BioLife (BLFS) CEO De Greef Withholds 2,775 Shares for Taxes

What Happened Roderick De Greef, President, CEO and a director of BioLife Solutions (BLFS), had 2,775 shares withheld by the company on 2026-09-18 to satisfy tax withholding obligations arising from the release of restricted stock units. The filing reports the shares were valued at $36.69 each, for a total of $101,815 (transaction coded as F; shares shown as “Disposed” in the Form 4).

Key Details

• Transaction date and price: 2026-09-18; 2,775 shares at $36.69 per share (total ≈ $101,815).
• Post-transaction holdings: Not specified in this Form 4 (shares owned after the withholding not reported).
• Footnote: F1 — shares were withheld by the issuer to satisfy tax withholding on RSU release.
• Filing timeliness: Report filed 2026-09-22. This is within the two-business-day Form 4 filing window (timely).

Context This was a tax-withholding disposition tied to RSU vesting — a routine administrative action by the company to cover tax obligations, not an open-market sale or purchase. Such withholdings are common and generally don’t signal insider buying or selling intent.