MYR Group, Spyre Therapeutics, AMD, Constellation Energy, Nike, Option Care Health, Freshworks Inc on the move

MYR Group gains on Jefferies upgrade to 'buy'; Spyre Therapeutics slips on $350 mln share sale; AMD gains on chip supply boost plans; Constellation Energy rises on report of Alphabet nearing nuclear energy deal; Nike falls on Berenberg downgrade to 'sell'; Option Care Health jumps on report of $5 billion-plus takeover bid; Freshworks gains ahead of S&P SmallCap 600 inclusion.