Stocks making the biggest moves midday: Palantir, Flutter, United Airlines, Synopsys, Insmed & more ⊕ found 2026 › Mar › 23 (Mon) @ 17:16 UTC a story from CNBC ⚠️ › Top News Palantir ■■ Flutter ■■ United Airlines ■■ Synopsys ■■ Insmed ■■ preview sentiment