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AMPH Insider Trading (Amphastar Pharmaceuticals)

Insider Ownership Percentage: 27.80%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $9,339,485.50

Amphastar Pharmaceuticals Insider Trading History Chart

This chart shows the insider buying and selling history at Amphastar Pharmaceuticals by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Amphastar Pharmaceuticals Share Price & Price History

Current Price: $35.35
Price Change: Price Increase of +0.56 (1.61%)
As of 07/1/2022 01:00 AM ET

This chart shows the closing price history over time for AMPH up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365
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Amphastar Pharmaceuticals Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/30/2022William J. PetersCFOSell18,386$34.95$642,590.70100,480View SEC Filing Icon  
6/17/2022William J. PetersCFOSell5,512$32.05$176,659.60100,480View SEC Filing Icon  
6/6/2022Howard LeeDirectorSell10,291$37.79$388,896.89138,776View SEC Filing Icon  
6/1/2022Floyd F. PetersenDirectorSell500$37.00$18,500.0085,945View SEC Filing Icon  
5/23/2022Howard LeeDirectorSell10,000$34.93$349,300.00138,776View SEC Filing Icon  
5/18/2022Floyd F. PetersenDirectorSell9,924$35.05$347,836.2086,445View SEC Filing Icon  
5/18/2022Jack Y ZhangCEOSell67,046$34.14$2,288,950.442,156,523View SEC Filing Icon  
5/16/2022Michael A. ZasloffDirectorSell10,291$35.61$366,462.5147,206View SEC Filing Icon  
5/2/2022Floyd F. PetersenDirectorSell295$35.18$10,378.1076,078View SEC Filing Icon  
4/1/2022Floyd F. PetersenDirectorSell500$36.69$18,345.0076,373View SEC Filing Icon  
3/16/2022Michael A. ZasloffDirectorSell10,000$33.71$337,100.00View SEC Filing Icon  
3/15/2022William J. PetersCFOSell7,900$34.46$272,234.00View SEC Filing Icon  
3/1/2022Floyd F. PetersenDirectorSell500$27.27$13,635.00View SEC Filing Icon  
2/8/2022Rong ZhouEVPSell7,000$26.77$187,390.00View SEC Filing Icon  
2/8/2022William J. PetersCFOSell10,000$26.95$269,500.00View SEC Filing Icon  
2/1/2022Floyd F. PetersenDirectorSell500$24.08$12,040.00View SEC Filing Icon  
1/10/2022Rong ZhouEVPSell20,928$25.36$530,734.08View SEC Filing Icon  
1/10/2022William J. PetersCFOSell16,000$25.40$406,400.00View SEC Filing Icon  
1/7/2022William J. PetersCFOSell31,776$24.43$776,287.68View SEC Filing Icon  
1/3/2022Floyd F. PetersenDirectorSell500$23.22$11,610.00View SEC Filing Icon  
12/22/2021Floyd F. PetersenDirectorSell1,000$22.50$22,500.00View SEC Filing Icon  
12/21/2021William J. PetersCFOSell8,256$22.40$184,934.40View SEC Filing Icon  
12/16/2021William J. PetersCFOSell1,744$22.40$39,065.60View SEC Filing Icon  
12/10/2021Richard K. PrinsDirectorSell5,291$21.36$113,015.76View SEC Filing Icon  
