BIOLIFE SOLUTIONS INC

Ticker: BLFS CUSIP: 09062W204 Class: Common Stock

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 379,741 Value ($000) $9,182 Avg Close $26.17 Range $23.57 - $29.62

Q3 2025

Shares 369,535 Value ($000) $9,427 Avg Close $23.72 Range $20.14 - $27.52

Q2 2025

Shares 346,982 Value ($000) $7,474 Avg Close $22.54 Range $19.10 - $25.60

Q1 2025

Shares 340,826 Value ($000) $7,784 Avg Close $26.33 Range $22.16 - $29.55

Q4 2024

Shares 346,421 Value ($000) $8,993 Avg Close $24.88 Range $19.47 - $28.88

Q3 2024

Shares 319,959 Value ($000) $8,012 Avg Close $23.62 Range $18.70 - $26.73

Q2 2024

Shares 310,209 Value ($000) $6,648 Avg Close $19.41 Range $14.84 - $23.10

Q1 2024

Shares 304,270 Value ($000) $5,644 Avg Close $17.49 Range $14.50 - $19.18

Q4 2023

Shares 285,124 Value ($000) $4,633 Avg Close $12.76 Range $8.92 - $17.47

Q3 2023

Shares 281,998 Value ($000) $3,894 Avg Close $15.76 Range $10.48 - $23.85

Q2 2023

Shares 265,244 Value ($000) $5,862 Avg Close $21.06 Range $16.28 - $24.50

Q1 2023

Shares 257,855 Value ($000) $5,608 Avg Close $22.49 Range $17.29 - $26.89

Q4 2022

Shares 253,966 Value ($000) $4,622 Avg Close $20.65 Range $16.77 - $25.76

Q3 2022

Shares 248,775 Value ($000) $5,660 Avg Close $21.40 Range $13.67 - $26.96

Q2 2022

Shares 225,697 Value ($000) $3,118 Avg Close $14.67 Range $10.40 - $24.49

Q1 2022

Shares 172,272 Value ($000) $3,916 Avg Close $26.33 Range $20.25 - $38.01

Q4 2021

Shares 165,644 Value ($000) $6,174 Avg Close $42.92 Range $32.03 - $58.80

Q3 2021

Shares 193,073 Value ($000) $8,171 Avg Close $48.16 Range $41.73 - $60.67

Q2 2021

Shares 203,178 Value ($000) $9,044 Avg Close $35.23 Range $28.15 - $45.59

Q1 2021

Shares 149,178 Value ($000) $5,371 Avg Close $39.54 Range $32.84 - $47.97

Q4 2020

Shares 143,737 Value ($000) $5,734 Avg Close $34.10 Range $26.58 - $47.22

Q3 2020

Shares 138,477 Value ($000) $4,008 Avg Close $21.60 Range $15.64 - $29.49

Q2 2020

Shares 22,369 Value ($000) $366 Avg Close $13.79 Range $8.83 - $17.34

Q1 2020

Shares 18,398 Value ($000) $175 Avg Close $13.73 Range $7.37 - $18.05

Q4 2019

Shares 18,398 Value ($000) $298 Avg Close $16.26 Range $13.78 - $19.14

Q3 2019

Shares 16,996 Value ($000) $283 Avg Close $18.77 Range $15.52 - $21.18

Q2 2019

Shares 16,689 Value ($000) $283 Avg Close $17.44 Range $15.06 - $20.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	379,741	$9,182	$26.17	$23.57 - $29.62
Q3 2025	369,535	$9,427	$23.72	$20.14 - $27.52
Q2 2025	346,982	$7,474	$22.54	$19.10 - $25.60
Q1 2025	340,826	$7,784	$26.33	$22.16 - $29.55
Q4 2024	346,421	$8,993	$24.88	$19.47 - $28.88
Q3 2024	319,959	$8,012	$23.62	$18.70 - $26.73
Q2 2024	310,209	$6,648	$19.41	$14.84 - $23.10
Q1 2024	304,270	$5,644	$17.49	$14.50 - $19.18
Q4 2023	285,124	$4,633	$12.76	$8.92 - $17.47
Q3 2023	281,998	$3,894	$15.76	$10.48 - $23.85
Q2 2023	265,244	$5,862	$21.06	$16.28 - $24.50
Q1 2023	257,855	$5,608	$22.49	$17.29 - $26.89
Q4 2022	253,966	$4,622	$20.65	$16.77 - $25.76
Q3 2022	248,775	$5,660	$21.40	$13.67 - $26.96
Q2 2022	225,697	$3,118	$14.67	$10.40 - $24.49
Q1 2022	172,272	$3,916	$26.33	$20.25 - $38.01
Q4 2021	165,644	$6,174	$42.92	$32.03 - $58.80
Q3 2021	193,073	$8,171	$48.16	$41.73 - $60.67
Q2 2021	203,178	$9,044	$35.23	$28.15 - $45.59
Q1 2021	149,178	$5,371	$39.54	$32.84 - $47.97
Q4 2020	143,737	$5,734	$34.10	$26.58 - $47.22
Q3 2020	138,477	$4,008	$21.60	$15.64 - $29.49
Q2 2020	22,369	$366	$13.79	$8.83 - $17.34
Q1 2020	18,398	$175	$13.73	$7.37 - $18.05
Q4 2019	18,398	$298	$16.26	$13.78 - $19.14
Q3 2019	16,996	$283	$18.77	$15.52 - $21.18
Q2 2019	16,689	$283	$17.44	$15.06 - $20.00