AMPHASTAR PHARMACEUTICALS IN

Ticker: AMPH CUSIP: 03209R103 Class: Common Stock

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q3 2020
Shares 1,948 Value ($000) $37 Avg Close $20.14 Range $17.83 - $22.69
Q2 2020
Shares 2,189 Value ($000) $49 Avg Close $18.31 Range $14.00 - $22.50
Q3 2019
Shares 2,435 Value ($000) $48 Avg Close $20.83 Range $18.66 - $22.85
Q2 2019
Shares 5,935 Value ($000) $125 Avg Close $20.90 Range $18.60 - $23.06
Q1 2019
Shares 8,935 Value ($000) $183 Avg Close $22.40 Range $19.32 - $25.43
Q4 2018
Shares 3,547 Value ($000) $71 Avg Close $19.71 Range $17.71 - $22.74
Q1 2018
Shares 1,750 Value ($000) $33 Avg Close $18.80 Range $16.76 - $20.45
Q1 2017
Shares 2,326 Value ($000) $34 Avg Close $15.72 Range $12.05 - $19.64
Q4 2016
Shares 10,269 Value ($000) $189 Avg Close $19.45 Range $16.87 - $21.75
Q3 2016
Shares 27,718 Value ($000) $526 Avg Close $18.15 Range $15.62 - $21.53
Q2 2016
Shares 21,078 Value ($000) $340 Avg Close $14.11 Range $11.41 - $16.78
Q1 2016
Shares 19,078 Value ($000) $229 Avg Close $11.79 Range $10.50 - $14.18
Q4 2015
Shares 26,478 Value ($000) $377 Avg Close $13.21 Range $10.57 - $15.84
Q3 2015
Shares 21,078 Value ($000) $246 Avg Close $15.00 Range $10.61 - $18.30