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2026-10-09 · official close

PINNACLE WEST CAPITAL (PNW) and the market

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

How much did PNW move each index today?

S&P 500: PNW moved +0.94% and contributed +0.0 points of the index's +46.2-point move (0% of it), ranking #239 of 491 members by contribution to the move.

XLU: PNW moved +0.94% and contributed +0.00 points of the index's +0.33-point move (1% of it), ranking #15 of 31 members by contribution to the move.

PNW closed the 2026-10-09 session at 98.90; that day's move sits in the 82th percentile of its own past year. The stock is 9.6% below its 52-week closing high and +13.6% for the year so far.

PNW in the S&P 500 beyond today

windowPNW returnpoints contributedindex moverank
1 week+3.11%+0.0 pts+88.8 pts#268 of 503
1 month+2.39%+0.0 pts+219.8 pts#191 of 503
quarter to date+6.30%+0.1 pts+160.0 pts#251 of 503
year to date+13.61%+0.1 pts+966.0 pts#230 of 503

Who moved with and against PNW today?

On PNW's side of the S&P 500 tape: MSFT (+11.3 pts), AMZN (+10.0 pts), PLTR (+2.8 pts). Pulling the other way: AAPL (−7.0 pts), NVDA (−3.7 pts), VZ (−2.7 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/PNW, free to cite with attribution.

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