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Rubin Build-Out 100 — News & analysis
Updates on the Rubin 100 index, its constituents, and the AI build-out theme — semis, substrates, packaging, memory, and power.
AI-generated — produced automatically by Closelooknet’s systems under this site’s editorial policy.
Latest Rubin Build-Out 100 cards
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Weekly recap AH · Oct 11, 06:00 PM
Week of Oct 5–Oct 11 · Money Temp Mixed / transitional
PTC +35% leads the week. 2 earnings · 2 macro · Temp 57/100.
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Earnings reaction AH · Oct 9, 08:30 PM
1 universe earnings · October 9, 2026
1 reports. 0 beats · 0 misses.
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Market wrap AH · Oct 9, 08:15 PM
US close: S&P +0.57%, NDX +0.54% — KOSPI -2.6% drags Asia
KOSPI -2.6% drags Asia. S&P +0.57% · NDX +0.54%.
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Market wrap US session · Oct 9, 01:16 PM
Into US open: S&P futures -0.42%, DAX +1.24% — KOSPI -2.6% drags Asia
KOSPI -2.6% drags Asia. SPY -0.42% · VIX 15.1.
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The day ahead US session · Oct 9, 01:01 PM
Friday setup · 0 macro · 1 universe earnings
1 universe earnings reporting today. No major macro.
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Market wrap AS · Oct 9, 05:31 AM
Asia close: Nikkei -0.23%, KOSPI -2.62% — KOSPI -2.6% drags Asia
KOSPI -2.6% drags Asia. Nikkei -0.23% · HSI +1.09%.
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Market wrap AH · Oct 8, 08:16 PM
US close: S&P -0.76%, NDX -1.54% — KOSPI -1.5% drags Asia
KOSPI -1.5% drags Asia. S&P -0.76% · NDX -1.54%.
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Big mover AS · Oct 8, 08:00 PM
0992.HK -8.08% — Lenovo Group
▼ 0992.HK -8.08% on the day. In Rubin.
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Big mover Europe session · Oct 8, 08:00 PM
6488.TW -7% — GlobalWafers
▼ 6488.TW -7% on the day. In Rubin.
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Big mover AH · Oct 8, 08:00 PM
6890.T -6.33% — Ferrotec Holdings
▼ 6890.T -6.33% on the day. In Rubin.
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Big mover AS · Oct 8, 08:00 PM
AAOI -13.58% — Applied Optoelectronics
▼ AAOI -13.58% on the day. In Rubin.
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Big mover AS · Oct 8, 08:00 PM
ALAB -9.21% — Astera Labs
▼ ALAB -9.21% on the day. In Rubin.
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Big mover AH · Oct 8, 08:00 PM
ARM -6.48% — ARM Holdings
▼ ARM -6.48% on the day. In Rubin / Euro-AI.
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Big mover AH · Oct 8, 08:00 PM
BE -6.34% — Bloom Energy
▼ BE -6.34% on the day. In Rubin.
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Big mover AS · Oct 8, 08:00 PM
COHR -9.63% — Coherent
▼ COHR -9.63% on the day. In Rubin.
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Big mover AH · Oct 8, 08:00 PM
GLW -6.38% — Corning
▼ GLW -6.38% on the day. In Rubin.
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Big mover Europe session · Oct 8, 08:00 PM
TSEM -7.85% — Tower Semiconductor
▼ TSEM -7.85% on the day. In Rubin.
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Big mover Europe session · Oct 8, 08:00 PM
VICR -7.24% — Vicor
▼ VICR -7.24% on the day. In Rubin.
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Market wrap US session · Oct 8, 01:16 PM
Into US open: S&P futures -0.24%, DAX -0.76% — KOSPI -1.5% drags Asia
KOSPI -1.5% drags Asia. SPY -0.24% · VIX 15.8.
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Market wrap AS · Oct 8, 05:31 AM
Asia close: Nikkei -0.89%, KOSPI -1.46% — KOSPI -1.5% drags Asia
KOSPI -1.5% drags Asia. Nikkei -0.89% · HSI -0.69%.