AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q4 2025
Shares 1,053 Value ($000) $12 Avg Close $12.31 Range $10.62 - $15.93
Q3 2025
Shares 924 Value ($000) $12 Avg Close $12.88 Range $10.82 - $14.42
Q2 2025
Shares 1,414 Value ($000) $19 Avg Close $13.68 Range $11.82 - $16.29
Q1 2025
Shares 850 Value ($000) $14 Avg Close $18.94 Range $15.37 - $23.32
Q4 2023
Shares 86 Value ($000) $2 Avg Close $20.49 Range $16.63 - $23.36
Q3 2023
Shares 86 Value ($000) $2 Avg Close $21.27 Range $19.94 - $23.68
Q2 2023
Shares 86 Value ($000) $2 Avg Close $20.22 Range $18.25 - $21.97
Q1 2023
Shares 86 Value ($000) $2 Avg Close $22.79 Range $19.69 - $25.25
Q4 2022
Shares 86 Value ($000) $2 Avg Close $20.70 Range $17.91 - $23.00
Q3 2022
Shares 86 Value ($000) $2 Avg Close $26.79 Range $19.59 - $32.77
Q2 2022
Shares 86 Value ($000) $3 Avg Close $31.21 Range $28.64 - $34.37
Q1 2022
Shares 86 Value ($000) $3 Avg Close $35.67 Range $31.80 - $41.98
Q4 2021
Shares 86 Value ($000) $4 Avg Close $39.41 Range $36.50 - $42.48