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
126.51M
Market cap126.51M
Price-Earnings ratio
9.03
Price-Earnings ratio9.03
Dividend yield
Dividend yield
Average volume
1.63M
Average volume1.63M
High today
$2.28
High today$2.28
Low today
$2.15
Low today$2.15
Open price
$2.23
Open price$2.23
Volume
629.48K
Volume629.48K
52 Week high
$3.22
52 Week high$3.22
52 Week low
$1.80
52 Week low$1.80

Stock Snapshot

With a market cap of 126.51M, Spero Therapeutics(SPRO) trades at $2.15. The stock has a price-to-earnings ratio of 9.03.

As of 2026-07-05, Spero Therapeutics(SPRO) stock has fluctuated between $2.15 and $2.28. The current price stands at $2.15, placing the stock +0.0% above today's low and -5.7% off the high.

The Spero Therapeutics(SPRO)'s current trading volume is 629.48K, compared to an average daily volume of 1.63M.

In the last year, Spero Therapeutics(SPRO) shares hit a 52-week high of $3.22 and a 52-week low of $1.80.

In the last year, Spero Therapeutics(SPRO) shares hit a 52-week high of $3.22 and a 52-week low of $1.80.

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