<div id="readability-page-1"><p>American electric vehicle maker Tesla's (TSLA) shares fell in Tuesday's pre-market trading session. This came after the latest data showed that its new vehicle registrations in the European Union fell 17% year-over-year, while those of Chinese rival BYD (BYDDF) (BYDDY) surged 165%.</p><h3>Claim 50% Off TipRanks Premium</h3><ul><li>Unlock  hedge fund-level data  and  powerful investing tools  for smarter, sharper decisions  </li><li> Stay ahead of the market with  the latest news and analysis  and maximize your portfolio's potential</li></ul> <p>This adds to the pressure on Tesla, which lost its crown as the world's best all-electric car seller to BYD in 2025. To make matters worse, sales of Tesla vehicles plunged last year in several key European markets, with its regional market share hitting a multi-year low of 1.4%.</p> </div>

TSLR

TSLG

TSLT

BYDDF

TSLL

BYDDY

01211

<p>Tesla's stock (TSLA) dropped in pre-market trading as new data revealed a 17% decline in its EU vehicle registrations year-over-year, while Chinese competitor BYD's registrations surged by 165%. This decline adds pressure on Tesla, which lost its title as the world's top all-electric car seller to BYD in 2025, with its market share in Europe falling to a multi-year low of 1.4%.</p>

- Tesla's shares declined in pre-market trading due to a 17% drop in new vehicle registrations within the EU.  
- In contrast, Chinese competitor BYD experienced a 165% increase in vehicle registrations, overtaking Tesla as the top all-electric car seller in 2025.  
- Additionally, Tesla's sales fell significantly in key European markets, leading to a regional market share low of 1.4%.

Tip Ranks

GraniteShares 2x Long TSLA Daily ETF

Leverage Shares 2X Long TSLA Daily ETF

T-Rex 2X Long Tesla Daily Target ETF

BYD Company Limited

Direxion Daily TSLA Bull 2X Shares

GraniteShares 1.25 Long TSLA Daily ETF

BYD Company

BYD COMPANY

Tesla Stock (TSLA) Slides as China's BYD Extends EU Lead after 2025 EV Shake-Up