Spero Therapeutics

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About SPRO

Spero Therapeutics, Inc. is a clinical-stage biopharmaceutical company, which focuses on identifying, developing, and commercializing treatments involving bacterial infections, including multi-drug resistant bacterial infections, and rare diseases Its pipeline product candidates include Tebipenem HBr, SPR720, and SPR206. The company was founded by Ankit A. 

CEO
Esther Rajavelu
CEOEsther Rajavelu
Employees
25
Employees25
Headquarters
Cambridge, Massachusetts
HeadquartersCambridge, Massachusetts
Founded
2013
Founded2013
Employees
25
Employees25

SPRO Key Statistics

Market cap
69.59M
Market cap69.59M
Price-Earnings ratio
10.90
Price-Earnings ratio10.90
Dividend yield
—
Dividend yield—
Average volume
1.37M
Average volume1.37M
High today
$1.27
High today$1.27
Low today
$1.17
Low today$1.17
Open price
$1.26
Open price$1.26
Volume
906.91K
Volume906.91K
52 Week high
$3.08
52 Week high$3.08
52 Week low
$1.08
52 Week low$1.08

Stock Snapshot

As of today, Spero Therapeutics(SPRO) shares are valued at $1.22. The company's market cap stands at 69.59M, with a P/E ratio of 10.90.

As of 2026-10-05, Spero Therapeutics(SPRO) stock has fluctuated between $1.17 and $1.27. The current price stands at $1.22, placing the stock +4.2% above today's low and -3.9% off the high.

The Spero Therapeutics(SPRO)'s current trading volume is 906.91K, compared to an average daily volume of 1.37M.

During the past year, Spero Therapeutics(SPRO) stock moved between $1.08 at its lowest and $3.08 at its peak.

During the past year, Spero Therapeutics(SPRO) stock moved between $1.08 at its lowest and $3.08 at its peak.

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