Palo Alto Networks ($PANW@US) rose 9.3 percent in premarket trading Wednesday after the software company posted adjusted earnings and revenue for the fiscal second quarter that beat expectations. Coinbase ($COIN@US) rose 1 percent premarket after the cryptocurrency exchange reported a smaller-than-expected loss for the fourth quarter. Keysight Technologies ($KEYS@US) dropped 7.9 percent premarket after reporting a weaker-than-expected outlook for the fiscal second quarter. Stellantis ($STLA@Netherlands) shares rose 2 percent after the automaker reported full-year results that exceeded analyst expectations.