| Period | SPOK | S&P 500 | NASDAQ | vs S&P |
|---|---|---|---|---|
| 1D | -3.83% | -0.52% | -0.01% | -3.31% |
| 5D | -2.37% | -1.18% | -1.84% | -1.19% |
| 1M | -1.53% | -1.48% | -5.39% | -0.05% |
| 3M | -4.72% | +2.83% | +3.27% | -7.54% |
| 6M | -10.20% | +6.78% | +7.12% | -16.98% |
| YTD | -20.77% | +11.24% | +14.89% | -32.01% |
| 1Y | -37.08% | +10.91% | +12.15% | -47.99% |
| 3Y | -30.73% | +84.21% | +104.97% | -114.95% |
| 5Y | +2.39% | +66.67% | +85.80% | -64.29% |