CART ▼ -0.9% - Maplebear Inc. $CART - Morrisons Partners with Instaleap to Enhance Online Order Fulfilment Maplebear's stock declined 0.9% today following news that Morrisons, one of its key UK grocery partners, is partnering with Instaleap to enhance online order fulfillment. The shift to an alternative fulfillment provider could signal reduced reliance on Maplebear's services for a portion of Morrisons' online operations. 08-SEP-2026 06:01 AM ET