11/22/2021Richard K. PrinsDirectorSell5,000$21.22$106,100.00View SEC Filing Icon  
11/11/2021Rong ZhouEVPSell7,813$21.67$169,307.71View SEC Filing Icon  
11/11/2021William J. PetersCFOSell10,000$21.33$213,300.00View SEC Filing Icon  
7/26/2021Rong ZhouEVPSell6,000$20.87$125,220.0092,244View SEC Filing Icon  
7/20/2021Rong ZhouEVPSell5,187$20.57$106,696.59View SEC Filing Icon  
7/15/2021Yakob LiawatidewiEVPSell31,524$20.01$630,795.2477,927View SEC Filing Icon  
7/7/2021William J. PetersCFOSell10,000$20.37$203,700.00View SEC Filing Icon  
6/8/2021Rong ZhouEVPSell8,180$19.34$158,201.20View SEC Filing Icon  
6/7/2021Richard K. PrinsDirectorSell5,000$18.70$93,500.00140,741View SEC Filing Icon  
6/3/2021Floyd F. PetersenDirectorSell10,000$18.65$186,500.0083,354View SEC Filing Icon  
6/1/2021Richard KooDirectorSell25,827$19.28$497,944.56279,097View SEC Filing Icon  
5/20/2021Howard LeeDirectorSell10,000$19.74$197,400.00142,914View SEC Filing Icon  
5/13/2021Michael A. ZasloffDirectorSell25,827$19.34$499,494.1867,014View SEC Filing Icon  
5/13/2021Rong ZhouEVPSell700$19.58$13,706.0096,965View SEC Filing Icon  
5/11/2021Richard K. PrinsDirectorSell15,827$18.90$299,130.3054,987View SEC Filing Icon  
5/11/2021Yakob LiawatidewiEVPSell10,000$19.06$190,600.0071,351View SEC Filing Icon  
3/15/2021William J. PetersCFOSell4,244$19.03$80,763.3285,304View SEC Filing Icon  
2/18/2021Jack Y ZhangCEOSell30,467$18.59$566,381.53
2/11/2021Jack Y ZhangCEOSell19,823$19.06$377,826.382,246,988View SEC Filing Icon  
2/9/2021Jack Y ZhangCEOSell40,886$18.92$773,563.122,246,988View SEC Filing Icon  
2/4/2021Jack Y ZhangCEOSell25,570$18.89$483,017.302,246,988View SEC Filing Icon  
2/2/2021Jack Y ZhangCEOSell37,931$18.43$699,068.332,246,988View SEC Filing Icon  
2/1/2021Floyd F. PetersenDirectorSell639$18.26$11,668.1473,354View SEC Filing Icon  
1/19/2021William J. PetersCFOSell6,495$18.67$121,261.65View SEC Filing Icon  
12/1/2020Floyd F. PetersenDirectorSell500$17.87$8,935.0073,993View SEC Filing Icon  
11/2/2020Floyd F. PetersenDirectorSell500$19.84$9,920.0074,493View SEC Filing Icon  
9/1/2020Floyd F. PetersenDirectorSell500$19.90$9,950.0075,493View SEC Filing Icon  
8/14/2020David MarisDirectorBuy1,000$20.26$20,260.0013,151View SEC Filing Icon  
8/14/2020William J. PetersCFOSell5,512$20.36$112,224.3295,652View SEC Filing Icon  
8/11/2020Richard K. PrinsDirectorSell6,000$20.33$121,980.0039,160View SEC Filing Icon  
8/3/2020Floyd F. PetersenDirectorSell500$20.62$10,310.0075,993View SEC Filing Icon  
7/21/2020Yakob LiawatidewiEVPSell5,978$21.22$126,853.1650,182View SEC Filing Icon  
7/6/2020William J. PetersCFOSell13,656$22.00$300,432.00View SEC Filing Icon  
7/1/2020Floyd F. PetersenDirectorSell500$22.27$11,135.0076,493View SEC Filing Icon  
