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Altimmune Inc. (ALT) — Stock Research
ALT Altimmune Inc. $3.26 Stock Change Up/Down $0.20 (6.54%)
Friday, 5/8/2026 11:30 AM ET — 20 min. delayed
Trading Data
Volume 4,087,601
% Volume 90%
Shares Outstanding 130.1 M
Market Cap 424.0 M
Close/Open Range $3.06 – $3.06
Trade Time 5/6/2026 4:43:34 PM
Range Today $3.04 – $3.26
1 Year Range $2.56 – $7.73
% Range 14%
P/E Ratio 0
Fundamentals
Price/Sales 0.00
Debt/Equity 8.57
Price/Book 1.68
Sales $0.00 /shr
Book Value $1.94 /shr
Dividend Yield 0.00%
EPS Growth 0.00%
Beta 0.08
Industry Biotechnology
Sector Healthcare
Volatility & Options
Volatility (20) 0.85
Volatility (50) 0.82
Volatility (100) 0.92
Volatility (250) 1.08
Put Volume 221
Call Volume 3,160
Put/Call Ratio 0.07
Broker Recommendations (12 Brokers)
Strong Buy 9
Moderate Buy 0
Hold 3
Moderate Sell 0
Strong Sell 0
Average Recommendation
1.00 strong buy — 5.00 strong sell
This Week 1.5
Last Week 1.7
Change 0.0
Earnings Per Share
Last Quarter $-0.27
Surprise -8%
Next Quarter (Est.) $-0.25
This Fiscal Year $-1.00
Next Fiscal Year $-1.00

About Altimmune Inc. (ALT)

Altimmune Inc. trades on the stock market under the ticker symbol ALT in the Healthcare sector, specifically within the Biotechnology industry. This stock research page provides a comprehensive snapshot of fundamental data, trading activity, and analyst sentiment.

Key Data Points Explained

  • P/E Ratio: Price-to-earnings ratio measures the stock price relative to its earnings per share — a core valuation metric.
  • Dividend Yield: The annual dividend payment as a percentage of the current stock price.
  • Volatility: Historical volatility over 20, 50, 100, and 250-day windows shows how much the stock price fluctuates — essential for option pricing.
  • Put/Call Ratio: Compares put option volume to call option volume, indicating market sentiment (above 1.0 = bearish, below 1.0 = bullish).
  • Broker Recommendations: Aggregated analyst ratings from strong buy to strong sell, plus week-over-week changes.

Options Trading on ALT

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ALT Stock Quote — ALT Price & Fundamentals — ALT Stock Research