SPRO
Spero Therapeutics Inc
1.20$
-5.6%
vs. previous close
Closing price · As of: Oct 2, 2026
Statements
Income Statement
All figures as a percentage of revenue in the same period.
Tick rows to compare them in a chart (up to 4)
| Line item | Q3 16 | Q4 16 | Q1 17 | Q2 17 | Q3 17 | Q4 17 | Q1 18 | Q2 18 | Q3 18 | Q4 18 | Q1 19 | Q2 19 | Q3 19 | Q4 19 | Q1 20 | Q2 20 | Q3 20 | Q4 20 | Q1 21 | Q2 21 | Q3 21 | Q4 21 | Q1 22 | Q2 22 | Q3 22 | Q4 22 | Q1 23 | Q2 23 | Q3 23 | Q4 23 | Q1 24 | Q2 24 | Q3 24 | Q4 24 | Q1 25 | Q2 25 | Q3 25 | Q4 25 | Q1 26 | Q2 26 | LTM* |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| – | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | – | 100.0% | |
| – | 2,704.5% | 5,465.7% | 4,149.0% | 1,753.6% | 2,494.8% | 774.1% | 1,592.7% | 1,285.6% | 539.4% | 250.2% | 557.8% | 10,752.9% | 708.8% | 1,201.4% | – | 443.2% | – | 252.1% | – | – | 627.7% | – | 912.2% | 680.2% | 0.8% | 434.0% | 350.1% | 2.4% | 67.2% | -120.4% | 232.7% | 0.0% | 629.0% | 231.6% | – | – | – | – | – | – | |
| – | 100.0% | 100.0% | 100.0% | 100.0% | -4,160.2% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | -608.8% | -1,101.4% | 100.0% | -343.2% | 100.0% | -152.1% | 100.0% | 100.0% | -527.7% | 100.0% | 100.0% | 100.0% | 100.0% | -334.0% | -250.1% | 97.6% | 32.8% | 100.0% | -132.7% | 100.0% | -529.0% | -131.6% | 100.0% | 100.0% | 100.0% | 100.0% | – | – | |
| – | 2,067.8% | 4,285.0% | 2,994.8% | 1,157.5% | 1,157.5% | 774.1% | 1,592.7% | 1,285.6% | 539.4% | 250.2% | 557.8% | 10,752.9% | 758.3% | 1,213.2% | 906.5% | 443.2% | 692.4% | 252.1% | 686.7% | 2,039.0% | 631.4% | 6,870.9% | 912.2% | 680.2% | 32.6% | 434.0% | 350.1% | 64.4% | 22.5% | 412.3% | 232.7% | 199.5% | 191.7% | 231.6% | 90.4% | 282.1% | 14.1% | 1,127.5% | – | 47.8% | |
| – | 662.1% | 1,242.9% | 1,187.6% | 611.9% | 611.9% | 264.0% | 660.9% | 476.3% | 215.7% | 102.1% | 175.4% | 2,402.9% | 81.6% | 240.2% | 263.3% | 132.9% | 393.2% | 113.7% | 438.2% | 1,575.1% | 444.5% | 6,196.4% | 898.5% | 612.9% | 14.0% | 353.6% | 224.4% | 22.4% | 8.0% | 140.7% | 54.3% | 38.6% | 41.6% | 116.2% | 49.8% | 136.9% | 10.8% | 1,894.2% | – | 46.2% | |
| – | 2,729.9% | 5,427.9% | 4,082.3% | 1,669.3% | 1,769.3% | 938.1% | 2,153.6% | 1,661.9% | 655.1% | 249.6% | 733.2% | 10,556.4% | 104.3% | 240.2% | 1,169.8% | 132.9% | 1,085.6% | 113.7% | 980.4% | 3,281.4% | 474.5% | 12,329.6% | 3,010.7% | 1,193.7% | 44.1% | 353.6% | 224.4% | 105.2% | -36.0% | 432.6% | 54.3% | 238.0% | -384.6% | 119.2% | 120.7% | 359.7% | 20.8% | 3,021.7% | – | 86.0% | |