6/9/2020Yakob LiawatidewiEVPSell23,405$20.12$470,908.6069,529View SEC Filing Icon  
6/3/2020Rong ZhouEVPSell13,163$18.82$247,727.66View SEC Filing Icon  
6/1/2020Floyd F. PetersenDirectorSell500$18.97$9,485.0071,142View SEC Filing Icon  
5/27/2020Richard KooDirectorSell47,782$18.18$868,676.76295,201View SEC Filing Icon  
5/20/2020Howard LeeDirectorSell17,782$18.43$327,722.26145,863View SEC Filing Icon  
5/14/2020Michael A. ZasloffDirectorSell14,832$18.00$266,976.0050,168View SEC Filing Icon  
5/12/2020Michael A. ZasloffDirectorSell10,000$19.00$190,000.0045,336View SEC Filing Icon  
5/1/2020Floyd F. PetersenDirectorSell500$16.66$8,330.0071,642View SEC Filing Icon  
4/1/2020Floyd F. PetersenDirectorSell500$14.36$7,180.0072,142View SEC Filing Icon  
3/13/2020William J. PetersCFOSell4,701$13.94$65,531.9476,011View SEC Filing Icon  
2/6/2020Jason B ShandellGeneral CounselSell21,933$19.83$434,931.39154,513View SEC Filing Icon  
1/21/2020William J. PetersCFOSell3,990$20.07$80,079.30View SEC Filing Icon  
1/8/2020Jason B ShandellGeneral CounselSell25,000$18.44$461,000.00163,898View SEC Filing Icon  
1/2/2020Floyd F. PetersenDirectorSell1,000$19.14$19,140.0073,642View SEC Filing Icon  
12/18/2019Jason B ShandellGeneral CounselSell8,205$19.13$156,961.65138,898View SEC Filing Icon  
12/2/2019Floyd F. PetersenDirectorSell500$19.25$9,625.0074,642View SEC Filing Icon  
11/1/2019Floyd F. PetersenDirectorSell500$19.48$9,740.0075,142View SEC Filing Icon  
10/1/2019Floyd F. PetersenDirectorSell500$19.92$9,960.0075,642View SEC Filing Icon  
9/18/2019Jason B ShandellGeneral CounselSell7,340$21.32$156,488.80147,103View SEC Filing Icon  
9/16/2019Floyd F. PetersenDirectorSell500$21.75$10,875.0076,142View SEC Filing Icon  
9/16/2019William J. PetersCFOSell9,800$21.76$213,248.0092,253View SEC Filing Icon  
9/13/2019Yakob LiawatidewiSVPSell3,000$21.45$64,350.0033,670View SEC Filing Icon  
9/11/2019Jack Y ZhangCEOSell300,000$20.82$6,246,000.002,147,316View SEC Filing Icon  
9/5/2019Yakob LiawatidewiSVPSell1,515$21.24$32,178.6036,670View SEC Filing Icon  
8/26/2019Richard K. PrinsDirectorSell7,500$22.59$169,425.0043,191View SEC Filing Icon  
8/23/2019Richard K. PrinsDirectorSell3,882$22.58$87,655.5643,191View SEC Filing Icon  
8/15/2019William J. PetersCFOSell4,942$21.00$103,782.00View SEC Filing Icon  
8/13/2019Richard K. PrinsDirectorSell10,000$20.78$207,800.0049,309View SEC Filing Icon  
8/13/2019Yakob LiawatidewiSVPSell5,000$20.73$103,650.0047,188View SEC Filing Icon  
7/10/2019Jason B. ShandellInsiderSell6,615$20.31$134,350.65View SEC Filing Icon  
See Full Table
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SEC Filings (Institutional Ownership Changes) for Amphastar Pharmaceuticals (NASDAQ:AMPH)

