Tesla shares rose 6.8 per cent following Chief Executive Elon Musk’s announcement the company had been running an advanced AI chip and board engineering team for many years, according to CommSec’s Ryan Felsman. “We saw the tech-heavy Nasdaq index jump by almost 600 points, or 2.7 per cent,” Mr Felsman told Sky News Australia. “Tesla grew 6.8 per cent on the back of the A15 AI chip that Tesla CEO Elon Musk announced last night.” Presented by CommSec.