SPRO
Spero Therapeutics Inc
NASDAQ: SPRO · HEALTHCARE · BIOTECHNOLOGY
$2.51
-0.79% today
Updated 2026-04-30
Market cap
$154.60M
P/E ratio
17.80
P/S ratio
2.31x
EPS (TTM)
$0.15
Dividend yield
—
52W range
$1 – $3
Volume
0.4M
Spero Therapeutics Inc (SPRO) Financial statements
SEC filings — annual and quarterly data.
Income statement — annual
| Item | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $0.00 | $335000.00 | $1.98M | $3.97M | $4.74M | $9.33M | $3.07M | $48.58M | $103.78M | $47.98M | $59.62M |
| Revenue growth (YoY) | — | — | +490.7% | +100.4% | +19.6% | +96.8% | -67.1% | +1482.4% | +113.6% | -53.8% | +24.3% |
| Cost of revenue | $11000.00 | $26.33M | $32.87M | $33.88M | $65.78M | $67.00M | $1.12M | $1.55M | $51.44M | $96.76M | — |
| Gross profit | $-11000.00 | $-26.00M | $1.98M | $3.97M | $4.74M | $9.33M | $3.07M | $48.58M | $52.34M | $-48.78M | $59.62M |
| Gross margin | — | -7760.6% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 50.4% | -101.7% | 100.0% |
| R&D | $11.13M | $26.33M | $32.87M | $33.88M | $65.78M | $67.00M | $64.53M | $47.59M | $51.44M | $96.76M | $38.47M |
| SG&A | $2.20M | $7.22M | $10.84M | $12.89M | $15.59M | $21.44M | $41.70M | $36.48M | $24.99M | $22.91M | $21.18M |
| Operating income | $-13.33M | $-33.22M | $-41.73M | $-42.81M | $-63.22M | $-79.11M | $-87.97M | $-42.20M | $21.48M | $-73.36M | $-24000.00 |
| Operating margin | — | -9916.7% | -2108.6% | -1079.3% | -1333.1% | -847.9% | -2865.5% | -86.9% | 20.7% | -152.9% | -0.0% |
| EBITDA | $-13.32M | $-32.94M | $-41.37M | $-42.40M | $-62.47M | $-78.35M | $-87.17M | $-42.94M | $27.15M | $-72.48M | $-24000.00 |
| EBITDA margin | — | -9833.4% | -2090.3% | -1069.0% | -1317.3% | -839.8% | -2839.4% | -88.4% | 26.2% | -151.1% | -0.0% |
| EBIT | $-13.33M | $-33.22M | $-41.73M | $-42.81M | $-63.22M | $-79.11M | $-87.82M | $-43.81M | $26.79M | $-72.48M | — |
| Interest expense | $0.00 | $0.00 | $303000.00 | $303000.00 | $0.00 | $0.00 | $1.94M | $2.60M | $0.00 | — | — |
| Income tax | — | — | — | — | — | — | — | — | — | — | — |
| Effective tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | $-10.15M | $-25.49M | $-46.10M | $-41.66M | $-60.17M | $-77.52M | $-89.76M | $-46.41M | $22.81M | $-68.57M | $8.57M |
| Net income growth (YoY) | — | -151.0% | -80.8% | +9.6% | -44.4% | -28.8% | -15.8% | +48.3% | +149.1% | -400.6% | +112.5% |
| Profit margin | — | -7609.3% | -2329.3% | -1050.5% | -1269.0% | -830.9% | -2923.6% | -95.5% | 22.0% | -142.9% | 14.4% |