US market brief — 2026-10-20
Add us as a preferred source on Google97 of 164 ranked tickers rose, 65 fell, 2 unchanged. Led up by SMCI (15.68%), led down by ISRG (-6.9%).
Covered here: SMCI, DELL, RIOT, LRCX, ARM, ISRG, NFLX, AMGN, INTU, PFE.
Of the 164 tracked tickers with a ranked 1-day change on 2026-10-20, 97 closed higher and 65 closed lower (2 unchanged).
Gainers: SMCI +15.68%, DELL +5.85%, RIOT +4.21%, LRCX +4%, ARM +3.37%.
Losers: ISRG -6.9%, NFLX -5.78%, AMGN -1.12%, INTU -1.03%, PFE -0.9%.
This brief reports price and volume only. It draws no conclusion about cause — the news behind a move is not something we assert without a source.
Tickers in this brief
| Ticker | Company | Price | 1D |
|---|---|---|---|
| SMCI | Super Micro Computer | $26.99 | -11.30% |
| DELL | Dell Technologies | $371.30 | -0.64% |
| RIOT | Riot Platforms | $17.83 | -2.46% |
| LRCX | Lam Research | $233.78 | -0.89% |
| ARM | Arm Holdings | $199.78 | -1.76% |
| ISRG | Intuitive Surgical | $439.89 | -2.14% |
| NFLX | Netflix | $62.95 | +0.41% |
| AMGN | Amgen | $467.06 | -0.22% |
| INTU | Intuit | $339.89 | -0.08% |
| PFE | Pfizer | $28.84 | -2.07% |
Sources
Published 2026-10-20. Market commentary, not investment advice. Prices are delayed end-of-day data.