Confirmed screwworm case in Texas sends two biotech stocks higher A confirmed case of New World screwworm in Texas livestock has led to increased trading activity and share price increases for Zoetis and Elanco Animal Health. Zoetis experienced a significant surge in options volume after receiving conditional approval and emergency use authorization for an injectable product that treats and prevents screwworm reinfestation. While cattle futures remain relatively stable, concerns exist about potential impacts on beef supply if the parasite spreads.

• New World screwworm detected in Texas livestock.
• Zoetis and Elanco Animal Health shares rose in trading.
• Zoetis saw a surge in options volume, with a bullish bias.
• Zoetis received FDA approval for an injectable screwworm treatment and prevention product.
• Concerns exist about potential beef supply strain if the parasite spreads.