Buffett Dumps $800M Of Apple, Buys This Instead!
Warren Buffett recently dumped $800 million of Apple stock…

He’s now moved $3.8 BILLION in a tiny niche of the tech sector billionaires are flocking to…
What does Buffett know?

AMPH Insider Trading (Amphastar Pharmaceuticals)

Insider Ownership Percentage: 29.80%
Insider Buying (Last 12 Months): $20,260.00
Insider Selling (Last 12 Months): $6,207,064.15

Amphastar Pharmaceuticals Insider Trading History Chart

Amphastar Pharmaceuticals Share Price & Price History

$17.48
▼ -0.05 (-0.29%)
As of 03/1/2021 01:00 AM ET
Days: 30 | 90 | 365
The Next Big Leader in Canada’s Massive Cannabis Space
Move over Canopy Growth, there’s another Canadian player in town trading at small-cap prices with a big board narrative that may send shares skyrocketing. Do you have this company on your radar yet?
Continue Reading
pixel

Amphastar Pharmaceuticals Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/18/2021Jack Y ZhangCEOSell30,467$18.59$566,381.53
2/11/2021Jack Y ZhangCEOSell19,823$19.06$377,826.382,246,988  
2/9/2021Jack Y ZhangCEOSell40,886$18.92$773,563.122,246,988  
2/4/2021Jack Y ZhangCEOSell25,570$18.89$483,017.302,246,988  
2/2/2021Jack Y ZhangCEOSell37,931$18.43$699,068.332,246,988  
2/1/2021Floyd F PetersenDirectorSell639$18.26$11,668.1473,354  
1/19/2021William J. PetersCFOSell6,495$18.67$121,261.65  
12/1/2020Floyd F PetersenDirectorSell500$17.87$8,935.0073,993  
11/2/2020Floyd F PetersenDirectorSell500$19.84$9,920.0074,493  
9/1/2020Floyd F PetersenDirectorSell500$19.90$9,950.0075,493  
8/14/2020David MarisDirectorBuy1,000$20.26$20,260.0013,151  
8/14/2020William J PetersCFOSell5,512$20.36$112,224.3295,652  
8/11/2020Richard K PrinsDirectorSell6,000$20.33$121,980.0039,160  
8/3/2020Floyd F PetersenDirectorSell500$20.62$10,310.0075,993  
7/21/2020Yakob LiawatidewiEVPSell5,978$21.22$126,853.1650,182  
7/6/2020William J. PetersCFOSell13,656$22.00$300,432.00  
7/1/2020Floyd F PetersenDirectorSell500$22.27$11,135.0076,493  
6/9/2020Yakob LiawatidewiEVPSell23,405$20.12$470,908.6069,529  
6/3/2020Rong ZhouEVPSell13,163$18.82$247,727.66  
6/1/2020Floyd F PetersenDirectorSell500$18.97$9,485.0071,142  
5/27/2020Richard KooDirectorSell47,782$18.18$868,676.76295,201  
5/20/2020Howard LeeDirectorSell17,782$18.43$327,722.26145,863  
5/14/2020Michael A ZasloffDirectorSell14,832$18.00$266,976.0050,168  
5/12/2020Michael A ZasloffDirectorSell10,000$19.00$190,000.0045,336  
5/1/2020Floyd F PetersenDirectorSell500$16.66$8,330.0071,642  
4/1/2020Floyd F PetersenDirectorSell500$14.36$7,180.0072,142  
3/13/2020William J PetersCFOSell4,701$13.94$65,531.9476,011  
2/6/2020Jason B ShandellGeneral CounselSell21,933$19.83$434,931.39154,513  
1/21/2020William J. PetersCFOSell3,990$20.07$80,079.30  
1/8/2020Jason B ShandellGeneral CounselSell25,000$18.44$461,000.00163,898  
1/2/2020Floyd F PetersenDirectorSell1,000$19.14$19,140.0073,642  
12/18/2019Jason B ShandellGeneral CounselSell8,205$19.13$156,961.65138,898  
12/2/2019Floyd F PetersenDirectorSell500$19.25$9,625.0074,642  
11/1/2019Floyd F PetersenDirectorSell500$19.48$9,740.0075,142  
10/1/2019Floyd F PetersenDirectorSell500$19.92$9,960.0075,642  
9/18/2019Jason B ShandellGeneral CounselSell7,340$21.32$156,488.80147,103  
9/16/2019Floyd F PetersenDirectorSell500$21.75$10,875.0076,142  
9/16/2019William J PetersCFOSell9,800$21.76$213,248.0092,253  
9/13/2019Yakob LiawatidewiSVPSell3,000$21.45$64,350.0033,670  
9/11/2019Jack Y ZhangCEOSell300,000$20.82$6,246,000.002,147,316  
