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Market note AH ·

Rubin 100 · 1-month sector leaders — ARCHITECTS +20.05% / LITHO -2.99%

Through September 28, 2026: Architects (Chip Design) leads the last 21 trading days at +20.05%, Lithography trails at -2.99%.

AI-generated — produced automatically by Closelooknet’s systems under this site’s editorial policy.

Rubin 100 sector-mean 1-month (21 trading day) returns as of September 28, 2026.
Top sectors: ARCHITECTS +20.05% · SUBSTRATE +17.69% · MEMORY +12.46%.
Weakest sectors: LITHO -2.99% · GASCHEM -2.72% · S22 -2.55%.
The 1-month view smooths single-session noise — use it for regime-persistent rotation reads vs. the daily sector-flow signal.
→ closelook.net/indices/rubin/