Spero Therapeutics, Inc. (SPRO)

Last Closing Price: 1.20 (2026-09-01)

Common Shares Outstanding (Quarterly)

Common Shares Outstanding: The number of class A shares currently held by investors.

Spero Therapeutics, Inc. (SPRO) had Common Shares Outstanding of 58.15M for the most recently reported fiscal quarter, ending 2026-06-30.

Figures for fiscal quarter ending 2026-06-30
Income Statement Financials
--
$-9.55M
--
--
$9.93M
$-9.93M
$0.37M
$-9.55M
$-9.55M
$-9.55M
$-9.55M
$-9.55M
$-9.55M
$-9.93M
$-9.93M
57.97M
57.97M
$-0.16
$-0.16
Balance Sheet Financials
$51.58M
--
$1.18M
$52.77M
$8.43M
--
$0.13M
$8.56M
$44.20M
$44.20M
$44.20M
Common Shares Outstanding
58.15M
Cash Flow Statement Financials
$10.51M
--
--
$40.27M
$50.77M
$10.51M
$1.94M
--
--
Fundamental Metrics & Ratios
6.12
--
--
--
--
--
--
--
--
--
--
$10.51M
--
--
--
--
--
--
--
-21.61%
-21.61%
-18.10%
-21.61%
$0.76
$0.18
$0.18