9/5/2019Yakob LiawatidewiSVPSell1,515$21.24$32,178.6036,670  
8/26/2019Richard K PrinsDirectorSell7,500$22.59$169,425.0043,191  
8/23/2019Richard K PrinsDirectorSell3,882$22.58$87,655.5643,191  
8/15/2019William J. PetersCFOSell4,942$21.00$103,782.00  
8/13/2019Richard K PrinsDirectorSell10,000$20.78$207,800.0049,309  
8/13/2019Yakob LiawatidewiSVPSell5,000$20.73$103,650.0047,188  
7/10/2019Jason B. ShandellInsiderSell6,615$20.31$134,350.65  
5/6/2019Rong ZhouEVPSell9,600$22.76$218,496.0066,707  
5/1/2019Jason B ShandellInsiderSell10,000$21.97$219,700.00  
4/16/2019Jason B ShandellGeneral CounselSell9,478$20.67$195,910.26159,947  
3/15/2019Jason B ShandellInsiderSell32,336$20.35$658,037.60160,490  
3/4/2019William J PetersCFOSell1,500$25.36$38,040.0077,050  
3/1/2019Jason B ShandellInsiderSell7,500$24.99$187,425.00175,818  
3/1/2019Rong ZhouEVPSell3,200$25.00$80,000.0055,230  
2/15/2019William J PetersCFOSell10,016$24.37$244,089.9285,566  
2/14/2019Jason B ShandellInsiderSell7,519$23.99$180,380.81175,837  
2/14/2019Yakob LiawatidewiSVPSell8,868$23.86$211,590.4839,883  
2/12/2019Yakob LiawatidewiSVPSell4,000$23.70$94,800.0039,883  
2/5/2019Rong ZhouEVPSell4,289$23.00$98,647.0056,319  
2/5/2019Yakob LiawatidewiSVPSell11,397$23.18$264,182.4647,280  
1/23/2019Jason B ShandellInsiderSell15,497$22.39$346,977.83168,518  
1/23/2019Yakob LiawatidewiSVPSell7,000$22.52$157,640.0040,463  
1/16/2019Yakob LiawatidewiSVPSell3,183$22.15$70,503.4537,471  
1/14/2019Yakob LiawatidewiSVPSell8$22.15$177.2037,471  
1/2/2019William J PetersCFOSell3,245$19.52$63,342.4075,550  
12/14/2018Richard K PrinsDirectorSell1,616$20.65$33,370.4033,818  
12/13/2018Jack Y ZhangCEOSell29,689$20.99$623,172.112,115,894  
12/13/2018Physics & Chemistry La AppliedMajor ShareholderSell133,915$21.29$2,851,050.357,398,090  
12/11/2018Jack Y ZhangCEOSell66,757$21.47$1,433,272.792,115,894  
12/11/2018Richard KooDirectorSell29,278$21.32$624,206.9689,263  
12/7/2018Howard LeeDirectorSell29,278$21.67$634,454.26133,381  
12/3/2018Jason B. ShandellInsiderSell16,630$22.44$373,177.20  
12/3/2018Rong ZhouEVPSell1,089$22.00$23,958.00  
12/3/2018William J. PetersCFOSell10,000$22.40$224,000.00133,381  
11/30/2018Yakob LiawatidewiSVPSell13,980$21.50$300,570.0048,963  
11/29/2018Richard K PrinsDirectorSell5,000$20.50$102,500.00  
11/28/2018Yakob LiawatidewiSVPSell1,520$20.49$31,144.8037,463  
11/23/2018Yakob LiawatidewiSVPSell1,299$20.26$26,317.7437,463  
11/14/2018Jason B ShandellInsiderSell16,015$20.41$326,866.15183,890  
11/14/2018Richard K PrinsDirectorSell5,000$20.23$101,150.0040,434  
11/12/2018William J PetersCFOSell38,484$20.74$798,158.16106,636  
11/9/2018Jason B ShandellGeneral CounselSell16,095$20.99$337,834.05204,805  
11/9/2018Rong ZhouEVPSell2,173$20.50$44,546.5054,392  
11/9/2018William J PetersCFOSell10,000$21.47$214,700.00106,636  
11/9/2018Yakob LiawatidewiSVPSell17,808$20.97$373,433.7646,763  
8/16/2018William J PetersCFOSell2,407$17.59$42,339.1386,836  
8/14/2018Richard K PrinsDirectorSell10,000$17.82$178,200.00  
7/11/2018Jason B. ShandellInsiderSell14,399$16.77$241,471.23  
7/9/2018William J. PetersCFOSell3,250$16.46$53,495.00  
6/12/2018Michael A ZasloffDirectorSell15,000$16.52$247,800.0029,845  
5/15/2018Jack Y ZhangCEOBuy25,000$16.08$402,000.002,065,619  
3/20/2018Jason B ShandellInsiderSell20,000$19.43$388,600.00251,372  
3/15/2018Richard K PrinsDirectorSell16,598$19.90$330,300.2045,442  
3/14/2018Jason B ShandellInsiderSell700$20.45$14,315.00  
3/13/2018William J PetersCFOSell19,801$20.10$398,000.10  
See Full Table

