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2026-10-13 · official close

WW GRAINGER INC (GWW) and the market

Exact index points GWW contributed this session, under each index's own arithmetic, verified against official closes. New here? Read point contribution, explained.

How much did GWW move each index today?

S&P 500: GWW moved +1.44% and contributed +0.0 points against the index's −1.8-point move, ranking #431 of 491 members by contribution to the move.

XLI: GWW moved +1.44% and contributed +0.02 points against the index's −0.47-point move, offsetting 5% of it, ranking #77 of 81 members by contribution to the move.

GWW closed the 2026-10-13 session at 1,325.60; that day's move sits in the 86th percentile of its own past year. The stock is 5.5% below its 52-week closing high and +31.9% for the year so far.

GWW in the S&P 500 beyond today

windowGWW returnpoints contributedindex moverank
1 week+3.92%+0.2 pts−13.5 pts#403 of 503
1 month+3.76%+0.2 pts+185.5 pts#123 of 503
quarter to date+6.41%+0.3 pts+153.9 pts#119 of 503
year to date+31.89%+1.3 pts+959.9 pts#107 of 503

Who moved with and against GWW today?

On GWW's side of the S&P 500 tape: NVDA (+2.9 pts), META (+2.3 pts), AMD (+1.0 pts). Pulling the other way: MU (−2.3 pts), JNJ (−2.1 pts), AMAT (−1.6 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/GWW, free to cite with attribution.

Compiled by the WMTMT attribution engine · updates every session · methodology