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
Aug 31, 2025 William Blair Investment Management, Llc 0 0.00%
Jul 31, 2025 William Blair Investment Management, Llc 0 0.00%
Jun 30, 2025 William Blair Investment Management, Llc 0 0.00%
Jun 30, 2025 William Blair Investment Management, Llc 0 0.00%
May 31, 2025 William Blair Investment Management, Llc 0 0.00%
Apr 30, 2025 William Blair Investment Management, Llc 257,434 0.54%
Mar 31, 2025 William Blair Investment Management, Llc 946,623 1.98%
Mar 31, 2025 William Blair Investment Management, Llc 321,944 0.68%
Feb 28, 2025 William Blair Investment Management, Llc 318,224 0.68%
Jan 31, 2025 William Blair Investment Management, Llc 312,214 0.67%
Dec 31, 2024 William Blair Investment Management, Llc 910,348 1.91%
Dec 31, 2024 William Blair Investment Management, Llc 298,034 0.64%
Nov 30, 2024 William Blair Investment Management, Llc 285,874 0.62%
Oct 31, 2024 William Blair Investment Management, Llc 282,124 0.61%
Sep 30, 2024 William Blair Investment Management, Llc 1,149,448 2.48%
Sep 30, 2024 William Blair Investment Management, Llc 394,165 0.85%
Aug 31, 2024 William Blair Investment Management, Llc 424,460 0.92%
Jul 31, 2024 William Blair Investment Management, Llc 515,380 1.12%
Jun 30, 2024 William Blair Investment Management, Llc 1,571,570 3.41%
Jun 30, 2024 William Blair Investment Management, Llc 475,040 1.03%
May 31, 2024 William Blair Investment Management, Llc 475,040 1.03%
Apr 30, 2024 William Blair Investment Management, Llc 544,450 1.20%
Mar 31, 2024 William Blair Investment Management, Llc 1,726,712 3.75%
Mar 31, 2024 William Blair Investment Management, Llc 544,450 1.20%
Feb 29, 2024 William Blair Investment Management, Llc 529,120 1.17%
Jan 31, 2024 William Blair Investment Management, Llc 521,000 1.16%
Dec 31, 2023 William Blair Investment Management, Llc 1,712,927 3.75%
Dec 31, 2023 William Blair Investment Management, Llc 451,540 1.00%
Nov 30, 2023 William Blair Investment Management, Llc 451,540 1.00%
Oct 31, 2023 William Blair Investment Management, Llc 224,587 0.50%
Sep 30, 2023 William Blair Investment Management, Llc 675,990 1.50%

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