Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$287.4K
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 7 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 11 most recent Form 4 transactions.
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| Open the original filing on SEC.gov |
| Aug 7 | AMPH | Amphastar Pharmaceuticals,… | SSELL◷ | 8,180 | $22.48 | $183.9K | -4.5% | Open the original filing on SEC.gov |
| Aug 7 | AMPH | Amphastar Pharmaceuticals,… | MEXER◷ | 5,053 | $19.79 | $100K | +2.9% | Open the original filing on SEC.gov |
| Mar 15 | AMPH | Amphastar Pharmaceuticals,… | FTAX | 1,973 | $18.18 | $35.9K | -1.1% | Open the original filing on SEC.gov |
| Mar 10 | AMPH | Amphastar Pharmaceuticals,… | FTAX | 3,297 | $18.91 | $62.3K | -1.8% | Open the original filing on SEC.gov |
| Mar 9 | AMPH | Amphastar Pharmaceuticals,… | AGRANT◆ | 121,071 | — | — | — | Open the original filing on SEC.gov |
| Mar 9 | AMPH | Amphastar Pharmaceuticals,… | AGRANT | 58,693 | — | — | +48.3% | Open the original filing on SEC.gov |
| Mar 6 | AMPH | Amphastar Pharmaceuticals,… | FTAX | 2,146 | $19.34 | $41.5K | -1.7% | Open the original filing on SEC.gov |
| Mar 4 | AMPH | Amphastar Pharmaceuticals,… | FTAX | 1,744 | $19.96 | $34.8K | -1.4% | Open the original filing on SEC.gov |
| May 19, 2025 | AMPH | Amphastar Pharmaceuticals,… | FTAX | 273 | $24.79 | $6.8K | -0.2% | Open the original filing on SEC.gov |