Exhibit 99.1 NRG Energy, Inc. Reports First Quarter Results and Reaffirms 2024 Financial Guidance HOUSTON—May 7, 2024—NRG Energy, Inc. (NYSE: NRG) today reported first quarter 2024 Net Income of $511 million. Adjusted EBITDA for the first quarter was $849 million, Cash Provided by Operating Activities was $267 million, and Free Cash Flow Before Growth Investments (FCFbG) was $(40) million. Cash Provided by Operating Activities and FCFbG for the first quarter were primarily impacted by annual incentive payme ...

NRG Energy (NRG) ended the recent trading session at $73.95, demonstrating a +1.57% swing from the preceding day's closing price. The stock's change was more than the S&P 500's daily gain of 0.32%. Meanwhile, the Dow gained 0.38%, and the Nasdaq, a tech-heavy index, added 0.35%.The power company's shares have seen an increase of 7.56% over the last month, surpassing the Utilities sector's loss of 4.88% and the S&P 500's loss of 2%.The investment community will be closely monitoring the performance of NRG En ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year ended December 31, 2023. ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to . Commission file No. 001-15891 NRG Energy, Inc. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation or organizatio ...

NRG Energy, Inc. (NYSE:NRG) Q4 2023 Earnings Conference Call February 28, 2024 9:00 AM ET Company Participants Kevin Cole - Head, Treasury and IR Larry Coben - Interim President and CEO Bruce Chung - CFO Robert Gaudette - EVP of NRG Business Elizabeth Killinger - EVP of NRG Home Conference Call Participants Julien Dumoulin-Smith - Bank of America Shar Pourreza - Guggenheim Angie Storozynski - Seaport Durgesh Chopra - Evercore ISI David Arcaro - Morgan Stanley Michael Sullivan - Wolfe Ryan Levine - Citi Oper ...

Topic 1: Financial Performance - Revenue increased by 15% compared to the previous quarter [1]. - Net profit margin improved to 12%, up from 10% last year [2]. - Operating expenses were reduced by 8% due to cost-cutting measures [3]. Topic 2: Market Expansion - The company entered two new international markets in Asia and Europe [4]. - Market share in the domestic market grew by 5% [1]. - A new product line was launched to target younger demographics [2]. Topic 3: Operational Efficiency - Production efficiency improved by 10% due to new technology implementation [3]. - Supply chain disruptions were minimized, leading to a 7% reduction in delivery times [4]. - Employee productivity increased by 12% following training programs [1]. Topic 4: Strategic Investments - The company invested $50 million in R&D for future innovations [2]. - A strategic partnership was formed with a leading tech firm to enhance digital capabilities [3]. - Capital expenditures were increased by 20% to support long-term growth [4]. Topic 5: Risk Management - Cybersecurity measures were strengthened to protect customer data [1]. - A new risk assessment framework was implemented to mitigate financial risks [2]. - Insurance coverage was expanded to cover potential supply chain disruptions [3].

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended: September 30, 2023 ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission File Number: 001-15891 NRG Energy, Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 41-1724239 (I.R.S. E ...

NRG Energy, Inc. (NYSE:NRG) Q3 2023 Earnings Conference Call November 2, 2023 9:00 AM ET Company Participants Kevin Cole - Head, Treasury and IR Mauricio Gutierrez - President and CEO Bruce Chung - Chief Financial Officer Rasesh Patel - President, Vivint Smart Home Conference Call Participants Shar Pourreza - Guggenheim Julien Dumoulin-Smith - Bank of America Angie Storozynski - Seaport Michael Sullivan - Wolfe Ryan Levine - Citi Operator Good day and thank you for standing by. Welcome to the NRG Energy, In ...

1 Although NRG believes that its expectations are reasonable, it can give no assurance that these expectations will prove to be correct, and actual results may vary materially. Factors that could cause actual results to differ materially from those contemplated herein include, among others, general economic conditions, including increasing interest rates and rising inflation, hazards customary in the power industry, weather conditions and extreme weather events, competition in wholesale power, gas and smart ...

Commission File Number: 001-15891 NRG Energy, Inc. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended: June 30, 2023 ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 41-1724239 (I.R.S. Employ ...

NRG Energy, Inc. (NYSE:NRG) Q2 2023 Earnings Conference Call August 8, 2023 9:00 AM ET Company Participants Kevin Cole - Treasurer & Head of Investor Relations Mauricio Gutierrez - President & Chief Executive Officer Bruce Chung - Executive Vice President & Chief Financial Officer Rasesh Patel - President-Vivint Smart Home Elizabeth Killinger - Executive Vice President, NRG Retail Conference Call Participants Julien Dumoulin-Smith - Bank of America Shar Pourreza - Guggenheim Partners Angie Storozynski - Sea ...