Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

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.

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[Social media post first used on May 20, 2024]

Vote FOR the reverse stock split to help maintain Nasdaq compliance and improve marketability of our common stock to a broader range of investors. Contact Alliance Advisors at [phone] (toll-free) or 1-551-210-9929 (international) to vote your shares today. Learn more: [link to 2024 Annual Meeting landing page]

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[Social media post to be first used on or about May 21, 2024]

#NKLA stockholders! Vote FOR all proposals. The deadline for voting is quickly approaching! Contact Alliance Advisors at [phone] (toll-free) or 1-551-210-9929 (international) to vote your shares today. Learn more: [link to 2024 Annual Meeting landing page]

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[Social media post to be first used on or about May 22, 2024]

Stockholders…EVERY vote matters. Contact Alliance Advisors at [phone] (toll-free) or 1-551-210-9929 for international holders, to vote FOR all proposals TODAY.

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