What is OS Therapies's book value per share?

OS Therapies (OSTX) reported book value per share of -$0.28 in Q1 2026.

How has OS Therapies's book value per share changed year-over-year?

OS Therapies's book value per share decreased by 42.1% year-over-year, from -$0.20 to -$0.28.

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.

OS Therapies OSTX Book value per share

Book value per share at other companies

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$0.35-29.2%

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$3.40-70.9%

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$1.68-69.8%

Other financials

Income statement

See full

Operating income-$10.2M-103%

Net income-$10.4M-168%

EPS (diluted)-$0.27-50.0%

Balance sheet

See full

Cash & equivalents$917.6K-69.1%

Total debt$20.0M—

Total equity-$10.8M-159%

Total assets$7.3M+71.7%

Cash flow

See full

Operating cash flow-$4.6M-32.6%

CapEx$316.4K—

Free cash flow-$3.7M—

Valuation

See full

Market cap$84.62M+65.5%

Enterprise value$103.7M—

Returns & leverage

See full

Return on equity470%—

Debt / equity-1.8×—

Current ratio0.1×-1.1×

Where this comes from

Calculated from OS Therapies’s reported figures.

total stockholders equity/weighted shares diluted=-$0.28

Based on the most recent quarter.

The official record: OS Therapies’s 10-Q, filed May 18, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is OS Therapies's book value per share?: OS Therapies (OSTX) reported book value per share of -$0.28 in Q1 2026.
How has OS Therapies's book value per share changed year-over-year?: OS Therapies's book value per share decreased by 42.1% year-over-year, from -$0.20 to -$0.28.
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.