Check out the companies making the biggest moves in midday trading: Frontier Group — Shares of the budget airline carrier shot up more than 13% in the wake of rival Spirit Airlines’ bankruptcy filing on Friday. Humana — Shares of the health insurer rose more than 2% after the company reaffirmed on Friday its fiscal 2025 earnings forecast. Humana expects to earn about $17 per share after adjustments. Following the announcement, Bank of America raised its price target, but reiterated its neutral stance on the stock United Therapeutics — The biotech soared 35% after saying its TETON-2 study evaluating the use of nebulized Tyvaso (treprostinil) Inhalation Solution to treat idiopathic pulmonary fibrosis met its primary efficacy endpoint . Ionis Pharmaceuticals — The maker of RNA-targeted medicines jumped 32% when it said Phase 3 CORE and CORE2 studies of olezarsen in patients with severe hypertriglyceridemia showed ” a highly statistically significant placebo-adjusted mean reduction in fasting triglycerides of up to 72% and a highly statistically significant reduction in acute pancreatitis events of 85% with favorable safety and tolerability.” PepsiCo — The snack and beverage giant rose more than 2% after activist investor Elliott Management took a $4 billion stake in the company, touting a “rare” and “historic” opportunity for a turnaround at the iconic soft drink and snack company. The investment by Elliott, founded by Paul Singer, was first reported by the Wall Street …
