AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2025
Shares 2,608,158 Value ($000) $69,846 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 2,631,040 Value ($000) $70,117 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 2,686,950 Value ($000) $61,692 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 2,422,904 Value ($000) $70,240 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 2,714,628 Value ($000) $100,794 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 2,711,473 Value ($000) $131,588 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 2,672,862 Value ($000) $106,914 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 2,734,040 Value ($000) $120,052 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 2,815,596 Value ($000) $174,145 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 2,767,393 Value ($000) $127,272 Avg Close $54.55 Range $44.86 - $67.66
Q2 2023
Shares 2,773,609 Value ($000) $159,399 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 2,651,605 Value ($000) $99,435 Avg Close $32.78 Range $27.58 - $38.22
Q4 2022
Shares 2,621,807 Value ($000) $73,463 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 2,606,162 Value ($000) $73,234 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 2,560,777 Value ($000) $89,089 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 2,483,205 Value ($000) $89,147 Avg Close $28.36 Range $22.07 - $37.16
Q4 2021
Shares 2,468,111 Value ($000) $57,482 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 2,522,624 Value ($000) $47,955 Avg Close $19.59 Range $17.56 - $21.63
Q2 2021
Shares 2,459,731 Value ($000) $49,588 Avg Close $18.84 Range $16.91 - $20.94
Q1 2021
Shares 2,553,098 Value ($000) $46,772 Avg Close $18.59 Range $17.11 - $20.93
Q4 2020
Shares 2,478,027 Value ($000) $49,833 Avg Close $19.46 Range $17.51 - $21.38
Q3 2020
Shares 2,409,774 Value ($000) $45,183 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 2,390,120 Value ($000) $53,682 Avg Close $18.31 Range $14.00 - $22.50
Q1 2020
Shares 2,383,650 Value ($000) $35,373 Avg Close $17.40 Range $12.33 - $20.40
Q4 2019
Shares 2,363,504 Value ($000) $45,591 Avg Close $19.18 Range $16.71 - $20.89
Q3 2019
Shares 2,426,128 Value ($000) $48,111 Avg Close $20.83 Range $18.66 - $22.85
Q2 2019
Shares 2,381,761 Value ($000) $50,279 Avg Close $20.90 Range $18.60 - $23.06
Q1 2019
Shares 2,324,412 Value ($000) $47,488 Avg Close $22.40 Range $19.32 - $25.43
Q4 2018
Shares 2,288,409 Value ($000) $45,540 Avg Close $19.71 Range $17.71 - $22.74
Q3 2018
Shares 2,243,393 Value ($000) $43,162 Avg Close $17.82 Range $15.04 - $19.50
Q2 2018
Shares 2,268,023 Value ($000) $34,610 Avg Close $17.48 Range $14.40 - $19.94
Q1 2018
Shares 2,329,808 Value ($000) $43,684 Avg Close $18.80 Range $16.76 - $20.45
Q4 2017
Shares 2,288,451 Value ($000) $44,029 Avg Close $18.67 Range $17.00 - $19.95
Q3 2017
Shares 2,392,195 Value ($000) $42,748 Avg Close $16.45 Range $14.53 - $18.67
Q2 2017
Shares 2,414,797 Value ($000) $43,128 Avg Close $15.86 Range $13.15 - $17.95
Q1 2017
Shares 2,179,764 Value ($000) $31,607 Avg Close $15.72 Range $12.05 - $19.64
Q4 2016
Shares 2,171,020 Value ($000) $39,990 Avg Close $19.45 Range $16.87 - $21.75
Q3 2016
Shares 1,830,099 Value ($000) $34,716 Avg Close $18.15 Range $15.62 - $21.53
Q2 2016
Shares 1,499,766 Value ($000) $24,175 Avg Close $14.11 Range $11.41 - $16.78
Q1 2016
Shares 1,431,718 Value ($000) $17,180 Avg Close $11.79 Range $10.50 - $14.18
Q4 2015
Shares 1,262,681 Value ($000) $17,968 Avg Close $13.21 Range $10.57 - $15.84
Q3 2015
Shares 1,165,941 Value ($000) $13,631 Avg Close $15.00 Range $10.61 - $18.30
Q2 2015
Shares 1,016,483 Value ($000) $17,870 Avg Close $15.59 Range $13.55 - $18.25
Q1 2015
Shares 852,587 Value ($000) $12,754 Avg Close $13.37 Range $11.12 - $15.79
Q4 2014
Shares 155,730 Value ($000) $1,808 Avg Close $10.89 Range $9.76 - $12.46
Q3 2014
Shares 48,816 Value ($000) $568 Avg Close $10.42 Range $8.32 - $12.52