Elon Musk tempered Tesla’s inventory rally considerably days after Hertz made its announcement, tweeting that no contract had been signed and that the EV maker had much more demand than manufacturing. Tesla’s market capitalization was $616.2 billion on the shut of buying and selling Monday.

Hertz’s submitting gives some clues as to why it’s added far fewer Teslas than the automotive renter mentioned it could order. The primary threat issue the corporate lists pertaining to its EV initiatives is that the technique depends upon the “capability to safe sufficient automobile provide inside the time-frame we, and our clients, count on.”

One other issue which will have come into play: Tesla raised costs on a number of events final yr, which could have made buying automobiles costlier than Hertz anticipated. That’s much less of a problem after Tesla slashed costs throughout its lineup final month.