0000929008 2026-02-27 2026-02-27 WESCO INTERNATIONAL INC false 0000929008 8-K 2026-02-27 DE 001-14989 25-1723342 225 West Station Square Drive Suite 700 Pittsburgh PA 15219 (412) 454-2200 false false false false Common Stock, par value $.01 per share WCC NYSE false