AMPH Insider Trading

Insider Ownership Percentage: 28.40%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $12,869,107.73

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: $45.99
Price Change: Price Decrease of -1.31 (-2.77%)
As of 09/29/2023 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

Amphastar Pharmaceuticals Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/6/2023William J. PetersCFOSell60,743$51.75$3,143,450.25101,360View SEC Filing Icon  
8/28/2023Yakob LiawatidewiEVPSell28,816$53.13$1,530,994.0869,669View SEC Filing Icon  
8/18/2023Richard K. PrinsDirectorSell2,000$52.50$105,000.0040,895View SEC Filing Icon  
8/15/2023Michael A. ZasloffDirectorSell12,759$57.22$730,069.9833,826View SEC Filing Icon  
6/15/2023Rong ZhouEVPSell5,000$51.79$258,950.0096,888View SEC Filing Icon  
6/15/2023William J. PetersCFOSell36,868$50.85$1,874,737.80105,603View SEC Filing Icon  
6/13/2023Rong ZhouEVPSell5,000$48.24$241,200.0088,313View SEC Filing Icon  
6/2/2023William J. PetersCFOSell11,000$46.35$509,850.00105,603View SEC Filing Icon  
6/1/2023Howard LeeDirectorSell16,679$45.02$750,888.58142,939View SEC Filing Icon  
5/18/2023Rong ZhouEVPSell10,000$44.20$442,000.0087,598View SEC Filing Icon  
5/18/2023William J. PetersCFOSell10,500$44.35$465,675.00105,148View SEC Filing Icon  
5/17/2023Floyd F. PetersenDirectorSell5,000$43.13$215,650.0080,117View SEC Filing Icon  
5/15/2023Michael A. ZasloffDirectorSell7,500$42.18$316,350.0043,869View SEC Filing Icon  
5/12/2023Richard K. PrinsDirectorSell5,000$42.06$210,300.0047,342View SEC Filing Icon  
4/17/2023William J. PetersCFOSell5,632$42.35$238,515.20105,148View SEC Filing Icon  
4/13/2023William J. PetersCFOSell4,868$42.35$206,159.80105,148View SEC Filing Icon  
4/13/2023Yakob LiawatidewiEVPSell11,494$41.56$477,690.6469,215View SEC Filing Icon  
4/10/2023William J. PetersCFOSell10,032$40.35$404,791.20105,148View SEC Filing Icon  
4/10/2023Yakob LiawatidewiEVPSell5,000$40.00$200,000.0069,215View SEC Filing Icon  
4/3/2023Floyd F. PetersenDirectorSell491$37.72$18,520.5285,117View SEC Filing Icon  
3/15/2023William J. PetersCFOSell12,776$36.43$465,429.68118,451View SEC Filing Icon  
3/1/2023Floyd F. PetersenDirectorSell500$36.70$18,350.0085,608View SEC Filing Icon  
2/1/2023Floyd F. PetersenDirectorSell500$30.35$15,175.0086,108View SEC Filing Icon  
12/1/2022Floyd F. PetersenDirectorSell500$30.13$15,065.0087,108View SEC Filing Icon  
10/3/2022Floyd F. PetersenDirectorSell500$28.59$14,295.0088,108View SEC Filing Icon  
8/9/2022William J. PetersCFOSell10,000$38.35$383,500.00100,480View SEC Filing Icon  
8/9/2022Yakob LiawatidewiEVPSell3,055$39.00$119,145.0061,607View SEC Filing Icon  
8/1/2022Floyd F. PetersenDirectorSell500$37.48$18,740.0089,108View SEC Filing Icon  
7/18/2022Diane G GerstDirectorSell1,520$37.23$56,589.6012,842View SEC Filing Icon  
7/15/2022Yakob LiawatidewiEVPSell10,837$36.64$397,067.6861,607View SEC Filing Icon  
7/11/2022Diane G GerstDirectorSell1,521$36.26$55,151.4612,842View SEC Filing Icon  
7/5/2022Diane G GerstDirectorSell1,813$35.00$63,455.0012,842View SEC Filing Icon  
7/1/2022Floyd F. PetersenDirectorSell500$34.78$17,390.0089,608View SEC Filing Icon  
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  
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SEC Filings (Institutional Ownership Changes) for Amphastar Pharmaceuticals (NASDAQ:AMPH)

