← The S&P 500 dashboard
2026-10-09 · official close

BEST BUY CO INC (BBY) and the market

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

How much did BBY move each index today?

S&P 500: BBY moved −1.57% and contributed −0.0 points against the index's +46.2-point move, offsetting 0% of it, ranking #416 of 491 members by contribution to the move.

XLY: BBY moved −1.57% and contributed −0.01 points against the index's +1.15-point move, offsetting 1% of it, ranking #38 of 46 members by contribution to the move.

BBY closed the 2026-10-09 session at 87.01; that day's move sits in the 21th percentile of its own past year. The stock is 8.2% below its 52-week closing high and +33.7% for the year so far.

BBY in the S&P 500 beyond today

windowBBY returnpoints contributedindex moverank
1 week−1.09%−0.0 pts+88.8 pts#388 of 503
1 month−0.22%−0.0 pts+219.8 pts#230 of 503
quarter to date−1.39%−0.0 pts+160.0 pts#402 of 503
year to date+33.72%+0.4 pts+966.0 pts#177 of 503

Who moved with and against BBY today?

On BBY'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/BBY, free to cite with attribution.

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