59.79% of Amphastar Pharmaceuticals stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at AMPH by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Amphastar Pharmaceuticals Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
6/30/2022Amalgamated Bank16,909$0.61M0.0%-5.7%0.035%Search for SEC Filing on Google Icon
6/7/2022Bank of America Corp DE61,229$2.20M0.0%+8.7%0.125%Search for SEC Filing on Google Icon
5/18/2022BNP Paribas Arbitrage SA139,026$4.99M0.0%-9.8%0.285%Search for SEC Filing on Google Icon
5/17/2022Jane Street Group LLC9,276$0.33M0.0%-52.1%0.019%Search for SEC Filing on Google Icon
5/17/2022Lido Advisors LLC13,731$0.49M0.0%N/A0.028%Search for SEC Filing on Google Icon
5/17/2022Point72 Hong Kong Ltd2,070$74K0.0%N/A0.004%Search for SEC Filing on Google Icon
5/17/2022Royal Bank of Canada26,585$0.95M0.0%+257.2%0.054%Search for SEC Filing on Google Icon
5/17/2022Dynamic Technology Lab Private Ltd6,990$0.25M0.0%N/A0.014%Search for SEC Filing on Google Icon
5/17/2022Eqis Capital Management Inc.8,556$0.31M0.0%N/A0.018%Search for SEC Filing on Google Icon
5/17/2022Guggenheim Capital LLC31,155$1.12M0.0%-8.9%0.064%Search for SEC Filing on Google Icon
5/16/2022California State Teachers Retirement System48,368$1.74M0.0%-7.7%0.099%Search for SEC Filing on Google Icon
5/16/2022Goldman Sachs Group Inc.116,488$4.18M0.0%-80.2%0.239%Search for SEC Filing on Google Icon
5/16/2022PDT Partners LLC34,389$1.24M0.1%+2.8%0.070%Search for SEC Filing on Google Icon
5/16/2022Captrust Financial Advisors2,770$99K0.0%+114.4%0.006%Search for SEC Filing on Google Icon
5/16/2022State Street Corp1,321,951$47.46M0.0%-8.1%2.708%Search for SEC Filing on Google Icon
5/16/2022Graham Capital Management L.P.30,668$1.10M0.0%N/A0.063%Search for SEC Filing on Google Icon
5/16/2022Invesco Ltd.733,842$26.34M0.0%+5.3%1.503%Search for SEC Filing on Google Icon
5/16/2022Clark Capital Management Group Inc.95,629$3.43M0.0%+19.4%0.196%Search for SEC Filing on Google Icon
5/16/2022UBS Group AG27,889$1M0.0%+107.8%0.057%Search for SEC Filing on Google Icon
5/16/2022Hsbc Holdings PLC8,416$0.31M0.0%N/A0.017%Search for SEC Filing on Google Icon
5/13/2022Renaissance Technologies LLC308,700$11.08M0.0%+6.5%0.632%Search for SEC Filing on Google Icon
5/13/2022Northern Trust Corp404,142$14.51M0.0%-4.2%0.828%Search for SEC Filing on Google Icon
5/13/2022Charles Schwab Investment Management Inc.268,398$9.64M0.0%+2.9%0.550%Search for SEC Filing on Google Icon
5/13/2022Renaissance Group LLC48,833$1.75M0.1%-23.2%0.100%Search for SEC Filing on Google Icon
5/13/2022Arrowstreet Capital Limited Partnership391,585$14.06M0.0%-5.9%0.802%Search for SEC Filing on Google Icon
5/13/2022Quantedge Capital Pte Ltd31,100$1.12M0.3%N/A0.064%Search for SEC Filing on Google Icon
5/13/2022Penserra Capital Management LLC178,801$6.42M0.2%N/A0.366%Search for SEC Filing on Google Icon
5/13/2022Prudential Financial Inc.80,885$2.90M0.0%-22.9%0.166%Search for SEC Filing on Google Icon
5/13/2022Federated Hermes Inc.3,487,430$125.20M0.3%+0.7%7.145%Search for SEC Filing on Google Icon
5/13/2022American International Group Inc.21,189$0.76M0.0%-5.8%0.043%Search for SEC Filing on Google Icon
5/13/2022Fuller & Thaler Asset Management Inc.614,855$22.07M0.1%+0.6%1.260%Search for SEC Filing on Google Icon
5/13/2022Vanguard Group Inc.2,483,205$89.15M0.0%+0.6%5.087%Search for SEC Filing on Google Icon
5/13/2022EAM Investors LLC124,697$4.48M0.8%N/A0.255%Search for SEC Filing on Google Icon
