Rubin 100 · Daily leaders — COHU +10.03% / LPK.DE -12.14%
May 28, 2026 close: Cohu leads +10.03%, LPKF Laser & Electronics trails -12.14%. 102/102 constituents covered.
Rubin 100 constituent single-day returns for May 28, 2026.
Top 3: COHU +10.03% · 000660.KS +9.31% · 6525.T +8.50%.
Bottom 3: LPK.DE -12.14% · GFS -9.84% · 6965.T -7.93%.
Coverage: 102 of 102 constituents. Ticker links open the per-stock detail view.
→ closelook.net/indices/rubin/