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Compare Amphastar Pharmaceuticals Inc (AMPH) vs Weibo Corp (WB) Price & Performance

Amphastar Pharmaceuticals IncTrade
Weibo CorpTrade

Price performance (Past 24H)

Key statistics

Amphastar Pharmaceuticals Inc vs Weibo Corp — how do they compare? Amphastar Pharmaceuticals Inc trades at $18.74 (market cap $826.08M), while Weibo Corp trades at $7.7 (market cap $1.89B). The key difference: Weibo Corp is far larger — about 2.3× Amphastar Pharmaceuticals Inc's market cap, and Weibo Corp pays a 7.89% dividend while Amphastar Pharmaceuticals Inc pays none. Which is the better fit depends on your goals.

AMPHWB
Market Cap
$826.08M$1.89B
Sector
HealthMedia
52-Week High
$30.81$12.83
52-Week Low
$16.87$7.20
Enterprise Value
$1.22B$1.16B
Dividend Yield
7.89%

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Amphastar Pharmaceuticals Inc

AMPH trades at $18.72, down 1.58% with bearish technical signals despite oversold RSI readings. The company reported mixed Q1 2026 results with EPS of $0.42 missing estimates of $0.70, continuing a trend of recent earnings disappointments. Valuation metrics appear reasonable with P/E of 11.29 and P/B of 1.07, while profitability remains solid with 47.34% gross margins. Recent news includes a Zacks Strong Sell rating and ongoing securities law investigation.

The stock faces near-term headwinds from earnings misses and negative analyst sentiment, though current valuations provide some downside protection. Upside potential exists if the company can execute its strategic pivot to proprietary drugs and biosimilars while managing BAQSIMI discount pressures. Key risks include ongoing legal scrutiny and competitive pressures in the generic drug market.

Weibo Corp

Weibo (WB) trades at $7.72 with a bullish technical signal and strong valuation metrics, including a P/E of 5.41 and P/B of 0.49. Recent earnings missed estimates in three consecutive quarters, but the company maintains robust profitability with a 21.15% net income margin. A dividend of $0.61 was declared for H1 2026, supporting shareholder returns amid competitive pressures.

The stock presents value with deep undervaluation relative to cash flows and balance sheet strength, though user engagement challenges and rivalry from Douyin pose growth risks. Analyst consensus is mixed with 45% buy ratings, highlighting potential upside if execution improves, but investors face headwinds from China's regulatory environment and advertising volatility.

Returns comparison

Trailing returns across standard periods

About Amphastar Pharmaceuticals Inc

Amphastar is a specialty pharmaceutical company that develops and markets injectable, intranasal, and inhalation products. Its portfolio includes both complex generic drugs and proprietary delivery systems.

Read more on AMPH

About Weibo Corp

Weibo is the largest social media platform in China. As of 2020, Weibo had 521 million monthly active users and 225 million daily active users, many of whom are drawn there by the millions of key opinion leaders in entertainment, sports, and business circles. Sina is the major shareholder, holding 44.7% of shares and with 70.8% voting power.

Read more on WB