SEC Filings (Institutional Ownership Changes) for Amphastar Pharmaceuticals (NASDAQ:AMPH)

55.08% 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

Amphastar Pharmaceuticals Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in Company
2/25/2021Dimensional Fund Advisors LP1,807,385$36.35M0.0%-1.0%3.805%
2/23/2021Principal Financial Group Inc.251,628$5.06M0.0%-3.8%0.530%
2/19/2021JPMorgan Chase & Co.28,974$0.58M0.0%+113.3%0.061%
2/16/2021Squarepoint Ops LLC10,714$0.22M0.0%-42.5%0.023%
2/16/2021Morgan Stanley331,908$6.68M0.0%+242.7%0.699%
2/16/2021Tudor Investment Corp Et Al26,122$0.53M0.0%N/A0.055%
2/16/2021Nuveen Asset Management LLC186,560$3.75M0.0%-9.1%0.393%
2/16/2021Charles Schwab Investment Management Inc.242,148$4.87M0.0%+2.1%0.510%
2/13/2021American International Group Inc.24,552$0.49M0.0%-2.4%0.052%
2/12/2021Vantage Consulting Group Inc3,532$71K0.0%N/A0.007%
2/12/2021Federated Hermes Inc.3,225,883$64.87M0.1%+17.7%6.791%
2/12/2021Credit Suisse AG50,511$1.02M0.0%+31.5%0.106%
2/12/2021Nordea Investment Management AB260,573$5.24M0.0%-2.2%0.549%
2/12/2021Public Sector Pension Investment Board105,654$2.13M0.0%+30.5%0.222%
2/11/2021Fuller & Thaler Asset Management Inc.546,344$10.99M0.1%-33.2%1.150%
2/11/2021Northern Trust Corp489,320$9.84M0.0%-4.2%1.030%
2/11/2021Barclays PLC72,888$1.47M0.0%+6.0%0.153%
2/11/2021Citigroup Inc.14,526$0.29M0.0%+98.2%0.031%
2/11/2021Skandinaviska Enskilda Banken AB publ 36,800$0.74M0.0%-39.1%0.077%
2/11/2021Veriti Management LLC11,592$0.23M0.1%N/A0.024%
2/10/2021Renaissance Technologies LLC312,600$6.29M0.0%-17.4%0.658%
2/10/2021QS Investors LLC15,900$0.32M0.0%-23.6%0.033%
2/10/2021Panagora Asset Management Inc.9,192$0.19M0.0%+16.1%0.019%
2/9/2021Wells Fargo & Company MN179,736$3.62M0.0%-14.0%0.378%
2/9/2021ProShare Advisors LLC16,100$0.32M0.0%+26.0%0.034%
2/8/2021Rothschild & Co. Asset Management US Inc.224,946$4.52M0.1%-7.8%0.474%
2/8/2021Alliancebernstein L.P.89,883$1.81M0.0%+1.2%0.189%
2/8/2021State Board of Administration of Florida Retirement System50,566$1.02M0.0%-22.0%0.106%
2/8/2021Sei Investments Co.55,158$1.11M0.0%-38.5%0.116%
2/5/2021BlackRock Inc.7,144,166$143.67M0.0%+3.5%15.039%
2/5/2021Aperio Group LLC27,684$0.56M0.0%+11.1%0.058%
2/5/2021Swiss National Bank85,900$1.73M0.0%+2.4%0.181%
