Klaviyo (KVYO)CEO sold ~$4.61M

~$4.61M

Approx. value · 141K sh @ $32.71

85K

Holds after · shares reported

Traded

Sep 16, 2025

Filed

Sep 17, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 13, 2025Insider10% owner sold ~$195M of KVYO shares in the open market
2. Aug 15, 2025InsiderCFO sold ~$470K of KVYO shares in the open market
3. Aug 18, 2025Insider · 3 peopleInsiders: 3 sales (~$890K)
4. Aug 25, 2025Insider10% owner sold ~$29.3M of KVYO shares in the open market
5. Aug 26, 2025Insider · 1 personInsiders: 2 sales (~$7.1M)
6. Sep 2, 2025Insider · 1 personInsiders: 2 sales (~$6.9M)
7. Sep 8, 2025Insider10% owner sold ~$127M of KVYO shares in the open market
8. Sep 9, 2025InsiderCEO sold ~$7.05M of KVYO shares in the open market
9. Sep 10, 2025InsiderDirector sold ~$110K of KVYO shares in the open market
10. Sep 12, 2025InsiderCFO sold ~$473K of KVYO shares in the open market
11. Sep 15, 2025Insider · 2 peopleInsiders: 4 sales (~$3.1M)
12. Sep 16, 2025 · this disclosureInsiderCEO sold ~$4.61M of KVYO shares in the open market

What came next

1. Sep 16, 2025InsiderCEO sold ~$2.71M of KVYO shares in the open market
2. Sep 23, 2025Insider · 1 personInsiders: 2 sales (~$7.5M)
3. Nov 5, 2025Company filing · Form 8-K · ResultsReported its results
4. Dec 8, 2025Company filing · Form 8-K · Executive change, Bylaws or charterChanged a top executive or board member, and changed its bylaws, charter or fiscal year (and 1 more item)“On December 8, 2025, the Board of Directors (the “Board”) of Klaviyo, Inc. (the “Company”) appointed Chano Fernández as the Company’s co-Chief Executive Officer, effective January 1, 2026.”

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Klaviyo

For Klaviyo, OQRO holds 5 insider filings (SEC Form 4 or Form 144) and 1 fund holdings report (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its KVYO page.

Other recent filings by Andrew Bialecki, Chief Executive Officer

• SEC Form 4 at Klaviyo (KVYO)Sep 25, 2025
• SEC Form 4 at Klaviyo (KVYO)Sep 25, 2025
• SEC Form 4 at Klaviyo (KVYO)Sep 17, 2025
• SEC Form 4 at Klaviyo (KVYO)Sep 11, 2025
• SEC Form 4 at Klaviyo (KVYO)Sep 4, 2025

The full history of Andrew Bialecki, Chief Executive Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Klaviyo

• SEC Form 4Oct 9, 2026
• SEC Form 4Oct 9, 2026
• SEC Form 144Oct 7, 2026
• SEC Form 4Sep 25, 2026
• SEC Form 4Sep 25, 2026
• SEC Form 13F-HRAug 14, 2026

Everything OQRO holds on this company is on its KVYO page.