Amphastar Company Top Insiders
| AMPH Stock | USD 28.53 0.03 0.11% |
Amphastar's insiders are aggressively selling. The analysis of insiders' sentiment of trading Amphastar P stock suggests that almost all insiders are panicking at this time. Amphastar employs about 2 K people. The company is managed by 9 executives with a total tenure of roughly 4732 years, averaging almost 525.0 years of service per executive, having 225.33 employees per reported executive.
Insider Sentiment 0
Mostly Selling
Selling | Buying |
Latest Trades
| 2025-12-17 | Rong Zhou | Disposed 9787 @ 26.2 | View | ||
| 2025-12-12 | Floyd F Petersen | Disposed 2426 @ 25.92 | View | ||
| 2025-12-11 | Floyd F Petersen | Disposed 1737 @ 25.69 | View | ||
| 2025-11-25 | Richard K Prins | Disposed 4179 @ 27.1 | View | ||
| 2025-11-13 | Floyd F Petersen | Disposed 16679 @ 26.49 | View | ||
| 2025-11-03 | Floyd F Petersen | Disposed 500 @ 25.27 | View | ||
| 2025-10-01 | Floyd F Petersen | Disposed 500 @ 27.2 | View | ||
| 2025-08-01 | Floyd F Petersen | Disposed 500 @ 20.83 | View | ||
| 2025-07-02 | Floyd F Petersen | Disposed 500 @ 23.47 | View | ||
| 2025-06-02 | Floyd F Petersen | Disposed 500 @ 25.67 | View | ||
| 2025-05-01 | Floyd F Petersen | Disposed 500 @ 24.08 | View | ||
| 2025-04-01 | Floyd F Petersen | Disposed 500 @ 28.38 | View | ||
| 2025-03-04 | William J Peters | Disposed 4231 @ 27.54 | View |
Monitoring Amphastar's insider sentiment can offer insights into its future performance, as insiders often have access to more information about their company's operations, financial health, and upcoming initiatives than the general public. However, it's essential to note that insider trading is regulated by securities laws, and insiders are required to disclose their trades publicly to ensure transparency and prevent unfair advantages based on non-public information.
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Amphastar's Workforce Through the Years
Please note that employee historical analysis has become an increasingly important factor for investors assessing the risk associated with Amphastar's future performance. Based on our forecasts, it is anticipated that Amphastar will maintain a workforce of under 2030 employees by March 2026.Amphastar Management Team Effectiveness
The company has return on total asset (ROA) of 0.0674 % which means that it generated a profit of $0.0674 on every $100 spent on assets. This is way below average. Similarly, it shows a return on stockholder's equity (ROE) of 0.1484 %, meaning that it created $0.1484 on every $100 dollars invested by stockholders. Amphastar's management efficiency ratios could be used to measure how well Amphastar manages its routine affairs as well as how well it operates its assets and liabilities.Amphastar holds a total of 45.95 Million outstanding shares. The majority of Amphastar P outstanding shares are owned by other corporate entities. These outside corporations are usually referred to as non-private investors looking to acquire positions in Amphastar P to benefit from reduced commissions. Consequently, institutional investors are subject to a different set of regulations than regular investors in Amphastar. Please pay attention to any change in the institutional holdings of Amphastar P as this could imply that something significant has changed or is about to change at the company. Also note that nearly five hundred five thousand four hundred seventy-four invesors are currently shorting Amphastar expressing very little confidence in its future performance.
Shares in Circulation | First Issued 2012-03-31 | Previous Quarter 48.1 M | Current Value 47.7 M | Avarage Shares Outstanding 44.5 M | Quarterly Volatility 12.2 M |
Amphastar Workforce Comparison
Amphastar P is rated below average in number of employees category among its peers. The total workforce of Health Care industry is presently estimated at about 348,022. Amphastar maintains roughly 2,028 in number of employees contributing less than 1% to equities under Health Care industry.
