Rubin 100 · 1-month sector leaders — S19 +8.36% / MEMORY -22.26%
Through August 5, 2026: S19 leads the last 21 trading days at +8.36%, Memory (HBM & NAND) trails at -22.26%.
AI-generated — produced automatically by Closelook’s systems under this site’s editorial policy.
Rubin 100 sector-mean 1-month (21 trading day) returns as of August 5, 2026.
Top sectors: S19 +8.36% · GRID -1.24% · S23 -1.39%.
Weakest sectors: MEMORY -22.26% · S24 -20.21% · SUBSTRATE -17.94%.
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/