Report of Foreign Issuer (6-k)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

under the Securities Exchange Act of 1934

For the month of May 2019 (Report No. 3)

Commission File Number: 000-51694

Perion Network Ltd.

(Translation of registrant’s name into English)

1 Azrieli Center, Building A, 4th Floor

26 HaRokmim Street, Holon, Israel 5885849

(Address of principal executive offices)

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 ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): N/A

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): N/A

Explanatory Note

On May 15, 2019, Perion Network Ltd. (the “ Registrant ” or “ Perion ”) issued a press release titled “Perion Reports First Quarter 2019 Results.” A copy of this press release is furnished as Exhibit 99.1 herewith.

The GAAP financial statements tables contained in the press release attached to this report on Form 6-K are incorporated by reference into the Registrant’s registration statements on Form F-3 (File Nos. 333-208785 and 333-195794) and Form S-8 (File Nos. 333-208278, 333-203641, 333-193145, 333-192376, 333-188714, 333-171781, 333-152010, 333-133968 and 333-216494).

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.