Richard Koo

All filings by Richard Koo on record concern Amphastar Pharmaceuticals, Inc. In total, 14 filings cover trades dated from 15 August 2014 to 7 June 2021.

In open-market terms, that means 1 purchase worth €37k on one side and 3 sales worth €1.7M on the other. The net balance comes to €1.7M on the selling side. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. The rest of the record consists of 7 share grants and 3 option exercises. Since January 2021: no purchases and 1 sale on the market.

On 8 June 2021 came the latest disclosure, a share grant in Amphastar Pharmaceuticals, Inc. The last purchase on record was published on 19 August 2014, which is 4,465 days ago. Filings reach the SEC (Form 4) feed a median of 1 day after the trade. The legal deadline for a Form 4 is two business days after the transaction. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.