Koo Richard

CIK 00016112191 companyRANCHO CUCAMONGA, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001611219

Recent Transactions

24 trades

Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2021-06-07+6,019→ 259,289 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2021-06-07+17,182→ 17,182 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2021-06-01$19.28/sh−25,827→ 253,270 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2021-06-01−25,827→ 0 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2021-06-01$16.43/sh+25,827→ 279,097 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2020-06-08+5,851→ 253,270 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2020-06-08+16,004→ 16,004 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2020-05-27$15.11/sh+47,782→ 295,201 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2020-05-27$18.18/sh−47,782→ 247,419 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2020-05-27−47,782→ 0 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2019-06-12+13,915→ 13,915 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2019-06-12+5,491→ 247,419 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2018-12-11$14.66/sh+29,278→ 271,206 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2018-12-11−29,278→ 0 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2018-12-11$21.32/sh−29,278→ 241,928 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2018-06-07+6,590→ 241,928 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2018-06-07+16,679→ 16,679 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2017-06-08+5,844→ 235,338 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2017-06-08+20,291→ 20,291 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2016-06-09+6,086→ 229,494 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2016-06-09+25,827→ 25,827 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2015-05-27+8,686→ 223,408 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Stock Option (right to buy)
2015-05-27+47,782→ 47,782 total
Purchase
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2014-08-15$10.08/sh+4,900→ 214,722 total

Companies

Amphastar Pharmaceuticals, Inc.
Director
$AMPH

Recent Filings

Address

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

RANCHO CUCAMONGA, CA, 91730

View on SEC.gov