CTRA · Coterra Energy Inc.

News Release Supplemental Tables Earnings Presentation Guidance Webcast HOUSTON, Aug. 04, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today reported financial and operational results for the second-quarter 2026. The company also provided a third-quarter 2026 outlook. Devon’s earnings release, supplemental financial tables, guidance and related earnings presentation can be accessed via the Investor Relations section of Devon’s website, www.devonenergy.com . The company’s second-quarter conference call will be held at 10:00 a.m. Central time (11:00 a.m. Eastern time) on Wednesday, August 5, 2026, and will serve primarily as a forum for analyst and investor questions and answers. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a diversified multi-basin portfolio headlined by a world-class acreage position in the Delaware Basin. Devon’s disciplined cash-return business model is designed to achieve strong returns,

OKLAHOMA CITY, July 01, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today announced it will report second-quarter 2026 results on Tuesday, August 4, after the close of U.S. financial markets. The earnings release and presentation for the second-quarter 2026 results will be available on the company’s website at www.devonenergy.com . On Wednesday, August 5, the company will hold a conference call at 10 a.m. CDT (11 a.m. EDT), which will consist primarily of answers to questions from analysts and investors. A webcast link to the conference call will be provided on Devon’s website at www.devonenergy.com . A replay will be available on the website following the call. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a premier multi-basin portfolio anchored by our world-class position in the Delaware Basin, as well as high quality assets in the Anadarko Basin, Eagle Ford Shale, Marcellus Shale, Powder River Basin and Williston Basin. Devon’s

HOUSTON, June 24, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (NYSE: DVN) (“Devon”) today announced the final results of its previously announced offers to Eligible Holders (as defined herein) to exchange (each, an “Exchange Offer” and collectively, the “Exchange Offers”) any and all outstanding notes issued by Coterra Energy Inc., a direct, wholly owned subsidiary of Devon (“Coterra”), as set forth in the table below (the “Existing Coterra Notes”) for (1) new notes issued by Devon (the “New Devon Notes”) and (2) cash. The following table sets forth the aggregate principal amount of each series of Existing Coterra Notes that were validly tendered (and not validly withdrawn) at or before 5:00 p.m., New York City time, on June 23, 2026 (the “Expiration Date”) and the aggregate principal amount of New Devon Notes to be issued in exchange therefor: Notes Tendered at or Before Expiration Date Aggregate Principal Amount of New Devon Notes Title of Series Aggregate Principal

HOUSTON, June 16, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today announced Clay Gaspar, President and CEO will participate in a fireside chat at the J.P. Morgan Energy, Power, Renewables & Mining Conference. The fireside chat is scheduled for 8:45 a.m. Central time (9:45 a.m. Eastern time) on Tuesday, June 23, 2026 and will be webcast live on Devon’s website at www.devonenergy.com . A replay of the webcast will be available for 30 days following the event. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a premier multi-basin portfolio anchored by our world-class position in the Delaware Basin, as well as high quality assets in the Anadarko Basin, Eagle Ford Shale, Marcellus Shale, Powder River Basin and Williston Basin. Devon’s disciplined capital allocation model is designed to achieve strong returns, generate resilient free cash flow and return capital to shareholders, while focusing on safe and sustainable operations. For

News Release Guidance Presentation HOUSTON, June 09, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today provided an updated outlook for the combined company following the recent completion of its transformative merger with Coterra Energy. Supplemental guidance tables for the combined entity are included below and a presentation is available on the company’s website at www.devonenergy.com . KEY HIGHLIGHTS Combined Production Outlook: Production is expected to average 1.380 million barrels of oil equivalent per day for 2026, including oil volumes of 500,000 barrels per day. Capital Investment Plan: Full year 2026 capital spending is expected to total approximately $4.9 billion, with more than 60% allocated to the Permian Basin. The plan reflects a disciplined activity level of 31 rigs and 10 completion crews, with 460 to 480 net wells expected online, optimized for free cash flow generation. Enhanced Shareholder Returns: The company is

