Smilee charges to following fees to Impermanent Gain buyers/ sellers:
Base Fee: fixed amount of base tokens paid directly to the vault to cover swap costs. The fee is charged for any buy / sell.
Note: the fee does not apply to burn of expired position
Trade Fee: % of notional traded paid to the fee manager. The fee is charged for any buy / sell / burn (for expired positions).
Note: the fee is capped at a maximum % of the premium / payoff (for expired position)
Success Fee: % of a trader's PnL paid to the fee manager every time a trader sell in profit (or burn an expired position in profit)
Earn Vault fees
Smilee does not charge any fee to liquidity providers.