Archive · 6 Oct 2026
Nasdaq-100 Hits Record as Gains Remain Highly Uneven
The Nasdaq-100 is a group of 101 large companies, and its overall value reached a record high.
The index was up more than 23% in 2026 by October 5.
But that rise did not mean every company did well.
At least 33 stocks had lost value, and at least 17 more had gained less than 10%.
Sandisk and several chip-related companies rose sharply.
AppLovin and some other companies fell a lot.
The article says chip and AI-related businesses helped drive the index higher.
Moderna is set to join the index, replacing Warner Bros.
Discovery, on October 9.
The Nasdaq-100 closed at a record 31,076.44 on October 5, after reaching an intraday high of 31,117.36.
The index was up more than 23% in 2026, but at least 50 of its 101 stocks were either down or up less than 10%.
Sandisk led the index with a 611.54% year-to-date gain; Micron Technology was second at 270.31%.
AppLovin was the biggest loser, down 57.84%, followed by Intuit at 56.57% and Honeywell Aerospace at 47.76%.
The article says Moderna will replace Warner Bros. Discovery in the Nasdaq-100 effective October 9.
- Who
- Companies in the Nasdaq-100, including Sandisk, Micron Technology, AppLovin and Intuit.
- What
- The Nasdaq-100 reached a record high while stock performance within the index varied widely.
- When
- The record close was on October 5, 2026; the index changes are scheduled to take effect October 9.
- Where
- The Nasdaq-100, a US stock index.
- Why
- The article attributes much of the index's gains to AI- and semiconductor-related stocks.
- Nasdaq-100 record close
- 31,076.44 on October 5
- Intraday record
- 31,117.36
- Index year-to-date gain
- More than 23% as of October 5
- Stocks in the index
- 101
- Stocks down or up less than 10%
- At least 50
- Top gainer
- Sandisk, up 611.54% year-to-date
- Top loser
- AppLovin, down 57.84% year-to-date
- Index change
- Moderna is set to replace Warner Bros. Discovery effective October 9