Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-10-07 Sale | 2026-10-09 4:30 pm | Klaviyo Inc. | KVYO | Hallen Ed Director 10% Owner | 97,482 | $17.4 | $1,696,187 | 370,246 (Indirect) | View |
| 2026-09-24 Sale | 2026-09-25 5:50 pm | Klaviyo Inc. | KVYO | Hallen Ed Director 10% Owner | 1,300 | $17.02 | $22,126 | 446,946 (Indirect) | View |
| 2026-09-11 Sale | 2026-09-14 4:49 pm | Klaviyo Inc. | KVYO | St. Ledger Susan Director | 2,328 | $15.93 | $37,085 | 23,433 (Direct) | View |
| 2026-08-31 Sale | 2026-09-01 8:18 pm | Klaviyo Inc. | KVYO | Hallen Ed Director 10% Owner | 98,782 | $20.48 | $2,023,260 | 447,746 (Indirect) | View |
| 2026-08-28 Sale | 2026-09-01 8:16 pm | Klaviyo Inc. | KVYO | Edmond Landon Chief Legal Officer | 61,576 | $20.07 | $1,235,620 | 477,866 (Direct) | View |
| 2026-08-14 Sale | 2026-08-18 8:02 pm | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 14,000 | $18.47 | $258,580 | 795,242 (Direct) | View |
| 2026-08-11 Sale | 2026-08-13 4:30 pm | Klaviyo Inc. | KVYO | SUMMIT PARTNERS L P Summit Partners Growth Equity Fund IX-A L.P. Summit Partners Growth Equity Fund IX-B L.P. Summit Partners Co-Invest (Kiwi) LP SUMMIT INVESTORS GE IX/VC IV LLC SUMMIT INVESTORS GE IX/VC IV (UK) L.P. 10% Owner | 5,000,000 | $17.71 | $88,550,000 | 13,852,778 (Indirect) | View |
| 2026-07-16 Sale | 2026-07-17 8:01 pm | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 14,000 | $17.75 | $248,500 | 838,192 (Direct) | View |
| 2026-06-18 Sale | 2026-06-18 8:08 pm | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 14,000 | $13.23 | $185,220 | 852,192 (Direct) | View |
| 2026-05-26 Sale | 2026-05-28 8:08 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 212,529 | $14.61 | $3,105,049 | 75,326,229 (Indirect Direct) | View |
| 2026-05-18 Sale | 2026-05-20 8:05 pm | Klaviyo Inc. | KVYO | St. Ledger Susan Director | 9,334 | $14.27 | $133,196 | 61,105 (Direct) | View |
| 2026-05-19 Sale | 2026-05-20 8:03 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $14.88 | $2,976,000 | 75,538,758 (Indirect Direct) | View |
| 2026-05-14 Sale | 2026-05-18 8:08 pm | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 14,000 | $14.26 | $199,640 | 1,418,889 (Direct) | View |
| 2026-05-12 Sale | 2026-05-14 8:06 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $14.61 | $2,921,929 | 75,738,758 (Indirect Direct) | View |
| 2026-04-20 Sale | 2026-04-22 8:01 pm | Klaviyo Inc. | KVYO | Edmond Landon Chief Legal Officer | 9,623 | $20 | $192,460 | 584,124 (Direct) | View |
| 2026-04-16 Sale | 2026-04-17 8:10 pm | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 14,000 | $18.54 | $259,560 | 1,192,253 (Direct) | View |
| 2026-04-14 Sale | 2026-04-16 8:04 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $17.19 | $3,437,114 | 75,938,758 (Indirect Direct) | View |
| 2026-04-07 Sale | 2026-04-09 8:04 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $18.63 | $3,726,000 | 76,138,758 (Indirect Direct) | View |
| 2026-03-31 Sale | 2026-04-02 8:04 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $19.42 | $3,884,000 | 76,338,758 (Indirect Direct) | View |
| 2026-03-24 Sale | 2026-03-26 8:01 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $18.17 | $3,634,000 | 76,538,758 (Indirect Direct) | View |
