I've structured a pre IPO bet: Long RONB (holds a ton of spacex), short ARKK (similar composition sans SpaceX) - or if you have a lot of time, you can short no

I've structured a pre IPO bet: Long RONB (holds a ton of spacex), short ARKK (similar composition sans SpaceX) - or if you have a lot of time, you can short non-spacex RONB holdings. Planning to sell just after the IPO