Form4insider filings, from the source

Insider · CIK 0001047579

Richard K Prins

Files at: AMPH, IGC. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.8M · 20net −$2.8M
$10k$10k$100k$100k$1M$1MbuyssalesMay 2015Apr 2017Feb 2019Dec 2020Nov 2022Sep 2024Aug 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 11, 2026 SForm 4 →Aug 12, 6:14 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,973$20.30$161,85229,625−21.2%
Aug 19, 2024 AGForm 4 →Jun 3, 2026, 9:22 pm EDTAmphastar Pharmaceuticals, Inc.AMPH9,643——37,598— late
Dec 14, 2018 SForm 4 →Dec 17, 8:05 pm ESTAmphastar Pharmaceuticals, Inc.AMPH1,616$20.65$33,37033,818−4.56% plan?
Nov 29, 2018 SForm 4 →Nov 30, 4:15 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000$20.50$102,50035,434−12.4% plan?
Nov 29, 2018 MForm 4 →Nov 30, 4:15 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000$14.66$73,30040,434— plan?
Nov 14, 2018 SForm 4 →Nov 15, 7:21 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000$20.23$101,16735,434−12.4% plan?
Nov 14, 2018 MForm 4 →Nov 15, 7:21 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000$14.66$73,30040,434— plan?
Aug 14, 2018 SForm 4 →Aug 15, 4:29 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000$17.82$178,18035,434−22.0% plan?
Aug 14, 2018 MForm 4 →Aug 15, 4:29 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000$14.66$146,60045,434— plan?
Jun 7, 2018 AForm 4 →Jun 11, 8:11 pm EDTAmphastar Pharmaceuticals, Inc.AMPH6,590——35,434— plan?
Mar 15, 2018 SForm 4 →Mar 16, 6:19 pm EDTAmphastar Pharmaceuticals, Inc.AMPH16,598$19.90$330,31828,844−36.5% plan?
Mar 15, 2018 MForm 4 →Mar 16, 6:19 pm EDTAmphastar Pharmaceuticals, Inc.AMPH16,598$14.66$243,32745,442— plan?
Dec 6, 2017 GForm 5 →May 10, 2018, 8:47 pm EDTIndia Globalization Capital, Inc.IGC128,000——268,000— plan?
Dec 4, 2017 SForm 4 →Dec 5, 6:48 pm ESTIndia Globalization Capital, Inc.IGC25,000$0.5507$13,768414,000−5.69% plan?
Aug 14, 2017 SForm 4 →Aug 16, 6:57 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000$14.81$148,08428,844−25.7% plan?
Aug 14, 2017 MForm 4 →Aug 16, 6:57 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000$10.77$107,70033,844— plan?
Jun 9, 2017 SForm 4 →Jun 12, 8:10 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000$17.07$170,70728,844−25.7% plan?
Jun 8, 2017 AMForm 4 →Jun 12, 8:10 pm EDTAmphastar Pharmaceuticals, Inc.AMPH15,844$10.77$107,70038,844— plan?
May 12, 2017 GForm 5 →May 10, 2018, 8:45 pm EDTIndia Globalization Capital, Inc.IGC60,000——439,000— plan?
May 12, 2017 GForm 4 →Dec 5, 6:46 pm ESTIndia Globalization Capital, Inc.IGC60,000——439,000— plan? late
May 11, 2017 SForm 4 →May 12, 4:30 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,500$15.43$115,72523,000−24.6% plan?
May 11, 2017 MForm 4 →May 12, 4:30 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,500$10.77$80,77530,500— plan?
May 9, 2017 AForm 4 →May 11, 8:01 pm EDTIndia Globalization Capital, Inc.IGC150,000——499,000— plan?
Dec 23, 2016 GForm 5 →May 11, 2017, 8:05 pm EDTIndia Globalization Capital, Inc.IGC40,000——349,000— plan?
Nov 14, 2016 AGForm 4 →Dec 20, 5:46 pm ESTIndia Globalization Capital, Inc.IGC162,000——389,000— plan? late
Nov 11, 2016 SForm 4 →Nov 15, 4:18 pm ESTAmphastar Pharmaceuticals, Inc.AMPH8,000$20.06$160,50123,000−25.8% plan?
Nov 11, 2016 MForm 4 →Nov 15, 4:18 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000$10.77$53,85031,000— plan?
Aug 18, 2016 SForm 4 →Aug 19, 7:28 pm EDTAmphastar Pharmaceuticals, Inc.AMPH3,086$19.62$60,53926,000−10.6% plan?
Aug 11, 2016 SForm 4 →Aug 12, 4:31 pm EDTAmphastar Pharmaceuticals, Inc.AMPH13,993$18.03$252,27429,086−32.5% plan?
Aug 11, 2016 MForm 4 →Aug 12, 4:31 pm EDTAmphastar Pharmaceuticals, Inc.AMPH13,993$12.56$175,76543,079— plan?
Jun 13, 2016 SForm 4 →Jun 13, 8:28 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,500$15.94$119,53629,086−20.5% plan?
