Spero Therapeutics, Inc.

SPRO Healthcare Biotechnology

Spero Therapeutics, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $66.8 million, up 39.2% from fiscal 2024. In the quarter to June 2026, revenue fell 95.6%, EPS fell 433.3% and free cash flow grew 69.7%, each against the same quarter a year earlier. Dividend growth for five consecutive years.

1.10 0.03 −2.65%
Market cap
$65.8M
P/E
7.9×
Fwd P/E
4.2×
Dividend yield
—
F-score
5/9
Altman Z
1.04
Beneish M
−1.00
Dividend safety
n/a
Older periods Sep '25 Dec '25 Mar '26 Jun '26
Piotroski F-Score

+8 more TTM periods

3 5 6 —
ROE
(95.29%) 16.31% 35.12% 19.17%
ROA
(46.31%) 9.55% 22.28% 12.85%
ROIC
0.00% 21.04% 0.00% 0.00%
Return on Tangible Assets
(113.35%) 14.67% 29.23% 17.11%
Average Days of Receivables
22.13 138.71 0.26 0.00
Free Cash Flow per Share
(0.49) (0.23) 0.13 0.34
Free Cash Flow
(27.67) (12.62) 7.24 19.58
Other line items

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Columns are period end dates