Bio-Rad Laboratories EVP Eva Anette Engelhardt Reports RSU Award and Net Share Settlement
BIO-RAD LABORATORIES, INC.
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Filing Summary
Bio-Rad Laboratories, Inc. ($BIO) Form 4 Filing Summary
Insider: ENGELHARDT EVA ANETTE (EVP, President, CDG)
Filing Date: September 9, 2026
Transaction Date: September 4-6, 2026
Activity:
• RSU Grant (09/04): 4,313 units acquired at $0.00
• RSU Vestings (09/05 & 09/06): 2,179 Class A shares acquired via M-code
• Tax Withholdings (09/05 & 09/06): 854 shares withheld at $386.11 ($329,737.94 total value)
• Post-Transaction Direct Holdings: 1,828 Class A Common shares
Significance: Low (Routine compensation grant and tax-related share withholding)
Comprehensive Analysis
Bio-Rad Laboratories, Inc. ($BIO) Form 4 Insider Filing Analysis
Executive Summary
On September 9, 2026, Eva Anette Engelhardt, EVP and President of the Clinical Diagnostics Group (CDG) at Bio-Rad Laboratories, Inc., filed Form 4 detailing equity compensation activity comprising a new Restricted Stock Unit (RSU) award, standard RSU vestings, and mandatory tax withholding disposals between September 4 and September 6, 2026.
Key Transaction Details
- Equity Grant (Sept 4, 2026): Received an award of 4,313 Restricted Stock Units under code
Awith a 4-year vesting schedule (25% on the first anniversary, remaining vesting quarterly thereafter). - Vesting & Conversions (Sept 5 & 6, 2026):
- Vested and converted 1,027 shares of Class A Common Stock on Sept 5.
- Vested and converted 1,152 shares of Class A Common Stock on Sept 6.
- Total acquired through vesting: 2,179 shares.
- Tax Withholdings (Sept 5 & 6, 2026):
- Disposed of 369 shares on Sept 5 at $386.11/share to satisfy tax withholding obligations.
- Disposed of 485 shares on Sept 6 at $386.11/share to satisfy tax withholding obligations.
- Total shares withheld for taxes: 854 shares (~$329,738 total value).
- Final Ownership: Engelhardt directly owns 1,828 shares of Class A Common Stock and 9,697 unvested RSUs across active grant tranches following these transactions.
Market & Governance Significance
- Trading Significance: Low. The recorded dispositions are automatic tax withholding transactions (
Fcode) associated with scheduled vesting events, accompanied by an annual equity award (Acode). These transactions reflect ordinary executive compensation rather than open-market discretionary sentiment.
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