| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-05-12 | Herr Amy E. Director | Sale | -6,636 | -97.07%200 | $48.28 | $320,386 | View SEC filing | |
| 2026-02-19 | Herr Amy E. Director | Sale | -1,976 | -90.81%200 | $59.10 | $116,791 | View SEC filing | |
| 2025-08-27 | Nusse Roeland Director | Sale | -17,040 | -27.66%44,559 | $56.36 | $960,388 | View SEC filing | |
| 2025-08-27 | BAUMGARTNER ROBERT V Director | Sale | -17,040 | -27.53%44,863 | $56.21 | $957,818 | View SEC filing | |
| 2025-06-11 | Herr Amy E. Director | Sale | -1,280 | -39.31%1,976 | $49.77 | $63,705 | View SEC filing | |
| 2025-02-18 | Herr Amy E. Director | Sale | -1,860 | -48.49%1,976 | $65.96 | $122,691 | View SEC filing | |
| 2025-01-29 | Kelderman Kim Chief Executive Officer | Sale | -13,392 | -25.56%39,004 | $77.29 | $1,035,013 | View SEC filing | |
| 2024-08-12 | BAUMGARTNER ROBERT V Director | Sale | -16,000 | -26.94%43,401 | $72.10 | $1,153,664 | View SEC filing | |
| 2024-05-16 | HIGGINS JOHN L Director | Sale | -4,000 | -9.85%36,608 | $83.84 | $335,377 | View SEC filing | |
| 2024-03-11 | Nusse Roeland Director | Sale | -10,400 | -19.44%43,097 | $76.98 | $800,627 | View SEC filing | |
| 2023-09-01 | Nusse Roeland Director | Sale | -8,939 | -14.70%51,872 | $80.32 | $717,959 | View SEC filing | |
| 2023-07-25 | Kummeth Charles R. Chief Executive Officer | Sale | -80,000 | -5.98%1,258,766 | $88.36 | $7,069,024 | View SEC filing | |
| 2023-06-09 | Kummeth Charles R. Chief Executive Officer | Sale | -322 | -0.03%1,112,817 | $83.00 | $26,726 | View SEC filing | |
| 2022-12-09 | Furlow Brenda S. SVP - GENERAL COUNSEL | Sale | -8,250 | -2.97%26,092 | $82.11 | $677,415 | View SEC filing | |
| 2022-08-12 | HIGGINS JOHN L Director | Sale | -2,504 | -31.28%5,502 | $378.80 | $948,516 | View SEC filing | |
| 2022-06-09 | HIGGINS JOHN L Director | Sale | -1,600 | -17.84%4,606 | $364.98 | $583,964 | View SEC filing | |
| 2022-06-09 | Kummeth Charles R. CHIEF EXECUTIVE OFFICER | Sale | -5,104 | -2.51%198,338 | $365.00 | $1,862,960 | View SEC filing | |
| 2022-05-11 | BAUMGARTNER ROBERT V Director | Purchase | +300 | +3.06%10,106 | $352.55 | $105,765 | View SEC filing | |
| 2021-11-23 | Kelderman Kim Pres. Diagnostics & Genom | Sale | -500 | -100.00%0 | $505.38 | $252,689 | View SEC filing | |
| 2021-11-16 | Eansor Norman David President-Protein Sciences | Sale | -27,159 | -95.37%1,318 | $504.00 | $13,688,193 | View SEC filing | |
| 2021-11-03 | Hippel James Chief Financial Officer | Sale | -9,022 | -45.06%10,755 | $526.49 | $4,749,990 | View SEC filing | |
| 2021-11-01 | Hippel James Chief Financial Officer | Sale | -762 | -0.92%10,755 | $525.23 | $400,222 | View SEC filing | |
| 2021-09-24 | Kelderman Kim Pres. Diagnostics & Genom | Sale | -822 | -100.00%0 | $529.04 | $434,871 | View SEC filing | |
| 2021-09-09 | STEER RANDOLPH C Director | Sale | -8,000 | -61.01%5,112 | $509.98 | $4,079,823 | View SEC filing | |
| 2021-09-07 | Hippel James Chief Financial Officer | Sale | -10,000 | -47.95%10,855 | $507.22 | $5,072,165 | View SEC filing |
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