Klaviyo, Inc.: FMR LLC discloses a stake of more than 5% (Schedule 13G)

FMR LLC disclosed a stake exceeding 5% in Klaviyo, Inc. via a Schedule 13G filing with the SEC (accession 0000315066-26-002786). The filing signals that Fidelity's parent has crossed the 5% beneficial ownership threshold, making it a reportable large shareholder in the marketing automation company. The disclosure is passive in nature under 13G rules, indicating the position was not acquired with intent to influence control. Investors will watch for further 13G amendments or 13D filings that could indicate a shift toward activist involvement, as well as any subsequent changes in FMR's position size.