02:17 PM EDT, 07/27/2026 (MT Newswires) -- MapLight Therapeutics' ( MPLT ) shares tumbled 68% even after the company said its phase 2 trial of ML-007C-MA in adults with an acute exacerbation of schizophrenia met the primary endpoint at the twice-daily 210/3 mg dose. The once-daily 330/6 mg dose failed to achieve statistical significance on the primary endpoint, showing only numerical improvement over placebo.

Intraday volume topped 5.13 million shares, compared with the daily average of 413,234.

AiRWA ( YYAI ) agreed to buy Hongkong Best Life Trade for a base price of $50 million plus potential performance payouts.

The stock plunged 74% with volume topping 2.05 million shares, compared with the daily average of 19,642.

Nvidia ( NVDA ) agreed to expand its partnership with South Korean conglomerate SK Group through an AI infrastructure initiative valued at more than $500 billion.

Nvidia ( NVDA ) dropped 5% as volume topped 100.3 million shares, compared with the daily average of 154.5 million.

SK hynix (SKHY), part of the SK Group, fell 7.6% as volume topped 40.5 million shares, compared with the daily average of 55.5 million.

Price: 11.52, Change: -25.04, Percent Change: -68.49