| Period | PKOH | S&P 500 | NASDAQ | vs S&P |
|---|---|---|---|---|
| 1D | +0.58% | +0.32% | +0.62% | +0.26% |
| 5D | -1.36% | +0.02% | -0.38% | -1.38% |
| 1M | +15.29% | +3.63% | +4.19% | +11.67% |
| 3M | +35.33% | +1.50% | -3.38% | +33.84% |
| 6M | +75.14% | +11.65% | +17.03% | +63.49% |
| YTD | +116.84% | +12.11% | +15.92% | +104.72% |
| 1Y | +130.00% | +18.72% | +24.12% | +111.28% |
| 3Y | +139.02% | +72.99% | +93.78% | +66.04% |
| 5Y | +76.44% | +70.11% | +89.00% | +6.33% |