UL Solutions Inc.

On March 6, 2026, Karen K. Pepping, Senior Vice President and Chief Accounting Officer of the Company, entered into a Rule 10b5-1 trading arrangement (the “Pepping 10b5-1 Plan”) for the potential sale of up to 5,529 shares of UL Solutions Inc. Class A common stock, including shares resulting from the vesting and settlement of certain restricted stock units and performance share units. The Pepping 10b5-1 Plan is scheduled to commence on June 9, 2026 and to terminate on the earlier of (i) the date all the shares under the Pepping 10b5-1 Plan are sold and (ii)March 18, 2027, in each case, subject to the terms and conditions contained therein. The Pepping 10b5-1 Plan was entered into during an open trading window in accordance with the Company’s insider trading policies and procedures and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act.

On March 3, 2026, Gitte Schjøtz, Executive Vice President and Chief Business Operations and Innovation Officer of the Company, entered into a Rule 10b5-1 trading arrangement (the “Schjøtz 10b5-1 Plan”) for the potential sale of up to 21,880 shares of UL Solutions Inc. Class A common stock, including shares resulting from the exercise of certain stock-settled stock appreciation rights. The Schjøtz 10b5-1 Plan is scheduled to commence on June 2, 2026 and to terminate on the earlier of (i) the date all the shares under the Schjøtz 10b5-1 Plan are sold and (ii)February 26, 2027, in each case, subject to the terms and conditions contained therein. The Schjøtz 10b5-1 Plan was entered into during an open trading window in accordance with the Company’s insider trading policies and procedures and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act.

On February 26, 2026, Alberto Uggetti, Executive Vice President and Chief Commercial Officer of the Company, entered into a Rule 10b5-1 trading arrangement (the “Uggetti 10b5-1 Plan”) for the potential sale of up to 3,844 shares of UL Solutions Inc. Class A common stock, including shares resulting from the vesting and settlement of certain restricted stock units. The Uggetti 10b5-1 Plan is scheduled to commence on May 28, 2026 and to terminate on the earlier of (i) the date all the shares under the Uggetti 10b5-1 Plan are sold and (ii)February 26, 2027, in each case, subject to the terms and conditions contained therein. The Uggetti 10b5-1 Plan was entered into during an open trading window in accordance with the Company’s insider trading policies and procedures and is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act.

During the quarter ended March 31, 2026, no other directors or officers of the Company informed the Company of theadoption, modification ortermination of a Rule 10b5-1 trading arrangement or non-Rule 10b5-1 trading arrangement (in each case, as defined in Item 408(a) of Regulation S-K).