Rubin 100 · Daily leaders — 042700.KS +24.20% / PDFS -11.08%
April 28, 2026 close: Hanmi Semiconductor leads +24.20%, PDF Solutions trails -11.08%. 97/102 constituents covered.
Rubin 100 constituent single-day returns for April 28, 2026.
Top 3: 042700.KS +24.20% · SNDK +8.11% · MU +5.60%.
Bottom 3: PDFS -11.08% · AAOI -10.11% · ARM -8.06%.
Coverage: 97 of 102 constituents. Ticker links open the per-stock detail view.
→ closelook.net/indices/rubin/