As of June 18, 2026, Bio-Rad Laboratories's top three insider holders are Alice N Schwartz (TenPercentOwner, 1.78Mn shares), Norman D Schwartz (Chairman Ceo, 443.43K shares), Alice N Schwartz (TenPercentOwner, 437.51K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Steven D Schwartz | - | 25,234 | 13,006 | 28 Aug, 2024 |
| Norman D Schwartz | Chairman Ceo | 443,434 | 0 | 09 Sep, 2025 |
| Greg K Hinckley | - | 1,215 | 0 | 23 Apr, 2026 |
| Alice N Schwartz | - | 0 | 1,781,356 | 27 Aug, 2024 |
| Arnold A Pinkston | - | 715 | 0 | 23 Apr, 2026 |
| Roop Kalyan Lakkaraju | Evp, Chief Financial Officer | 1,844 | 0 | 09 Sep, 2025 |
| Michael Crowley | Evp, Gbl Commercial Operations | 8,171 | 0 | 17 Mar, 2025 |
| Timothy S Ernst | Evp, General Counsel Sec | 3,397 | 0 | 29 Feb, 2024 |
| Dara Wright | Evp, President, Cdg | 1,827 | 0 | 18 Dec, 2023 |
| Ajit Ramalingam | Svp, Chief Accounting Officer | 403 | 0 | 05 Sep, 2023 |
| Simon May | Evp, President, Lsg | 3,105 | 0 | 05 Sep, 2023 |
| Schwartz Allison | - | 3,996 | 0 | 28 Aug, 2024 |
| Diane Dahowski | Evp, Global Supply Chain | 11,880 | 0 | 05 Sep, 2023 |
| Colleen Corey | Evp, Global Human Resources | 19,550 | 0 | 08 Sep, 2025 |
| Sedat Evran | Evp, Global Supply Chain | 2,233 | 0 | 21 Oct, 2025 |
| Courtney C Enloe | Evp, General Counsel Sec | 629 | 0 | 08 Sep, 2025 |
| James Barry | Evp, President, Lsg | 510 | 0 | 08 Nov, 2025 |
| Eva Anette Engelhardt | Evp, President, Cdg | 896 | 0 | 09 Sep, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 21 Apr, 2026 | Arnold A Pinkston | Bio-Rad A Common Stock | A | 407 | $0.00 | 715 | D | M |
| 21 Apr, 2026 | Greg K Hinckley | Bio-Rad A Common Stock | A | 407 | $0.00 | 1,215 | D | M |
| 21 Apr, 2026 | Arnold A Pinkston | Restricted Stock Units | A | 369 | $0.00 | 369 | D | A |
| 21 Apr, 2026 | Greg K Hinckley | Restricted Stock Units | A | 369 | $0.00 | 369 | D | A |
| 21 Apr, 2026 | Arnold A Pinkston | Restricted Stock Units | D | 407 | $0.00 | 0 | D | M |
| 21 Apr, 2026 | Greg K Hinckley | Restricted Stock Units | D | 407 | $0.00 | 0 | D | M |
| 06 Nov, 2025 | James Barry | Bio-Rad A Common Stock | D | 700 | $306.18 | 510 | D | S |
| 20 Oct, 2025 | Sedat Evran | Bio-Rad A Common Stock | A | 1,044 | $0.00 | 2,568 | D | M |
| 20 Oct, 2025 | Sedat Evran | Bio-Rad A Common Stock | A | 1,044 | $0.00 | 2,568 | D | M |
| 20 Oct, 2025 | Sedat Evran | Bio-Rad A Common Stock | A | 1,044 | $0.00 | 2,568 | D | M |
| 20 Oct, 2025 | Sedat Evran | Bio-Rad A Common Stock | D | 335 | $321.90 | 2,233 | D | F |
| 20 Oct, 2025 | Sedat Evran | Bio-Rad A Common Stock | D | 335 | $321.90 | 2,233 | D | F |
| 20 Oct, 2025 | Sedat Evran | Bio-Rad A Common Stock | D | 335 | $321.90 | 2,233 | D | F |
| 20 Oct, 2025 | Sedat Evran | Restricted Stock Units | D | 1,044 | $0.00 | 2,088 | D | M |
| 20 Oct, 2025 | Sedat Evran | Restricted Stock Units | D | 1,044 | $0.00 | 2,088 | D | M |
| 20 Oct, 2025 | Sedat Evran | Restricted Stock Units | D | 1,044 | $0.00 | 2,088 | D | M |
| 05 Sep, 2025 | Rajat Mehta | Restricted Stock Units | A | 1,827 | $0.00 | 1,827 | D | A |
| 06 Sep, 2025 | Norman D Schwartz | Bio-Rad A Common Stock | A | 3,455 | $0.00 | 444,962 | D | M |
| 06 Sep, 2025 | Sedat Evran | Bio-Rad A Common Stock | A | 864 | $0.00 | 1,801 | D | M |
| 06 Sep, 2025 | Sedat Evran | Bio-Rad A Common Stock | A | 864 | $0.00 | 1,801 | D | M |