| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-03-10 | Thomas L'Quentus Director | Purchase | +80.534 | -0.25%2,602.051 | $151.56 | $12,206 | View SEC filing | |
| 2025-09-25 | Thomas L'Quentus Director | Sale | -250 | -8.98%2,534 | $141.10 | $35,275 | View SEC filing | |
| 2025-09-09 | Meyer Paula R Director | Sale | -350 | -8.51%3,763 | $141.80 | $49,630 | View SEC filing | |
| 2025-06-17 | Quinif Jo Ann President of DHCM | Mixed | 0 | +0.00%25,763 | $144.00 | $792,028 | View SEC filing | |
| 2025-05-07 | Cooley Richard Scott Director | Purchase | +278 | +2.05%13,829 | $134.10 | $37,280 | View SEC filing | |
| 2025-05-06 | Cooley Richard Scott Director | Purchase | +124 | +0.92%13,551 | $129.00 | $15,996 | View SEC filing | |
| 2025-05-02 | Cooley Richard Scott Director | Purchase | +692 | +5.43%13,427 | $127.50 | $88,230 | View SEC filing | |
| 2025-05-01 | Cooley Richard Scott Director | Purchase | +1,000 | +8.52%12,735 | $124.50 | $124,500 | View SEC filing | |
| 2025-04-01 | Cooley Richard Scott Director | Purchase | +100 | +0.93%10,809 | $142.50 | $14,250 | View SEC filing | |
| 2025-03-24 | Cooley Richard Scott Director | Purchase | +50 | +0.47%10,709 | $143.50 | $7,175 | View SEC filing | |
| 2025-03-14 | Cooley Richard Scott Director | Purchase | +500 | +4.92%10,659 | $144.00 | $72,000 | View SEC filing | |
| 2025-03-06 | Cooley Richard Scott Director | Purchase | +500 | +5.18%10,159 | $146.00 | $73,000 | View SEC filing | |
| 2025-03-03 | Cooley Richard Scott Director | Purchase | +272 | +2.90%9,659 | $144.00 | $39,168 | View SEC filing | |
| 2024-12-23 | Cooley Richard Scott Director | Purchase | +1,000 | +11.92%9,387 | $152.25 | $152,250 | View SEC filing | |
| 2024-11-22 | LAIRD JAMES F JR Director | Sale | -6,000 | -31.58%13,000 | $170.26 | $1,021,560 | View SEC filing | |
| 2024-11-18 | Meyer Paula R Director | Sale | -300 | -8.60%3,187 | $169.00 | $50,700 | View SEC filing | |
| 2024-11-12 | St. Pierre Nicole Renee Director | Sale | -300 | -6.69%4,187 | $167.00 | $50,100 | View SEC filing | |
| 2024-11-12 | LAIRD JAMES F JR Director | Sale | -1,000 | -5.00%19,000 | $171.07 | $171,070 | View SEC filing | |
| 2024-11-07 | LAIRD JAMES F JR Director | Sale | -5,000 | -20.00%20,000 | $168.53 | $842,650 | View SEC filing | |
| 2024-09-24 | Thomas L'Quentus Director | Sale | -250 | -11.86%1,858 | $161.64 | $40,410 | View SEC filing | |
| 2024-08-12 | LAIRD JAMES F JR Director | Sale | -3,000 | -10.71%25,000 | $150.20 | $450,600 | View SEC filing | |
| 2024-07-01 | Quinif Jo Ann President of DHCM | Purchase | +400 | +1.95%20,892 | $139.24 | $55,696 | View SEC filing | |
| 2024-07-01 | BRILLIANT HEATHER E Chief Executive Officer | Purchase | +550 | +1.19%46,889 | $139.72 | $76,845 | View SEC filing | |
| 2024-06-04 | Cooley Richard Scott Director | Purchase | +500 | +6.34%8,387 | $150.00 | $75,000 | View SEC filing | |
| 2024-05-17 | LAIRD JAMES F JR Director | Sale | -2,500 | -8.20%28,000 | $158.40 | $396,000 | View SEC filing |
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