AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q4 2025
Shares 1,812,009 Value ($000) $20,766 Avg Close $12.31 Range $10.62 - $15.93
Q3 2025
Shares 2,544,141 Value ($000) $31,751 Avg Close $12.88 Range $10.82 - $14.42
Q2 2025
Shares 653,165 Value ($000) $8,792 Avg Close $13.68 Range $11.82 - $16.29
Q1 2025
Shares 1,401,497 Value ($000) $22,718 Avg Close $18.94 Range $15.37 - $23.32
Q4 2024
Shares 1,467,934 Value ($000) $30,929 Avg Close $22.49 Range $19.59 - $26.14
Q3 2024
Shares 1,494,898 Value ($000) $38,673 Avg Close $24.55 Range $20.49 - $28.00
Q2 2024
Shares 1,922,947 Value ($000) $40,766 Avg Close $24.08 Range $20.98 - $26.11
Q1 2024
Shares 2,756,993 Value ($000) $70,496 Avg Close $23.79 Range $21.25 - $26.16
Q4 2023
Shares 1,075,579 Value ($000) $24,555 Avg Close $20.49 Range $16.63 - $23.36
Q3 2023
Shares 342,752 Value ($000) $7,225 Avg Close $21.27 Range $19.94 - $23.68
Q2 2023
Shares 246,781 Value ($000) $5,069 Avg Close $20.22 Range $18.25 - $21.97
Q1 2023
Shares 147,085 Value ($000) $3,109 Avg Close $22.79 Range $19.69 - $25.25