '24 | Option Exercise | 445.35 | 10,000 | 4,453,500 | 177,155 | Aug 06 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 05 '24 | Sale | 569.63 | 2,000 | 1,139,260 | 105,735 | Aug 06 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Jun 06 '24 | Sale | 544.17 | 1,500 | 816,255 | 107,049 | Jun 07 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 16 '24 | Sale | 567.54 | 4,000 | 2,270,160 | 108,549 | May 17 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Feb 16 '24 | Option Exercise | 256.70 | 6,178 | 1,585,869 | 114,172 | Feb 20 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Dec 11 '23 | Sale | 572.77 | 1,500 | 859,155 | 111,468 | Dec 13 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Oct 31 '23 | Option Exercise | 433.67 | 31,400 | 13,617,366 | 192,155 | Nov 01 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Oct 31 '23 | Sale | 560.68 | 5,000 | 2,803,400 | 112,968 | Nov 01 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 04 '23 | Option Exercise | 413.19 | 6,000 | 2,479,140 | 160,099 | Aug 07 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 03 '23 | Sale | 516.43 | 4,000 | 2,065,720 | 115,571 | Aug 07 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 05 '23 | Sale | 549.34 | 4,000 | 2,197,360 | 119,571 | May 08 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 03 '23 | Option Exercise | 413.19 | 63,000 | 26,030,970 | 163,099 | May 03 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 02 '23 | Option Exercise | 413.19 | 7,000 | 2,892,330 | 194,599 | May 02 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 28 '23 | Sale | 526.27 | 3,000 | 1,578,810 | 118,613 | Mar 29 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 09 '23 | Sale | 507.32 | 2,000 | 1,014,640 | 121,613 | Mar 10 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Feb 17 '23 | Option Exercise | 315.86 | 6,923 | 2,186,685 | 125,509 | Feb 22 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 21 '22 | Sale | 505.76 | 2,000 | 1,011,520 | 121,264 | Nov 22 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 04 '22 | Option Exercise | 306.70 | 10,000 | 3,067,000 | 198,099 | Nov 04 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 03 '22 | Sale | 482.90 | 2,000 | 965,800 | 122,235 | Nov 04 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 18 '22 | Option Exercise | 306.70 | 5,000 | 1,533,500 | 167,327 | Aug 22 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 18 '22 | Sale | 481.93 | 3,000 | 1,445,790 | 125,185 | Aug 22 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 10 '22 | Sale | 502.00 | 2,000 | 1,004,000 | 128,185 | May 11 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 02 '22 | Option Exercise | 306.70 | 10,000 | 3,067,000 | 172,327 | May 04 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | May 02 '22 | Sale | 486.79 | 3,000 | 1,460,370 | 128,048 | May 04 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 08 '22 | Option Exercise | 306.70 | 10,000 | 3,067,000 | 142,021 | Mar 09 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Mar 08 '22 | Sale | 469.91 | 3,000 | 1,409,730 | 131,048 | Mar 09 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Feb 18 '22 | Option Exercise | 287.44 | 13,148 | 3,779,309 | 135,692 | Feb 23 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 15 '21 | Sale | 500.54 | 3,000 | 1,501,620 | 127,472 | Nov 16 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 02 '21 | Option Exercise | 231.91 | 52,000 | 12,059,320 | 192,327 | Nov 03 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Nov 02 '21 | Sale | 485.06 | 6,000 | 2,910,360 | 130,472 | Nov 03 12:00 AM |
| CHE | MCNAMARA KEVIN J | president and CEO | Aug 09 '21 | Sale | 467.78 | 3,000 | 1,403,340 | 128,688 | Aug 10 12:00 AM |