Spero Therapeutics Inc

Spero Therapeutics Inc

SPRO

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Market Cap$65.43M
Close$

Compare to Similar Companies

P/E RatioDividendsReturn on EquityPrice-to-SalesDebt-to-Equity
Spero Therapeutics IncSpero Therapeutics Inc8.1-17%--
$5.29

Current Fair Value

320.2% upside

Undervalued by 320.2% based on the discounted cash flow analysis.

Share Statistics

Market cap$65.43 Million
Enterprise Value$16.86 Million
Dividend Yield$- (-)
Earnings per Share$0.15
Beta1.48
Outstanding Shares57,968,608

Return

Return on Equity16.70%ROE
Return on Assets13.99%
Return on Invested Capital10.74%

Valuation & Multiples

P/E Ratio8.07P/E Ratio
PEG1.75PEG
Price to Sales-Price to Sales
Price to Book Ratio-Price to Book Ratio
Enterprise Value to Revenue0.37
Enterprise Value to EBIT3.54
Enterprise Value to Net Income2
Total Debt to Enterprise0.13
Debt to Equity0.05Debt to Equity

Revenue Sources

No data

Insider Trades

Last Earnings Call

Report Date
August 12, 2026
EPS Estimate
$-0.17
Average shareholder expectation
Revenue Estimate
-
Average shareholder expectation

Next Earnings Call

Expected Date
November 12, 2026
EPS Estimate
$-0.14
Average shareholder expectation
Revenue Estimate
-
Average shareholder expectation

Institutional Put/Call Ratio

Market sentiment based on institutional option activity.

Put/Call Ratio2.0888 39.11%
Total Calls60,800 5.74%
Total Puts127,000 15.98%

Institutional Ownership

Holdings and activity of institutional investors.

Ownership %37.06% 1.02%
Total Invested$47.57M 1.52%
Investors Holding66 11.00%

ESG Score

No data

About Spero Therapeutics Inc

89 employees
CEO: Ankit Mahadevia

Spero Therapeutics, Inc. is a multi-asset, clinical-stage biopharmaceutical company focused on identifying, developing and commercializing novel treatments for multi-drug-resistant (MDR) bacterial infections and rare diseases.