Rubin 100 · 1-month sector leaders — MEMORY +51.92% / GASCHEM -0.36%
Through June 18, 2026: Memory (HBM & NAND) leads the last 21 trading days at +51.92%, Gases, Chemicals & Consumables trails at -0.36%.
Rubin 100 sector-mean 1-month (21 trading day) returns as of June 18, 2026.
Top sectors: MEMORY +51.92% · SUBSTRATE +35.56% · EDA +33.32%.
Weakest sectors: GASCHEM -0.36% · ARCHITECTS +2.94% · THERMAL +4.45%.
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/