Form 4 for KVYO Klaviyo, Inc.

Accepted 2026-08-18 20:09:21 ET · period of report 2026-08-15 · accession 0001470831-26-000845 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
D	2026-08-18 20:09	2026-08-15	KVYO	Fernandez Gomez Luciano	Co-CEO, Dir	C - Cnv Deriv	—	+7,001	2.33M	+0.3%	—
D	2026-08-18 20:09	2026-08-15	KVYO	Fernandez Gomez Luciano	Co-CEO, Dir	F - Tax	$18.49	-29.1K	2.30M	-1%	-$538.7K
D	2026-08-18 20:09	2026-08-15	KVYO	Fernandez Gomez Luciano	Co-CEO, Dir	C - Cnv Deriv	$18.49	-7,001	49.0K	-13%	-$129.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Series A Common Stock	2026-08-15	C	A	7,001	—	2,330,706	D	—	—	(F1) Represents 7,001 shares of the Issuer's Series B Common Stock, par value $0.001 per share ("Series B Common Stock"), automatically converted into shares of the Issuer's Series A Common Stock, par value $0.001 per share ("Series A Common Stock"), in connection with tax withholding obligations related to the vesting and settlement of restricted stock units ("RSUs"). (F2) Each share of Series B Common Stock is convertible at any time at the option of the holder into one share of Series A Common Stock of the Issuer, and will automatically convert into Series A Common Stock upon the occurrence of certain events as set forth in the Issuer's certificate of incorporation. The Series B Common Stock has no expiration date.
2	Common	Series A Common Stock	2026-08-15	F	D	29,133	$18.49	2,301,573	D	—	—	(F3) Represents shares of Series A Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting and settlement of RSUs. (F4) Consists of (i) 287,984 shares of Series A Common Stock; (ii) 820,351 unvested RSUs awarded under the Issuer's 2023 Stock Option and Incentive Plan (the "Plan"), each representing the contingent right to receive one share of Series A Common Stock upon vesting and settlement; and (iii) 1,193,238 unvested performance stock units awarded under the Plan, each representing the contingent right to receive one share of Series A Common Stock upon vesting and settlement.
3	Derivative	Series B Common Stock	2026-08-15	C	D	7,001	$18.49	48,999	D	— · — to —	7,001 Series A Common Stock	(F2) Each share of Series B Common Stock is convertible at any time at the option of the holder into one share of Series A Common Stock of the Issuer, and will automatically convert into Series A Common Stock upon the occurrence of certain events as set forth in the Issuer's certificate of incorporation. The Series B Common Stock has no expiration date. (F1) Represents 7,001 shares of the Issuer's Series B Common Stock, par value $0.001 per share ("Series B Common Stock"), automatically converted into shares of the Issuer's Series A Common Stock, par value $0.001 per share ("Series A Common Stock"), in connection with tax withholding obligations related to the vesting and settlement of restricted stock units ("RSUs"). (F2) Each share of Series B Common Stock is convertible at any time at the option of the holder into one share of Series A Common Stock of the Issuer, and will automatically convert into Series A Common Stock upon the occurrence of certain events as set forth in the Issuer's certificate of incorporation. The Series B Common Stock has no expiration date. (F2) Each share of Series B Common Stock is convertible at any time at the option of the holder into one share of Series A Common Stock of the Issuer, and will automatically convert into Series A Common Stock upon the occurrence of certain events as set forth in the Issuer's certificate of incorporation. The Series B Common Stock has no expiration date. (F5) Consists of 48,999 shares of Series B Common Stock.