The company has Profit Margin (PM) of 0.15 %, which maeans that even a very small decline in it revenue will erase profits resulting in a net loss. This is way below average. Similarly, it shows Operating Margin (OM) of 0.25 %, which suggests for every 100 dollars of sales, it generated a net operating income of $0.25. Amphastar Insider Trading History
Some recent studies suggest that insider trading raises the cost of capital for securities issuers and decreases overall economic growth. Trading by specific Amphastar insiders, such as employees or executives, is commonly permitted as long as it does not rely on Amphastar's material information that is not in the public domain. Local jurisdictions usually require such trading to be reported in order to monitor insider transactions. In many U.S. states, trading conducted by corporate officers, key employees, directors, or significant shareholders must be reported to the regulator or publicly disclosed, usually within a few business days of the trade. In these cases, Amphastar insiders must file a Form 4 with the U.S. Securities and Exchange Commission (SEC) when buying or selling shares of their own companies.
| Buy/Sell Ratio | # Purchases Trades | # Sales Trades | Total Shares Purchased | Total Shares Sold | |
|---|---|---|---|---|---|
| 2025-12-01 | 0.3 | 3 | 10 | 30,645 | 66,453 |
| 2025-09-01 | 0.6667 | 2 | 3 | 20,291 | 1,500 |
| 2025-06-01 | 2.1667 | 13 | 6 | 299,144 | 202,696 |
| 2025-03-01 | 0.5909 | 13 | 22 | 1,282,280 | 680,141 |
| 2024-12-01 | 0.3889 | 7 | 18 | 47,033 | 347,976 |
| 2024-09-01 | 0.5833 | 7 | 12 | 134,383 | 171,766 |
| 2024-06-01 | 1.3 | 13 | 10 | 159,640 | 109,334 |
| 2024-03-01 | 0.2444 | 11 | 45 | 1,398,112 | 1,373,703 |
| 2023-12-01 | 0.2353 | 4 | 17 | 67,080 | 149,823 |
| 2023-09-01 | 0.5 | 6 | 12 | 85,316 | 193,797 |
| 2023-06-01 | 0.6744 | 29 | 43 | 224,493 | 331,315 |
| 2023-03-01 | 0.48 | 12 | 25 | 538,089 | 194,261 |
| 2022-09-01 | 0.2857 | 6 | 21 | 23,746 | 77,325 |
| 2022-06-01 | 0.4359 | 17 | 39 | 149,559 | 415,008 |
| 2022-03-01 | 0.4889 | 22 | 45 | 699,114 | 458,943 |
| 2021-12-01 | 0.4667 | 7 | 15 | 48,104 | 97,208 |
| 2021-09-01 | 0.5 | 7 | 14 | 67,145 | 144,500 |
| 2021-06-01 | 0.8889 | 32 | 36 | 348,036 | 356,902 |
| 2021-03-01 | 0.3846 | 10 | 26 | 867,150 | 302,709 |
| 2020-09-01 | 0.3636 | 4 | 11 | 21,164 | 56,996 |
| 2020-06-01 | 0.8108 | 30 | 37 | 399,607 | 527,840 |
| 2020-03-01 | 0.5333 | 16 | 30 | 1,377,428 | 261,417 |
| 2019-09-01 | 0.3 | 6 | 20 | 37,300 | 406,425 |
| 2019-06-01 | 1.75 | 14 | 8 | 126,334 | 49,868 |
| 2019-03-01 | 0.4655 | 27 | 58 | 1,605,194 | 1,264,233 |
| 2018-12-01 | 0.3167 | 19 | 60 | 311,702 | 991,688 |
| 2018-09-01 | 0.375 | 3 | 8 | 516,336 | 677,085 |
| 2018-06-01 | 1.0 | 16 | 16 | 184,407 | 192,313 |
| 2018-03-01 | 0.5185 | 14 | 27 | 803,586 | 244,268 |
| 2017-12-01 | 0.3261 | 15 | 46 | 1,202,679 | 3,248,882 |
| 2017-09-01 | 0.1 | 1 | 10 | 5,000 | 752,031 |
| 2017-06-01 | 1.1333 | 17 | 15 | 836,653 | 349,930 |
| 2017-03-01 | 0.75 | 12 | 16 | 1,345,054 | 125,565 |
| 2016-12-01 | 0.3333 | 5 | 15 | 69,329 | 145,859 |
| 2016-09-01 | 0.45 | 18 | 40 | 656,365 | 1,282,076 |
| 2016-06-01 | 0.8889 | 16 | 18 | 218,795 | 79,390 |
| 2016-03-01 | 1.2 | 12 | 10 | 1,846,908 | 72,969 |
| 2015-12-01 | 0.2059 | 7 | 34 | 138,464 | 615,876 |
| 2015-09-01 | 0.5 | 6 | 12 | 39,846 | 68,413 |
| 2015-06-01 | 0.519 | 41 | 79 | 1,039,952 | 1,581,660 |
| 2015-03-01 | 1.8333 | 11 | 6 | 1,615,097 | 59,095 |
| 2014-09-01 | 1.75 | 7 | 4 | 25,100 | 7,774 |
Amphastar Notable Stakeholders
