BioLife Solutions Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqCM:BLFS Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
26 Nov 25	SellUS$108,000	Amy DuRoss	Individual	4,000	US$27.00
21 Nov 25	SellUS$148,545	Amy DuRoss	Individual	6,000	US$26.00
13 Nov 25	SellUS$2,580,422	Roderick de Greef	Individual	100,000	US$26.15
15 Oct 25	SellUS$21,410,325	Casdin Capital, LLC	Company	750,000	US$28.55
25 Aug 25	SellUS$255,300	Todd Berard	Individual	10,000	US$25.53
15 Aug 25	SellUS$12,200,000	Casdin Capital, LLC	Company	500,000	US$24.40
11 Aug 25	SellUS$11,300,000	Casdin Capital, LLC	Company	500,000	US$22.60
10 Jun 25	SellUS$23,800,000	Casdin Capital, LLC	Company	1,000,000	US$23.80

Insider Trading Volume

Insider Buying: BLFS insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of BLFS?
Owner Type	Number of Shares	Ownership Percentage
State or Government	8,441	0.0171%
Individual Insiders	1,392,265	2.82%
VC/PE Firms	5,957,165	12.1%
Institutions	42,068,933	85.1%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 78.15% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
12.4%	Casdin Capital, LLC	5,957,165	US$157.9m	-11.2%	9.89%
11.6%	BlackRock, Inc.	5,600,492	US$148.4m	1.14%	no data
8.5%	T. Rowe Price Group, Inc.	4,092,621	US$108.5m	-4.17%	0.01%
7.28%	Invesco Ltd.	3,504,486	US$92.9m	0.59%	0.02%
6.16%	The Vanguard Group, Inc.	2,967,518	US$78.6m	2.42%	no data
3.03%	State Street Global Advisors, Inc.	1,456,565	US$38.6m	3.38%	no data
2.3%	Fred Alger Management, LLC	1,108,922	US$29.4m	-11.2%	0.11%
2.28%	Massachusetts Financial Services Company	1,097,352	US$29.1m	-0.43%	0.01%
2.11%	FMR LLC	1,015,504	US$26.9m	35,600%	no data
2.1%	Rockefeller & Co. LLC	1,010,129	US$26.8m	-1.59%	0.05%
2.08%	Dimensional Fund Advisors LP	1,003,383	US$26.6m	2.05%	no data
1.98%	Geode Capital Management, LLC	952,338	US$25.2m	3.39%	no data
1.89%	Columbia Management Investment Advisers, LLC	908,901	US$24.1m	-15.9%	no data
1.89%	Palisade Capital Management, LP	908,440	US$24.1m	-1.2%	0.75%
1.87%	Nationwide Fund Advisors	899,031	US$23.8m	-0.3%	0.13%
1.39%	RBC Global Asset Management Inc.	670,185	US$17.8m	24.5%	0.01%
1.31%	Mutual of America Capital Management LLC	630,591	US$16.7m	-1.22%	0.15%
1.26%	Stephens Investment Management Group, LLC	608,814	US$16.1m	14.5%	0.21%
1.11%	Gagnon Securities, LLC	535,757	US$14.2m	-0.77%	2.77%
1.03%	Voya Investment Management LLC	497,254	US$13.2m	-31%	0.01%
1%	Raymond James Financial, Inc.	480,438	US$12.7m	-32.2%	no data
0.98%	Royce & Associates, LP	471,929	US$12.5m	-9.56%	0.12%
0.9%	Curi Capital, LLC	432,124	US$11.5m	-3.62%	0.2%
0.87%	Northern Trust Global Investments	417,134	US$11.1m	0.72%	no data
0.83%	Morgan Stanley	398,670	US$10.6m	15.1%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/11/28 13:20
End of Day Share Price	2025/11/28 00:00
Earnings	2025/09/30
Annual Earnings	2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

BioLife Solutions, Inc. is covered by 20 analysts. 8 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Robert Wasserman	Benchmark Company
George Zavoico	B. Riley Securities, Inc.
Matthew Hewitt	Craig-Hallum Capital Group LLC