capital · May 21, 2026
Klaviyo Co-CEO Andrew Bialecki Sells 200,000 Shares at $14.88 Average Under 10b5-1 Plan
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Klaviyo co-CEO Andrew Bialecki sold 200,000 Series A shares at an average price of $14.88 under a Rule 10b5-1 plan on May 19, 2026. The transaction involved converting 200,000 Series B shares to Series A before the open-market sale, with prices ranging from $14.68 to $15.41. Bialecki retains 66,944,118 direct Series B shares plus additional indirect holdings through trusts and spouse. Andrew Bialecki executed the sale under a 10b5-1 plan adopted on May 20, 2025.
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