An Amphastar stakeholder refers to an individual interested in an outcome of the business. Different stakeholders have different interests, and companies such as Amphastar often face trade-offs trying to please all of them. Amphastar's stakeholders can have a positive or negative influence on the entity's direction, and there are a lot of executives involved in getting Amphastar's stock to the level that pleases all shareholders. Keeping track of the stakeholders is a great way to stay on top of things affecting its ongoing price.
| William MBA | Executive CFO | Profile | |
| Ziping Luo | Chief Chairman | Profile | |
| Peter Langosh | VP Audit | Profile | |
| MBA MPH | Executive Operations | Profile | |
| MP MBA | Senior Operations | Profile | |
| Rong MS | Senior Production | Profile | |
| Dan MBA | Senior Communication | Profile | |
| Jacob MBA | Marketing Sales | Profile | |
| Yongfeng Zhang | President, CoFounder | Profile |
About Amphastar Management Performance
The success or failure of an entity such as Amphastar P often depends on how effective the management is. Amphastar management team is responsible for propelling the future growth in the right direction and administering and controlling the business activities and accounting for the results. Ineffective management usually contributes to failure in the company's future performance for all stakeholders equally, but most importantly, for investors. So it is important to measure the effectiveness of Amphastar management before purchasing its stock. In many ways, it's all about finding the answer to one important question - Are they doing the right thing right now? How would we assess whether the Amphastar management is utilizing all available resources in the best possible way? Also, how well is the company doing relative to others in its sector and the market as a whole? The answer can be found by analyzing a few important fundamental indicators such as return on assets and return on equity.
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 was founded in 1996 and is headquartered in Rancho Cucamonga, California. Amphastar Pharma operates under Drug ManufacturersSpecialty Generic classification in the United States and is traded on NASDAQ Exchange. It employs 1761 people.
Amphastar Workforce Analysis
Traditionally, organizations such as Amphastar use manpower efficiency calculations for various incentive schemes, employee appraisal, or as an initiative to improve the processes. However, it can also be used by investors to make long-term investment decisions. The trends in the profit per employee or revenue per employee are measured by net income or revenue divided by the current number of full-time employees over a given time interval. Because workforce needs differ across sectors, these ratios could be used to compare Amphastar within its industry.Amphastar Manpower Efficiency
Return on Amphastar Manpower
| Revenue Per Employee | 360.9K | |
| Revenue Per Executive | 81.3M | |
| Net Income Per Employee | 78.7K | |
| Net Income Per Executive | 17.7M | |
| Working Capital Per Employee | 177.7K | |
| Working Capital Per Executive | 40M |
Complementary Tools for Amphastar Stock analysis
When running Amphastar's price analysis, check to measure Amphastar's market volatility, profitability, liquidity, solvency, efficiency, growth potential, financial leverage, and other vital indicators. We have many different tools that can be utilized to determine how healthy Amphastar is operating at the current time. Most of Amphastar's value examination focuses on studying past and present price action to predict the probability of Amphastar's future price movements. You can analyze the entity against its peers and the financial market as a whole to determine factors that move Amphastar's price. Additionally, you may evaluate how the addition of Amphastar to your portfolios can decrease your overall portfolio volatility.
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