SPRO

Spero Therapeutics Inc
NASDAQHEALTHCAREBIOTECHNOLOGY

Key Statistics

Market Cap
$126.72M
P/E Ratio
8.11
EPS
$0.27
Beta
1.49
52W High
$3.08
52W Low
$1.80
50-Day MA
$2.55
200-Day MA
$2.41
Dividend Yield
Profit Margin
24.90%
Forward P/E
PEG Ratio
0.00

About Spero Therapeutics Inc

Spero Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on identifying, developing, and commercializing novel treatments for multidrug resistant (MDR) bacterial infections and rare diseases in the United States. The company is headquartered in Cambridge, Massachusetts.

Official WebsiteUSAFY End: December

Fundamentals

Revenue (TTM)$61.19M
Gross Profit (TTM)$33.42M
EBITDA$7.16M
Operating Margin-2922.00%
Return on Equity35.10%
Return on Assets13.00%
Revenue/Share (TTM)$1.08
Book Value$0.91
Price-to-Book2.39
Price-to-Sales (TTM)2.07
EV/Revenue1.33
EV/EBITDA5.14
Quarterly Earnings Growth (YoY)75.30%
Quarterly Revenue Growth (YoY)-95.60%
Shares Outstanding$57.90M
Float$46.38M
% Insiders22.46%
% Institutions16.11%

Historical Volatility

HV 10-Day
65.86%
HV 20-Day
119.88%
HV 30-Day
101.93%
HV 60-Day
82.77%
HV Rank

Volatility is currently contracting

Latest News

Avacta Appoints Healthcare Executive Patrick Vink as Deputy Chairman of the Board of Directors

LONDON and PHILADELPHIA, July 08, 2026 (GLOBE NEWSWIRE) -- Avacta Therapeutics (AIM: AVCT, "the Company", "Avacta"), a clinical stage biopharmaceutical company developing pre|CISION®, a tumor-activated oncology delivery platform, is pleased to announce the appointment of Dr. Patrick Vink, a seasoned healthcare executive, to its Board of Directors as Non-Executive Deputy Chairman and Senior Independent Director. Dr. Vink serves as Chairman at Arch Biopartners Inc (TSXV:ARCH, OTCQB:ACHFF) and on the board of Spero Therapeutics Inc. (NASDAQ:SPRO) as Nominating and Corporate Governance Chair.

GlobeNewsWire7/8/2026Neutral
Spero Therapeutics: Yesterday's Selloff On Utebzi Approval Seems Bewildering

Spero Therapeutics, Inc. and partner GSK receive FDA approval for Utebzi, the first oral carbapenem for complicated urinary tract infections, via partnership with GSK. SPRO stands to receive milestone payments and royalties from GSK, with potential annual earnings of ~$50m and upside if Utebzi achieves blockbuster status. Despite a volatile share price and limited pipeline, SPRO's low burn rate and funding runway into 2028 support a 'buy the dip' thesis for risk-tolerant investors.

Seeking Alpha6/18/2026Positive
Utebzi (tebipenem pivoxil) approved in the US for adults with complicated urinary tract infections (cUTIs)

CAMBRIDGE, Mass., June 17, 2026 (GLOBE NEWSWIRE) -- Spero Therapeutics, Inc. (Nasdaq: SPRO) and GSK plc (LSE/NYSE: GSK) today announced that the US Food and Drug Administration (FDA) has approved Utebzi, an oral antibiotic for the treatment of complicated urinary tract infections (cUTIs) including pyelonephritis1, caused by certain susceptible pathogens2 in adult patients who have limited or no alternative oral treatment options. This is the first and only oral carbapenem antibiotic approved for these patients. This approval is a result of GSK's development and exclusive global licensing agreement (excluding select Asian territories) with Spero Therapeutics.iv

GlobeNewsWire6/17/2026Neutral
Spero Therapeutics Announces First Quarter 2026 Operating Results and Provides Business Update

New Drug Application (NDA) for tebipenem HBr for complicated urinary tract infections (cUTI), including pyelonephritis, is under review at the FDA, with PDUFA date of June 18, 2026 Spero maintains its cash runway guidance into 2028 CAMBRIDGE, Mass., May 13, 2026 (GLOBE NEWSWIRE) -- Spero Therapeutics, Inc. (Nasdaq: SPRO), a clinical-stage biopharmaceutical company focused on identifying and developing novel treatments for rare diseases and diseases with high unmet need, today announced financial results for the first quarter ended March 31, 2026, and provided a business update.

GlobeNewsWire5/13/2026Neutral
Spero Therapeutics to Report First Quarter 2026 Financial Results and Provide Business Update on May 13, 2026

CAMBRIDGE, Mass., May 05, 2026 (GLOBE NEWSWIRE) -- Spero Therapeutics , Inc. (Nasdaq: SPRO), a clinical-stage biopharmaceutical company focused on identifying and developing novel treatments for rare diseases and diseases with high unmet need, today announced that it will report its financial results for the first quarter ended March 31, 2026, and provide a business update on Wednesday, May 13, 2026, after market close.

GlobeNewsWire5/5/2026Neutral

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Data last updated: 7/9/2026