VIDEO: Daily stock rockets & losers; Block leads the rockets up more than 7% today

Looking at the movers and shakers on the ASX200 today.

Block, formerly known as Square, is leading the stock rockets today, up more than 7% after lunchtime, also leading a tech rally during today?s session.

Corporate Travel Management is trading just under 5% higher today amid a rally for travel stocks.

And Nickel Mines rounds out the top three stock rockets today, up 4.8% despite no price sensitive news released by the nickel miner today.

On the losing front, Nanosonics leads the losers today, down 2.6% as gold mining stocks take a hit today.

Clinuvel Pharmaceuticals is trading almost 2.2% lower today as some investors take profit from yesterday?s rally.

And Uniti Group is trading 1.9% lower after lunchtime as some investors also take profit from yesterday?s surge.