Institutional shares held 35.1 Million
74.3K calls
22.3K puts
Total value of holdings $1.53B
$3.24M calls
$972K puts
Market Cap $2.16B
49,015,200 Shares Out.
Institutional ownership 71.62%
# of Institutions 287


Latest Institutional Activity in AMPH

Top Purchases

Q3 2024
Boston Trust Walden Corp Shares Held: 540K ($23.8M)
Q3 2024
Td Asset Management Inc Shares Held: 2.14M ($94.1M)
Q3 2024
Marshall Wace, LLP Shares Held: 568K ($25.1M)
Q3 2024
Goldman Sachs Group Inc Shares Held: 449K ($19.8M)
Q3 2024
Hotchkis & Wiley Capital Management LLC Shares Held: 223K ($9.82M)

Top Sells

Q3 2024
Millennium Management LLC Shares Held: 260K ($11.4M)
Q3 2024
Point72 Asset Management, L.P. Shares Held: 38.8K ($1.71M)
Q3 2024
Boone Capital Management LLC Shares Held: 317K ($14M)
Q3 2024
Citadel Advisors LLC Shares Held: 135K ($5.96M)
Q3 2024
Invesco Ltd. Shares Held: 333K ($14.7M)

About AMPH

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.


Insider Transactions at AMPH

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
1.46M Shares
From 15 Insiders
Grant, award, or other acquisition 153K shares
Exercise of conversion of derivative security 1.31M shares
Sell / Disposition
1.39M Shares
From 14 Insiders
Open market or private sale 466K shares
Payment of exercise price or tax liability 672K shares
Bona fide gift 252K shares

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