Greef Roderick De

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
19 Jan 23	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	23.19	3,801	88.15 k	40,160
4 Jan 23	BLFS Biolife Solutions	Common Stock	Grant	Acquire A	No	No	0	9,647	0.00	43,961
30 Nov 22	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	20.59	33,905	698.10 k	34,314
29 Nov 22	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	20.2	1,500	30.30 k	68,219
28 Nov 22	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	21.44	5,400	115.78 k	69,719
28 Nov 22	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	20.75	4,600	95.45 k	75,119
23 Nov 22	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	21.71	4,500	97.70 k	79,719
21 Nov 22	BLFS Biolife Solutions	Common Stock	Sell	Dispose S	No	No	21.63	9,500	205.49 k	84,219

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.