Children's shoe firm Stride Rite Corp on Thursday announced a 17 per cent jump in first quarter net profit to $8.8 million from $7.5m in the year-ago period as it was boosted by sales of Keds footwear. The Massachusetts-based company, whose other brands include Sperry Top-Sider, Grasshoppers and Munchkin, said sales rose eight per cent to $152.3m from $140.7m in the year prior, with Keds sales up seven per cent.