Pre-Market Movers: WGRX, CODX, AIM Tumble on May 28, 2026

Shares of Wellgistics Health (WGRX) led pre-market decliners on May 28, 2026, plummeting 28% after the company priced a public offering of 10 million shares at 50 cents per share. Co-Diagnostics (CODX) fell 6.4% following a wider first-quarter loss, while AIM ImmunoTech (AIM) dropped 11.5% on no immediate news. WGRX said it expects gross proceeds of $5 million from the offering, which represents a 35% discount to its previous close. CODX posted a net loss of $9.8 million, or 28 cents per share, compared with a loss of $8.1 million a year earlier. AIM's slide extended a pattern of volatility after its recent 1-for-10 reverse stock split. Volume for all three stocks exceeded their 10-day averages in early trading.