DV

DoubleVerify Holdings, Inc._February 26, 2026 0001819928false00018199282026-02-262026-02-26

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): February 26, 2026 DoubleVerify Holdings, Inc. (Exact name of registrant as specified in its charter) ​ ​

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Delaware ​ ​ ​ 001-40349 ​ ​ ​ 82-2714562

(State or other jurisdiction of incorporation) ​ (Commission File Number) ​ (IRS Employer Identification No.)

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462 Broadway ​ ​ ​

New York, New York ​ 10013

(Address of principal executive offices) ​ (Zip Code)

​ (212) 631-2111 (Registrant’s telephone number, including area code) N/A (Former name or former address, if changed since last report) 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: ​

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Title of Class Trading Symbol Name of Each Exchange on Which Registered

Common stock, par value $0.001 per share DV 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 2.02.Results of Operations and Financial Condition. On February 26, 2026, DoubleVerify Holdings, Inc. (the “Company”) issued a press release announcing its financial results for the three months and year ended December 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The information in this Item 2.02 and in Exhibit 99.1 attached to this Form 8-K shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. Item 8.01.Other Events On February 26, 2026, the Company announced that its Board of Directors (the “Board”) has approved a share repurchase program with authorization to purchase up to $300 million of the Company’s outstanding common stock (the “Repurchase Program”), which Repurchase Program will replace the share repurchase program previously announced by the Company in November 2024. The volume and timing of any repurchases will be subject to general market conditions, as well as the Company’s management of capital, other investment opportunities, and other factors. The Repurchase Program does not obligate the Company to repurchase any specific number of shares, has no time limit, and may be modified, suspended, or discontinued at any time at the Company’s discretion. A copy of the press release announcing the Repurchase Program is attached hereto as Exhibit 99.1. Solely the portion of the press release that relates to the Repurchase Program referenced in this Item 8.01 is incorporated herein by reference. Item 9.01.Financial Statements and Exhibits. (d)     Exhibits ​

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Exhibit Number Description

99.1 Press Release dated February 26, 2026.

104 Cover Page Interactive Data File (formatted in Inline XBRL and contained in Exhibit 101)

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SIGNATURES

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

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DOUBLEVERIFY HOLDINGS, INC.

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By: /s/ Nicola Allais

Name: Nicola Allais

Title: Chief Financial Officer

Date: February 26, 2026 ​ ​ ​

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DoubleVerify Holdings, Inc._ November 7, 2025 0001819928false00018199282025-11-072025-11-07

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): November 7, 2025 DoubleVerify Holdings, Inc. (Exact name of registrant as specified in its charter) ​ ​

​

​

​

​

Delaware

001-40349

82-2714562

(State or other jurisdiction of incorporation) ​ (Commission File Number) ​ (IRS Employer Identification No.)

​

462 Broadway

New York, New York ​ 10013

(Address of principal executive offices) ​ (Zip Code)

​ (212) 631-2111 (Registrant’s telephone number, including area code) N/A (Former name or former address, if changed since last report) 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: ​

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​

Title of Class Trading Symbol Name of Each Exchange on Which Registered

Common stock, par value $0.001 per share DV 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 2.02.Results of Operations and Financial Condition. On November 7, 2025, DoubleVerify Holdings, Inc. (the “Company”) issued a press release announcing its financial results for the three and nine months ended September 30, 2025. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The information in this Item 2.02 and in Exhibit 99.1 attached to this Form 8-K shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. Item 9.01.Financial Statements and Exhibits. (d)     Exhibits ​

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Exhibit Number Description

99.1 Press Release dated November 7, 2025.

104 Cover Page Interactive Data File (formatted in Inline XBRL and contained in Exhibit 101)

​ ​ ​ ​

SIGNATURES

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

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DOUBLEVERIFY HOLDINGS, INC.

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By: /s/ Nicola Allais

Name: Nicola Allais

Title: Chief Financial Officer

Date: November 7, 2025 ​ ​ ​

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DoubleVerify Holdings, Inc._ August 5, 2025 0001819928false00018199282025-08-052025-08-05

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): August 5, 2025 DoubleVerify Holdings, Inc. (Exact name of registrant as specified in its charter) ​ ​

​

​

​

​

Delaware

001-40349

82-2714562

(State or other jurisdiction of incorporation) ​ (Commission File Number) ​ (IRS Employer Identification No.)

​

462 Broadway

New York, New York ​ 10013

(Address of principal executive offices) ​ (Zip Code)

​ (212) 631-2111 (Registrant’s telephone number, including area code) N/A (Former name or former address, if changed since last report) 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 Class Trading Symbol Name of Each Exchange on Which Registered

Common stock, par value $0.001 per share DV 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 2.02.Results of Operations and Financial Condition. On August 5, 2025, DoubleVerify Holdings, Inc. (the “Company”) issued a press release announcing its financial results for the three and six months ended June 30, 2025. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. The information in this Item 2.02 and in Exhibit 99.1 attached to this Form 8-K shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference in such filing. Item 9.01.Financial Statements and Exhibits. (d)     Exhibits ​

​

Exhibit Number Description

99.1 Press Release dated August 5, 2025.

104 Cover Page Interactive Data File (formatted in Inline XBRL and contained in Exhibit 101)

​ ​ ​ ​

SIGNATURES

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

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DOUBLEVERIFY HOLDINGS, INC.

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By: /s/ Nicola Allais

Name: Nicola Allais

Title: Chief Financial Officer

Date: August 5, 2025 ​ ​ ​

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