Rubin 100 · Sector flow — FOUNDRY +6.48% / LITHO -0.75%
May 27, 2026 close: Foundry & Integration led +6.48%, Lithography trailed -0.75% (mean 1d across sector constituents).
Rubin 100 sector-mean 1-day returns for May 27, 2026.
Top flow: FOUNDRY +6.48% · POWERSEMI +6.15% · MEMORY +6.03%.
Weakest flow: LITHO -0.75% · GASCHEM -0.33% · DEPETCH -0.03%.
Ranking covers 16 sectors (min 3 constituents each).
→ closelook.net/indices/rubin/