5/13/2022Sei Investments Co.40,107$1.45M0.0%N/A0.082%Search for SEC Filing on Google Icon
5/13/2022Dimensional Fund Advisors LP1,796,269$64.49M0.0%+1.4%3.680%Search for SEC Filing on Google Icon
5/12/2022Friess Associates LLC154,415$5.54M3.0%N/A0.316%Search for SEC Filing on Google Icon
5/12/2022LSV Asset Management139,753$5.02M0.0%+64.7%0.286%Search for SEC Filing on Google Icon
5/12/2022Yousif Capital Management LLC31,169$1.12M0.0%-12.5%0.064%Search for SEC Filing on Google Icon
5/12/2022APG Asset Management N.V.30,000$0.97M0.0%N/A0.061%Search for SEC Filing on Google Icon
5/12/2022BlackRock Inc.7,103,524$255.02M0.0%-0.8%14.553%Search for SEC Filing on Google Icon
5/12/2022Commonwealth of Pennsylvania Public School Empls Retrmt SYS31,763$1.14M0.0%+14.1%0.065%Search for SEC Filing on Google Icon
5/12/2022Rhumbline Advisers79,995$2.87M0.0%+2.6%0.164%Search for SEC Filing on Google Icon
5/12/2022Panagora Asset Management Inc.12,027$0.43M0.0%-59.9%0.025%Search for SEC Filing on Google Icon
5/12/2022Metropolitan Life Insurance Co NY2,267$81K0.0%-77.6%0.005%Search for SEC Filing on Google Icon
5/12/2022MetLife Investment Management LLC20,467$0.74M0.0%+73.4%0.042%Search for SEC Filing on Google Icon
5/12/2022Martingale Asset Management L P83,136$2.99M0.0%-18.5%0.170%Search for SEC Filing on Google Icon
5/12/2022Acadian Asset Management LLC110,148$3.95M0.0%+378.2%0.226%Search for SEC Filing on Google Icon
5/12/2022D.A. Davidson & CO.51,134$1.84M0.0%N/A0.105%Search for SEC Filing on Google Icon
5/12/2022Bank of Montreal Can13,029$0.48M0.0%+2.9%0.027%Search for SEC Filing on Google Icon
5/12/2022Eagle Asset Management Inc.177,339$6.37M0.0%-29.5%0.363%Search for SEC Filing on Google Icon
5/12/2022Citigroup Inc.38,664$1.39M0.0%+27.0%0.079%Search for SEC Filing on Google Icon
5/11/2022American Century Companies Inc.78,230$2.81M0.0%-16.3%0.160%Search for SEC Filing on Google Icon
5/11/2022Bank of New York Mellon Corp401,405$14.41M0.0%+8.2%0.822%Search for SEC Filing on Google Icon
5/11/2022State of Tennessee Treasury Department13,895$0.50M0.0%+17.9%0.028%Search for SEC Filing on Google Icon
5/11/2022Raymond James & Associates16,692$0.60M0.0%N/A0.034%Search for SEC Filing on Google Icon
5/11/2022Jupiter Asset Management Ltd.13,898$0.50M0.0%N/A0.028%Search for SEC Filing on Google Icon
5/11/2022JPMorgan Chase & Co.88,468$3.18M0.0%-19.9%0.181%Search for SEC Filing on Google Icon
5/11/2022WINTON GROUP Ltd16,721$0.60M0.0%-53.9%0.034%Search for SEC Filing on Google Icon
5/10/2022Profund Advisors LLC5,963$0.21M0.0%N/A0.012%Search for SEC Filing on Google Icon
5/10/2022ProShare Advisors LLC13,176$0.47M0.0%-17.5%0.027%Search for SEC Filing on Google Icon
5/10/2022Aaron Wealth Advisors LLC10,805$0.30M0.0%N/A0.022%Search for SEC Filing on Google Icon
5/10/2022Hightower 6M Holding LLC16,113$0.58M0.0%N/A0.033%Search for SEC Filing on Google Icon
5/10/2022Cornercap Investment Counsel Inc.46,995$1.69M0.2%-20.3%0.096%Search for SEC Filing on Google Icon
5/9/2022Principal Financial Group Inc.266,904$9.58M0.0%-5.0%0.547%Search for SEC Filing on Google Icon
5/9/2022Swiss National Bank90,500$3.25M0.0%+8.0%0.185%Search for SEC Filing on Google Icon
5/9/2022MESIROW FINANCIAL INVESTMENT MANAGEMENT Equity & Fixed Income251,659$9.04M1.0%N/A0.516%Search for SEC Filing on Google Icon
5/9/2022Teacher Retirement System of Texas7,917$0.28M0.0%N/A0.016%Search for SEC Filing on Google Icon
