AMPH (Amphastar Pharmaceuticals) Total Operating Expense: $224.4 Mil (TTM As of Mar. 2026)


AMPH Amphastar Pharmaceuticals Inc AMPH
83 GF Score
Price $21.78
GF Value $48.79
Valuation Significantly Undervalued
! 6 Warning Signs
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What is Amphastar Pharmaceuticals Total Operating Expense?

Amphastar Pharmaceuticals AMPH +3.52% 83 Total Operating Expense is $224.4 Mil as of Mar. 2026. GuruFocus rates AMPH with a GF Score™ of 83/100 and a GF Value™ of $48.79 (Significantly Undervalued). The stock has 6 warning signs investors should review.

Amphastar Pharmaceuticals's Total Operating Expense for the three months ended in Mar. 2026 was $56.7 Mil. Amphastar Pharmaceuticals's Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 was $224.4 Mil.

Amphastar Pharmaceuticals Total Operating Expense Related Terms

Amphastar Pharmaceuticals Total Operating Expense Historical Data

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The historical data trend for Amphastar Pharmaceuticals's Total Operating Expense can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Amphastar Pharmaceuticals Total Operating Expense Chart

Amphastar Pharmaceuticals Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Total Operating Expense
Get a 7-Day Free Trial Premium Member Only Premium Member Only 129.85 141.36 154.13 168.44 215.65

Amphastar Pharmaceuticals Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Total Operating Expense Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 47.96 44.31 73.33 50.06 56.69
AMPH
83GF Score
Amphastar Pharmaceuticals Inc AMPH
Total Operating Expense is just one metric. See GF Score™, valuation, warning signs, and more.
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Amphastar Pharmaceuticals Total Operating Expense Calculation

Total Operating Expense is the primary recurring expense associated with central operations that are incurred in order to generate sales.


Total Operating Expense for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $224.4 Mil.

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

What does a Total Operating Expense of $224.4 Mil mean?
Amphastar Pharmaceuticals (AMPH) has a Total Operating Expense of $224.4 Mil as of Mar. 2026. Total operating expense is the primary recurring expense associated with central operations. View historical data on Amphastar Pharmaceuticals and its competitors.
Is Amphastar Pharmaceuticals' Total Operating Expense too high?
Amphastar Pharmaceuticals' current Total Operating Expense is $224.4 Mil. Overall, Amphastar Pharmaceuticals has a GF Score™ of 83/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Amphastar Pharmaceuticals' Total Operating Expense compare to ETON and ESPR?
Amphastar Pharmaceuticals' Total Operating Expense of $224.4 Mil can be compared against companies in the Drug Manufacturers industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Total Operating Expense for a Drug Manufacturers company?
A good Total Operating Expense depends on the Drug Manufacturers industry context. However, Total Operating Expense should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Total Operating Expense mean?
A high Total Operating Expense can signal that a stock is expensive relative to its fundamentals. Total operating expense is the primary recurring expense associated with central operations. View historical data on Amphastar Pharmaceuticals and its competitors. Amphastar Pharmaceuticals's current Total Operating Expense is $224.4 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Amphastar Pharmaceuticals stock overvalued right now?
Based on GuruFocus' analysis, Amphastar Pharmaceuticals (AMPH) is currently considered Significantly Undervalued. The stock's GF Value™ is $48.79, compared to a current price of $21.78 — trading 55.4% below its estimated fair value. The current Total Operating Expense is $224.4 Mil. Amphastar Pharmaceuticals' overall GF Score™ is 83/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Total Operating Expense calculated?
Total Operating Expense is calculated from a company's financial statements. For Amphastar Pharmaceuticals (AMPH), the current Total Operating Expense is $224.4 Mil as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Amphastar Pharmaceuticals (AMPH) Overvalued in 2026?

Based on GuruFocus' analysis, Amphastar Pharmaceuticals stock appears to be undervalued. The current stock price of $21.78 is trading 55.4% below its estimated GF Value™ of $48.79. GuruFocus considers Amphastar Pharmaceuticals to be Significantly Undervalued.

Key valuation signals for AMPH:

  • Total Operating Expense: $224.4 Mil
  • GF Value™: $48.79 vs. price of $21.78 (55.4% below fair value)
  • GF Score™: 83/100 with 6 warning signs

No single metric tells the full story. See the AMPH stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Amphastar Pharmaceuticals Business Description

Other Exchanges 29A:Germany
Address 11570 6th Street, Rancho Cucamonga, CA, USA, 91730
Amphastar Pharmaceuticals Inc is a bio-pharmaceutical company focusing on developing, manufacturing, marketing, and selling technically challenging generic and proprietary injectable, inhalation, and intranasal products, as well as insulin active pharmaceutical ingredient (or insulin API products. The company's finished products are used in hospital or urgent care clinical settings and are contracted and distributed through group purchasing organizations and drug wholesalers. The company has one reportable segment: pharmaceutical products. Geographically, the business presence of the firm is seen in the United States, China, and France, of which the U.S. accounts for the majority of the revenue.
83GF Score

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Total Operating Expense is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$21.78
Price
$48.79
GF Value