Insider Activity of Koo Richard
Biography of Koo Richard
No biography is available at this moment.
No biography is available at this moment.
| 2021-06-01 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | director | 25,827 0.0547% | $19.28 | $498,009 | +11.01% | |
| 2020-05-27 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | director | 95,564 0.1811% | $16.65 | $1.59M | +2.39% | |
| 2018-12-11 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | director | 58,556 0.1071% | $17.99 | $1.05M | -2.87% | |
| 2014-08-15 | Amphastar Pharmaceuticals, Inc. AMPH | director | 9,800 0.0218% | $10.08 | $98,784 | +27.09% |