AMPH
Amphastar Pharmaceuticals, Inc.Company with tickers: AMPH
Market Cap
$927.72M
Shares Outstanding
44,092,919
CIK
1297184
CUSIP
03209R103
13F Activity (30d)
5 filings
3 filers
Website
Visit website
Price
$21.04
Market Cap
$927.72M
P/E Ratio
10.36
EPS (Diluted)
$2.03
52W High
$31.26
52W Low
$16.65
Daily candlestick prices with configurable technical indicators (moving averages, Bollinger Bands, RSI, MACD) and event bullets for 10-K, 10-Q, Form 4 and earnings dates. Price data syncs automatically from Yahoo Finance.
3 Up Days
Indicators
Price
Panels
Event markers
Price & Indicators
Drag to pan · scroll to zoomPerformance
| 5D | 20D | 120D | MTD | YTD | |
|---|---|---|---|---|---|
| AMPH | +8.4% | +10.2% | -21.4% | +11.6% | -21.4% |
| SPY | -2.3% | -2.3% | +6.7% | -3.1% | +7.5% |
| vs SPY | +10.7% | +12.5% | -28.2% | +14.7% | -29.0% |
Close
$21.04
Open
$21.00
Day Range
$20.79 — $21.72
52W High
$31.26
52W Low
$16.65
Avg Vol (30d)
635K
Short Interest
3.8M · 7.1d
Short Vol % (latest)
54%
Last Earnings
2026-06-03
Latest Filing
Data Range
2020-01-02 — 2026-06-25