Quick Takeaways
- Bialecki Andrew filed SCHEDULE 13G/A for Klaviyo, Inc. (the "Issuer") Series A common stock, par value $0.001 per share (the "Series A Common Stock") (KVYO).
- Disclosed ownership: 38%.
- Date of event: 30 Sep 2025.
Bialecki Andrew - 30 Sep 2025 SCHEDULE 13G/A Report for Klaviyo, Inc. (the "Issuer") Series A common stock, par value $0.001 per share (the "Series A Common Stock") (KVYO)
- Filing Manager
- Bialecki Andrew
- Reporting Manager
- Bialecki Andrew
- Symbol
- KVYO
- Shares outstanding
- 220,294,125 shares
- Disclosed Ownership
- 83,050,885 shares
- Ownership
- 38%
- Form type
- SCHEDULE 13G/A
- Filing time
- 05 Nov 2025, 16:17:46 UTC
- Date of event
- 30 Sep 2025
- Previous filing
- 05 Aug 2025
- Next filing
- 10 Feb 2026
- SEC
- View on sec.gov
Quoteable Key Fact
"Bialecki Andrew disclosed 38% ownership in Klaviyo, Inc. (the "Issuer") Series A common stock, par value $0.001 per share (the "Series A Common Stock") (KVYO) on 30 Sep 2025."
What Changed
- Previous schedule filing date: 05 Aug 2025.
- Current filing was accepted on 05 Nov 2025, 16:17.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Bialecki Andrew | 38% | 83,050,885 | 83,050,885 | 0 | /s/ Andrew Bialecki | Andrew Bialecki |