Rong Zhou bought $0K of AMPH

bought $0.00 of AMPH

26,378 shares @ $0.00

New position

84th largest trade (out of 114)

Cluster Buy

Trade made by an officer

Part of a cluster of 14 transactions by 5 insiders

Unscheduled trade

47% win rate · +9.4% median edge vs SPY (19 trades, 90-day · small sample)

Price 12% below 200-day moving average

AMPHAmphastar Pharmaceuticals, Inc.

Health CarePharmaceuticals

1D0.00%

1W-0.40%

1M-4.59%

3M-13.78%

6M—

1Y—

Recent insider activity at AMPH