Nikola (NKLA) DEFA14A Additional proxy soliciting materials

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934 (Amendment No.)

Filed by the Registrant ☒             Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐ Preliminary Proxy Statement

☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material under §240.14a-12

Nikola Corporation

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

☒ No fee required.

☐ Fee paid previously with preliminary materials.

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

[Social media post first used on May 14, 2024]

Did you know? EVERY vote matters! Stockholders must ACTIVELY VOTE by June 4, 2024 at 11:59 p.m., Eastern Time, for their vote to count. Vote FOR all proposals by calling (855) 935-2562 (toll-free) or 1-551-210-9929 (international). Learn more: [link to 2024 Annual Meeting landing page]

[Flyer to be first mailed to stockholders on or about May 17, 2024]