5/9/2022AdvisorShares Investments LLC8,200$0.29M0.0%N/A0.017%Search for SEC Filing on Google Icon
5/9/2022Qube Research & Technologies Ltd48,824$1.75M0.0%N/A0.100%Search for SEC Filing on Google Icon
5/6/2022Los Angeles Capital Management LLC5,635$0.20M0.0%N/A0.012%Search for SEC Filing on Google Icon
5/6/2022Texas Permanent School Fund26,120$0.94M0.0%-1.7%0.054%Search for SEC Filing on Google Icon
5/6/2022IndexIQ Advisors LLC11,499$0.41M0.0%N/A0.024%Search for SEC Filing on Google Icon
5/5/2022Royce & Associates LP20,900$0.75M0.0%+4.5%0.043%Search for SEC Filing on Google Icon
5/5/2022New York State Common Retirement Fund26,400$0.95M0.0%-1.1%0.054%Search for SEC Filing on Google Icon
5/5/2022Russell Investments Group Ltd.154,339$5.54M0.0%+20.4%0.316%Search for SEC Filing on Google Icon
5/4/2022Advisor Group Holdings Inc.29,894$1.10M0.0%+1,193.6%0.061%Search for SEC Filing on Google Icon
5/4/2022Ziegler Capital Management LLC33,179$1.19M0.1%-7.5%0.068%Search for SEC Filing on Google Icon
5/4/2022Victory Capital Management Inc.62,699$2.22M0.0%-12.4%0.128%Search for SEC Filing on Google Icon
5/4/2022Envestnet Asset Management Inc.6,621$0.24M0.0%N/A0.014%Search for SEC Filing on Google Icon
5/4/2022Shell Asset Management Co.32,403$1.16M0.0%-12.9%0.066%Search for SEC Filing on Google Icon
5/3/2022FinTrust Capital Advisors LLC4,000$0.14M0.0%N/A0.008%Search for SEC Filing on Google Icon
5/3/2022Calamos Advisors LLC94,643$3.40M0.0%N/A0.194%Search for SEC Filing on Google Icon
5/3/2022Jackson Creek Investment Advisors LLC49,814$1.79M0.7%N/A0.102%Search for SEC Filing on Google Icon
4/29/2022SG Americas Securities LLC11,401$0.41M0.0%-68.3%0.023%Search for SEC Filing on Google Icon
4/29/2022Navellier & Associates Inc.22,738$0.82M0.1%N/A0.047%Search for SEC Filing on Google Icon
4/29/2022Nisa Investment Advisors LLC2,090$75K0.0%-92.1%0.004%Search for SEC Filing on Google Icon
4/29/2022Summit Global Investments44,700$1.61M0.1%-2.6%0.092%Search for SEC Filing on Google Icon
4/28/2022Hillsdale Investment Management Inc.234,338$8.41M0.5%N/A0.480%Search for SEC Filing on Google Icon
4/28/2022DekaBank Deutsche Girozentrale16,800$0.61M0.0%+9.8%0.034%Search for SEC Filing on Google Icon
4/27/2022Comerica Bank30,182$1.18M0.0%-12.6%0.062%Search for SEC Filing on Google Icon
4/27/2022Shaker Investments LLC OH33,794$1.21M0.6%N/A0.069%Search for SEC Filing on Google Icon
4/27/2022New York State Teachers Retirement System21,459$0.77M0.0%+5.1%0.044%Search for SEC Filing on Google Icon
4/26/2022Exchange Traded Concepts LLC52,681$1.89M0.0%+110.9%0.108%Search for SEC Filing on Google Icon
4/26/2022Robeco Institutional Asset Management B.V.33,561$1.21M0.0%N/A0.069%Search for SEC Filing on Google Icon
4/25/2022Assenagon Asset Management S.A.427,605$15.35M0.0%-19.0%0.876%Search for SEC Filing on Google Icon
4/21/2022Strs Ohio5,300$0.19M0.0%+12.8%0.011%Search for SEC Filing on Google Icon
4/21/2022Oregon Public Employees Retirement Fund13,760$0.49M0.0%-2.8%0.029%Search for SEC Filing on Google Icon
4/21/2022Zurcher Kantonalbank Zurich Cantonalbank 5,401$0.19M0.0%-19.5%0.011%Search for SEC Filing on Google Icon
4/14/2022Frontier Capital Management Co. LLC251,272$9.02M0.1%-0.4%0.525%Search for SEC Filing on Google Icon
4/14/2022State of Alaska Department of Revenue25,628$0.92M0.0%-1.6%0.054%Search for SEC Filing on Google Icon
Data available starting January 2016

