WEC Energy Group has announced the pricing of $750,000,000 in aggregate principal amount of its 4.375% convertible senior notes due 2027 (the "2027 convertible notes") and $750,000,000 in aggregate principal amount of its 4.375% convertible senior notes due 2029 (the "2029 convertible notes") and, together with the 2027 convertible notes, the "convertible notes" in a private offering to qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the "Securities Act"). In addition, WEC Energy Group granted the initial purchasers of the convertible notes an option to purchase, within a 13-day period beginning on, and including, the date the convertible notes are first issued, up to an additional $112,500,000 in aggregate principal amount of the 2027 convertible notes and up to an additional $112,500,000 in aggregate principal amount of the 2029 convertible notes. The offering closed on May 28, 2024, subject to customary closing conditions.

The convertible notes will be senior, unsecured obligations of WEC Energy Group. Interest on the convertible notes will be paid semiannually, at a rate of 4.375% per annum (in the case of the 2027 convertible notes) and at a rate of 4.375% per annum (in the case of the 2029 convertible notes). The convertible notes will mature on June 1, 2027 (in the case of the 2027 convertible notes) and June 1, 2029 (in the case of the 2029 convertible notes), unless earlier converted or repurchased in accordance with their terms or (in the case of the 2029 convertible notes) redeemed by WEC Energy Group.