Historical shareholding details of William Blair Investment Management, LLC holdings in Biolife Solutions Inc (BLFS)

Monthly changes of William Blair Investment Management, LLC shareholding in Biolife Solutions Inc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Jun 30, 2025	William Blair Investment Management, Llc	0	0.00%

Mar 31, 2025	William Blair Investment Management, Llc	946,623	1.98%

Dec 31, 2024	William Blair Investment Management, Llc	910,348	1.91%

Sep 30, 2024	William Blair Investment Management, Llc	1,149,448	2.48%

Jun 30, 2024	William Blair Investment Management, Llc	1,571,570	3.41%

Mar 31, 2024	William Blair Investment Management, Llc	1,726,712	3.75%

Dec 31, 2023	William Blair Investment Management, Llc	1,712,927	3.75%

Sep 30, 2023	William Blair Investment Management, Llc	675,990	1.50%