Ambarella (AMBA) shares have plunged 13% year to date (YTD) against the Zacks Computer and Technology Sector and S&P 500 index’s return of 19.9% and 18%, respectively.Ambarella stock has also underperformed the Zacks Electronics - Semiconductors industry’s growth of 23.6% in the same time frame.Here’s Why AMBA Shares Are TumblingAmbarella is grappling with several headwinds, including the slowdown of electric vehicle (EV) market growth. Per a Forbes report, the EV market is expected to grow 16% in 2024 comp ...