AMPH Amphastar Pharmaceuticals, Inc.

$18.79 -3.24%

Healthcare · Pharmaceutical Preparations

Amphastar Pharmaceuticals, Inc. (AMPH) is a healthcare company in the Pharmaceutical Preparations industry, with a market capitalization of $829 million. Shares last traded at $18.79, 39.8% below their 52-week high. Over the past year the stock is down 26.7%. AMPH trades at a price-to-earnings ratio of 8.45, below the Pharmaceutical Preparations median of 16.82. Net profit margin is 13.6%, above the peer median of -0.1%. Revenue declined 1.7% year over year.

Market Cap

$829M

Shares Out

44.1M

EPS (TTM)

$3.32

P/E Ratio

5.66

P/S Ratio

1.15

P/B Ratio

1.07

Dividend / Share

—

Dividend Yield

—

52-Week High

$31.22

52-Week Low

$16.00

Volume

38,460

Avg Vol (3m)

30,887.857

Performance

-8.52%

+5.50%

-3.84%

-26.69%

YTD

-29.04%

-26.66%

Chart

Full chart →

Daily candles · volume · SMA(20)/SMA(50) · Databento EQUS.MINI.

Technicals

RSI (14)

44.18

SMA (50)

$20.12

SMA (200)

$24.04

Price vs SMA50

-6.59%

Price vs SMA200

-21.83%

ATR (14)

$1.63

Financials

Revenue

$720M

Net Income

$98M

Gross Margin

49.5%

Operating Margin

19.5%

Net Margin

13.6%

Return on Equity

12.7%

Return on Assets

6.0%

Current Ratio

3.85

Debt / Equity

0.80

Revenue Growth (YoY)

-1.7%

Latest reported annual period ending 2025-12-31 · SEC EDGAR/XBRL.

Recent earnings

Period	EPS (diluted)	Reported
Q1 2026	$0.14	2026-05-07
FY 2025	$2.03	2026-02-26
Q3 2025	$1.52	2025-11-06
Q2 2025	$1.15	2025-08-07
Q1 2026	$0.51	2026-05-07
FY 2025	$3.06	2026-02-26

Full earnings history →

Pharmaceutical Preparations peers

AMPH vs 14 industry peers (Pharmaceutical Preparations), by market cap.

P/E vs peers

8.45 / 16.82 med

-50% discount

P/S vs peers

1.15 / 3.54 med

-67% discount

Net margin vs peers

13.6% / -0.1% med

above median

1–14 of 14


LLY	Lilly (Eli)	$1.04T	50.16	15.88	31.7%	-1.17%
JNJ	Johnson & Johnson	$549.8B	20.51	5.84	28.5%	-2.42%
ONC	Beone Medicines Ltd.	$390.6B	1361.26	73.10	5.4%	+2.83%
ABBV	AbbVie	$382.5B	90.51	6.25	6.9%	-2.16%
MRK	Merck	$281.6B	15.43	4.33	28.1%	-1.30%
ABT	Abbott Laboratories	$154.3B	23.65	3.48	14.7%	+0.09%
PFE	Pfizer	$143.7B	18.50	2.30	12.4%	-2.89%
VRTX	Vertex Pharmaceuticals	$114.6B	28.99	9.55	32.9%	-1.63%
BMY	Bristol Myers Squibb	$110.3B	15.63	2.29	14.6%	-2.35%
REGN	Regeneron Pharmaceuticals	$63.4B	14.08	4.42	31.4%	+0.38%
ALNY	Alnylam Pharmaceuticals	$36.9B	117.57	9.93	8.4%	-1.66%
TEVA	Teva Pharmaceutical Industries Ltd	$36.6B	25.98	2.12	8.2%	-3.33%
ZTS	Zoetis	$33.1B	12.37	3.49	28.2%	+2.09%
RPRX	Royalty Pharma Plc	$23.1B	30.02	9.73	32.4%	-1.30%

Source: SEC EDGAR (fundamentals/EPS/dividends) · Databento EQUS.MINI (prices) · market cap & yield computed by tradmap. Informational only — not financial advice.