Tesla Inc.’s post-election surge, powered by Elon Musk’s full-throated support for Donald Trump, has added almost $250 billion to the carmaker’s value, a staggering sum that now has some on Wall Street urging caution.

Shares in the electric vehicle maker have soared 31% since Trump’s decisive win, leaving analysts’ price targets in the dust.

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Tesla shares fell as much as 7% Tuesday, retreating from their earlier gains as a face of the “Trump trade.” Tesla, recently down about 6.3% on the day, was one of the S&P 500’s biggest gaine

Tesla ( TSLA 9.06%) stock continued putting pedal to metal as stock markets reopened for business Monday. Through 12:20 p.m. ET, the electric car leader gained 7.3%, bringing total gains since Donald Trump won reelection (with Elon Musk's support) to a staggering 37%.