6-K

UNITEDSTATES

SECURITIESAND EXCHANGE COMMISSION

Washington,D.C. 20549

FORM6-K

Reportof Foreign Private Issuer

Pursuantto Rule 13a-16 or 15d-16

ofthe Securities Exchange Act of 1934

For the Month of March 2026

Commission file number 0-30070

AUDIOCODES LTD.

(Translation of registrant’s name into English)

6 Ofra Haza Street ● Or Yehuda ● ISRAEL

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒  Form 40-F ☐

On March 30, 2026, AudioCodes Ltd. (the “Registrant”) issued a press release announcing that the Registrant has filed its Annual Report on Form 20-F, including its audited financial statements, for the fiscal year ended December 31, 2025 with the U.S. Securities and Exchange Commission.

1

SIGNATURE

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, thereunto duly authorized.

Dated: March 30, 2026

2

EXHIBIT INDEX

3

Exhibit 99.1

P R E S S R E L E A S E

AudioCodes Announces Filing of Form 20-F

for the Fiscal Year Ended December 31, 2025

Or Yehuda, Israel – March 30, 2026 - AudioCodes(NASDAQ: AUDC) Press Release

Details

AudioCodes Ltd., a global leader in enterprise voice and VoiceAI business solutions (“AudioCodes”), today announced that it has filed its Annual Report on Form 20-F, including its audited financial statements, for the fiscal year ended December 31, 2025 (the “2025 Annual Report”) with the United States Securities and Exchange Commission. The 2025 Annual Report can be accessed on AudioCodes’ website at http://www.audiocodes.com (under the heading “Investor Relations”). Alternatively, AudioCodes’ shareholders may also request a hard copy of the 2025 Annual Report, free of charge, by contacting AudioCodes using the contact details provided at the top of this press release.

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About AudioCodes

AudioCodes Ltd. (NASDAQ, TASE: AUDC) is a global leader in enterprise voice and VoiceAI business solutions. We help organizations unlock the full value of voice, transforming every conversation, whether human or AI, into a strategic asset that drives better business outcomes. Our portfolio spans voice connectivity, unified communications and contact center integration, and next-generation voice AI applications that enhance collaboration, automate workflows and deliver real-time insights. With over 30 years of global experience and trusted by 65 of the Fortune 100, AudioCodes powers the intelligent enterprise, connecting people, platforms and data to move business forward.

For more information on AudioCodes, visit http://www.audiocodes.com.

©2026 AudioCodes Ltd. All rights reserved. AudioCodes, AC, HD VoIP, HD VoIP Sounds Better, IPmedia, Mediant, MediaPack, What’s Inside Matters, OSN, SmartTAP, User Management Pack, VMAS, VoIPerfect, VoIPerfectHD, Your Gateway To VoIP, 3GX, AudioCodes One Voice, AudioCodes Meeting Insights, and AudioCodes Room Experience are trademarks or registered trademarks of AudioCodes Limited. All other products or trademarks are property of their respective owners. Product specifications are subject to change without notice.