Why Afterpay, Piedmont Lithium, ResApp, & Santos are charging higher

In late morning trade the S&P/ASX 200 Index (ASX: XJO) has followed the lead of US markets and is trading notably higher. At the time of writing, the benchmark index is up 0.8% to 6,765.3 points.

Four ASX shares that are climbing more than most are listed below. Here’s why they are charging higher:

The Afterpay share price is up 4% to $115.34. Investors have been buying Afterpay and other tech shares on Friday after a strong night of trade on the Nasdaq index. Thanks to solid gains by the likes of Amazon, Facebook, and Tesla, the tech-heavy index rose a sizeable 2.5%. This has led to the S&P/ASX All Technology Index (ASX: XTX) rising 2.4% this morning.

Piedmont Lithium Ltd (ASX: PLL)

The Piedmont Lithium share price has…