Klaviyo (KVYO) shares Investor Day strategy and outlook presentation

Rhea-AI Filing Summary

Klaviyo, Inc. filed a current report to notify investors that it has posted an updated investor presentation on its investor relations website in connection with its September 25, 2025 Investor Day event. The presentation covers the company’s business strategy, market opportunity, financial performance and guidance, and long-term outlook.

The materials are provided as a Regulation FD disclosure and are furnished, not filed, meaning they are intended to share information broadly with the market without being incorporated into other securities law filings unless specifically referenced.

8-K Event Classification

2 items: 7.01, 9.01

2 items

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

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Accepted by SEC EDGAR 09/25/2025 - 01:15 PM Learn about SEC filing dates

FALSE000183583000018358302025-09-252025-09-25

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

___________________________________

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

___________________________________

Date of Report (Date of earliest event reported): September 25, 2025

Klaviyo, Inc.

(Exact name of registrant as specified in its charter)

___________________________________

Delaware (State or other jurisdiction of incorporation or organization)			001-41806 (Commission File Number)			46-0989964 (IRS Employer Identification Number)
125 Summer Street, 6th Floor, Boston, MA						02110
(Address of Principal Executive Offices)						(Zip Code)
(617) 213-1788
(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of each class			Trading Symbol			Name of each exchange on which registered
Series A common stock, par value $0.001 per share			KVYO			New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company    ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 - Regulation FD Disclosure

On September 25, 2025, Klaviyo, Inc. (the “Company”) posted to its investor relations website at https://investors.klaviyo.com an investor presentation used in the Company’s September 25, 2025 Investor Day event, including information regarding the Company’s business strategy, market opportunity, financial performance and guidance, and long-term outlook, among other things.

The information in this Item 7.01, including Exhibit 99.1, is intended to be furnished under Item 7.01 of Form 8-K, and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 - Financial Statements and Exhibits

(d) Exhibits

Exhibit No.			Description
99.1			Klaviyo, Inc. Investor Day Presentation dated September 25, 2025.
104			Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: September 25, 2025

KLAVIYO, INC.
By:			/s/ Amanda Whalen
Name:			Amanda Whalen
Title:			Chief Financial Officer

FAQ

What did Klaviyo (KVYO) disclose in its latest 8-K filing?

Klaviyo disclosed that it posted an investor presentation on its investor relations website, used for its September 25, 2025 Investor Day. The presentation discusses business strategy, market opportunity, financial performance and guidance, and the company’s long-term outlook for investors.

Where can investors find Klaviyo (KVYO) Investor Day presentation?

Investors can access Klaviyo’s Investor Day presentation on the company’s investor relations website at https://investors.klaviyo.com. The 8-K notes that this presentation was used during the September 25, 2025 Investor Day and is furnished as Exhibit 99.1 for reference.

What topics are covered in Klaviyo (KVYO) Investor Day materials?

The Investor Day presentation includes information about Klaviyo’s business strategy, its market opportunity, financial performance and guidance, and its long-term outlook. These materials aim to give investors a broader view of the company’s direction and growth plans beyond routine quarterly reporting.

How is the Klaviyo (KVYO) Investor Day presentation treated under securities laws?

The Investor Day presentation, furnished as Exhibit 99.1, is provided under Regulation FD and Item 7.01. It is considered “furnished” rather than “filed,” so it is not automatically subject to Section 18 liability or incorporated into other securities filings unless specifically referenced.

Who signed Klaviyo (KVYO) September 25, 2025 8-K report?

The 8-K report dated September 25, 2025 was signed on behalf of Klaviyo, Inc. by Amanda Whalen, the company’s Chief Financial Officer. Her signature indicates the company’s authorization and responsibility for the Regulation FD disclosure and accompanying exhibits.