UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 20, 2025

VICOR CORPORATION

(Exact Name of Registrant as Specified in its Charter)


Delaware	0-18277	04-2742817
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

25 Frontage Road, Andover, Massachusetts 01810

(Address of Principal Executive Offices) (Zip Code)

(978) 470-2900

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading
Symbol(s)

Name of each exchange
on which registered

Common Stock, par value

$0.01 per share

VICR

The NASDAQ Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.07.

Submission of Matters to a Vote of Security Holders.

The 2025 Annual Meeting of Stockholders of the Company was held on June 20, 2025. Under the Company’s charter, each share of the Company’s Common Stock entitles the holder thereof to one vote per share, and each share of the Company’s Class B Common Stock entitles the holder thereof to ten votes per share. The proposal listed below was submitted to a vote of stockholders at the 2025 Annual Meeting of Stockholders.

Proposal 1 - To fix the number of directors at eleven and to elect the eleven nominees as Directors to hold office until the 2026 Annual Meeting of Stockholders and until their respective successors are duly elected and qualified.


Nominees	Votes For		Votes Withheld
Patrizio Vinciarelli		130,965,548		4,949,157
Estia J. Eichten		127,225,656		8,689,049
Philip D. Davies		131,903,760		4,010,945
Samuel J. Anderson		131,415,031		4,499,674
Claudio Tuozzolo		131,903,735		4,010,970
Andrew T. D’Amico		131,606,407		4,308,298
Jason L. Carlson		130,817,228		5,097,477
Michael S. McNamara		131,943,913		3,970,792
James F. Schmidt		131,340,193		4,574,512
Zmira Lavie		131,759,712		4,154,993
John Shen		131,760,041		4,154,664

There were no broker non-votes and no abstentions on this proposal.

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 hereunto duly authorized.

VICOR CORPORATION

Date: June 23, 2025

/s/ James F. Schmidt

James F. Schmidt

Chief Financial Officer

VICOR CORP 8-K