Rubin 100 · Sector flow — PACKAGING +3.88% / TESTMET -4.11%
June 18, 2026 close: Advanced Packaging & Bonding led +3.88%, Testing & Metrology trailed -4.11% (mean 1d across sector constituents).
Rubin 100 sector-mean 1-day returns for June 18, 2026.
Top flow: PACKAGING +3.88% · SUBSTRATE +3.54% · DEPETCH +3.28%.
Weakest flow: TESTMET -4.11% · POWERSEMI -1.77% · GRID -0.10%.
Ranking covers 16 sectors (min 3 constituents each).
→ closelook.net/indices/rubin/