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Amphastar Pharmaceuticals logo
Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-counter epinephrine inhalation product for the temporary relief of mild symptoms of intermittent asthma; Enoxaparin, a low molecular weight heparin to prevent and treat deep vein thrombosis; Naloxone for opioid overdose; Glucagon for injection emergency kit; and Cortrosyn, a lyophilized powder for use as a diagnostic agent in the screening of patients with adrenocortical insufficiency. The company also provides Amphadase, a bovine-sourced hyaluronidase injection to absorb and disperse other injected drugs; Epinephrine injection for the emergency treatment of allergic reactions; lidocaine jelly, an anesthetic product for urological procedures; lidocaine topical solution for various procedures; phytonadione injection, a vitamin K1 injection for newborn babies; emergency syringe products for emergency use in hospital settings; morphine injection for use with patient controlled analgesia pumps; and lorazepam injection for surgery and medical procedures. In addition, it offers neostigmine methylsulfate injection to treat myasthenia gravis and to reverse the effects of muscle relaxants; and Isoproterenol hydrochloride injection for mild or transient episodes of heart block. Further, the company distributes recombinant human insulin active pharmaceutical ingredients (API) and porcine insulin API. It serves hospitals, care facilities, alternate care sites, clinics, and doctors' offices. The company was founded in 1996 and is headquartered in Rancho Cucamonga, California.
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Today's Range

Now: $35.35
Low: $34.42
High: $35.41

50 Day Range

MA: $34.55
Low: $29.79
High: $41.41

52 Week Range

Now: $35.35
Low: $17.56
High: $44.46

Volume

408,505 shs

Average Volume

507,520 shs

Market Capitalization

$1.73 billion

P/E Ratio

21.96

Dividend Yield

N/A

Beta

0.65

Who are the company insiders with the largest holdings of Amphastar Pharmaceuticals?

Amphastar Pharmaceuticals' top insider shareholders include:
  1. Jack Y Zhang (CEO)
  2. Richard Koo (Director)
  3. Howard Lee (Director)
  4. Richard K Prins (Director)
  5. William J Peters (CFO)
  6. Rong Zhou (EVP)
  7. Floyd F Petersen (Director)
  8. Yakob Liawatidewi (EVP)
  9. Michael A Zasloff (Director)
  10. David Maris (Director)
  11. William J Peters (CFO)
Learn More about top insider investors at Amphastar Pharmaceuticals.
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