Rubin 100 · Daily leaders — GFS +4.80% / AAOI -11.82%
October 15, 2026 close: GlobalFoundries leads +4.80%, Applied Optoelectronics trails -11.82%. 130/130 constituents covered.
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Rubin 100 constituent single-day returns for October 15, 2026.
Top 3: GFS +4.80% · 2802.T +2.82% · AIXA.DE +2.78%.
Bottom 3: AAOI -11.82% · PDFS -10.94% · CRDO -9.62%.
Coverage: 130 of 130 constituents. Ticker links open the per-stock detail view.
→ closelook.net/indices/rubin/