2/4/2021Texas Permanent School Fund29,370$0.59M0.0%-14.0%0.062%
2/4/2021Ellsworth Advisors LLC10,295$0.21M0.2%N/A0.022%
2/4/2021State of Wisconsin Investment Board50,600$1.02M0.0%-11.1%0.107%
2/3/2021State of New Jersey Common Pension Fund D102,726$2.07M0.0%-7.5%0.216%
2/2/2021First Trust Advisors LP34,713$0.70M0.0%N/A0.073%
2/1/2021Victory Capital Management Inc.13,572$0.27M0.0%+8.4%0.029%
1/25/2021Nisa Investment Advisors LLC34,964$0.70M0.0%+100.7%0.074%
1/19/2021Exchange Traded Concepts LLC16,565$0.33M0.0%+4.8%0.035%
1/8/2021State of Alaska Department of Revenue28,465$0.57M0.0%-16.8%0.060%
12/4/2020Sei Investments Co.89,658$1.68M0.0%+27.9%0.189%
11/18/2020Great West Life Assurance Co. Can40,509$0.76M0.0%-2.0%0.085%
11/17/2020Voloridge Investment Management LLC45,541$0.85M0.0%N/A0.096%
11/17/2020California State Teachers Retirement System55,143$1.03M0.0%+1.8%0.116%
11/16/2020AQR Capital Management LLC52,475$0.98M0.0%-30.9%0.110%
11/16/2020Squarepoint Ops LLC18,635$0.35M0.0%-75.2%0.039%
11/13/2020Public Sector Pension Investment Board80,952$1.52M0.0%+7.3%0.170%
11/13/2020Morgan Stanley96,838$1.82M0.0%-20.8%0.204%
11/13/2020Charles Schwab Investment Management Inc.237,132$4.45M0.0%+4.0%0.499%
11/13/2020UBS Asset Management Americas Inc.41,087$0.77M0.0%+9.4%0.086%
11/13/2020Great West Life Assurance Co. Can73,739$0.64M0.0%+78.4%0.155%
11/12/2020JPMorgan Chase & Co.13,583$0.25M0.0%+11.6%0.029%
11/12/2020Federated Hermes Inc.2,740,358$51.38M0.1%+5.4%5.769%
11/11/2020Thrivent Financial for Lutherans30,319$0.57M0.0%+7.4%0.064%
11/10/2020AJO LP107,182$2.01M0.0%+3.8%0.226%
11/10/2020State Street Corp1,290,490$24.20M0.0%+2.4%2.718%
11/9/2020SG Americas Securities LLC83,818$1.57M0.0%N/A0.177%
11/9/2020Fuller & Thaler Asset Management Inc.817,515$15.33M0.2%+0.3%1.722%
11/9/2020Acadian Asset Management LLC17,672$0.33M0.0%-38.3%0.037%
11/9/2020Jackson Creek Investment Advisors LLC36,590$0.69M0.3%N/A0.077%
11/9/2020Rothschild & Co. Asset Management US Inc.243,909$4.57M0.1%-14.5%0.514%
11/9/2020Victory Capital Management Inc.12,522$0.24M0.0%-5.2%0.026%
11/9/2020State Board of Administration of Florida Retirement System64,812$1.22M0.0%N/A0.136%
11/6/2020Sei Investments Co.89,658$1.68M0.0%+27.9%0.189%
11/6/2020BlackRock Inc.6,903,389$129.44M0.0%+4.4%14.538%
