| Period | SPOK | S&P 500 | NASDAQ | vs S&P |
|---|---|---|---|---|
| 1D | +2.16% | -0.45% | -0.80% | +2.61% |
| 5D | +2.35% | +0.40% | +0.07% | +1.95% |
| 1M | -1.00% | -1.53% | -2.83% | +0.52% |
| 3M | +5.53% | +2.69% | -1.84% | +2.84% |
| 6M | -3.97% | +15.32% | +19.59% | -19.29% |
| YTD | -16.31% | +11.37% | +15.67% | -27.68% |
| 1Y | -37.72% | +15.13% | +19.86% | -52.85% |
| 3Y | -26.24% | +71.51% | +91.33% | -97.75% |
| 5Y | +7.83% | +70.15% | +87.46% | -62.32% |