Lee Howard

CIK 00013799412 companiesRANCHO CUCAMONGA, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001379941

Recent Transactions

38 trades

Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-03$26.01/sh−923→ 151,976 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-03$26.01/sh−923→ 151,976 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-03$26.01/sh−923→ 151,976 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-03$26.01/sh−923→ 151,976 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2025-06-02+11,402→ 11,402 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2025-06-02+11,402→ 11,402 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-02+5,122→ 152,899 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-02+5,122→ 152,899 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2025-06-02+11,402→ 11,402 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-02+5,122→ 152,899 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2025-06-02+11,402→ 11,402 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-06-02+5,122→ 152,899 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-05$42.04/sh−579→ 147,777 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-05$42.04/sh−579→ 147,777 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-05$42.04/sh−579→ 147,777 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-05$42.04/sh−579→ 147,777 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-03+3,076→ 148,356 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-03+3,076→ 148,356 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2024-06-03+6,864→ 6,864 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-03+3,076→ 148,356 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2024-06-03+6,864→ 6,864 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2024-06-03+6,864→ 6,864 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-03+3,076→ 148,356 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2024-06-03+6,864→ 6,864 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$16.69/sh+16,679→ 159,618 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$45.02/sh−16,679→ 142,939 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$45.02/sh−16,679→ 142,939 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2023-06-01−16,679→ 0 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$16.69/sh+16,679→ 159,618 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$45.02/sh−16,679→ 142,939 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$16.69/sh+16,679→ 159,618 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2023-06-01−16,679→ 0 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$16.69/sh+16,679→ 159,618 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-01$45.02/sh−16,679→ 142,939 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2023-06-01−16,679→ 0 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2023-06-01−16,679→ 0 total
Award
OPTIMER PHARMACEUTICALS INC
Common Stock
2007-09-12+2,500→ 2,500 total
Award
OPTIMER PHARMACEUTICALS INC
Common Stock
2007-09-12+2,500→ 2,500 total

Companies

Recent Filings

Address

C/O AMPHASTAR PHARMACEUTICALS, INC. 11570 6TH STREET

RANCHO CUCAMONGA, CA, 91730

View on SEC.gov