65.09% 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
9/8/2023Tucker Asset Management LLC27,802$1.60M0.5%-12.2%0.058%Search for SEC Filing on Google Icon
8/22/2023Virginia Retirement Systems ET AL29,300$1.68M0.0%N/A0.061%Search for SEC Filing on Google Icon
8/21/2023California State Teachers Retirement System46,564$2.68M0.0%-3.4%0.096%Search for SEC Filing on Google Icon
8/21/2023Osaic Holdings Inc.10,656$0.61M0.0%+511.0%0.022%Search for SEC Filing on Google Icon
8/21/2023Teachers Retirement System of The State of Kentucky11,691$0.67M0.0%+6.1%0.024%Search for SEC Filing on Google Icon
8/18/2023Legato Capital Management LLC8,091$0.47M0.1%N/A0.017%Search for SEC Filing on Google Icon
8/16/2023Nuveen Asset Management LLC374,519$21.52M0.0%+17.7%0.767%Search for SEC Filing on Google Icon
8/16/2023Bridge City Capital LLC22,814$1.31M0.6%N/A0.047%Search for SEC Filing on Google Icon
8/15/2023Alliancebernstein L.P.50,080$2.88M0.0%+11.5%0.102%Search for SEC Filing on Google Icon
8/15/2023Wells Fargo & Company MN36,492$2.10M0.0%+113.5%0.075%Search for SEC Filing on Google Icon
8/15/2023State of Tennessee Treasury Department22,426$1.29M0.0%+8.1%0.046%Search for SEC Filing on Google Icon
8/15/2023Vestcor Inc9,571$0.55M0.0%-33.3%0.020%Search for SEC Filing on Google Icon
8/15/2023XTX Topco Ltd6,105$0.35M0.1%N/A0.012%Search for SEC Filing on Google Icon
8/15/2023Goldman Sachs Group Inc.284,574$16.35M0.0%+28.4%0.582%Search for SEC Filing on Google Icon
8/15/2023Zacks Investment Management17,241$0.99M0.0%N/A0.035%Search for SEC Filing on Google Icon
8/15/2023Lazard Asset Management LLC6,696$0.38M0.0%+65.0%0.014%Search for SEC Filing on Google Icon
8/15/2023Royal Bank of Canada25,449$1.46M0.0%+538.0%0.052%Search for SEC Filing on Google Icon
8/14/2023State of Wyoming4,743$0.27M0.1%+376.7%0.010%Search for SEC Filing on Google Icon
8/14/2023Tudor Investment Corp Et Al24,107$1.39M0.0%+50.6%0.049%Search for SEC Filing on Google Icon
8/14/2023Guidance Capital Inc.6,885$0.38M0.2%N/A0.014%Search for SEC Filing on Google Icon
8/14/2023Tower Research Capital LLC TRC 1,142$66K0.0%-42.8%0.002%Search for SEC Filing on Google Icon
8/14/2023State of Wisconsin Investment Board33,409$1.92M0.0%-5.2%0.068%Search for SEC Filing on Google Icon
8/14/2023State Street Corp1,394,504$80.14M0.0%+2.6%2.854%Search for SEC Filing on Google Icon
8/14/2023West Tower Group LLC677$39K0.0%N/A0.001%Search for SEC Filing on Google Icon
8/14/2023Portolan Capital Management LLC182,243$10.47M0.9%-46.5%0.373%Search for SEC Filing on Google Icon
8/14/2023WINTON GROUP Ltd9,859$0.57M0.0%-61.8%0.020%Search for SEC Filing on Google Icon
8/14/2023Frontier Capital Management Co. LLC145,896$8.39M0.1%-22.0%0.299%Search for SEC Filing on Google Icon
8/14/2023Nuveen Asset Management LLC374,519$21.52M0.0%+17.7%0.767%Search for SEC Filing on Google Icon
8/14/2023Silvercrest Asset Management Group LLC109,647$6.30M0.0%-29.2%0.224%Search for SEC Filing on Google Icon
8/14/2023Thrivent Financial for Lutherans88,131$5.07M0.0%+135.9%0.180%Search for SEC Filing on Google Icon
8/14/2023Eqis Capital Management Inc.3,586$0.21M0.0%N/A0.007%Search for SEC Filing on Google Icon
8/14/20231832 Asset Management L.P.100,000$5.75M0.0%N/A0.205%Search for SEC Filing on Google Icon
8/11/2023Epoch Investment Partners Inc.132,096$7.59M0.0%N/A0.274%Search for SEC Filing on Google Icon
8/11/2023Renaissance Technologies LLC492,583$28.31M0.0%-0.8%1.020%Search for SEC Filing on Google Icon
8/11/2023Credit Suisse AG51,185$2.94M0.0%-11.7%0.106%Search for SEC Filing on Google Icon
8/11/2023BlackRock Inc.6,088,227$349.89M0.0%-7.3%12.613%Search for SEC Filing on Google Icon
8/11/2023State Board of Administration of Florida Retirement System10,783$0.62M0.0%+91.8%0.022%Search for SEC Filing on Google Icon
