RPM International Inc. (NYSE:RPM) announced today that it will release its financial results for the fiscal 2026 third quarter before the stock market opens on Wednesday, April 8, 2026. The results will be issued via newswire and will also be available on the RPM website at www.RPMinc.com.

Management will host a conference call to discuss the results beginning at 10:00 a.m. Eastern Time the same day. The call can be accessed via webcast at www.RPMinc.com/Investors/Presentations-Webcasts/ or by dialing 844-481-2915, or 412-317-0708 for international callers. Participants are asked to call the assigned number approximately 10 minutes before the conference call begins and request to join the RPM International call. The call, which will last approximately one hour, will be open to the public, but only financial analysts will be permitted to ask questions. The media and all other participants will be in a listen-only mode.

For those unable to listen to the live call, a replay will be available from April 8, 2026, until April 15, 2026. The replay can be accessed by dialing 855-669-9658, or 412-317-0088 for international callers. The access code is 9537849. The call also will be available both live and for replay, and as a written transcript, via the RPM website at www.RPMinc.com.

About RPM

RPM International Inc. owns subsidiaries that are world leaders in specialty coatings, sealants, building materials and related services. The company operates across three reportable segments: consumer, construction products and performance coatings. RPM has a diverse portfolio of market-leading brands, including Rust-Oleum, DAP, Zinsser, Varathane, The Pink Stuff, Stonhard, Carboline, Tremco, Dryvit and Nudura. From homes and workplaces to infrastructure and precious landmarks, RPM's brands are trusted by consumers and professionals alike to help build a better world. The company employs approximately 17,800 individuals worldwide. Visit www.RPMinc.com to learn more.

For more information, contact Matt Schlarb, Vice President – Investor Relations & Sustainability, at 330-220-6064 or mschlarb@rpminc.com.

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Matt Schlarb, 330-220-6064

Vice President – Investor Relations & Sustainability

mschlarb@rpminc.com

RPM to Announce Fiscal 2026 Third-Quarter Results on April 8, 2026