Top S&P 500 YTD Returns

Year-to-date performance of every S&P 500 constituent — updated daily

AS OF SEP 18, 2026

Which S&P 500 stock has performed best this year? This page ranks every S&P 500 constituent by its year-to-date (YTD) return in 2026 — from the biggest YTD gainers to the steepest losers. Refreshed every morning, the S&P 500 YTD leaderboard always reflects the latest prices, so you can see the best performing stocks year to date at a glance.

Biggest YTD gainer Sandisk (SNDK) +654.83%
Median YTD return +6.28% 503 stocks tracked
Biggest YTD loser Trade Desk (The) (TTD) -63.33%
Rank Company Ticker Price YTD Return

Data as of September 18, 2026; YTD measured from the December 31, 2025 close (markets were closed January 1, 2026), adjusted for splits and dividends; source: Yahoo Finance. A dash indicates no usable price data.

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For informational purposes only — not financial advice.

S&P 500 YTD — FAQ

What is the best performing S&P 500 stock YTD in 2026?

As of September 18, 2026, Sandisk (SNDK) is the best performing S&P 500 stock year to date, up +654.83% since December 31, 2025. The ranking above tracks year-to-date returns for every S&P 500 constituent and is updated daily.

What does YTD mean in stocks?

YTD stands for year-to-date. A stock YTD return measures how much a stock's price has changed from the start of the current year to today, expressed as a percentage. US markets were closed on January 1, 2026 (New Year's Day), so this page measures YTD from the December 31, 2025 close.

How is stock YTD return calculated?

YTD return equals the latest closing price divided by the December 31, 2025 closing price, minus 1, times 100 — adjusted for stock splits and dividends. For example, a stock that closed at $100 on December 31, 2025 and trades at $150 today has a +50% YTD return.

Which stocks are included in the S&P 500 YTD ranking?

The ranking covers every S&P 500 constituent, ordered by their year-to-date return in 2026, from the biggest gainers to the biggest losers. Currently leading: Sandisk (SNDK), Moderna (MRNA), Dell Technologies (DELL).

How often is the S&P 500 YTD ranking updated?

The ranking refreshes every morning with the latest market prices, so the S&P 500 YTD leaderboard always reflects the most recent data.