11/6/2020Aperio Group LLC24,916$0.47M0.0%+3.8%0.052%
11/6/2020Principal Financial Group Inc.261,537$4.90M0.0%+3.8%0.551%
11/6/2020Aigen Investment Management LP23,900$0.45M0.1%N/A0.050%
11/5/2020California Public Employees Retirement System82,336$1.54M0.0%+5.0%0.173%
11/5/2020Wells Fargo & Company MN209,040$3.92M0.0%-10.6%0.440%
11/4/2020Raymond James & Associates15,147$0.28M0.0%+10.7%0.032%
11/4/2020Mackay Shields LLC116,800$2.19M0.0%+290.6%0.246%
11/3/2020Oregon Public Employees Retirement Fund14,790$0.28M0.0%+7.3%0.031%
10/30/2020BNP Paribas Arbitrage SA15,875$0.30M0.0%+648.1%0.033%
10/30/2020Comerica Bank36,868$0.77M0.0%+6.8%0.078%
10/30/2020Exchange Traded Concepts LLC15,809$0.30M0.0%N/A0.033%
10/30/2020WINTON GROUP Ltd97,255$1.82M0.1%-51.0%0.205%
10/29/2020DekaBank Deutsche Girozentrale14,900$0.27M0.0%N/A0.031%
10/27/2020State of New Jersey Common Pension Fund D111,028$2.08M0.0%+5.4%0.234%
10/20/2020Nisa Investment Advisors LLC17,422$0.33M0.0%-49.9%0.037%
10/19/2020Louisiana State Employees Retirement System16,900$0.32M0.0%+85.3%0.036%
10/15/2020Campbell & CO Investment Adviser LLC16,127$0.30M0.2%-15.7%0.034%
10/5/2020State of Alaska Department of Revenue34,205$0.64M0.0%+7.5%0.072%
9/4/2020Principal Financial Group Inc.251,888$5.66M0.0%-3.1%0.530%
8/25/2020Nuveen Asset Management LLC184,535$4.15M0.0%+33.8%0.389%
8/20/2020Charles Schwab Investment Management Inc.228,101$5.12M0.0%+3.6%0.480%
8/17/2020AQR Capital Management LLC75,973$1.71M0.0%-14.5%0.160%
8/17/2020Engineers Gate Manager LP52,098$1.17M0.1%+117.0%0.110%
8/17/2020Great West Life Assurance Co. Can41,333$0.93M0.0%-5.2%0.087%
8/17/2020Jacobs Levy Equity Management Inc.173,572$3.90M0.0%+1.3%0.366%
8/17/2020Sei Investments Co.70,094$1.57M0.0%-5.3%0.148%
8/17/2020Cigna Investments Inc. New15,007$0.34M0.0%N/A0.032%
8/14/2020Cubist Systematic Strategies LLC41,009$0.92M0.0%+183.2%0.086%
8/14/2020Bank of America Corp DE118,857$2.67M0.0%+110.8%0.250%
8/14/2020Vanguard Group Inc.2,390,120$53.68M0.0%+0.3%5.033%
8/14/2020Silvercrest Asset Management Group LLC286,320$6.43M0.1%-1.7%0.603%
8/13/2020Marshall Wace LLP132,228$2.97M0.0%-56.2%0.286%
8/13/2020Skandinaviska Enskilda Banken AB publ60,400$1.36M0.0%-38.6%0.131%
8/13/2020Nordea Investment Management AB528,498$11.76M0.0%+98.9%1.144%
Data available starting January 2016