| 2026-03-17 Sale | 2026-03-19 7:59 pm | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $19.37 | $3,873,821 | 76,738,758 (Indirect Direct) | View |
| 2026-03-12 Sale | 2026-03-13 7:58 pm | Klaviyo Inc. | KVYO | Edmond Landon Chief Legal Officer | 14,366 | $20.15 | $289,475 | 312,362 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-10-08 Gift | 2026-10-09 4:30 pm | N/A N/A | Klaviyo Inc. | KVYO | Hallen Ed Director 10% Owner | 17,885 | $0 | 370,246 (Indirect) | View |
| 2026-09-15 Option Award | 2026-09-17 6:14 pm | N/A N/A | Klaviyo Inc. | KVYO | Smith Erica Ellen Chief Financial Officer | 1,150,684 | $0 | 1,150,684 (Direct) | View |
| 2026-08-31 Gift | 2026-09-01 8:18 pm | N/A N/A | Klaviyo Inc. | KVYO | Hallen Ed Director 10% Owner | 17,885 | $0 | 447,746 (Indirect) | View |
| 2026-08-31 Exercise | 2026-08-31 5:35 pm | N/A 2032-07-28 | Klaviyo Inc. | KVYO | Shopify Strategic Holdings 3 LLC SHOPIFY INC. 10% Owner | 344,383 | $0 | 18,695,020 (Direct) | View |
| 2026-08-31 Exercise | 2026-08-31 5:35 pm | N/A N/A | Klaviyo Inc. | KVYO | Shopify Strategic Holdings 3 LLC SHOPIFY INC. 10% Owner | 344,383 | $0.01 | 18,695,020 (Direct) | View |
| 2026-08-15 Tax Withholding | 2026-08-18 8:09 pm | N/A N/A | Klaviyo Inc. | KVYO | Fernandez Gomez Luciano Co-Chief Executive Officer | 29,133 | $18.49 | 2,350,572 (Direct) | View |
| 2026-08-15 Conversion | 2026-08-18 8:09 pm | N/A N/A | Klaviyo Inc. | KVYO | Fernandez Gomez Luciano Co-Chief Executive Officer | 7,001 | $18.49 | 2,350,572 (Direct) | View |
| 2026-08-15 Conversion | 2026-08-18 8:09 pm | N/A N/A | Klaviyo Inc. | KVYO | Fernandez Gomez Luciano Co-Chief Executive Officer | 7,001 | $0 | 2,350,572 (Direct) | View |
| 2026-08-15 Tax Withholding | 2026-08-18 8:06 pm | N/A N/A | Klaviyo Inc. | KVYO | Edmond Landon Chief Legal Officer | 22,342 | $18.49 | 539,442 (Direct) | View |
| 2026-08-15 Tax Withholding | 2026-08-18 8:05 pm | N/A N/A | Klaviyo Inc. | KVYO | Galvin Carmel Chief People Officer | 30,541 | $18.49 | 907,458 (Direct) | View |
| 2026-08-15 Tax Withholding | 2026-08-18 8:02 pm | N/A N/A | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 28,950 | $18.49 | 795,242 (Direct) | View |
| 2026-08-11 Conversion | 2026-08-13 4:30 pm | N/A N/A | Klaviyo Inc. | KVYO | SUMMIT PARTNERS L P Summit Partners Growth Equity Fund IX-A L.P. Summit Partners Growth Equity Fund IX-B L.P. Summit Partners Co-Invest (Kiwi) LP SUMMIT INVESTORS GE IX/VC IV LLC SUMMIT INVESTORS GE IX/VC IV (UK) L.P. 10% Owner | 5,000,000 | $0 | 13,852,778 (Indirect) | View |
| 2026-07-22 Conversion | 2026-07-24 8:08 pm | N/A N/A | Klaviyo Inc. | KVYO | Oulman Roxanne Director | 16,775 | $0 | 99,174 (Indirect) | View |
| 2026-06-09 Option Award | 2026-06-11 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Oulman Roxanne Director | 14,822 | $0 | 99,174 (Direct) | View |
| 2026-06-11 Conversion | 2026-06-11 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Oulman Roxanne Director | 8,169 | $0 | 99,174 (Direct) | View |
| 2026-06-09 Option Award | 2026-06-11 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | St. Ledger Susan Director | 14,822 | $0 | 25,761 (Direct) | View |
| 2026-06-09 Option Award | 2026-06-11 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Ceran Jennifer Director | 14,822 | $0 | 45,513 (Direct) | View |