| – | -2,629.9% | -5,427.9% | -4,082.3% | -1,669.3% | -1,669.3% | -938.1% | -2,153.6% | -1,661.9% | -655.1% | -149.6% | -633.2% | -10,456.4% | -713.0% | -1,341.6% | -1,069.8% | -476.1% | -985.6% | -265.8% | -880.4% | -3,181.4% | -1,002.3% | -12,229.6% | -2,910.7% | -1,093.7% | 55.9% | -687.6% | -474.6% | -7.6% | 68.7% | -332.6% | -186.9% | -138.0% | -144.4% | -250.8% | -20.7% | -259.7% | 79.2% | -2,921.7% | – | 14.0% | |
| – | 1.2% | 7.9% | 0.0% | 20.8% | 0.0% | 14.9% | 3.2% | 71.7% | 67.6% | 16.4% | 23.3% | 155.8% | 1.8% | – | – | – | – | – | – | – | 70.7% | 1,007.3% | 13.1% | 19.2% | 0.0% | 46.4% | 0.0% | 0.0% | 1.3% | – | – | – | – | – | – | – | – | – | – | – | |
| – | -2,446.9% | -4,579.3% | -3,920.9% | -1,648.9% | -1,648.9% | -923.2% | -2,150.3% | -1,590.1% | -626.4% | -133.2% | -609.9% | -10,300.6% | -688.3% | -1,367.3% | -1,013.4% | -474.0% | -974.6% | -266.1% | -881.9% | -3,180.9% | -1,065.6% | -13,291.1% | -3,201.1% | -1,079.0% | 57.8% | -641.2% | -438.7% | -3.9% | 70.2% | -301.4% | -175.2% | -129.5% | -136.9% | -236.1% | -14.4% | -242.2% | 80.1% | -2,791.9% | – | 17.8% | |
| – | -477.3% | -374.3% | -400.0% | -21.8% | 0.0% | 98.6% | 0.0% | 0.0% | -8.2% | – | – | – | 3.1% | -13.9% | -5.0% | -0.7% | -10.0% | -1.3% | -3.9% | -12.7% | 70.7% | 1,061.5% | 11.9% | -2.1% | 0.0% | -46.4% | -0.2% | 8.7% | 0.5% | -2.2% | – | -2.2% | 1.9% | – | – | – | 0.7% | – | – | – | |
| – | -2,152.5% | -4,197.1% | -3,682.3% | -1,647.6% | -1,647.6% | -923.2% | -2,150.3% | -1,590.1% | -626.4% | -133.2% | -609.9% | -10,300.6% | -688.3% | -1,367.3% | -1,013.4% | -474.0% | -974.6% | -266.1% | -881.9% | -3,180.9% | -1,065.6% | -13,291.1% | -3,201.1% | -1,079.0% | 57.8% | -641.2% | -438.7% | -12.6% | 69.6% | -301.4% | -175.2% | -127.3% | -138.8% | -236.1% | -14.4% | -242.2% | 79.5% | -2,791.9% | – | 17.2% | |
| – | -2,604.5% | -4,509.3% | -4,049.0% | -1,653.6% | -1,653.6% | -929.8% | -2,133.3% | -1,649.5% | -646.9% | -144.8% | -624.5% | -10,172.1% | -707.9% | -1,330.5% | -1,058.8% | -471.3% | -975.6% | -263.9% | -874.8% | -3,160.0% | -987.9% | -12,207.3% | -3,155.2% | -1,055.3% | 58.0% | -635.7% | -434.7% | 13.7% | 70.2% | -301.4% | -175.2% | -129.4% | -138.6% | -247.8% | -20.0% | -240.4% | 80.1% | -2,791.9% | – | 17.9% |
LTM = last twelve months (sum of the four most recent quarters).
Showing the most recent 40 periods — older statements are on file for this stock.
Data as of: October 2, 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.