Klaviyo shares fall 4.11% intraday amid marketing attribution challenges and reporting issues.

Klaviyo, Inc. declined 4.11% in intraday trading. The company faced challenges with marketing attribution for B2C businesses, which can lead to difficulties in understanding what drives results. Additionally, the company highlighted the limitations of single touch attribution, which may not provide a comprehensive view of customer interactions. These factors could have contributed to the stock's decline.