8/11/2023Beacon Harbor Wealth Advisors Inc.105,005$6.04M2.0%N/A0.218%Search for SEC Filing on Google Icon
8/11/2023Franklin Resources Inc.27,586$1.59M0.0%+189.4%0.057%Search for SEC Filing on Google Icon
8/11/2023Trexquant Investment LP10,239$0.59M0.0%-81.9%0.021%Search for SEC Filing on Google Icon
8/11/2023Guggenheim Capital LLC6,127$0.35M0.0%-48.4%0.013%Search for SEC Filing on Google Icon
8/11/2023Geode Capital Management LLC780,259$44.84M0.0%+2.7%1.616%Search for SEC Filing on Google Icon
8/11/2023Sei Investments Co.6,186$0.36M0.0%-57.1%0.013%Search for SEC Filing on Google Icon
8/11/2023D.A. Davidson & CO.29,887$1.72M0.0%-33.7%0.062%Search for SEC Filing on Google Icon
8/11/2023JPMorgan Chase & Co.83,848$4.82M0.0%-28.8%0.174%Search for SEC Filing on Google Icon
8/11/2023Penserra Capital Management LLC64,291$3.69M0.1%N/A0.133%Search for SEC Filing on Google Icon
8/11/2023Northern Trust Corp635,443$36.52M0.0%-2.1%1.316%Search for SEC Filing on Google Icon
8/11/2023ExodusPoint Capital Management LP19,381$1.11M0.0%N/A0.040%Search for SEC Filing on Google Icon
8/10/2023Osaic Holdings Inc.10,656$0.61M0.0%+511.0%0.022%Search for SEC Filing on Google Icon
8/10/2023Great West Life Assurance Co. Can32,537$1.87M0.0%-8.3%0.067%Search for SEC Filing on Google Icon
8/10/2023Profund Advisors LLC6,218$0.36M0.0%N/A0.013%Search for SEC Filing on Google Icon
8/10/2023Commonwealth Equity Services LLC7,187$0.41M0.0%N/A0.015%Search for SEC Filing on Google Icon
8/10/2023Mirae Asset Global Investments Co. Ltd.18,324$1.05M0.0%+3.6%0.038%Search for SEC Filing on Google Icon
8/10/2023Russell Investments Group Ltd.36,704$2.11M0.0%+1.3%0.076%Search for SEC Filing on Google Icon
8/10/2023US Bancorp DE1,081$62K0.0%-67.8%0.002%Search for SEC Filing on Google Icon
8/10/2023Charles Schwab Investment Management Inc.328,262$18.87M0.0%-0.5%0.680%Search for SEC Filing on Google Icon
8/10/2023Citigroup Inc.37,749$2.17M0.0%+52.5%0.078%Search for SEC Filing on Google Icon
8/9/2023Dimensional Fund Advisors LP1,930,615$110.95M0.0%+0.7%4.000%Search for SEC Filing on Google Icon
8/9/2023Spire Wealth Management19,523$1.12M0.0%N/A0.040%Search for SEC Filing on Google Icon
8/9/2023BNP Paribas Arbitrage SNC67,372$3.87M0.0%+111.9%0.140%Search for SEC Filing on Google Icon
8/9/2023Public Employees Retirement Association of Colorado8,717$0.50M0.0%-22.4%0.018%Search for SEC Filing on Google Icon
8/9/2023TD Asset Management Inc158,058$9.08M0.0%+2,331.7%0.327%Search for SEC Filing on Google Icon
8/9/2023Lido Advisors LLC6,559$0.38M0.0%N/A0.014%Search for SEC Filing on Google Icon
8/9/2023Swiss National Bank84,000$4.83M0.0%+0.7%0.174%Search for SEC Filing on Google Icon
8/9/2023Commonwealth of Pennsylvania Public School Empls Retrmt SYS42,563$2.45M0.0%+6.6%0.088%Search for SEC Filing on Google Icon
8/7/2023Granite Investment Partners LLC533,159$30.64M1.2%-0.7%1.105%Search for SEC Filing on Google Icon
8/7/2023Principal Financial Group Inc.228,759$13.15M0.0%-1.7%0.474%Search for SEC Filing on Google Icon
8/7/2023Texas Permanent School Fund Corp33,153$1.91M0.0%-1.9%0.069%Search for SEC Filing on Google Icon
8/7/2023New York Life Investment Management LLC10,990$0.63M0.0%-12.6%0.023%Search for SEC Filing on Google Icon
8/4/2023Envestnet Asset Management Inc.9,457$0.54M0.0%+4.2%0.020%Search for SEC Filing on Google Icon
8/4/2023American International Group Inc.20,381$1.17M0.0%-2.3%0.042%Search for SEC Filing on Google Icon
8/3/2023Los Angeles Capital Management LLC27,085$1.56M0.0%+2.3%0.056%Search for SEC Filing on Google Icon
8/3/2023Barclays PLC30,257$1.74M0.0%-26.8%0.063%Search for SEC Filing on Google Icon
