SPRO
Spero Therapeutics Inc
1.20$
+0.8%
vs. previous close
Closing price · As of: Sep 29, 2026
Statements
Balance Sheet
All figures as the change versus the prior period, in percent. Periods without a positive comparison base stay empty.
Tick rows to compare them in a chart (up to 4)
| Line item | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| – | +91.9% | +578.8% | +38.0% | -17.8% | +44.6% | +11.5% | -27.0% | +46.1% | -39.4% | -37.7% | |
| – | +98.3% | +635.2% | +32.3% | -17.3% | +45.8% | +13.5% | -30.9% | +20.3% | -18.2% | -37.3% | |
| – | +81.3% | +746.2% | -61.0% | -12.8% | +186.6% | +32.1% | -3.1% | -30.0% | -30.7% | -23.9% | |
| – | +81.3% | +746.2% | +32.3% | -28.9% | +54.7% | +15.4% | -25.5% | -30.0% | -30.7% | -23.9% | |
| – | +2,940.0% | +868.1% | -55.9% | +689.4% | -39.7% | -57.2% | -59.0% | +4,576.8% | +3.5% | -51.6% | |
| – | – | – | – | – | – | – | – | – | – | – | |
| – | +58.1% | -22.4% | +148.5% | +147.1% | -76.7% | +352.7% | -27.3% | – | – | – | |
| – | – | – | – | – | – | – | – | – | – | – | |
| – | – | – | – | – | – | – | – | – | – | – | |
| – | -0.3% | +15.0% | +54.3% | +139.7% | -32.1% | +286.6% | -41.0% | +54.5% | -14.7% | -84.6% | |
| – | +7.7% | +17.9% | +51.0% | +116.5% | -46.2% | +30.2% | +16.0% | +71.6% | +32.1% | -81.9% | |
| – | – | – | +0.0% | +316.1% | +2.0% | +43.8% | +24.1% | +1.7% | +1.6% | +12.0% | |
| – | -36.5% | +204.7% | +3.8% | +15.1% | -72.1% | -4.7% | -44.0% | +123.3% | +430.2% | -90.5% | |
| – | – | – | – | – | -28.9% | – | – | – | – | – | |
| – | +5,088.3% | +735.5% | +36.4% | -35.6% | +77.1% | -33.1% | -14.0% | +40.8% | -56.9% | +28.0% | |
| – | – | – | – | – | – | – | – | – | – | – | |
| – | +0.0% | -60.8% | +518.6% | +13.5% | +23.3% | +38.0% | +21.7% | +41.0% | +2.0% | +9.3% |
Data as of: September 29, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.