AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025
Shares 14,649 Value ($000) $392 Avg Close $25.76 Range $22.94 - $29.00
Q3 2025
Shares 11,972 Value ($000) $319 Avg Close $25.82 Range $20.39 - $31.26
Q2 2025
Shares 12,672 Value ($000) $291 Avg Close $24.82 Range $22.64 - $29.27
Q1 2025
Shares 9,591 Value ($000) $278 Avg Close $31.94 Range $25.89 - $39.01
Q4 2024
Shares 28,125 Value ($000) $1,044 Avg Close $45.73 Range $36.48 - $53.96
Q3 2024
Shares 41,228 Value ($000) $2,001 Avg Close $43.89 Range $36.56 - $50.62
Q2 2024
Shares 26,543 Value ($000) $1,062 Avg Close $41.44 Range $38.43 - $46.62
Q1 2024
Shares 30,630 Value ($000) $1,345 Avg Close $51.65 Range $42.16 - $65.92
Q4 2023
Shares 37,283 Value ($000) $2,306 Avg Close $52.53 Range $43.79 - $63.67
Q3 2023
Shares 26,556 Value ($000) $1,221 Avg Close $54.55 Range $44.86 - $67.66
Q2 2023
Shares 6,186 Value ($000) $356 Avg Close $44.33 Range $35.62 - $58.70
Q1 2023
Shares 14,422 Value ($000) $541 Avg Close $32.78 Range $27.58 - $38.22
Q3 2022
Shares 25,632 Value ($000) $720 Avg Close $32.65 Range $27.10 - $39.07
Q2 2022
Shares 60,625 Value ($000) $2,115 Avg Close $35.69 Range $28.64 - $44.46
Q1 2022
Shares 40,107 Value ($000) $1,446 Avg Close $28.36 Range $22.07 - $37.16
Q4 2020
Shares 55,158 Value ($000) $1,109 Avg Close $19.46 Range $17.51 - $21.38
Q3 2020
Shares 89,658 Value ($000) $1,681 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 70,094 Value ($000) $1,574 Avg Close $18.31 Range $14.00 - $22.50
Q1 2020
Shares 74,049 Value ($000) $1,099 Avg Close $17.40 Range $12.33 - $20.40
Q4 2019
Shares 81,823 Value ($000) $1,578 Avg Close $19.18 Range $16.71 - $20.89
Q3 2019
Shares 84,483 Value ($000) $1,675 Avg Close $20.83 Range $18.66 - $22.85
Q2 2019
Shares 84,483 Value ($000) $1,783 Avg Close $20.90 Range $18.60 - $23.06
Q1 2019
Shares 62,295 Value ($000) $1,273 Avg Close $22.40 Range $19.32 - $25.43
Q4 2018
Shares 101,341 Value ($000) $1,972 Avg Close $19.71 Range $17.71 - $22.74
Q3 2018
Shares 67,934 Value ($000) $1,307 Avg Close $17.82 Range $15.04 - $19.50
Q2 2018
Shares 67,934 Value ($000) $1,037 Avg Close $17.48 Range $14.40 - $19.94
Q1 2018
Shares 64,741 Value ($000) $1,213 Avg Close $18.80 Range $16.76 - $20.45
Q4 2017
Shares 67,175 Value ($000) $1,292 Avg Close $18.67 Range $17.00 - $19.95
Q3 2017
Shares 72,251 Value ($000) $1,291 Avg Close $16.45 Range $14.53 - $18.67
Q2 2017
Shares 72,251 Value ($000) $1,290 Avg Close $15.86 Range $13.15 - $17.95
Q1 2017
Shares 103,074 Value ($000) $1,495 Avg Close $15.72 Range $12.05 - $19.64
Q4 2016
Shares 511 Value ($000) $10 Avg Close $19.45 Range $16.87 - $21.75
Q3 2016
Shares 400 Value ($000) $8 Avg Close $18.15 Range $15.62 - $21.53