---
schema_version: "secwatch.filing_event.v1"
accession: "0001835830-24-000116"
form_type: "8-K"
ticker: "KVYO"
cik: "0001835830"
company_name: "Klaviyo, Inc."
filed_at: "2024-12-03T23:59:59+00:00"
generated_at: "2026-05-29T09:59:45.794305+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Klaviyo BFCM 2024: $3B KAV, 15K record sales days, 18B messages sent

## Summary
- Generated $3B in Klaviyo Attributed Value (KAV) over BFCM weekend.
- Over 15,000 customers achieved their best sales day ever.
- Delivered more than 18 billion messages to consumers.
- Discounts of 10-15% and 20-25% drove highest conversion and spending, not steep discounts.
- Brands adding SMS in the past year saw 20% YoY increase in ecommerce revenue over BFCM.

## SEC filing metadata
- accession: 0001835830-24-000116
- form_type: 8-K
- ticker: KVYO
- cik: 0001835830
- company_name: Klaviyo, Inc.
- filed_at: 2024-12-03T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1835830/000183583024000116/0001835830-24-000116-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1835830/000183583024000116/kvyo-20241203.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001835830-24-000116
- JSON: https://secwatch.observer/filing/0001835830-24-000116.json
- Plain text: https://secwatch.observer/filing/0001835830-24-000116.txt

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