8/3/2023Bank of New York Mellon Corp342,121$19.66M0.0%-1.5%0.709%Search for SEC Filing on Google Icon
8/3/2023Jackson Creek Investment Advisors LLC26,758$1.54M0.6%+3.4%0.055%Search for SEC Filing on Google Icon
8/2/2023Yousif Capital Management LLC18,832$1.08M0.0%-7.8%0.039%Search for SEC Filing on Google Icon
8/2/2023Bank of Montreal Can8,536$0.49M0.0%N/A0.018%Search for SEC Filing on Google Icon
8/2/2023Perigon Wealth Management LLC4,771$0.27M0.0%-40.7%0.010%Search for SEC Filing on Google Icon
8/2/2023LSV Asset Management212,368$12.21M0.0%+539.7%0.440%Search for SEC Filing on Google Icon
8/1/2023Truist Financial Corp17,266$0.99M0.0%-48.3%0.036%Search for SEC Filing on Google Icon
8/1/2023Arizona State Retirement System10,829$0.62M0.0%-3.3%0.022%Search for SEC Filing on Google Icon
7/31/2023Crossmark Global Holdings Inc.11,245$0.68M0.0%-2.3%0.023%Search for SEC Filing on Google Icon
7/31/2023Dakota Wealth Management4,886$0.28M0.0%-10.0%0.010%Search for SEC Filing on Google Icon
7/31/2023Mesirow Institutional Investment Management Inc.129,462$7.44M0.8%-60.2%0.268%Search for SEC Filing on Google Icon
7/31/2023Strs Ohio15,100$0.87M0.0%N/A0.031%Search for SEC Filing on Google Icon
7/28/2023KBC Group NV2,770$0.16M0.0%-12.8%0.006%Search for SEC Filing on Google Icon
7/27/2023Victory Capital Management Inc.28,936$1.66M0.0%-33.8%0.060%Search for SEC Filing on Google Icon
7/27/2023New York State Teachers Retirement System27,534$1.58M0.0%+5.2%0.057%Search for SEC Filing on Google Icon
7/27/2023EA Series Trust17,519$1.01M0.0%N/A0.036%Search for SEC Filing on Google Icon
7/27/2023J.W. Cole Advisors Inc.10,922$0.63M0.0%N/A0.023%Search for SEC Filing on Google Icon
7/26/2023Oregon Public Employees Retirement Fund11,717$0.67M0.0%-3.3%0.024%Search for SEC Filing on Google Icon
7/25/2023Raymond James & Associates55,168$3.17M0.0%+134.1%0.114%Search for SEC Filing on Google Icon
7/25/2023Shaker Investments LLC OH20,952$1.20M0.6%-74.5%0.043%Search for SEC Filing on Google Icon
7/25/2023Assenagon Asset Management S.A.12,123$0.70M0.0%-92.8%0.025%Search for SEC Filing on Google Icon
7/25/2023Roman Butler Fullerton & Co.24,710$1.54M0.7%N/A0.051%Search for SEC Filing on Google Icon
7/25/2023State of Alaska Department of Revenue24,759$1.42M0.0%-4.1%0.051%Search for SEC Filing on Google Icon
7/24/2023Allspring Global Investments Holdings LLC5,954$0.34M0.0%-94.0%0.012%Search for SEC Filing on Google Icon
7/20/2023Exchange Traded Concepts LLC46,093$2.65M0.1%-1.1%0.095%Search for SEC Filing on Google Icon
7/20/2023Bailard Inc.5,600$0.32M0.0%-12.5%0.012%Search for SEC Filing on Google Icon
7/19/2023Teacher Retirement System of Texas10,460$0.60M0.0%-12.2%0.022%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
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 Active Pharmaceutical Ingredient (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; Isoproterenol hydrochloride injection for mild or transient episodes of heart block; Ganirelix Acetate injection for the inhibition of premature luteinizing hormone surges in women undergoing controlled ovarian hyperstimulation; and Vasopressin to increase blood pressure in adults with vasodilatory shock. Further, the company distributes recombinant human insulin APIs 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.
Read More on Amphastar Pharmaceuticals

Today's Range

Now: $45.99
Low: $45.68
High: $47.70

50 Day Range

MA: $53.60
Low: $45.51
High: $65.00

52 Week Range

Now: $45.99
Low: $26.76
High: $67.66

Volume

524,136 shs

Average Volume

616,318 shs

Market Capitalization

$2.22 billion

P/E Ratio

23.58

Dividend Yield

N/A

Beta

0.84

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

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