| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Galvin Carmel | Chief People Officer | C/O KLAVIYO, INC., 125 SUMMER STREET, 6TH FLOOR, BOSTON | /s/ Landon Edmond, Attorney-in-Fact | 18 Feb 2026 | 0001733091 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KVYO | Series A Common Stock | Tax liability | $428,730 | -23,050 | -3.6% | $18.60 | 616,810 | 15 Feb 2026 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents shares of the Issuer's Series A Common Stock, par value $0.001 per share ("Series A Common Stock"), withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting and settlement of restricted stock units ("RSUs"). |
| F2 | Consists of (i) 130,487 shares of Series A Common Stock and (ii) 486,323 unvested RSUs awarded under the Issuer's 2023 Stock Option and Incentive Plan, each representing the contingent right to receive one share of Series A Common Stock upon vesting and settlement. |