---
schema_version: "secwatch.filing_event.v1"
accession: "0001835830-25-000116"
form_type: "8-K"
ticker: "KVYO"
cik: "0001835830"
company_name: "Klaviyo, Inc."
filed_at: "2025-12-09T23:59:59+00:00"
generated_at: "2026-05-16T13:50:14.690876+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Klaviyo appoints Chano Fernández as co-CEO effective Jan 1, 2026; split roles with co-founder Bialecki

## Summary
- Chano Fernández appointed co-CEO alongside co-founder Andrew Bialecki, effective Jan 1, 2026.
- Bialecki to focus on AI vision and product development; Fernández to lead GTM, ops, and G&A.
- Base salary CHF 800k, target bonus CHF 400k; RSU $33M (12-quarter vest), PSU $36M with price targets $40/$55/$70/$85.
- Bylaws amended to allow up to two CEOs; effective upon appointment.

## SEC filing metadata
- accession: 0001835830-25-000116
- form_type: 8-K
- ticker: KVYO
- cik: 0001835830
- company_name: Klaviyo, Inc.
- filed_at: 2025-12-09T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 5.02, 5.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/0001835830-25-000116-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/kvyo-20251208.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001835830-25-000116
- JSON: https://secwatch.observer/filing/0001835830-25-000116.json
- Plain text: https://secwatch.observer/filing/0001835830-25-000116.txt

## Key facts
- Governance Changes
  Klaviyo, Inc.: Amended and restated bylaws to allow up to two Chief Executive Officers (effective 2025-12-08).
  - Change: bylaw amendment
  - Effective: 2025-12-08
  source text: On December 8, 2025, the Board approved an amendment and restatement of the Company’s Amended and Restated Bylaws (the “Second Amended and Restated Bylaws”) to allow for up to two Chief Executive Officers under Article III of the Second Amended and Restated Bylaws.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/0001835830-25-000116-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.