capital · May 16, 2026
Klaviyo Co-CEO Andrew Bialecki Sells $2.92 Million in Shares on May 12
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Klaviyo Co-CEO Andrew Bialecki converted 200,000 Series B shares into Series A shares and sold 200,000 Series A shares on May 12, 2026. The sales occurred at weighted average prices of $14.97 and $14.46 per share under a Rule 10b5-1 plan adopted on May 20, 2025. Bialecki now holds 67,144,118 Series B shares directly plus indirect holdings through family trusts. Andrew Bialecki filed the Form 4 on May 14, 2026, reporting the $2.92 million transaction.
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