Are cryptocurrency positions marginable?

No, cryptocurrency positions are not marginable.

All exchange and custody services in connection with trading and holding cryptocurrency tokens and other digital asset tokens through IBKR trading platforms are provided by Cryptocurrency Service Providers. Learn more.

Powered by IBot
Can I deposit my cryptocurrency held outside of IBKR's Cryptocurrency Service Providers into my IBKR linked Cryptocurrency Service Provider account?
Can I short-sell cryptocurrencies?
How long does it take for cryptocurrency trades to settle?
What is the minimum order size for cryptocurrency trades?