Amphastar Pharmaceuticals Inc. (AMPH)
AMPH trades on Nasdaq in Health Care, Biotechnology: Pharmaceutical Preparations. Numbers below come from the Nasdaq screener and SEC filings, each with its source.
Price · October 14, 2026
$26.05
-2.65% on the day
Market cap
$1.1B
Small cap
Revenue · 2025
$719.9M
-1.7% on 2024
Net income · 2025
$98.1M
13.6% net margin
Price, change, market cap, sector and industry: Nasdaq stock screener, as of October 14, 2026. Revenue: SEC XBRL frames, calendar 2025.
Profile
| Field | Value |
|---|---|
| Ticker | AMPH on Nasdaq |
| Sector | Health Care |
| Industry | Biotechnology: Pharmaceutical Preparations |
| Country | United States |
| IPO year | 2014 |
| SEC CIK | 0001297184 |
| SEC industry code | Pharmaceutical Preparations |
Financials · 2025
| Line | Value |
|---|---|
| Revenue | $719.9M |
| Net income | $98.1M |
| Operating income | $140.4M |
| Net margin | 13.6% |
| Operating margin | 19.5% |
| Revenue growth | -1.7% |
| Cash | $170.2M |
| Total assets | $1.6B |
| P/E (computed) | 11.3× |
| P/S (computed) | 1.5× |
Key SEC documents
| Document | Form | Filed |
|---|---|---|
| Latest prospectus or offering document | S-3 | 2021-11-09 |
| Latest annual report | 10-K | 2026-02-26 |
| Latest quarterly / interim | 10-Q | 2026-08-06 |
| Latest current report | 8-K | 2026-08-06 |
| Latest proxy | DEFA14A | 2026-04-13 |
Source: SEC EDGAR submissions feed, 953 recent filings. All filings on EDGAR.
Price moves
| Window | Return |
|---|---|
| 1 week | +1.9% |
| 1 month | +10.1% |
| 3 months | +31.1% |
| Year to date | -2.8% |
| 1 year | +10.7% |
| From 52-week high | -11.5% |
Source: Yahoo Finance daily closes, last bar 2026-10-14. Computed by Sophia Capital from daily closes; cap, sector and tier from the Nasdaq screener.
Peers in Biotechnology: Pharmaceutical Preparations
| Ticker | Company | Price | Day | Market cap |
|---|---|---|---|---|
| LBRX | LB Pharmaceuticals Inc | $34.79 | -3.17% | $1.1B |
| NBTX | Nanobiotix S.A. | $21.49 | -8.16% | $1.1B |
| TRAX | First Tracks Biotherapeutics Inc. Ordinary Shares | $31.68 | -6.96% | $1.1B |
| DMRA | Damora Therapeutics Inc. | $18.56 | -8.37% | $1.1B |
| BCAX | Bicara Therapeutics Inc. | $17.34 | +0.06% | $1.1B |
| HROW | Harrow Inc. | $28.24 | -2.99% | $1.1B |
| AVLN | Avalyn Pharma Inc. | $23.74 | -4.27% | $1.1B |
| JANX | Janux Therapeutics Inc. | $17.18 | -5.34% | $1.1B |
The full dossier has every filing, three years of financials, private raises and the people who signed them.
Open the full dossier