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EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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PTGX

Protagonist Therapeutics, Inc

CIK 0001377121 · Nasdaq

NasdaqHealth CarePharmaceutical Preparations
$154.32
↑ 3.63 (2.41%)
as of Aug 21, 2026
End-of-day close, not real-time intraday
Live price (Google Finance) ↗
Overall read: BullishOverall score · based on 4/4 lenses
FundamentalsOwnershipTechnicalsOptions

Bullish: Fundamentals, Ownership, Technicals, Options

Key stats

Market Cap
$9.99B
P/E Ratio
120.44
EPS
-2.05
Dividend Yield
Not covered
52W Position
94%
Beta
0.16

Valuation multiples

Fwd P/E
37.45
PEG
0.00
P/B
11.87
P/S
35.41
EV/Revenue
33.92
ROE
9.9%
Valuation data covers 8,711/9,697 US-listed stocks (89.8%).

Price · 1Y

251 trading days

End-of-day close, not real-time intraday

52-Week RangePosition 94%
$54.50$160.81

Latest Financials

2025-12-31 FY
Revenue
$46.02M
Net Income
-$130.15M
Total Assets
$668.19M
Free Cash Flow
$56.08M

Recent news