As a market maker's positions approach the oracle (UMA) resolution date, this strategy decides for each leftover position whether it's cheaper to simply hold it to settlement or to pair it with its complement and redeem it for $1 on-chain, based on remaining time value and gas costs. The edge is rescuing spread profits that careless makers lose to last-minute adverse trades and settlement uncertainty near expiry.
Markets on Polymarket where resolution-drift inventory hedging for mms is the natural play: