Hallen Ed has filed a Form 144 to sell 98,782 shares of Klaviyo, Inc., valued at approximately $2,005,274.60. This filing, dated November 5, 2026, is significant as it reflects ongoing activities within the prepackaged software sector.

Klaviyo, Inc. operates under the Central Index Key (CIK) 0001835830 and is listed under the services-prepackaged software category. The company is incorporated in Delaware and has its business address at 125 Summer Street, Floor 6, Boston, MA.

The filing reveals that Hallen Ed, who serves as both an officer and director of Klaviyo, intends to sell these shares, which he acquired as part of a compensation package back in September 2012. The shares will be sold through Fidelity Brokerage Services LLC, located in Smithfield, Rhode Island.

"Today's sale includes 59,615 shares sold from Hodgkins LLC, of which Edward W. Hallen is an authorized individual and account stakeholder; and 39,167 shares sold from Hodgkins Trust, of which Edward W. Hallen is an account stakeholder," the filing states.

This transaction is part of a broader trend in the prepackaged software industry, where executives and insiders often liquidate portions of their holdings. The sale may influence investor perceptions and market dynamics for Klaviyo and its competitors.

In the past three months, Hallen has also been involved in several other sales, including significant transactions from Hodgkins Trust and Hodgkins LLC. These transactions indicate a strategic approach to liquidity management by Hallen.

As for what’s next, the filing does not specify any upcoming actions or further filings related to this sale.