Otonomi, a tech-enabled insurance startup focusing on freight insurance, has closed a $3.4M oversubscribed funding round led by ATX Ventures, followed by GSR Ventures, Greenlight Re Innovations, Punja.VC, Altari Ventures, Soundboard Venture Fund, Blackhorn VC, Bering Waters, REFASHIOND Ventures and a number of specialized angels and syndicates.