The only real standard to test whether a stock's price is cheap or expensive is not whether the current price is high or low relative to the previous price, but whether the company's fundamentals are significantly higher or lower than the current financial community's evaluation of the stock.

—From "How to Choose Growth Stocks"

so...check my holdings.$NVIDIA(NVDA.US)$Alphabet(GOOGL.US)$Tesla(TSLA.US)$Rocket Lab(RKLB.US)

The fundamentals of these companies are all good, and the first two can be considered relatively cheap at present, while the latter two are relatively more expensive.