LI, BHP and NAT among pre market gainers

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• Nutex Health (NUTX) +14% on surging volume.
• Mattel (MAT) +12% on report it's held talks with buyout firms.
• Constellium (CSTM) +10% on Q1 results.
• Enphase Energy (ENPH) +9% on Q1 results.
• Comstock Mining (LODE) +7%.
• Zentalis Pharmaceuticals (ZNTL) +7% announces $25M equity investment from Pfizer.
• Visa (V) +6%. on Q2 results.
• Cenovus Energy (CVE) +5% on Q1 results.
• Rio Tinto Group (RIO) +5% cut to Sell equivalent at Barclays on bearish iron ore view.
• Li Auto (LI) +5%.
• Globalstar (GSAT) +5%.
• BHP Group (BHP) +5%.
• Nordic American Tankers (NAT) +5%.