How much did CSX move each index today?
S&P 500: CSX moved +0.83% and contributed +0.1 points of the index's +0.9-point move, ranking #78 of 503 members by contribution to the move.
NASDAQ 100: CSX moved +0.83% and contributed +0.5 points against the index's −52.2-point move, offsetting 1% of it, ranking #74 of 102 members by contribution to the move.
XLI: CSX moved +0.83% and contributed +0.03 points of the index's +1.88-point move (1% of it), ranking #27 of 83 members by contribution to the move.
CSX closed the 2026-08-25 session at 51.51; that day's move sits in the 49th percentile of its own past year. The stock is 3.2% below its 52-week closing high and +43.0% for the year so far.
CSX in the S&P 500 beyond today
| window | CSX return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | +2.53% | +0.3 pts | −14.5 pts | #418 of 503 |
| 1 month | −0.56% | −0.1 pts | +264.1 pts | #318 of 503 |
| quarter to date | +8.37% | +1.0 pts | +177.9 pts | #94 of 503 |
| year to date | +43.00% | +3.4 pts | +831.8 pts | #65 of 503 |
Who moved with and against CSX today?
On CSX's side of the S&P 500 tape: AAPL (+7.0 pts), META (+2.4 pts), MSFT (+2.2 pts). Pulling the other way: NVDA (−6.3 pts), LLY (−3.7 pts), GOOGL (−3.7 pts).
Every member's contribution, top to bottom, is on the index dashboards; the day's story is in the market-close note. Machine-readable figures for this stock: /api/stock/CSX, free to cite with attribution.