BLFS - Biolife Solutions, Inc.

Classified under Health Care Equipment & Supplies (Health Care sector), BLFS's insider flows are most useful compared with peers in the same group.

Insider Ownership

Role	Insider	Shares	Value	30d
10%	Casdin Partners Master Fund, L.P.	4.76M	$112.74M	-
Other	Foster Karen A.	108.8K	$2.08M	-
Other	Aebersold Sarah	92.4K	$1.77M	-
CFO	Wichterman Troy	0	-	-
Other	Werner Sean	0	-	-

Buys and sells only

10 filings · page 2

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Jan 6, 2026	Foster Karen A.67	Chief Quality and Operations	Sell10b5-1	335	$25.59	$8,572.65	-0.2%	-26.9%	-
Jan 6, 2026	Aebersold Sarah60	Chief Human Resources Officer	Sell10b5-1	241	$25.59	$6,167.19	-0.3%	-26.9%	-
Jan 6, 2026	Mathew Aby J.68	EVP &Chief Scientific Officer	Sell10b5-1	405	$25.59	$10,363.95	-0.1%	-26.9%	-
Jan 6, 2026	Berard Todd67	Chief Marketing Officer	Sell10b5-1	344	$25.59	$8,802.96	-0.3%	-26.9%	-
Dec 15, 2025	Duross Amy63	Director	Sell	2,000	$24.60	$49,200.00	-9.7%	-22.6%	-
Dec 15, 2025	Aebersold Sarah60	Chief Human Resources Officer	Sell10b5-1	946	$24.63	$23,295.27	-1.2%	-22.6%	-
Dec 9, 2025	Foster Karen A.67	Chief Quality and Operations	Sell10b5-1	519	$25.13	$13,042.47	-0.3%	-19.6%	-
Dec 9, 2025	Berard Todd67	Chief Marketing Officer	Sell10b5-1	358	$25.13	$8,996.54	-0.3%	-19.6%	-
Dec 9, 2025	Wichterman Troy60	Chief Financial Officer	Sell10b5-1	1,033	$25.13	$25,959.29	-0.7%	-19.6%	-
Dec 9, 2025	Mathew Aby J.68	EVP &Chief Scientific Officer	Sell10b5-1	631	$25.13	$15,857.03	-0.2%	-19.6%	-