Jun 9, 2016 AMForm 4 →Jun 13, 8:28 pm EDTAmphastar Pharmaceuticals, Inc.AMPH13,586$14.23$106,72536,586— plan?
May 17, 2016 SForm 4 →May 19, 5:47 pm EDTAmphastar Pharmaceuticals, Inc.AMPH3,200$13.56$43,39123,000−12.2% plan?
Apr 4, 2016 GForm 4 →Dec 20, 5:43 pm ESTIndia Globalization Capital, Inc.IGC66,000——251,000— plan? late
Mar 17, 2016 SForm 4 →Mar 21, 8:17 pm EDTAmphastar Pharmaceuticals, Inc.AMPH2,400$11.25$27,00026,200−8.39% plan?
Dec 15, 2015 GForm 4 →Feb 3, 2016, 7:56 pm ESTAmphastar Pharmaceuticals, Inc.AMPH350——28,600— plan? late
Nov 17, 2015 SForm 4 →Nov 19, 4:05 pm ESTAmphastar Pharmaceuticals, Inc.AMPH3,772$13.95$52,60628,950−11.5% plan?
Oct 30, 2015 AGForm 5 →May 12, 2016, 11:54 am EDTIndia Globalization Capital, Inc.IGC167,000——319,000— plan?
Aug 24, 2015 GForm 4 →Nov 19, 4:05 pm ESTAmphastar Pharmaceuticals, Inc.AMPH3,000——32,722— plan? late
Aug 17, 2015 SForm 4 →Aug 19, 8:05 pm EDTAmphastar Pharmaceuticals, Inc.AMPH14,500$14.67$212,77935,722−28.9% plan?
Aug 17, 2015 MForm 4 →Aug 19, 8:05 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,500$10.77$80,77544,822— plan?
May 20, 2015 SForm 4 →May 22, 7:51 pm EDTAmphastar Pharmaceuticals, Inc.AMPH29,452$14.77$435,08536,051−45.0% plan?
May 20, 2015 MForm 4 →May 22, 7:51 pm EDTAmphastar Pharmaceuticals, Inc.AMPH29,452$11.57$340,71837,993— plan?
May 19, 2015 SForm 4 →May 20, 4:30 pm EDTAmphastar Pharmaceuticals, Inc.AMPH3,000$14.94$44,82536,051−7.68% plan?
May 19, 2015 MForm 4 →May 20, 4:30 pm EDTAmphastar Pharmaceuticals, Inc.AMPH3,000$11.68$35,04039,051— plan?
Apr 6, 2015 GForm 5 →May 12, 2016, 11:51 am EDTIndia Globalization Capital, Inc.IGC58,000——236,000— plan?
Jan 27, 2015 AGForm 4 →May 29, 8:22 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,701——42,722— plan? late
Nov 14, 2014 GForm 5 →May 13, 2015, 8:28 pm EDTIndia Globalization Capital, Inc.IGC19,000——294,000— plan?
Nov 7, 2014 GForm 4/A →May 13, 2015, 8:25 pm EDTIndia Globalization Capital, Inc.IGC1,000——313,000— plan?
Apr 4, 2014 AGForm 4/A →May 13, 2015, 8:22 pm EDTIndia Globalization Capital, Inc.IGC338,500——314,000— plan?
May 31, 2013 GForm 5/A →May 13, 2015, 8:06 pm EDTIndia Globalization Capital, Inc.IGC52,500——52,500— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 1, 2026 AForm 4 →Jun 3, 9:22 pm EDTAmphastar Pharmaceuticals, Inc.AMPH17,365——17,365—
Nov 29, 2018 MForm 4 →Nov 30, 4:15 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000——0—
Nov 14, 2018 MForm 4 →Nov 15, 7:21 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000——5,000—
Aug 14, 2018 MForm 4 →Aug 15, 4:29 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000——10,000—
Jun 7, 2018 AForm 4 →Jun 11, 8:11 pm EDTAmphastar Pharmaceuticals, Inc.AMPH16,679——16,679—
Mar 15, 2018 MForm 4 →Mar 16, 6:19 pm EDTAmphastar Pharmaceuticals, Inc.AMPH16,598——20,000—
Aug 14, 2017 MForm 4 →Aug 16, 6:57 pm EDTAmphastar Pharmaceuticals, Inc.AMPH10,000——0—
Jun 8, 2017 AMForm 4 →Jun 12, 8:10 pm EDTAmphastar Pharmaceuticals, Inc.AMPH30,291——10,000—
May 11, 2017 MForm 4 →May 12, 4:30 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,500——20,000—
Nov 11, 2016 MForm 4 →Nov 15, 4:18 pm ESTAmphastar Pharmaceuticals, Inc.AMPH5,000——27,500—
Aug 11, 2016 MForm 4 →Aug 12, 4:31 pm EDTAmphastar Pharmaceuticals, Inc.AMPH13,993——32,500—
Jun 9, 2016 AMForm 4 →Jun 13, 8:28 pm EDTAmphastar Pharmaceuticals, Inc.AMPH33,327——3,898—
Aug 17, 2015 MForm 4 →Aug 19, 8:05 pm EDTAmphastar Pharmaceuticals, Inc.AMPH7,500——40,000—
May 27, 2015 AForm 4 →May 29, 8:22 pm EDTAmphastar Pharmaceuticals, Inc.AMPH47,782——47,782—
May 20, 2015 MForm 4 →May 22, 7:51 pm EDTAmphastar Pharmaceuticals, Inc.AMPH29,452——47,500—
May 19, 2015 MForm 4 →May 20, 4:30 pm EDTAmphastar Pharmaceuticals, Inc.AMPH3,000——25,846—