Join ADTRAN Holdings, Inc. Class Action Lawsuit: ADTN Lawsuit Sign Up Form

Levi & Korsinsky notifies investors that it has commenced an investigation into ADTRAN Holdings, Inc. (NASDAQ: ADTN) concerning potential violations of the federal securities laws.

ADTRAN disclosed in a filing on May 13, 2025, with the U.S. Securities and Exchange Commission that "the Company's (i) audited consolidated financial statements as of and for the years ended December 31, 2024 (‘Fiscal 2024') and December 31, 2023 (‘Fiscal 2023') included in the Company's Annual Report on Form 10-K filed with the SEC on March 3, 2025 (the ‘2024 Form 10-K'), and (ii) unaudited condensed financial statements as of and for the interim periods ended March 31, 2024, June 30, 2024 and September 30, 2024 (the ‘2024 Interim Periods') included in the Company's Quarterly Reports filed with the SEC on May 10, 2024, August 9, 2024, and November 12, 2024, respectively (such 2024 Interim Periods, collectively with Fiscal 2024 and Fiscal 2023, the ‘Non-Reliance Periods'), as well as the relevant portions of any communication which describe or are based on such financial statements, should no longer be relied upon" and would be restated. ADTRAN stated that "management is evaluating the impact of this matter on its internal control over financial reporting as of December 31, 2024 and has identified at least one additional material weakness." Following this news, ADTRAN's stock price fell over 4% on May 14, 2025.

If you suffered a loss on your ADTRAN Holdings, Inc. securities and would like to explore a potential recovery under the federal securities laws, submit to us or contact Joseph E. Levi, Esq. via email at [email protected] or call 212-363-7500 to speak to our team of experienced shareholder advocates.

Step 1 of 3

Quick First Step

Please provide your address so we can contact you about your case if eligible.

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Step 2 of 3

Add Your Transactions

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Alternatively, you may upload your transactions below or e-mail them to [email protected]

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Step 2 of 3

Certification of Plaintiff Pursuant to Federal Securities Laws

I, duly certify and say, as to the claims asserted under the federal securities laws, that:

  1. I have reviewed a complaint filed in the action.
  2. I did not purchase the security that is the subject of this action at the direction of plaintiff's counsel or in order to participate in this action.
  3. I am willing to serve as a representative party on behalf of the class, including providing testimony at deposition and trial, if necessary.
  4. My transaction(s) in ADTRAN Holdings, Inc. which are the subject of this litigation during the class period set forth in the complaint are set forth in the chart attached hereto.
  5. Within the last 3 years,
  6. I will not accept any payment for serving as a representative party on behalf of the class beyond the Plaintiff's pro rata share of any recovery, except as ordered or approved by the court, including any award for reasonable costs and expenses (including lost wages) directly relating to the representation of the class.

Are you US Citizen?

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Signed pursuant to California Civil Code Section 1633.1, et seq. - and the Uniform Electronic Transactions Act as adopted by the various states and territories of the United States.

By your signature above, you confirm that have retained Levi & Korsinsky, LLP to represent you and the shareholder class as a lead plaintiff in the pending class action against ADTRAN Holdings, Inc. This representation will be on a contingency basis, meaning that Levi & Korsinsky will advance all expenses in the litigation and will only seek compensation and/or reimbursement of expenses if the firm obtains a recovery. Regardless of the result, we will never ask you to directly pay for any attorneys’ fees, expenses, or costs. Should we obtain a favorable result, we may ask the court to award us compensation and reimbursement of expenses to be paid by the defendants or as a portion of any class recovery. In exchange for our representation, you agree to cooperate as our client by providing, for example, relevant documents and deposition testimony, if necessary. During the course of this litigation, we may employ and/or work with other law firms, experts, and third-parties to successfully prosecute this action. If you are not appointed as the lead plaintiff or Levi & Korsinsky is not appointed as lead counsel, we will notify you of such decision at which time this representation will end unless otherwise extended by you and the firm. We look forward to working with you towards a successful resolution of this action.

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Step 3 of 3

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