SpaceX shares have surged nearly 50% in their first days of trading and left a trail of remorseful traders in their wake: those who sold too early. 

After climbing an additional 4.8% in Tuesday’s session, SpaceX ended the day as the world’s fifth-largest public company by market cap, surpassing Amazon. The gains came as SpaceX announced a deal to buy AI-coding startup Cursor for $60 billion.

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