Klaviyo is trading at $17.04 (12.1% down) after reporting strong second-quarter results that beat revenue estimates and met EPS targets, and raising its full-year 2026 guidance. - Despite strong headline numbers, the stock plunged due to investor disappointment over cautious near-term guidance for Q3. - Investors appear to be scrutinizing guidance quality, management commentary, and factors like gross-margin trends and capital allocation.