{"amount_usd":400000000,"announced_on":"2026-10-28","company_name":"Upwind","company_slug":"upwind","lead_investors":[],"participating_investors":[],"source_url":"https://siliconangle.com/2026/10/28/cloud-security-startup-upwind-raises-400m-at-3-8b-valuation-as-revenue-quadruples/","stage":"unknown"}