DE GREEF RODERICK

BLFS

DE GREEF RODERICK serves as President and CEO at BioLife Solutions, Inc. (BLFS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

27 trades

$13.56M

Net Position

Net Seller

$13.56M

Companies Traded

BLFS

Active Period

Mar 2021 – Nov 2025

27 total trades

Most Recent

Sell BLFS

Nov 11, 2025 · $2.58M

DE GREEF RODERICK's Insider Trading at BioLife Solutions, Inc. (BLFS)

Buys

0 · $0.00

Sells

27 · $13.56M

Total Shares Bought

Total Shares Sold

470,367

BLFS Price Chart

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Date	Type	Shares	Avg Price	Value
Nov 11, 2025	Sell	100,000	$25.80	$2.58M
Oct 22, 2025	Sell	37,795	$27.30	$1.03M
Oct 31, 2024	Sell	46,896	$23.43	$1.10M
Mar 8, 2024	Sell	7,249	$16.60	$120.3K
Jan 19, 2024	Sell	2,642	$16.76	$44.3K
Jan 19, 2023	Sell	3,801	$23.19	$88.1K
Nov 28, 2022	Sell	45,405	$20.69	$939.6K
Nov 21, 2022	Sell	14,000	$21.66	$303.2K
Nov 16, 2022	Sell	3,000	$22.67	$68.0K
Nov 14, 2022	Sell	20,000	$23.86	$477.2K
Oct 7, 2022	Sell	8,552	$22.69	$194.0K
Oct 3, 2022	Sell	1,233	$21.95	$27.1K
Jul 12, 2022	Sell	9,158	$15.79	$144.6K
Apr 18, 2022	Sell	18,530	$17.59	$325.9K
Apr 7, 2022	Sell	10,713	$21.82	$233.8K
Jan 7, 2022	Sell	10,816	$30.75	$332.6K
Dec 29, 2021	Sell	705	$39.37	$27.8K
Nov 16, 2021	Sell	21,000	$51.07	$1.07M
Oct 25, 2021	Sell	2,371	$44.62	$105.8K
Oct 14, 2021	Sell	1,221	$39.97	$48.8K
Sep 28, 2021	Sell	689	$43.12	$29.7K
Aug 17, 2021	Sell	46,239	$44.84	$2.07M
Jun 29, 2021	Sell	685	$43.75	$30.0K
Apr 13, 2021	Sell	20,919	$34.45	$720.6K
Apr 1, 2021	Sell	3,855	$36.53	$140.8K
Mar 26, 2021	Sell	2,893	$35.01	$101.3K
Mar 23, 2021	Sell	30,000	$39.91	$1.20M