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START FREE TRIAL →William J Peters, CFO, EVP & Treasurer, is a corporate insider tracked by InsiderTape across 1 company. The public record shows 30 open-market SEC Form 4 transactions: 0 purchases worth $0 and 30 sales worth $15.7M, reported from Aug 16, 21 to Mar 4, 25. Over this period they have been a net seller.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 4, 25 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 4.2K | $27.54 | $117K |
| Nov 6, 24 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 7.4K | $52.05 | $387K |
| Jul 31, 24 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.3K | $44.23 | $455K |
| Jun 27, 24 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 3.0K | $41.29 | $121K |
| Mar 6, 24 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 13.4K | $48.00 | $621K |
| Nov 14, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 30.2K | $56.53 | $1.7M |
| Sep 6, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 60.7K | $52.26 | $3.1M |
| Jun 15, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 13.0K | $52.79 | $686K |
| Jun 2, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 11.0K | $46.35 | $510K |
| May 18, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.5K | $44.35 | $466K |
| Apr 17, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 5.6K | $42.35 | $239K |
| Apr 13, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 4.9K | $42.35 | $206K |
| Apr 10, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.0K | $40.35 | $405K |
| Mar 15, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 12.8K | $36.43 | $465K |
| Mar 1, 23 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 11.0K | $36.33 | $399K |
| Aug 9, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.0K | $38.35 | $384K |
| Jun 30, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 18.4K | $34.95 | $643K |
| Jun 17, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 5.5K | $32.05 | $177K |
| Mar 16, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 47.0K | $34.36 | $1.6M |
| Mar 15, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 7.9K | $34.46 | $272K |
| Mar 7, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 13.0K | $29.35 | $382K |
| Feb 25, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 12.0K | $28.95 | $347K |
| Feb 8, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.0K | $26.95 | $270K |
| Jan 10, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 16.0K | $25.40 | $406K |
| Jan 7, 22 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 20.0K | $24.90 | $483K |
| Dec 30, 21 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.0K | $23.40 | $234K |
| Dec 21, 21 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 8.3K | $22.40 | $185K |
| Dec 16, 21 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 1.7K | $22.40 | $39K |
| Nov 11, 21 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 10.0K | $21.33 | $213K |
| Aug 16, 21 | AMPHAmphastar Pharmaceuticals, Inc. | SELL | 6.6K | $19.35 | $127K |