They can't. It's not available to short yet. The underwriters who own shares from the IPO are not allowed to lend them out for short selling for 30 days. The i

They can't. It's not available to short yet. The underwriters who own shares from the IPO are not allowed to lend them out for short selling for 30 days. The institutional/retail investors who own shares can lend them out, but it is too soon for that to be enough volume to take any meaningful short position.