2026-08-21T16:40
Weekly Intelligence Summary
Weekly Market Summary: 2026-08-17 — 2026-08-21
2026-08-17 to 2026-08-21 · 5 trading days
Week Start 2026-08-17 Week End 2026-08-21 5 sessions
Performance
Weekly Index Snapshot
Closing levels and compounded weekly performance.
S&P 500
$765.72
-1.37% this week
Nasdaq 100
$713.44
-2.41% this week
Russell 2000
$299.96
-1.68% this week
Dow Jones
$532.22
-0.86% this week
Narrative
Executive Summary
A high-level read on the week’s dominant catalysts and positioning implications.

Deterministic weekly aggregate prepared; the active Codex task authors the commentary.

Sector Performance
Health Care
+4.33%
Energy
+2.80%
Materials
+1.91%
Cons. Staples
-0.12%
Cons. Discretionary
-0.15%
Real Estate
-0.42%
Financials
-1.17%
Communication Svcs
-1.38%
Industrials
-3.36%
Utilities
-3.47%
Technology
-3.53%