US Top News and Analysis | AI super rally has retail investors acting the most aggressive since trading frenzy during Covid AI generated summary, Read the full article for complete information. Retail traders are showing their most aggressive bullish behavior since the Covid‑driven surge, snapping up call options on Cboe’s “Mag 10” stocks (the seven mega‑caps plus AMD, Palantir and Broadcom) at the strongest 10‑day pace since 2021, with 52% of new positions being call‑buys and only 17% call‑sells, indicating a shift away from hedging. Call premiums on out‑of‑the‑money Nasdaq‑100 contracts have risen to a 52‑week high, and the index has set a new record, up more than 16% year‑to‑date, propelled by a semiconductor rally that now comprises nearly 20% of the S&P 500. This concentration has driven options traders toward single‑stock bets, widening the Cboe S&P 500 Constituent Volatility Index relative to the VIX, while Robinhood data shows retail investors heavily buying tech giants such as Nvidia, Tesla, Micron, AMD and Microsoft and shorting laggards like Costco, UnitedHealth and Alibaba. Read more: https://www.cnbc.com/2026/05/12/ai-super-rally-has-retail-investors-acting-the-most-aggressive-since-trading-frenzy-during-covid.html #MandyXu #SteveQuirk #Cboe #Robinhood #Nvidia #Tesla #AMD #Microsoft #Alibaba #Nasdaq_100 #