# Westlake Chemical Partners LP (WLKP) vs State Street SPDR S&P 500 ETF Trust (SPY) · total-return overlay

LOPJLB holding-return compare (5Y). Dividends and splits. Each path starts at 0% from the first adjusted close in the window.

Westlake Chemical Partners LP (WLKP) vs State Street SPDR S&P 500 ETF Trust (SPY) total return over 5Y: WLKP +27.15%, SPY +92.05%. Regime WLKP BEAR · SPY BULL. As of Oct 9, 2026. Research only.

- Interactive: https://www.lopjlb.com/vs/WLKP/SPY
- API: `GET /bff/api/bigfive/compare-series?symbols=WLKP%2CSPY&range=5y`

## Window

| Symbol | Window % | Worst drawdown | YTD |
|---|---:|---:|---:|
| WLKP | +27.15% | -29.19% | +19.42% |
| SPY | +92.05% | -24.49% | +14.86% |

## Periods (calendar lookback)

| Symbol | 1Y | 2Y | 3Y | 5Y |
|---|---:|---:|---:|---:|
| WLKP | +10.18% | +12.23% | +27.07% | +27.15% |
| SPY | +17.26% | +38.01% | +86.77% | +92.05% |

## Annual

| Year | WLKP | SPY |
|---|---:|---:|
| YTD | +19.42% | +14.86% |
| 2025 | -9.78% | +18.01% |
| 2024 | +16.07% | +25.59% |
| 2023 | +3.95% | +26.73% |
| 2022 | -1.69% | -18.64% |
| 2021 | +8.07% | +9.92% |

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Research context only. Not personalized investment advice.