Canadian Natural Resources is down more than 20% in the past year. Is CNQ stock oversold? Canadian Natural Resources (TSX:CNQ) is down more than 20% over the past year. Investors who missed the big post-pandemic rally are wondering if the pullback is a good opportunity to buy CNQ stock for a self-directed Tax-Free Savings Account (TFSA) or Registered Retirement Savings Plan (RRSP) portfolio.... This data comes from the ChinaPulse.com media intelligence and smart news insights monitoring platform.