$18.12
-1.6%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.
Chairman of the Board, Chief Scientist & Chief Operating Officer
Compensation
$1,267,691
Chief Financial Officer, Executive Vice President of Finance, Treasurer & Director
Compensation
$1,095,856
Co-Founder, President, Chief Executive Officer, Chief Scientific Officer & Director
Compensation
$1,730,743
Executive Vice President of Regulatory Affairs & Clinical Operations
Executive Vice President of Sales, Marketing & Corporate Administration Center, Corporate Secretary and Director
Compensation
$817,740
Senior EVice President of Production & EVP of Scientific Affairs
Compensation
$958,913
Senior Vice President of Human Resources & Corporate Communication
During the last 12 months, insiders have purchased $288K and sold $971K worth of AMPH shares, resulting in $683K of net selling activity.
0
0.00
0
0.00
+0
+$0
0
0.00
13.9K
363.89K
-364K
-$364K
0
0.00
21.9K
581.32K
-581K
-$581K
14.0K
288.41K
1.0K
25.91K
+263K
+$263K
Gaugh David Russell
Director
$288K
Petersen Floyd F.
Director
$601K
Zhou Rong
Officer: Senior Evp, Production Center
$256K
Prins Richard K
Director
$113K
Strong bearish signal with $683K net selling. Heavy insider selling may indicate concerns about valuation or near-term prospects.
Weak buy/sell ratio. Selling significantly exceeds buying—monitor for potential fundamental concerns.
3 insider sellers vs. 1 buyers. Widespread selling across multiple insiders may signal concerns.
AMPH - Filing history and reports
| Filing Type | Filing Date | Period Ending | Fiscal Year | Actions |
|---|---|---|---|---|
DEF 14A DEF 14A 2026 N/A | April 13, 2026 | June 01, 2026 | 2026 | |
DEF 14A DEF 14A 2025 N/A | April 14, 2025 | June 02, 2025 | 2025 | |
DEF 14A DEF 14A 2024 N/A | April 12, 2024 | June 03, 2024 | 2024 | |
DEF 14A DEF 14A N/A | April 14, 2023 | April 14, 2023 | ||
DEF 14A DEF 14A 2022 N/A | April 14, 2022 | June 10, 2022 | 2022 | |
DEF 14A DEF 14A 2021 N/A | April 14, 2021 | June 07, 2021 | 2021 | |
DEF 14A DEF 14A 2020 N/A | April 15, 2020 | June 08, 2020 | 2020 | |
DEF 14A DEF 14A 2019 N/A | April 18, 2019 | June 12, 2019 | 2019 | |
DEF 14A DEF 14A 2018 N/A | April 18, 2018 | June 07, 2018 | 2018 | |
DEF 14A DEF 14A 2017 N/A | April 21, 2017 | June 08, 2017 | 2017 |
Snapshot
Start with context, operating signals, and key market metrics.
Value Model
Stress test fair value across bear, base, and bull assumptions.
Statements
Validate revenue quality, margins, and balance sheet durability.
Earnings Call
Read management commentary and compare it with reported outcomes.
Dividends
Check payout sustainability and long-term distribution behavior.
Analyst Expectations
Review consensus spread and where estimate risk is concentrated.