Rubin 100 · Sector flow — S20 +0.07% / MEMORY -6.93%
July 20, 2026 close: S20 led +0.07%, Memory (HBM & NAND) trailed -6.93% (mean 1d across sector constituents).
Rubin 100 sector-mean 1-day returns for July 20, 2026.
Top flow: S20 +0.07% · S21 -0.50% · THERMAL -0.56%.
Weakest flow: MEMORY -6.93% · SUBSTRATE -5.99% · S24 -5.95%.
Ranking covers 22 sectors (min 3 constituents each).
→ closelook.net/indices/rubin/