HOUSTON, June 08, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (NYSE: DVN) (“Devon”) today announced that, in connection with the previously announced offers to Eligible Holders (as defined herein) to exchange (each, an “Exchange Offer” and collectively, the “Exchange Offers”) any and all outstanding notes issued by Coterra Energy Inc., a direct, wholly owned subsidiary of Devon (“Coterra”), as set forth in the table below (the “Existing Coterra Notes”) for (1) new notes issued by Devon (the “New Devon Notes”) and (2) cash, and solicitations of consents by Coterra from Eligible Holders (each, a “Consent Solicitation” and, collectively, the “Consent Solicitations”) to adopt certain proposed amendments to each of the corresponding indentures governing the Existing Coterra Notes (other than the Existing Coterra OpCo Notes (as defined herein)) (with respect to the corresponding indenture for such Existing Coterra Notes, the “Proposed Amendments”), as of 5:00 p.m., New York City time,

HOUSTON, May 22, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (NYSE: DVN) (“Devon”) and Coterra Energy Inc. (formerly NYSE: CTRA) (“Coterra”) today announced that, in connection with the completed merger of Coterra, with Coterra surviving as a direct, wholly owned subsidiary of Devon, Devon has commenced offers to Eligible Holders (as defined herein) to exchange (each, an “Exchange Offer” and collectively, the “Exchange Offers”) any and all outstanding notes issued by Coterra as set forth in the table below (the “Existing Coterra Notes”) for (1) new notes issued by Devon (the “New Devon Notes”) and (2) cash. The following table sets forth the Exchange Consideration and Total Exchange Consideration for each series of Existing Coterra Notes: Title of Series CUSIP Number ISIN Maturity Date Aggregate Principal Amount Outstanding Exchange Consideration(1) Total Exchange Consideration(2) 3.90% Senior Notes due 2027 127097AE3 / U12246AB7 / 127097AG8 US127097AE33 / USU12246AB74 /

HOUSTON, May 21, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (NYSE: DVN) announced the successful acquisition of 16,300 net undeveloped acres in the core of the Delaware Basin in Lea and Eddy Counties, New Mexico, for approximately $2.6 billion, or approximately $161,500 per net acre, through the Bureau of Land Management (“BLM”) Oil and Gas Lease Sale. This acquisition bolsters the premier Delaware Basin positions in the industry, extends inventory life, and is accretive to net asset value per share. KEY HIGHLIGHTS Acquisition adds approximately 400 net locations normalized to 2-mile laterals, with expected strong well economics and low breakevens supported by: High Net Revenue Interest: Federal leases carry an 87.5% net revenue interest (“NRI”), with 10-year terms across all depths, more favorable than NRIs typical of state and fee leases in the region. Contiguous Acreage Position : Provides the ability to drill longer laterals and lower costs through

HOUSTON, May 07, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (“Devon”) (NYSE: DVN) today announced a series of capital return actions following the successful completion of its previously announced all-stock merger with Coterra Energy Inc. (“Coterra”) earlier today. The actions reflect the board’s confidence in the combined company’s free cash flow generation and its commitment to delivering differentiated returns to shareholders through commodity cycles. “Today’s actions demonstrate our unwavering commitment to returning meaningful capital to shareholders and maintaining a disciplined, investment-grade balance sheet,” said Clay Gaspar, Devon’s President and Chief Executive Officer. “With the merger now complete and a board approved $8 billion share repurchase authorization representing almost 15% of our current market capitalization, I expect Devon will be active and opportunistic in our buyback program. Devon has the scale, inventory depth, and financial strength to sustain a

OKLAHOMA CITY and HOUSTON, May 07, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (“Devon”) (NYSE: DVN) and Coterra Energy Inc. (“Coterra”) (NYSE: CTRA) today announced the successful completion of their previously announced all-stock merger (the “Transaction”), creating a premier large-cap shale operator with a high-quality asset base anchored by a leading position in the economic core of the Delaware Basin. The Transaction was approved by stockholders of both companies at special meetings held on May 4, 2026. The combined company will operate under the name Devon Energy and will continue to trade on the New York Stock Exchange under the ticker symbol “DVN.” The combined company will be headquartered in Houston, while maintaining a significant presence in Oklahoma City. “This transformative merger marks a defining moment for Devon Energy,” said Clay Gaspar, Devon’s President and Chief Executive Officer. “We have brought together two companies with proud histories and cultures of

News Release Supplemental Tables Earnings Presentation Guidance Webcast OKLAHOMA CITY, May 05, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today reported financial and operational results for the first-quarter 2026. The company also provided a second-quarter 2026 outlook. Devon’s earnings release, supplemental financial tables, guidance and related earnings presentation can be accessed via the Investor Relations section of Devon’s website, www.devonenergy.com . The company’s first-quarter conference call will be held at 10:00 a.m. Central time (11:00 a.m. Eastern time) on Wednesday, May 6, 2026, and will serve primarily as a forum for analyst and investor questions and answers. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a diversified multi-basin portfolio headlined by a world-class acreage position in the Delaware Basin. Devon’s disciplined cash-return business model is designed to achieve strong returns,