| 2026-06-09 Option Award | 2026-06-11 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Weisman Tony Director | 14,822 | $0 | 125,007 (Direct) | View |
| 2026-06-09 Tax Withholding | 2026-06-11 8:03 pm | N/A N/A | Klaviyo Inc. | KVYO | Fernandez Gomez Luciano Co-Chief Executive Officer | 1,746 | $14.78 | 2,323,705 (Direct) | View |
| 2026-05-26 Conversion | 2026-05-28 8:08 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 212,529 | $0 | 75,326,229 (Direct) | View |
| 2026-05-18 Conversion | 2026-05-20 8:05 pm | N/A N/A | Klaviyo Inc. | KVYO | St. Ledger Susan Director | 9,334 | $0 | 61,105 (Direct) | View |
| 2026-05-19 Conversion | 2026-05-20 8:03 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 75,538,758 (Direct) | View |
| 2026-05-15 Tax Withholding | 2026-05-18 8:16 pm | N/A N/A | Klaviyo Inc. | KVYO | Edmond Landon Chief Legal Officer | 22,340 | $14.38 | 561,784 (Direct) | View |
| 2026-05-15 Tax Withholding | 2026-05-18 8:14 pm | N/A N/A | Klaviyo Inc. | KVYO | Fernandez Gomez Luciano Co-Chief Executive Officer | 22,132 | $14.38 | 2,325,451 (Direct) | View |
| 2026-05-15 Tax Withholding | 2026-05-18 8:11 pm | N/A N/A | Klaviyo Inc. | KVYO | Galvin Carmel Chief People Officer | 30,541 | $14.38 | 937,999 (Direct) | View |
| 2026-05-15 Tax Withholding | 2026-05-18 8:08 pm | N/A N/A | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 42,476 | $14.38 | 1,418,889 (Direct) | View |
| 2026-05-14 Conversion | 2026-05-18 8:08 pm | N/A N/A | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 27,527 | $0 | 1,418,889 (Direct) | View |
| 2026-05-12 Conversion | 2026-05-14 8:06 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 75,738,758 (Direct) | View |
| 2026-04-28 Exercise | 2026-04-29 4:30 pm | N/A 2032-07-28 | Klaviyo Inc. | KVYO | Shopify Strategic Holdings 3 LLC SHOPIFY INC. 10% Owner | 344,381 | $0 | 18,695,020 (Direct) | View |
| 2026-04-28 Exercise | 2026-04-29 4:30 pm | N/A N/A | Klaviyo Inc. | KVYO | Shopify Strategic Holdings 3 LLC SHOPIFY INC. 10% Owner | 344,381 | $0.01 | 18,695,020 (Direct) | View |
| 2026-04-15 Option Award | 2026-04-17 8:14 pm | N/A N/A | Klaviyo Inc. | KVYO | Edmond Landon Chief Legal Officer | 281,385 | $0 | 593,747 (Direct) | View |
| 2026-04-15 Option Award | 2026-04-17 8:13 pm | N/A N/A | Klaviyo Inc. | KVYO | Galvin Carmel Chief People Officer | 351,730 | $0 | 968,540 (Direct) | View |
| 2026-04-15 Option Award | 2026-04-17 8:10 pm | N/A N/A | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 492,423 | $0 | 1,192,253 (Direct) | View |
| 2026-04-16 Conversion | 2026-04-17 8:10 pm | N/A N/A | Klaviyo Inc. | KVYO | Whalen Amanda Chief Financial Officer | 4,293 | $0 | 1,192,253 (Direct) | View |
| 2026-04-14 Conversion | 2026-04-16 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 75,938,758 (Direct) | View |
| 2026-04-07 Conversion | 2026-04-09 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 76,138,758 (Direct) | View |
| 2026-03-31 Conversion | 2026-04-02 8:04 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 76,338,758 (Direct) | View |
| 2026-03-24 Conversion | 2026-03-26 8:01 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 76,538,758 (Direct) | View |
| 2026-03-17 Conversion | 2026-03-19 7:59 pm | N/A N/A | Klaviyo Inc. | KVYO | Bialecki Andrew Co-Chief Executive Officer 10% Owner | 200,000 | $0 | 76,738,758 (Direct) | View |