Not necessarily. When I got my Bitcoin cash, I didn't sell immediately because it kept going up and up and up. So, i watched it go from $320 to past $600 and sold at $621.

With projected current up move, when new wallets see prices keep jumping higher, it will have them hold for better prices.

Here is the breakout I was talking about:
See the breakout? Wow! https://steemit.com/bitcoin/@haejin/bitcoin-cash-breakout-called-it-at-usd265-and-now-usd330-40-a-28-pop-more-to-go