AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q2 2025
Shares 15,348 Value ($000) $207 Avg Close $13.68 Range $11.82 - $16.29
Q3 2024
Shares 2,439,577 Value ($000) $63,112 Avg Close $24.55 Range $20.49 - $28.00
Q2 2024
Shares 2,742,078 Value ($000) $58,132 Avg Close $24.08 Range $20.98 - $26.11
Q1 2024
Shares 5,244,215 Value ($000) $134,095 Avg Close $23.79 Range $21.25 - $26.16
Q4 2023
Shares 5,418,922 Value ($000) $123,714 Avg Close $20.49 Range $16.63 - $23.36
Q3 2023
Shares 4,246,946 Value ($000) $89,526 Avg Close $21.27 Range $19.94 - $23.68
Q2 2023
Shares 4,729,799 Value ($000) $97,150 Avg Close $20.22 Range $18.25 - $21.97
Q1 2023
Shares 4,574,442 Value ($000) $96,704 Avg Close $22.79 Range $19.69 - $25.25
Q4 2022
Shares 4,317,453 Value ($000) $91,055 Avg Close $20.70 Range $17.91 - $23.00
Q3 2022
Shares 3,987,072 Value ($000) $78,147 Avg Close $26.79 Range $19.59 - $32.77
Q2 2022
Shares 3,679,472 Value ($000) $114,432 Avg Close $31.21 Range $28.64 - $34.37
Q1 2022
Shares 3,042,836 Value ($000) $102,909 Avg Close $35.67 Range $31.80 - $41.98
Q4 2021
Shares 2,787,784 Value ($000) $117,477 Avg Close $39.41 Range $36.50 - $42.48
Q3 2021
Shares 2,074,741 Value ($000) $84,857 Avg Close $39.07 Range $34.85 - $44.37