07/14/2025
3:09 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/11/2025
3:17 PM | Klaviyo (Subject)
Whalen Amanda (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
07/07/2025
12:20 PM | Klaviyo (Subject)
VANGUARD GROUP INC (Filed by)
| Form SCHEDULE 13G/A | |
06/17/2025
3:33 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2025
5:55 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/11/2025
3:14 PM | Klaviyo (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
06/05/2025
6:13 PM | Klaviyo (Issuer)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
SUMMIT PARTNERS L P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/04/2025
6:59 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2025
7:01 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2025
6:54 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/04/2025
6:55 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
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06/04/2025
6:57 PM | Klaviyo (Subject)
Summit Partners Co-Invest , LP (0001830877) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/20/2025
5:25 PM | Klaviyo (Issuer)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
SUMMIT PARTNERS L P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/19/2025
7:17 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/19/2025
7:19 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/19/2025
7:19 PM | Klaviyo (Subject)
Summit Partners Co-Invest , LP (0001830877) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/19/2025
7:20 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/19/2025
7:20 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/16/2025
7:59 PM | Bialecki Andrew (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/16/2025
7:46 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/16/2025
7:47 PM | Edmond Landon (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/16/2025
7:41 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/16/2025
7:43 PM | Galvin Carmel (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/16/2025
9:45 AM | Galvin Carmel (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/14/2025
4:36 PM | Klaviyo (Subject)
Sands Capital Ventures, LLC (Filed by)
| Form SCHEDULE 13G/A | |
05/14/2025
4:10 PM | ALLIANCEBERNSTEIN L.P. (Filed by)
Klaviyo (Subject)
| Form SCHEDULE 13G/A | |
05/13/2025
3:41 PM | Klaviyo (Filer)
| Form 424B7 | |
05/13/2025
3:22 PM | Accel Growth Fund V L.P. (Filed by)
Klaviyo (Subject)
| Form SCHEDULE 13G/A | |
04/23/2025
3:18 PM | Klaviyo (Filer)
| Form DEF 14A | |
04/23/2025
3:19 PM | Klaviyo (Filer)
| Form DEFA14A | |
04/23/2025
3:19 PM | Klaviyo (Filer)
| Form ARS | |
04/16/2025
4:14 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/11/2025
6:10 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/10/2025
3:30 PM | Fagnan Jeff (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
5:50 PM | Edmond Landon (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
5:52 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
5:53 PM | Galvin Carmel (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/18/2025
5:57 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/17/2025
4:11 PM | Klaviyo (Issuer)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
SUMMIT PARTNERS L P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/14/2025
5:03 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/14/2025
5:04 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
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03/14/2025
5:05 PM | Klaviyo (Subject)
Summit Partners Co-Invest , LP (0001830877) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/14/2025
5:06 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/14/2025
5:07 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
03/07/2025
6:27 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/07/2025
3:18 PM | Klaviyo (Subject)
Rowland Stephen Eric (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/27/2025
3:09 PM | Galvin Carmel (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/25/2025
10:55 AM | Galvin Carmel (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/21/2025
4:01 PM | Klaviyo (Issuer)
SHOPIFY INC. (Reporting)
Shopify Strategic Holdings 3 LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/21/2025
4:08 PM | Klaviyo (Subject)
SHOPIFY INC. (Filed by)
| Form SCHEDULE 13D/A | |
02/19/2025
4:49 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
4:51 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
4:43 PM | Edmond Landon (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
4:45 PM | Galvin Carmel (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/19/2025
4:21 PM | Klaviyo (Filer)
| Form S-3ASR | |
02/19/2025
3:45 PM | Klaviyo (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
02/19/2025
3:08 PM | Klaviyo (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
02/14/2025
5:10 AM | Accel Growth Fund V L.P. (Filed by)
Klaviyo (Subject)
| Form SCHEDULE 13G/A | |
02/13/2025
1:14 PM | Capital Research Global Investors (Filed by)
Klaviyo (Subject)
| Form SCHEDULE 13G/A | |
02/07/2025
6:49 PM | Klaviyo (Subject)
SUMMIT PARTNERS L P (Filed by)
| Form SCHEDULE 13G/A | |
02/05/2025
3:31 PM | ALLIANCEBERNSTEIN L.P. (Filed by)
Klaviyo (Subject)
| Form SCHEDULE 13G/A | |
02/04/2025
3:26 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/10/2025
5:58 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/10/2025
6:02 PM | Edmond Landon (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/10/2025
3:21 PM | Klaviyo (Subject)
Whalen Amanda (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/18/2024
3:36 PM | Edmond Landon (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/18/2024
3:38 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/13/2024
7:47 PM | Klaviyo (Issuer)
Weisman Tony (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/13/2024
7:49 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/11/2024
3:57 PM | Klaviyo (Issuer)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
SUMMIT PARTNERS L P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/09/2024
8:22 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/09/2024
8:22 PM | Klaviyo (Subject)
Summit Partners Co-Invest , LP (0001830877) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/09/2024
8:22 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/09/2024
8:23 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/09/2024
8:23 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
12/09/2024
4:27 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/25/2024
4:03 PM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/25/2024
3:05 PM | Klaviyo (Issuer)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
SUMMIT PARTNERS L P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/22/2024
3:50 PM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/21/2024
4:12 PM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/19/2024
5:07 PM | Galvin Carmel (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/19/2024
5:09 PM | Klaviyo (Issuer)
Whalen Amanda (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/19/2024
5:11 PM | Edmond Landon (Reporting)
Klaviyo (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/19/2024
5:12 PM | Klaviyo (Issuer)
Rowland Stephen Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/19/2024
3:50 PM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
4:08 PM | Klaviyo (Subject)
Rowland Stephen Eric (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
4:13 PM | Edmond Landon (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
4:14 PM | Klaviyo (Subject)
Whalen Amanda (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
3:18 PM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/18/2024
3:25 PM | Klaviyo (Issuer)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
SUMMIT PARTNERS L P (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/15/2024
12:44 PM | ALLIANCEBERNSTEIN L.P. (Filed by)
Klaviyo (Subject)
| Form SCHEDULE 13G/A | |
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11/14/2024
8:20 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-B, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/14/2024
8:12 PM | Klaviyo (Subject)
Summit Partners Co-Invest , LP (0001830877) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/14/2024
8:13 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/14/2024
8:15 PM | Klaviyo (Subject)
Summit Partners Growth Equity Fund IX-A, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/14/2024
8:17 PM | Klaviyo (Subject)
SUMMIT INVESTORS GE IX/VC IV , L.P. (0001846709) (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/14/2024
1:53 PM | Accel Growth Fund V L.P. (Filed by)
Klaviyo (Subject)
| Form SC 13G/A | |
11/14/2024
11:04 AM | Klaviyo (Subject)
LONE PINE CAPITAL LLC (Filed by)
| Form SC 13G/A | |
11/13/2024
3:50 PM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
11/12/2024
8:39 AM | Chaves Allen (Reporting)
Klaviyo (Subject)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
