BIOLIFE SOLUTIONS INC — Director's Dealing 2021

Nov 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOLIFE SOLUTIONS INC (BLFS)
CIK: 0000834365
Period of Report: 2021-09-01

Reporting Person: Casdin Partners Master Fund, L.P. (10% Owner)
Reporting Person: Casdin Capital, LLC (10% Owner)
Reporting Person: Casdin Partners GP, LLC (10% Owner)
Reporting Person: Casdin Eli (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-09-01	Common Stock, par value $.001 per share	J	126185	—	Acquired	7566292	Direct

Footnotes

F1: The reported securities were received by Casdin Partners Master Fund, L.P. (the "Master Fund") upon closing of the merger between Sexton Biotechnologies, Inc. ("Sexton") and the Issuer with approximately 10% of the amount deposited into an escrow account for indemnification and post-closing purchase price adjustments. The foregoing description of the merger does not purport to be complete and is subject to and qualified in its entirety by reference to the Issuer's 8-K filed on September 8, 2021, which is incorporated by reference.

F2: The securities are owned directly by the Master Fund and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to the Master Fund, (ii) Casdin Partners GP, LLC, the general partner of the Master Fund, and (iii) Eli Casdin, the managing member of Casdin Capital, LLC and Casdin Partners GP, LLC.