DE GREEF RODERICK - Insider Non-Derivative Transactions at BIOLIFE SOLUTIONS INC (BLFS) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 13, 2025, DE GREEF RODERICK's relationship to BIOLIFE SOLUTIONS INC (BLFS) is Director,Officer (President and CEO), and currently has 389,998 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other BLFS insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

DE GREEF RODERICK - Insider Non-Derivative Transactions of BLFS Common Stock

DE GREEF RODERICK - Insider Non-Derivative Transactions at BLFS

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 14, 2025	Sell -- (Common Stock)	31165	25.33	389998
Nov 13, 2025	Sell -- (Common Stock)	33418	25.88	421163
Nov 12, 2025	Sell -- (Common Stock)	35417	26.15	454581
Oct 23, 2025	Sell -- (Common Stock)	37795	27.3	489998
Mar 19, 2025	Acquisition -- (Common Stock)	112835	0	527793
Nov 1, 2024	Sell -- (Common Stock)	46896	23.43	414958
Mar 13, 2024	Sell -- (Common Stock)	7249	16.6	461854
Mar 9, 2024	Acquisition -- (Common Stock)	29206	0	469103
Jan 20, 2024	Sell -- (Common Stock)	2642	16.76	439897
Oct 20, 2023	Acquisition -- (Common Stock)	394856	0	442539
Oct 2, 2023	Acquisition -- (Common Stock)	362	0	45262
Apr 1, 2023	M -- (Common Stock)	4740	0	44900
Jan 20, 2023	Sell -- (Common Stock)	3801	23.19	40160
Jan 5, 2023	Acquisition -- (Common Stock)	9647	0	43961