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Floyd F. Petersen stock trades

Director of Amphastar Pharmaceuticals

4 open-market trades reported in the last 12 months: 4 sales for $562K. One sale was under a trading plan set up in advance. The newest was filed Dec 15, 2025.

Where Floyd F. Petersen files

Each title as their newest Form 4 there gives it, and the open-market trades there in the last 12 months. Open any stock for its score. Pro members see every stock ranked.

CompanyTradesQuality Score
AMPHAmphastar PharmaceuticalsDirector46

Floyd F. Petersen's trades, as filed

Open-market buys and sales, newest first, each with its Form 4 on the SEC's site. A Plan tag marks a sale under a trading plan set up in advance.

StockTradeTraded
AMPHAmphastar PharmaceuticalsSell$63Kat $25.92Dec 12, 2025filed Dec 15, 2025SEC filing
AMPHAmphastar PharmaceuticalsSell$45Kat $25.69Dec 11, 2025filed Dec 15, 2025SEC filing
AMPHAmphastar PharmaceuticalsSell$442Kat $26.49Nov 13, 2025filed Nov 17, 2025SEC filing

1 more trade on record, and 1 other filing (option exercise). Pro members see every trade, the shares Floyd F. Petersen held after each, and every filing.

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An officer or a director has two business days to report a trade on a Form 4, so a trade is public within days. We read the SEC's new filings every 3 hours. Quality Scores as of 4:56 AM ET, delayed at least 15 minutes.

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Others who file at Amphastar Pharmaceuticals

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Trades are shown as filed with the SEC on Form 4. Quality Scores on this page are delayed at least 15 minutes.