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Chips carry momentum to its best week against the S&P in the series

Thursday, November 12, 2026 · as emailed at the close · the live view is always on the dashboard

Market snapshot

S&P 5007,592.06-0.4%
VIX18.7+7%
10-year5.10%+12bp
Breadth71%above 50-day · 45% a month ago

In brief

The story

The move. Momentum beat the S&P by 6.3% over the past five sessions, a z of +2.6 and the best five-session run in the series since January 2020. Five names account for 54% of the move: AMD +45% on the week added 2.07pp, Micron +22% added 0.91pp, Lam Research +26% added 0.56pp, Applied Materials +19% and Intel +17% added 0.39pp apiece. Technology contributed 7.00pp of the total. The Wall Street Journal reported investors running back to AI stocks less than a week after a historic selloff.

The books. The same names ran through every book. High beta finished 7.8% ahead of the index (z +2.5), with Broadcom +25% and Tesla +16% alongside AMD. The AI Infrastructure Leaders basket gained 15.7% against the S&P, also its best five-session run in the series, and Optical Interconnect added 21.5%, with Coherent +37%, Ciena +27% and Lumentum +23% making up 86% of the move. Quality edged 1.5% ahead. On the short side, value's long-short spread fell 5.3% and size's fell 4.0%, both z -2.0, as AMD, Arista and Lam sat in their bottom quintiles.

The market. The S&P closed at 7,592.06, down 0.36% on the day but 3.4% higher on the week and still 1.9% lower over 20 sessions. The VIX rose 6.9% to 18.70 and the 10-year yield climbed 12bp to 5.10%. Breadth is 71% above the 50-day average, from 45% a month ago. Twenty-day realized vol is 22.0%, the top of its trailing-year range, and momentum's long book runs at 44.8%. October existing home sales fell 5.5% against a 0.3% rise expected; initial claims printed 200K versus 195K. Applied Materials reported EPS of 4.16 against 4.06 expected. Friday brings October PPI, consensus 0.4%.

Who did it · 54% of the gain in these names

NameWeight5dContrib
AMD Advanced Micro Devices5.0%+45%+2.07pp
MU Micron Technology5.0%+22%+0.91pp
LRCX Lam Research2.4%+26%+0.56pp
AMAT Applied Materials2.4%+19%+0.39pp
INTC Intel2.8%+17%+0.39pp

By sector: Technology added 7.0pp; Industrials added 0.4pp; Energy added 0.1pp.

The board · factors vs S&P 500, relative return with z vs the trailing year, sorted by the week

Factor1D5D20DYTD
S&P 500 (computed) absolute-0.3% -0.4σ+3.4% +1.8σ-1.9% -0.9σ+11.7%
Momentum+0.2% +0.2σ+6.3% +2.6σ-4.9% -1.3σ+8.5%
High beta+0.2% +0.1σ+7.8% +2.5σ-4.7% -1.0σ+7.2%
Quality+0.0% +0.1σ+1.5% +2.0σ-0.0% -0.3σ+5.1%
Low volatility+0.1% +0.1σ-2.5% -1.1σ+8.0% +1.7σ+1.2%
Value-0.3% -0.4σ-2.4% -1.3σ+4.8% +1.1σ+7.3%
Size-0.8% -0.9σ-3.0% -1.5σ+7.6% +1.7σ+5.7%
Dividend yield-0.2% -0.3σ-3.4% -1.6σ+7.5% +1.4σ+9.7%

Also

Breadth, leadership, revisions, realized vol and the baskets, every day: the dashboard. Explore correlations →. Headlines are quoted from their publishers for context.

Tomorrow · Nov 13

  • Friday: Producer Price Index MoM (Oct), consensus 0.4%.
  • Markets closed Thursday, November 26 (Thanksgiving).

The narrative in this brief is drafted by an AI model from Factor Watch's computed data and checked against it, but it can still be wrong — verify anything before you act on it.

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