ChatGPT has sparked a global AI stock craze since the start of the year. OpenAI's chatbot ChatGPT has become the fastest-growing consumer app in history, with an estimated 100 million monthly active users^ in January this year, just two months after its launch.
The ChatGPT mania has also pushed a number of AI concept stocks higher so far this year, with Nvidia up nearly 54%^ year-to-date, Buzzfeed up over 145%^, and the...

The tech-dominated Nasdaq Composite is off to a good start in 2023, up over 11% year-to-date as inflation has slowed and optimism from the Fed is on the rise.
Several star tech stocks are also performing well, with Tesla (TSLA.US) up over 40%^ YTD, Nvidia (NVDA.US) up nearly 40%^ YTD, and Meta Platforms (META.US) up over 26%^ YTD.
The uptrend in tech stocks has remained strong in recent weeks, with Tesla up for 6 consecutive trading days sinc...

The Nasdaq Golden Dragon China Index which tracks US-listed Chinese companies has bounced nearly 50%^ from Oct 24, 2022.
^ Data as of 24/10/2022 - 01/11/2023, moomoo
Entering 2023, Alibaba has risen more than 30%^ so far since January 3. At the same time, NIO has gained 18.05%^.
^ Data as of 03/01/2023 - 11/01/2023, moomoo
How long will mid-cap stocks go after a multi-day surge?
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Support and resistance are two basic concepts in technical analysis, which can help traders gain insights into the strength of a price trend. Through this challenge, you can get to know the support level and the myth behind it.
A support level is a price below which a stock doesn't tend to fall over a given period. Do you know how to plot it?
Think of the support level as a straight line connecting two or more low points. Use a single line w...