Bloomberg / Contributor / Getty Images Key TakeawaysM&T Bank reduced its exposure to commercial real estate loans in the first quarter, and shares advanced in intraday trading Monday.The firm's commercial real estate loan portfolio was down 2% sequentially and 7% year-over-year.M&T's adjusted per-share earnings were slightly below forecasts, while net interest income was in line with estimates. M&T Bank (MTB) shares rose in intraday trading Monday as the regional bank reduced its lending to the struggling commercial real estate market.