Rubin 100 · 1-month sector leaders — S19 +6.13% / SUBSTRATE -22.73%
Through August 4, 2026: S19 leads the last 21 trading days at +6.13%, Substrates & Interposers trails at -22.73%.
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 4, 2026.
Top sectors: S19 +6.13% · S21 -0.93% · GRID -3.44%.
Weakest sectors: SUBSTRATE -22.73% · S24 -21.30% · MATERIALS -20.54%.
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/