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Protagonist Therapeutics PTGX Book value per share

Book value per share at other companies

Eli Lilly logo
Eli LillyLLY
$34.82+98.9%
Amgen logo
AmgenAMGN
$16.89+47.2%
Incyte logo
IncyteINCY
$27.19+46.9%
AbbVie logo
AbbVieABBV
-$3.75-568%
Spyre Therapeutics, Inc. logo
Spyre Therapeutics, Inc.SYRE
$8.54+6.6%
Regeneron Pharmaceuticals logo
Regeneron PharmaceuticalsREGN
$291.77+10.4%

Other financials

Income statement

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Revenue$56.4M+99.0%
Operating income-$3.6M+81.1%
Net income$3.8M+132%
EPS (diluted)$0.05+126%

Balance sheet

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Cash & equivalents$193.7M+38.7%
Total debt$9.8M-13.9%
Total equity$655.5M-4.9%
Total assets$697.5M-6.0%

Cash flow

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Operating cash flow-$48.9M-139%
CapEx$215.0K-60.6%
Free cash flow-$49.2M-139%

Valuation

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Market cap$7.26B+127%
Enterprise value$7.07B+130%
P/S98×+82.6×

Profitability

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Operating margin-192.4%-205pp
Net margin-154.9%-182pp
FCF margin-12,264.3%-12,527pp

Returns & leverage

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Return on equity-17.1%-26.1pp
Debt / equity0.0×
Current ratio17.8×+0.5×

Where this comes from

Calculated from Protagonist Therapeutics’s reported figures.

Based on the most recent quarter.

The official record: Protagonist Therapeutics’s 10-Q, filed May 5, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Protagonist Therapeutics's book value per share?
Protagonist Therapeutics (PTGX) reported book value per share of $9.30 in Q1 2026.
How has Protagonist Therapeutics's book value per share changed year-over-year?
Protagonist Therapeutics's book value per share decreased by 15.0% year-over-year, from $10.94 to $9.30.
What is the long-term trend for Protagonist Therapeutics's book value per share?
Over 5 years (2020 to 2025), Protagonist Therapeutics's book value per share has grown at a 3.5% compound annual growth rate (CAGR), from $8.13 to $9.67.
What does book value per share mean?
Shareholders' equity divided by diluted shares outstanding at the quarter end. The accounting (book) value attributable to each share.