AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q4 2025
Shares 8,488 Value ($000) $227 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 9,465 Value ($000) $252 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 11,553 Value ($000) $265 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 11,563 Value ($000) $335 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 11,805 Value ($000) $438 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 12,906 Value ($000) $626 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 13,393 Value ($000) $536 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 15,591 Value ($000) $685 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 16,770 Value ($000) $1,037 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 16,150 Value ($000) $743 Avg Close $54.55 Range $44.86 - $67.66
Q4 2022
Shares 20,752 Value ($000) $1 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 27,592 Value ($000) $852 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 30,272 Value ($000) $1,109 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 30,182 Value ($000) $1,180 Avg Close $28.36 Range $22.07 - $37.16
Q4 2021
Shares 34,517 Value ($000) $860 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 31,927 Value ($000) $613 Avg Close $19.59 Range $17.56 - $21.63
Q2 2021
Shares 32,650 Value ($000) $610 Avg Close $18.84 Range $16.91 - $20.94
Q1 2021
Shares 35,429 Value ($000) $614 Avg Close $18.59 Range $17.11 - $20.93
Q4 2020
Shares 36,857 Value ($000) $689 Avg Close $19.46 Range $17.51 - $21.38
Q3 2020
Shares 36,868 Value ($000) $768 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 34,533 Value ($000) $712 Avg Close $18.31 Range $14.00 - $22.50
Q1 2020
Shares 33,334 Value ($000) $558 Avg Close $17.40 Range $12.33 - $20.40
Q4 2019
Shares 32,728 Value ($000) $633 Avg Close $19.18 Range $16.71 - $20.89
Q3 2019
Shares 32,742 Value ($000) $639 Avg Close $20.83 Range $18.66 - $22.85
Q2 2019
Shares 33,155 Value ($000) $664 Avg Close $20.90 Range $18.60 - $23.06
Q1 2019
Shares 34,703 Value ($000) $730 Avg Close $22.40 Range $19.32 - $25.43
Q4 2018
Shares 33,981 Value ($000) $750 Avg Close $19.71 Range $17.71 - $22.74
Q3 2018
Shares 34,120 Value ($000) $622 Avg Close $17.82 Range $15.04 - $19.50
Q2 2018
Shares 38,063 Value ($000) $625 Avg Close $17.48 Range $14.40 - $19.94
Q1 2018
Shares 37,028 Value ($000) $721 Avg Close $18.80 Range $16.76 - $20.45
Q4 2017
Shares 36,536 Value ($000) $706 Avg Close $18.67 Range $17.00 - $19.95
Q3 2017
Shares 37,490 Value ($000) $680 Avg Close $16.45 Range $14.53 - $18.67
Q2 2017
Shares 37,492 Value ($000) $665 Avg Close $15.86 Range $13.15 - $17.95
Q1 2017
Shares 39,612 Value ($000) $600 Avg Close $15.72 Range $12.05 - $19.64
Q4 2016
Shares 38,042 Value ($000) $652 Avg Close $19.45 Range $16.87 - $21.75
Q3 2016
Shares 35,414 Value ($000) $676 Avg Close $18.15 Range $15.62 - $21.53