Vistra Updates Financial Impact of Winter Storm Uri and Reissues 2021 Guidance News provided by Share this article Estimating the financial impact of Winter Storm Uri ("Uri") on 2021 Ongoing Operations Adjusted EBITDA 1 and Ongoing Operations Adjusted Free Cash Flow before Growth (FCFbG) 1 at ~$(1,600) million, including self-help initiatives. Reissuing 2021 Ongoing Operations Adjusted EBITDA 1 and Ongoing Operations Adjusted FCFbG 1 guidance ranges at $1,475 to $1,875 million and $200 to $600 million, respectively. Providing an update on its 2021 capital allocation plan. Hosting an investor update call today at 8 a.m. EDT (7 a.m. CDT) in lieu of its regularly scheduled quarterly earnings conference call; filing its Quarterly Report on Form 10-Q for the first quarter of 2021 and posting the related investor materials to its website on May 5, 2021.