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 March 2018

001-37353

(Commission File Number)

BIONDVAX PHARMACEUTICALS LTD.

(Exact name of Registrant as specified in its charter)

14 Einstein St.

Ness Ziona

Israel 7414002

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover 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): ____

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): ____

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ☐ No ☒

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-N/A

In connection with BiondVax Pharmaceuticals Ltd.’s (hereinafter, the “Registrant”, the “Company”, or “BiondVax”) previous Current Report on form 6-K, dated January 24, 2018, announcing the signing of a letter of intent with a European contract research organization, or CRO, for the purpose of conducting a phase 3 clinical trial in Europe planned by the Company to begin prior to the 2018/19 flu season, and in connection with the Company’s previous Report on form 6-K dated March 14, 2018, regarding the appointment of the CRO, the Company hereby announces that on March 15, 2018, the Company and the CRO executed a master service agreement and work order.

According to the master service agreement, the Company undertakes to pay remuneration as well as to reimburse the CRO for costs incurred as a result of the master service agreement and work orders. The master service agreement shall be in effect as of March 8, 2018 for a period of five years or later, if a work order remains in effect, and until such work order’s completion. The first work order which governs the conduct of the Company’s clinical trial in Europe is scheduled for a total period of 32.5 months. The Company has a right to terminate the master service agreement or the work order by giving a 45 days’ notice or in the event of a material breach.

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, thereunto duly authorized.