ST. PAUL, Minn., June 13, 2024 /PRNewswire/ -- 3M (NYSE: MMM) announced that it purchased a group annuity contract and will transfer a portion of its U.S. pension payment obligations under the 3M Employee Retirement Income Plan (ERIP) to Metropolitan Tower Life Insurance Company (Met Tower Life), an insurance company. Under the contract, 3M will transfer approximately $2.5 billion of its defined benefit pension obligations and related plan assets for approximately 23,000 U.S. retirees and beneficiaries to M ...