OKLAHOMA CITY and HOUSTON, May 04, 2026 (GLOBE NEWSWIRE) - Devon Energy Corporation (“Devon”) (NYSE: DVN) and Coterra Energy Inc. (“Coterra”) (NYSE: CTRA) today announced that shareholders of both companies approved all proposals required to complete the previously announced all-stock merger between Devon and Coterra. The merger is expected to close on or around May 7, 2026. At the special meeting of Devon shareholders held today, more than 76 percent of the shares of Devon common stock were represented, and more than 98 percent of the votes cast were in favor of the transaction. At the special meeting of Coterra shareholders held today, more than 82 percent of the shares of Coterra common stock were represented, and more than 99 percent of the votes cast were in favor of the transaction. “We are pleased with the strong support we received from shareholders of both companies,” said Clay Gaspar, Devon’s President and Chief Executive Officer. “This is an important milestone as we move

OKLAHOMA CITY, April 08, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today announced it will report first-quarter 2026 results on Tuesday, May 5, after the close of U.S. financial markets. The earnings release and presentation for the first-quarter 2026 results will be available on the company’s website at www.devonenergy.com . On Wednesday, May 6, the company will hold a conference call at 10 a.m. CDT (11 a.m. EDT), which will consist primarily of answers to questions from analysts and investors. A webcast link to the conference call will be provided on Devon’s website at www.devonenergy.com . A replay will be available on the website following the call. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a diversified multi-basin portfolio headlined by a world-class acreage position in the Delaware Basin. Devon’s disciplined cash-return business model is designed to achieve strong returns, generate free cash flow and return capital to

News Release Supplemental Tables Earnings Presentation Guidance Webcast OKLAHOMA CITY, Okla., Feb. 17, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today reported financial and operational results for the fourth-quarter and full-year 2025. The company also declared its quarterly dividend and provided a 2026 outlook. Devon’s earnings release, supplemental financial tables, guidance and related earnings presentation can be accessed via the Investor Relations section of Devon’s website, www.devonenergy.com . The company’s fourth-quarter conference call will be held at 10:00 a.m. Central time (11:00 a.m. Eastern time) on Wednesday, Feb. 18, 2026, and will serve primarily as a forum for analyst and investor questions and answers. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a diversified multi-basin portfolio headlined by a world-class acreage position in the Delaware Basin. Devon’s disciplined cash-return

News Release Presentation Webcast OKLAHOMA CITY and HOUSTON, Feb. 02, 2026 (GLOBE NEWSWIRE) - Devon Energy (“Devon”) (NYSE: DVN) and Coterra Energy (“Coterra”) (NYSE: CTRA) today announced the signing of a definitive agreement to merge in an all-stock transaction. The combination will create a leading large-cap shale operator with a high-quality asset base anchored by a premier position in the economic core of the Delaware Basin. The combined company will be named Devon Energy and will be headquartered in Houston while maintaining a significant presence in Oklahoma City. The formation of this premier company is expected to unlock substantial value by leveraging each company’s core strengths and through the realization of $1 billion in annual pre-tax synergies. The realization of synergies, technology-driven capital efficiency gains and optimized capital allocation will drive near and long-term per share growth. KEY HIGHLIGHTS Transformative merger combines high-quality

OKLAHOMA CITY, Jan. 12, 2026 (GLOBE NEWSWIRE) - Devon Energy Corp. (NYSE: DVN) today announced it will report fourth-quarter 2025 results on Tuesday, Feb. 17, after the close of U.S. financial markets. The earnings release and presentation for the fourth-quarter 2025 results will be available on the company’s website at www.devonenergy.com . On Wednesday, Feb. 18, the company will hold a conference call at 10 a.m. CDT (11 a.m. EDT), which will consist primarily of answers to questions from analysts and investors. A webcast link to the conference call will be provided on Devon’s website at www.devonenergy.com . A replay will be available on the website following the call. ABOUT DEVON ENERGY Devon Energy is a leading oil and gas producer in the U.S. with a diversified multi-basin portfolio headlined by a world-class acreage position in the Delaware Basin. Devon’s disciplined cash-return business model is designed to achieve strong returns, generate free cash flow and return capital to