See Full Table
Amphastar Pharmaceuticals logo
Amphastar Pharmaceuticals, Inc., a specialty 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 enoxaparin, a low molecular weight heparin to prevent and treat deep vein thrombosis; naloxone for opioid overdose; Primatene Mist, an over-the-counter epinephrine inhalation product for the temporary relief of mild symptoms of intermittent asthma; and Cortrosyn, a lyophilized powder 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; lidocaine jelly, a local anesthetic product for urological procedures; lidocaine topical solution for various procedures; phytonadione injection for newborn babies; atropine, calcium chloride, dextrose, epinephrine, lidocaine, and sodium bicarbonate for emergency use in hospital settings; morphine injection; and lorazepam injection for surgery and medical procedures. In addition, it offers procainamide for documented ventricular arrhythmias; neostigmine methylsulfate injection to treat myasthenia gravis and to reverse the effects of muscle relaxants; medroxyprogesterone acetate injectable suspension for the prevention of pregnancy; and Isoproterenol hydrochloride injection for mild or transient episodes of heart block, as well as recombinant human insulin API (active pharmaceutical ingredients) and porcine insulin API. Further, the company has a pipeline of 20 product candidates in various stages of development for various indications. 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

Today's Range

Now: $17.48
$17.41
$18.03

50 Day Range

MA: $18.65
$17.53
$19.53

52 Week Range

Now: $17.48
$12.32
$22.69

Volume

304,092 shs

Average Volume

181,651 shs

Market Capitalization

$830.37 million

P/E Ratio

124.86

Dividend Yield

N/A

Beta

0.87

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. Jason B Shandell (General Counsel)
  4. Jason B Shandell (Insider)
  5. Howard Lee (Director)
  6. William J Peters (CFO)
  7. Floyd F Petersen (Director)
  8. Yakob Liawatidewi (EVP)
  9. Rong Zhou (EVP)
  10. Michael A Zasloff (Director)
  11. Richard K Prins (Director)
  12. Yakob Liawatidewi (SVP)
  13. David Maris (Director)
  14. Jason B Shandell (Insider)
  15. William J Peters (CFO)

Who are the major institutional investors of Amphastar Pharmaceuticals?

Amphastar Pharmaceuticals' top institutional shareholders include:
  1. BlackRock Inc. — 15.04%
  2. Federated Hermes Inc. — 6.79%
  3. Dimensional Fund Advisors LP — 3.80%
  4. Fuller & Thaler Asset Management Inc. — 1.15%
  5. Northern Trust Corp — 1.03%
  6. Morgan Stanley — 0.70%

Which institutional investors are selling Amphastar Pharmaceuticals stock?

During the previous quarter, AMPH stock was sold by these institutional investors:
  1. Fuller & Thaler Asset Management Inc.
  2. Renaissance Technologies LLC
  3. Sei Investments Co.
  4. Wells Fargo & Company MN
  5. Skandinaviska Enskilda Banken AB publ
  6. Northern Trust Corp
  7. Rothschild & Co. Asset Management US Inc.
  8. Nuveen Asset Management LLC
In the last year, company insiders that have sold Amphastar Pharmaceuticals company stock include:
  1. Jack Y Zhang (CEO)
  2. Richard Koo (Director)
  3. Jason B Shandell (General Counsel)
  4. Jason B Shandell (Insider)
  5. Howard Lee (Director)
  6. William J Peters (CFO)
  7. Floyd F Petersen (Director)
  8. Yakob Liawatidewi (EVP)
  9. Rong Zhou (EVP)
  10. Michael A Zasloff (Director)

Which institutional investors are buying Amphastar Pharmaceuticals stock?

During the last quarter, AMPH stock was bought by institutional investors including:
  1. Federated Hermes Inc.
  2. BlackRock Inc.
  3. Morgan Stanley
  4. First Trust Advisors LP
  5. Tudor Investment Corp Et Al
  6. Public Sector Pension Investment Board
  7. Nisa Investment Advisors LLC
  8. JPMorgan Chase & Co.
Viral Video Predicts Massive Stock Market Event
Over 3 million people have seen this controversial video about what will happen to stocks this year.
Click here to watch while you still can.