According to @StockMKTNewz, a complete year-by-year S&P 500 performance chart covering 1928 through 2025 was shared, giving traders a single visual reference of calendar-year gains and losses across multiple market cycles. Source: @StockMKTNewz on X, Jan 2, 2026. The post consolidates historical annual results into one chart, enabling traders to extract figures for backtesting equity beta and regime analysis while validating exact numbers from the original image. Source: @StockMKTNewz on X, Jan 2, 2026. For crypto-focused strategies, the calendar-year S&P 500 context can be used as a macro risk reference when framing BTC and ETH exposure alongside equity trend history, with all inputs taken directly from the shared chart. Source: @StockMKTNewz on X, Jan 2, 2026. The text of the post does not specify methodology details such as price return versus total return, so traders should confirm definitions from the image before applying the data. Source: @StockMKTNewz on X, Jan 2, 2026.