AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

GABELLI FUNDS LLC's Holding History (CIK: 0001081407)

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

Q4 2025

Shares 181,000 Value ($000) $2,074 Avg Close $12.31 Range $10.62 - $15.93

Q3 2025

Shares 370,237 Value ($000) $4,621 Avg Close $12.88 Range $10.82 - $14.42

Q2 2025

Shares 408,237 Value ($000) $5,495 Avg Close $13.68 Range $11.82 - $16.29

Q1 2025

Shares 408,237 Value ($000) $6,618 Avg Close $18.94 Range $15.37 - $23.32

Q4 2024

Shares 408,237 Value ($000) $8,602 Avg Close $22.49 Range $19.59 - $26.14

Q3 2024

Shares 409,237 Value ($000) $10,587 Avg Close $24.55 Range $20.49 - $28.00

Q2 2024

Shares 425,224 Value ($000) $9,015 Avg Close $24.08 Range $20.98 - $26.11

Q1 2024

Shares 425,224 Value ($000) $10,873 Avg Close $23.79 Range $21.25 - $26.16

Q4 2023

Shares 425,224 Value ($000) $9,708 Avg Close $20.49 Range $16.63 - $23.36

Q3 2023

Shares 425,224 Value ($000) $8,964 Avg Close $21.27 Range $19.94 - $23.68

Q2 2023

Shares 425,224 Value ($000) $8,734 Avg Close $20.22 Range $18.25 - $21.97

Q1 2023

Shares 425,224 Value ($000) $8,989 Avg Close $22.79 Range $19.69 - $25.25

Q4 2022

Shares 425,224 Value ($000) $8,968 Avg Close $20.70 Range $17.91 - $23.00

Q3 2022

Shares 439,424 Value ($000) $8,613 Avg Close $26.79 Range $19.59 - $32.77

Q2 2022

Shares 428,201 Value ($000) $13,317 Avg Close $31.21 Range $28.64 - $34.37

Q1 2022

Shares 122,200 Value ($000) $4,133 Avg Close $35.67 Range $31.80 - $41.98

Q4 2021

Shares 37,200 Value ($000) $1,568 Avg Close $39.41 Range $36.50 - $42.48

Q3 2021

Shares 35,000 Value ($000) $1,432 Avg Close $39.07 Range $34.85 - $44.37

Q2 2021

Shares 45,000 Value ($000) $1,598 Avg Close $32.34 Range $29.01 - $36.31

Q1 2021

Shares 50,000 Value ($000) $1,447 Avg Close $28.87 Range $26.14 - $31.05

Q4 2020

Shares 50,000 Value ($000) $1,408 Avg Close $25.77 Range $21.75 - $28.98

Q3 2020

Shares 50,000 Value ($000) $1,125 Avg Close $20.79 Range $16.91 - $23.38

Q2 2020

Shares 50,000 Value ($000) $850 Avg Close $16.28 Range $11.51 - $19.50

Q1 2020

Shares 50,000 Value ($000) $625 Avg Close $16.03 Range $6.66 - $19.39

Q4 2019

Shares 50,000 Value ($000) $908 Avg Close $15.92 Range $13.33 - $18.84

Q3 2019

Shares 50,000 Value ($000) $735 Avg Close $16.94 Range $13.44 - $19.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	181,000	$2,074	$12.31	$10.62 - $15.93
Q3 2025	370,237	$4,621	$12.88	$10.82 - $14.42
Q2 2025	408,237	$5,495	$13.68	$11.82 - $16.29
Q1 2025	408,237	$6,618	$18.94	$15.37 - $23.32
Q4 2024	408,237	$8,602	$22.49	$19.59 - $26.14
Q3 2024	409,237	$10,587	$24.55	$20.49 - $28.00
Q2 2024	425,224	$9,015	$24.08	$20.98 - $26.11
Q1 2024	425,224	$10,873	$23.79	$21.25 - $26.16
Q4 2023	425,224	$9,708	$20.49	$16.63 - $23.36
Q3 2023	425,224	$8,964	$21.27	$19.94 - $23.68
Q2 2023	425,224	$8,734	$20.22	$18.25 - $21.97
Q1 2023	425,224	$8,989	$22.79	$19.69 - $25.25
Q4 2022	425,224	$8,968	$20.70	$17.91 - $23.00
Q3 2022	439,424	$8,613	$26.79	$19.59 - $32.77
Q2 2022	428,201	$13,317	$31.21	$28.64 - $34.37
Q1 2022	122,200	$4,133	$35.67	$31.80 - $41.98
Q4 2021	37,200	$1,568	$39.41	$36.50 - $42.48
Q3 2021	35,000	$1,432	$39.07	$34.85 - $44.37
Q2 2021	45,000	$1,598	$32.34	$29.01 - $36.31
Q1 2021	50,000	$1,447	$28.87	$26.14 - $31.05
Q4 2020	50,000	$1,408	$25.77	$21.75 - $28.98
Q3 2020	50,000	$1,125	$20.79	$16.91 - $23.38
Q2 2020	50,000	$850	$16.28	$11.51 - $19.50
Q1 2020	50,000	$625	$16.03	$6.66 - $19.39
Q4 2019	50,000	$908	$15.92	$13.33 - $18.84
Q3 2019	50,000	$735	$16.94	$13.44 - $19.59