AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2025
Shares 60,630 Value ($000) $1,624 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 50,630 Value ($000) $1,349 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 50,630 Value ($000) $1,162 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 50,630 Value ($000) $1,468 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 50,630 Value ($000) $1,880 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 49,741 Value ($000) $2,414 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 49,770 Value ($000) $1,991 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 47,240 Value ($000) $2,074 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 76,890 Value ($000) $4,756 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 131,950 Value ($000) $6,068 Avg Close $54.55 Range $44.86 - $67.66
Q2 2023
Shares 50,080 Value ($000) $2,878 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 44,897 Value ($000) $1,684 Avg Close $32.78 Range $27.58 - $38.22
Q4 2022
Shares 80,444 Value ($000) $2,254 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 50,489 Value ($000) $1,419 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 50,347 Value ($000) $1,752 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 46,206 Value ($000) $1,659 Avg Close $28.36 Range $22.07 - $37.16
Q4 2021
Shares 46,053 Value ($000) $1,073 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 87,935 Value ($000) $1,672 Avg Close $19.59 Range $17.56 - $21.63
Q2 2021
Shares 47,670 Value ($000) $961 Avg Close $18.84 Range $16.91 - $20.94
Q1 2021
Shares 47,670 Value ($000) $873 Avg Close $18.59 Range $17.11 - $20.93
Q4 2020
Shares 89,883 Value ($000) $1,808 Avg Close $19.46 Range $17.51 - $21.38
Q3 2020
Shares 88,810 Value ($000) $1,665 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 108,010 Value ($000) $2,426 Avg Close $18.31 Range $14.00 - $22.50
Q1 2020
Shares 108,190 Value ($000) $1,606 Avg Close $17.40 Range $12.33 - $20.40
Q4 2019
Shares 109,340 Value ($000) $2,109 Avg Close $19.18 Range $16.71 - $20.89
Q3 2019
Shares 107,940 Value ($000) $2,140 Avg Close $20.83 Range $18.66 - $22.85
Q2 2019
Shares 116,190 Value ($000) $2,453 Avg Close $20.90 Range $18.60 - $23.06
Q1 2019
Shares 101,790 Value ($000) $2,080 Avg Close $22.40 Range $19.32 - $25.43
Q4 2018
Shares 122,900 Value ($000) $2,446 Avg Close $19.71 Range $17.71 - $22.74
Q3 2018
Shares 124,100 Value ($000) $2,388 Avg Close $17.82 Range $15.04 - $19.50
Q2 2018
Shares 124,100 Value ($000) $1,894 Avg Close $17.48 Range $14.40 - $19.94
Q1 2018
Shares 103,570 Value ($000) $1,942 Avg Close $18.80 Range $16.76 - $20.45
Q4 2017
Shares 113,520 Value ($000) $2,184 Avg Close $18.67 Range $17.00 - $19.95
Q3 2017
Shares 45,600 Value ($000) $815 Avg Close $16.45 Range $14.53 - $18.67
Q2 2017
Shares 45,600 Value ($000) $814 Avg Close $15.86 Range $13.15 - $17.95
Q1 2017
Shares 55,600 Value ($000) $806 Avg Close $15.72 Range $12.05 - $19.64
Q4 2016
Shares 230,330 Value ($000) $4,243 Avg Close $19.45 Range $16.87 - $21.75
Q3 2016
Shares 214,420 Value ($000) $4,068 Avg Close $18.15 Range $15.62 - $21.53
Q2 2016
Shares 105,630 Value ($000) $1,703 Avg Close $14.11 Range $11.41 - $16.78
Q1 2016
Shares 39,260 Value ($000) $471 Avg Close $11.79 Range $10.50 - $14.18
Q4 2015
Shares 29,020 Value ($000) $413 Avg Close $13.21 Range $10.57 - $15.84
Q3 2015
Shares 28,700 Value ($000) $336 Avg Close $15.00 Range $10.61 - $18.30
Q2 2015
Shares 25,000 Value ($000) $440 Avg Close $15.59 Range $13.55 - $18.25
Q1 2015
Shares 7,300 Value ($000) $109 Avg Close $13.37 Range $11.12 - $15.79