CIK 0001835830 · Large accelerated filer
Klaviyo, Inc.
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- KVYO
- Exchange
- NYSE
- Industry
- Services-Prepackaged Software
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 800-338-1744
- Business address
- 125 SUMMER STREET, FLOOR 6, BOSTON, MA, 02110
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $7,407,736
- in 7 filings, $7.4M under 10b5-1 plans
Net −$7,407,736. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 20 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-12-18 | Edmond Landon Chief Legal Officer | Sale 10b5-1 | −472 | $30.55 | $14K | 353,882 |
| 2025-12-18 | Whalen Amanda Chief Financial Officer | Sale 10b5-1 | −13,540 | $31.41 | $425K | 452,634 |
| 2025-12-18 | Whalen Amanda Chief Financial Officer | Sale 10b5-1 | −460 | $30.59 | $14K | 452,174 |
| 2025-12-17 | Hallen Ed Director | Sale 10b5-1 | −34,878 | $30.35 | $1.1M | 133,624 |
| 2025-12-17 | Hallen Ed Director | Sale 10b5-1 | −82,672 | $30.37 | $2.5M | 525,246 |
| 2025-12-17 | Bialecki Andrew Chief Executive Officer | Conversion 10b5-1 | +100,000 | 100,000 | ||
| 2025-12-17 | Bialecki Andrew Chief Executive Officer | Sale 10b5-1 | −100,000 | $30.40 | $3.0M | 0 |
| 2025-12-17 | Bialecki Andrew Chief Executive Officer | Conversion · Series B Common Stock 10b5-1 | −100,000 | 69,668,889 | ||
| 2025-12-16 | Bialecki Andrew Chief Executive Officer | Conversion 10b5-1 | +138,648 | 138,648 | ||
| 2025-12-16 | Bialecki Andrew Chief Executive Officer | Sale 10b5-1 | −138,648 | $29.04 | $4.0M | 0 |
| 2025-12-16 | Bialecki Andrew Chief Executive Officer | Conversion · Series B Common Stock 10b5-1 | −138,648 | 69,768,889 | ||
| 2025-12-15 | Edmond Landon Chief Legal Officer | Gift | −8,400 | 368,072 | ||
| 2025-12-15 | Rowland Stephen Eric President | Sale 10b5-1 | −3,913 | $29.81 | $117K | 437,485 |
| 2025-12-15 | Rowland Stephen Eric President | Sale 10b5-1 | −3,191 | $29.01 | $93K | 434,294 |
| 2025-12-15 | Hallen Ed Director | Sale 10b5-1 | −157 | $30.13 | $5K | 168,502 |
| 2025-12-15 | Hallen Ed Director | Sale 10b5-1 | −600 | $30.15 | $18K | 607,918 |
| 2025-12-11 | Bialecki Andrew Chief Executive Officer | Conversion 10b5-1 | +17,777 | 17,777 | ||
| 2025-12-11 | Bialecki Andrew Chief Executive Officer | Sale 10b5-1 | −17,777 | $30.00 | $533K | 0 |
| 2025-12-11 | Bialecki Andrew Chief Executive Officer | Conversion 10b5-1 | +3,419,000 | 3,419,000 | ||
| 2025-12-11 | Bialecki Andrew Chief Executive Officer | Gift 10b5-1 | −3,419,000 | 0 |
Page 9 of 31 · 613 trades