iQUANT Weekly Market Pulse
For the Week Ending October 23, 2026
Markets Overview
U.S. equities slipped for the week, with the S&P 500 finishing -0.43%. Small caps stole the show, outpacing large caps by 2.13 points. Mid caps landed at +0.03%. Value edged out growth in large caps, +1.13% to -1.76%. Breadth was broad — only 7 of 10 sectors advanced. Energy led (+1.60%), while Telecom lagged (-4.36%). International markets moved with the U.S., finishing -1.46% on average — roughly in step with domestic equities. Latin America was the strongest region at +0.40%. Among individual countries, Brazil stood out at +1.82%. Bonds offered a little support at +0.06%. Commodities were quietly higher, with broad commodities at +1.59%. Energy was the biggest mover of the group at +3.12%. Against the dollar, Japanese Yen was strongest (+0.79%) and Euro weakest (-0.31%).
Index Performance Detail
Value stocks did better than growth in a down week, falling 1.13% versus growth's 1.76% loss. Small caps surprisingly outperformed.
Large Cap
Mid Cap
Small Cap
Sector Performance
Energy emerged as the strongest performer, advancing +1.60%, while Telecom retreated -4.36%. Broad sector breadth supported gains across the board.
Cyclical
Sensitive
Defensive
International Markets
Latin America led the way internationally, up +0.40%. That beat the S&P 500 by 0.83pp. Brazil was the bright spot, up +1.82%. Only 1 of 4 regions had gains.
Region
WeekTop 3 Countries
Bottom 3 Countries
Fixed Income & Bonds
Core bonds finished at +0.61%. High yield underperformed at +0.25%, while emerging market bonds were at +0.14%.
Bond Performance
Credit Spread Analysis
Core vs High Yield
0.36pp
Best Performer
US Core Bond: +0.61%
Commodities
Commodities finished at +1.59%. Energy was the best performer at +3.12%, while Precious Metals struggled at -4.31%.
All Commodities
Range & Volatility
Material Moves
Spread (High–Low)
7.43%
Currencies & Digital Assets
The dollar gained +0.14% this week. Japanese Yen was the strongest performer while Euro lagged.
Currency Performance
Digital Assets
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