Andrew Bialecki sold $3M of Klaviyo, Inc. (KVYO) stock

Andrew Bialecki, Co-Chief Executive Officer, 10% of Klaviyo, Inc. (KVYO), sold 200,000 shares of KVYO stock worth $3M, per an SEC Form 4 filed May 21, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on May 19, 2026, 2 days before it was made public.

KVYO has moved +7.6% since the trade date, from $14.70 to $15.82 (Sep 21, 2026 close).