Market Movers: Nike Exploding Higher on Insider Buying

Group 1: Nike - Nike's CEO Elliott Hill purchased 16,400 shares for approximately $1 million, following Apple's Tim Cook's acquisition of $3 million worth of Nike stock, where he bought 50,000 shares at an average price of $58.97 [3][8] - Another Nike director, Robert Swan, bought about $500,000 of stock at an average price of $57.54 on December 22 [3] - Nike's shares are showing signs of recovery after strong support at around $57, with the last trading price at $62, aiming to fill a bearish gap at approximately $66.20 in the coming days [4] Group 2: Axsome Therapeutics - Axsome Therapeutics' shares increased by 18%, or $28.17 per share, after the U.S. FDA granted priority review for its marketing application to expand the label of its depression therapy AXS-05 for Alzheimer's disease agitation [5][8] - Up to 76% of Alzheimer's patients experience agitation, highlighting a significant unmet medical need, as stated by the CEO of Axsome Therapeutics [6] Group 3: Taiwan Semiconductor - Shares of Taiwan Semiconductor rose by about $5.35 per share [7] - Nvidia has requested TSMC to increase production of its H200 artificial intelligence chips, with Chinese technology companies placing orders for over 2 million units for 2026, while Nvidia currently has only 700,000 units in stock [9] - The exact additional volume Nvidia intends to order from TSMC is unclear, but production is expected to start in the second quarter of 2026 [10]