AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

QUADRANT CAPITAL GROUP LLC's Holding History (CIK: 0001650717)

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

Q4 2025
Shares 2,734 Value ($000) $73 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 3,076 Value ($000) $82 Avg Close $25.82 Range $20.39 - $31.26
Q1 2025
Shares 8,277 Value ($000) $240 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 740 Value ($000) $27 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 740 Value ($000) $36 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 793 Value ($000) $32 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 803 Value ($000) $35 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 1,026 Value ($000) $63 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 803 Value ($000) $37 Avg Close $54.55 Range $44.86 - $67.66
Q2 2023
Shares 822 Value ($000) $47 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 812 Value ($000) $30 Avg Close $32.78 Range $27.58 - $38.22
Q4 2022
Shares 301 Value ($000) $8 Avg Close $29.04 Range $26.76 - $31.64
Q3 2022
Shares 404 Value ($000) $11 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 227 Value ($000) $8 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 394 Value ($000) $14 Avg Close $28.36 Range $22.07 - $37.16
Q4 2021
Shares 245 Value ($000) $6 Avg Close $20.45 Range $18.12 - $23.85
Q3 2021
Shares 356 Value ($000) $7 Avg Close $19.59 Range $17.56 - $21.63
Q2 2021
Shares 108 Value ($000) $2 Avg Close $18.84 Range $16.91 - $20.94
Q1 2021
Shares 118 Value ($000) $2 Avg Close $18.59 Range $17.11 - $20.93
Q4 2020
Shares 55 Value ($000) $1 Avg Close $19.46 Range $17.51 - $21.38
Q3 2020
Shares 55 Value ($000) $1 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 55 Value ($000) $1 Avg Close $18.31 Range $14.00 - $22.50
Q1 2020
Shares 55 Value ($000) $1 Avg Close $17.40 Range $12.33 - $20.40
Q2 2019
Shares 2,636 Value ($000) $54 Avg Close $20.90 Range $18.60 - $23.06
Q1 2019
Shares 2,636 Value ($000) $53 Avg Close $22.40 Range $19.32 - $25.43