BIOLIFE SOLUTIONS INC — Director's Dealing 2026

Feb 26, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOLIFE SOLUTIONS INC (BLFS)
CIK: 0000834365
Period of Report: 2026-02-24

Reporting Person: Werner Sean (Chief Technology Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-24	Common Stock	A	24116	—	Acquired	50043	Direct

Footnotes

F1: The restricted stock was granted pursuant to the BioLife Solutions 2023 Omnibus Performance Incentive Plan and vests 25% on the first anniversary of the grant date and thereafter quarterly, in 12 equal quarterly installments. The restricted stock was granted to the reporting person as part of 2026 compensation.