How much did LRCX move each index today?
S&P 500: LRCX moved −0.55% and contributed −0.3 points against the index's +46.2-point move, offsetting 1% of it, ranking #472 of 491 members by contribution to the move.
NASDAQ 100: LRCX moved −0.55% and contributed −1.2 points against the index's +157.3-point move, offsetting 1% of it, ranking #87 of 100 members by contribution to the move.
XLK: LRCX moved −0.55% and contributed −0.03 points against the index's +1.00-point move, offsetting 3% of it, ranking #66 of 73 members by contribution to the move.
SMH: LRCX moved −0.55% and contributed −0.16 points of the index's −3.94-point move (4% of it), ranking #10 of 24 members by contribution to the move.
LRCX closed the 2026-10-09 session at 318.84; that day's move sits in the 41th percentile of its own past year. The stock is 26.4% below its 52-week closing high and +86.6% for the year so far.
LRCX in the S&P 500 beyond today
| window | LRCX return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −8.24% | −4.3 pts | +88.8 pts | #499 of 503 |
| 1 month | +7.10% | +3.1 pts | +219.8 pts | #23 of 503 |
| quarter to date | −2.94% | −1.5 pts | +160.0 pts | #494 of 503 |
| year to date | +86.61% | +20.4 pts | +966.0 pts | #12 of 503 |
Who moved with and against LRCX today?
On LRCX's side of the S&P 500 tape: AAPL (−7.0 pts), NVDA (−3.7 pts), VZ (−2.7 pts). Pulling the other way: MSFT (+11.3 pts), AMZN (+10.0 pts), PLTR (+2.8 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/LRCX, free to cite with attribution.