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What Does Amphastar Pharmaceuticals (AMPH) Do? - Stock Outlook · Earnings · Market Cap · Related Stocks · Headquarters Overview

Updated June 10, 2026 · First published April 14, 2026

Amphastar Pharmaceuticals (ticker: AMPH) is a US specialty and generic pharmaceutical company centered on injectable and inhaled drugs such as BAQSIMI and Primatene, where stable revenue backed by vertically integrated manufacturing and a strong new-product pipeline are viewed as the key drivers of its stock and earnings outlook.

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🏢 What kind of company is Amphastar Pharmaceuticals?

Amphastar Pharmaceuticals is a US-headquartered specialty and generic pharmaceutical company focused on hard-to-formulate products such as injectables and inhalation drugs. It directly manufactures essential drugs in emergency care, endocrinology, and respiratory therapy, securing a stable supply capability.

Its core businesses include the glucagon nasal powder BAQSIMI, the OTC inhaler Primatene Mist, and a portfolio of generic and specialty drugs such as epinephrine, lidocaine, and glucagon injectables. The company has secured a competitive edge in hard-to-formulate product categories.

💰 How does Amphastar Pharmaceuticals make money?

Business SegmentRevenue ShareDescription
Finished dosage drugs (injectable ·​ inhalation)CoreSales of key finished products such as BAQSIMI, Primatene Mist, epinephrine, and lidocaine
Generic portfolioKey growth driverSecures stable demand by launching generics of off-patent branded drugs

Amphastar's revenue is driven primarily by finished dosage drugs, including the BAQSIMI glucagon nasal powder, while the expansion of its generic portfolio and launches of newly approved products form the growth engine. Diversification is progressing with the addition of newly approved products such as albuterol and iron injections. Its vertically integrated manufacturing system contributes to cost control and margin stability, and by concentrating on hard-to-formulate injectable and inhalation drugs, the company maintains a steady revenue stream and a sound earnings structure.

📐 Amphastar Pharmaceuticals market cap and corporate scale

The market capitalization is $1.0B, and the number of employees is 1,976 people.

Amphastar is classified as a small- to mid-cap company in the specialty and generic pharmaceutical sector. It is smaller than global large-cap generic makers such as TEVA, RDY, and VTRS, but it is specialized in the niche area of injectable and inhalation formulations. It is grouped with other specialty generic peers in the same sector, such as AMRX and PRGO, pursuing profitability-driven, fundamentals-focused management alongside investment in a new-product pipeline.

📈 Amphastar Pharmaceuticals outlook and stock price trends

1-Year Price Performance
Analyst Consensus
3.1
Sell Hold Strong Buy
Target Price $23 -4.4% Current $24
52-Week Price Range
$24
Low $17 High $30
vs. low +41.42% vs. high -20.26%

In the short term, the post-global transition sales trajectory of BAQSIMI and the market establishment of newly approved products are key earnings variables. Over the medium to long term, the approval and launch of hard-to-formulate injectable and inhalation generic pipelines serve as the growth engine, with expansion into high-value areas such as insulin and biosimilars also an anticipated driver. However, intensifying generic price competition, FDA approval delays, and concentration on key products are potential volatility factors that warrant close monitoring.

  • Approval and launch of new injectable and inhalation generics
  • Global sales expansion of specialty finished products such as BAQSIMI
  • High-value pipeline including insulin and biosimilars

⚔️ Amphastar Pharmaceuticals core strengths and risks

High formulation-complexity-based barriers to entry and vertically integrated manufacturing are strengths, while concentration on key products and generic price competition are viewed as risks.

💪 Core Strengths

Formulation technology barrier to entry
Specialization in hard-to-manufacture formulations such as injectables and inhalation drugs limits competitive entry.
Vertically integrated manufacturing
In-house production from raw materials to finished products secures quality control and cost competitiveness.
Stable cash flow
A portfolio centered on essential drugs maintains steady demand and a stable earnings base.

⚠️ Core Risks

Key product concentration
Sales fluctuations of major products such as BAQSIMI can affect earnings.
Generic price competition
Price pressure and new entrants in the generic market may threaten margins.
Regulatory and approval variables
FDA approval schedule delays and quality regulations can affect launch plans.

🔄 Amphastar Pharmaceuticals competitors and related (beneficiary) stocks

Direct competitors include AMRX in specialty and generic formulations, PRGO in OTC and generics, and XERS in endocrinology such as glucagon, with the company also forming a competitive landscape against global large-cap generic maker RDY. Related stocks grouped under adjacent healthcare themes include LNTH in diagnostics and radiopharmaceuticals and HRMY in rare disease therapeutics.

Competitors
TickerCompanyPriceChangeMarket CapP/EPBRROEDividend Yield
AMRXAMRXAmneal Pharmaceuticals Inc$16.87-2.2%$5.4B35.2163.1--
PRGOPRGOPerrigo Company plc$13.59-5.2%$1.9B-0.8-48.75%8.5%
XERSXERSXeris Biopharma Holdings Inc$7.67-0.5%$1.4B----
RDYRDYDr. Reddy's Laboratories Ltd ADR$11.71-1.4%$9.8B26.32.49.13%0.69%
Related stocks (beneficiaries)
TickerCompanyPriceChangeMarket CapP/EPBRROEDividend Yield
LNTHLNTHLantheus Holdings Inc$100.39-0.3%$6.6B24.35.022.21%-
HRMYHRMYHarmony Biosciences Holdings Inc$41.10-1.3%$2.4B13.32.420.46%-
TEVATeva- Pharmaceutical Industries Ltd ADR$36.35-1.4%$42.4B61.15.59.6%-
VTRSVTRSViatris Inc$16.38-0.7%$18.8B-1.3-2.75%3.16%

✅ Amphastar Pharmaceuticals investor checkpoints

Amphastar Pharmaceuticals is a specialty and generic pharmaceutical company built on formulation technology. For investment decisions, it is necessary to comprehensively review the trajectory of key products, pipeline progress, and earnings trends. | Checkpoint | What to verify | Current status | |---|---|---| | Financial health | Profitability and capital efficiency | Maintained stably | | Business momentum | Newly approved products and key product trends | Expanding trend | | Competitive environment | Generic price competition and entry intensity | Monitoring required | | R&D pipeline | Injectable and inhalation generic approval schedule | In progress | Intensifying generic price competition, FDA approval delays, and concentration on key products are factors that can increase earnings volatility. Exchange rates and cost fluctuations can also affect margins, requiring a diversified perspective for review.

Amphastar is a specialty and generic pharmaceutical company with a stable earnings base supported by formulation-complexity-based barriers to entry and vertically integrated manufacturing as its strengths. A strategy of continuously monitoring key product trends and pipeline progress, with a dollar-cost averaging and long-term perspective, is recommended.

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