Based on data from the past 90 days ending January 09, 2026, BIO-TECHNE's three largest insider shareholders are Chief Executive Officer Charles R. Kummeth (1.28Mn shares), Cfo James Hippel (142.72K shares), Director John L Higgins (66.88K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Charles R. Kummeth | Chief Executive Officer | 1,278,669 | 17 Aug, 2023 |
| James Hippel | Cfo | 142,722 | 05 Nov, 2025 |
| John L Higgins | 66,876 | 03 Nov, 2025 | |
| Kim Kelderman | Chief Executive Officer | 48,665 | 05 Nov, 2025 |
| Robert V Baumgartner | 46,503 | 03 Nov, 2025 | |
| Roeland Nusse | 44,559 | 27 Aug, 2025 | |
| Brenda S. Furlow | Svp General Counsel | 31,412 | 09 Dec, 2022 |
| Randolph C Steer | 24,201 | 30 Oct, 2023 | |
| William Geist | President And Protein Sciences | 20,503 | 05 Nov, 2025 |
| Alpna Seth | 15,411 | 03 Nov, 2025 | |
| Joseph D Keegan | 15,411 | 03 Nov, 2025 | |
| Rupert Vessey | 10,987 | 03 Nov, 2025 | |
| Julie L Bushman | 8,775 | 03 Nov, 2025 | |
| Amy E. Herr | 4,935 | 03 Nov, 2025 | |
| Matthew Mcmanus | President Diag & Spatial Bio | 4,735 | 19 Aug, 2025 |
| Shane Bohnen | Svp General Counsel | 4,385 | 19 Aug, 2025 |
| Judith V. Klimovsky | 3,782 | 03 Nov, 2025 | |
| Norman David Eansor | President Protein Sciences | 8,468 | 16 Nov, 2021 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 03 Nov, 2025 | James Hippel | Common Stock | A | 13,159 | $0.00 | 143,042 | D | M |
| 03 Nov, 2025 | James Hippel | Common Stock | D | 11,865 | $62.57 | 142,722 | D | F |
| 03 Nov, 2025 | James Hippel | Common Stock | A | 11,545 | $0.00 | 154,587 | D | M |
| 03 Nov, 2025 | Kim Kelderman | Common Stock | D | 2,303 | $62.57 | 48,665 | D | F |
| 03 Nov, 2025 | William Geist | Common Stock | D | 4,520 | $62.57 | 20,503 | D | F |
| 03 Nov, 2025 | William Geist | Common Stock | A | 9,911 | $0.00 | 25,023 | D | M |
| 30 Oct, 2025 | John L Higgins | Common Stock | A | 1,640 | $0.00 | 66,876 | D | A |
| 30 Oct, 2025 | Robert V Baumgartner | Common Stock | A | 1,640 | $0.00 | 46,503 | D | A |
| 30 Oct, 2025 | Joseph D Keegan | Common Stock | A | 1,640 | $0.00 | 15,411 | D | A |
| 30 Oct, 2025 | Julie L Bushman | Common Stock | A | 1,640 | $0.00 | 8,775 | D | A |
| 30 Oct, 2025 | Rupert Vessey | Common Stock | A | 1,640 | $0.00 | 10,987 | D | A |
| 30 Oct, 2025 | Alpna Seth | Common Stock | A | 1,640 | $0.00 | 15,411 | D | A |
| 30 Oct, 2025 | Judith V. Klimovsky | Common Stock | A | 1,640 | $0.00 | 3,782 | D | A |
| 30 Oct, 2025 | Amy E. Herr | Common Stock | A | 1,640 | $0.00 | 2,680 | D | A |
| 25 Aug, 2025 | Robert V Baumgartner | Common Stock | A | 17,040 | $21.84 | 61,903 | D | M |
| 25 Aug, 2025 | Robert V Baumgartner | Common Stock | D | 17,040 | $56.21 | 44,863 | D | S |
| 25 Aug, 2025 | Roeland Nusse | - | - | 44,559 | D | |||
| 25 Aug, 2025 | Roeland Nusse | - | - | 61,599 | D | |||
| 25 Aug, 2025 | Roeland Nusse | Common Stock | D | 17,040 | $56.36 | 44,559 | D | S |
| 25 Aug, 2025 | Roeland Nusse | Common Stock | A | 17,040 | $21.84 | 61,599 | D | M |