Spero Therapeutics, Inc.

Pharmaceutical company · Cambridge, Massachusetts, United States · Nasdaq: SPRO

Spero Therapeutics, Inc. is a pharmaceutical company headquartered in Cambridge, Massachusetts, United States. Its earliest recorded incorporation is in 2013. Its shares trade on Nasdaq under the ticker SPRO. It has received 1 US government small-business research award (SBIR/STTR) from health agencies, $989,896 in total, most recently in 2017. It has reported private securities offerings to the US SEC, most recently $9 million sold in a notice filed in 2022.

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Spero Therapeutics at a glance

Typepharmaceutical company
HeadquartersCambridge, Massachusetts, United States
Earliest incorporation on record2013
Stock listingNasdaq: SPRO
SEC industryPharmaceutical Preparations
SEC CIK1701108

What does Spero Therapeutics do?

US government research funding

1 SBIR/STTR small-business research award from US health agencies, $989,896 in total (2017). NIH funding came from the National Institute of Allergy and Infectious Diseases.

Private fundraising reported to the SEC

3 Form D notices; the most recent reported $9 million sold (2022).

Frequently asked questions about Spero Therapeutics

Where is Spero Therapeutics headquartered?

Spero Therapeutics, Inc. is headquartered in Cambridge, Massachusetts, United States.

What does Spero Therapeutics do?

Spero Therapeutics, Inc. is a pharmaceutical company. Its SEC industry classification is Pharmaceutical Preparations.

Is Spero Therapeutics a public company?

Yes. Spero Therapeutics, Inc. trades on Nasdaq under the ticker SPRO.

When was Spero Therapeutics founded?

The earliest incorporation on record for Spero Therapeutics, Inc. is in 2013, according to public company registers.

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Sources

Location data: GeoNames (geonames.org), CC BY 4.0.

Last updated 2026-09-23.