JPMorgan reports 6.9% Vicor Corp (VICR) ownership stake

Rhea-AI Filing Summary

JPMorgan Chase & Co., a Delaware corporation, reports beneficial ownership of 2,343,932 shares of Vicor Corp common stock, representing 6.9% of the outstanding class. The shares relate to Vicor’s common stock with a par value of $0.01 per share.

Within this position, JPMorgan has sole power to vote or direct the vote over 2,259,941 shares and shared voting power over 40 shares. It has sole power to dispose of or direct the disposition of 2,341,952 shares and shared dispositive power over 1,813 shares. The holdings are attributed across several JPMorgan subsidiaries, including trust, banking, securities, asset management, and wealth management entities.

Key Figures

Beneficial ownership: 2,343,932 shares Percent of class: 6.9 % Sole voting power: 2,259,941 shares +4 more

7 metrics

Beneficial ownership 2,343,932 shares Total Vicor Corp common shares beneficially owned by JPMorgan Chase & Co.

Percent of class 6.9 % Portion of Vicor Corp’s common stock class beneficially owned by JPMorgan

Sole voting power 2,259,941 shares Shares for which JPMorgan has sole power to vote or direct the vote

Shared voting power 40 shares Shares for which JPMorgan has shared power to vote or direct the vote

Sole dispositive power 2,341,952 shares Shares for which JPMorgan can solely dispose or direct the disposition

Shared dispositive power 1,813 shares Shares for which JPMorgan has shared dispositive power

Par value $0.01 per share Par value of Vicor Corp common stock class reported

Key Terms

beneficially owned, sole voting power, dispositive power, parent holding company, +1 more

5 terms

beneficially owned financial

"Amount beneficially owned: 2,343,932"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole voting power financial

"Sole power to vote or to direct the vote: 2,259,941"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

dispositive power financial

"Sole power to dispose or to direct the disposition of: 2,341,952"

Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.

parent holding company financial

"If a parent holding company has filed this schedule, pursuant to (ii)(G)"

Schedule 13G regulatory

"Identification and Classification of the Subsidiary Which Acquired the Security Being Reported"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

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Available on EDGAR 07/16/2026 - 01:14 PM Accepted by SEC EDGAR 07/16/2026 - 01:13 PM Learn about SEC filing dates

FAQ

What ownership stake in Vicor Corp (VICR) does JPMorgan Chase & Co. report?

JPMorgan Chase & Co. reports beneficial ownership of 6.9% of Vicor Corp’s common stock class. This corresponds to 2,343,932 shares of common stock, giving JPMorgan a meaningful institutional position in the company’s equity.

How many Vicor Corp (VICR) shares are beneficially owned by JPMorgan?

JPMorgan Chase & Co. reports beneficial ownership of 2,343,932 Vicor Corp common shares. This stake represents 6.9% of Vicor’s outstanding common stock, indicating a sizable institutional holding spread across various JPMorgan subsidiaries.

What voting power over Vicor Corp (VICR) shares does JPMorgan have?

JPMorgan has sole voting power over 2,259,941 Vicor shares and shared voting power over 40 shares. These figures show how many shares JPMorgan can vote or direct the vote for, reflecting its influence in shareholder decisions.

What dispositive power does JPMorgan hold over Vicor Corp (VICR) shares?

JPMorgan has sole dispositive power over 2,341,952 Vicor shares and shared dispositive power over 1,813 shares. Dispositive power indicates the authority to sell or otherwise direct the disposition of these shares on behalf of clients or accounts.

Which JPMorgan subsidiaries are involved in holding Vicor Corp (VICR) shares?

The Vicor position is attributed to multiple JPMorgan entities, including J.P. Morgan Trust Company of Delaware, J.P. Morgan Securities LLC, JPMorgan Chase Bank, National Association, and several JPMorgan asset management and wealth management affiliates listed in the disclosure.

What class of Vicor Corp (VICR) securities is covered by JPMorgan’s reported stake?

The reported stake covers Vicor Corp’s common stock with a par value of $0.01 per share. JPMorgan’s beneficial ownership and the associated voting and dispositive powers all relate specifically to this common stock class.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

VICOR CORP

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

925815102

(CUSIP Number)

06/30/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 925815102

1

Names of Reporting Persons

JPMORGAN CHASE & CO

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 2,259,941.00
6	Shared Voting Power 40.00
7	Sole Dispositive Power 2,341,952.00
8	Shared Dispositive Power 1,813.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,343,932.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

6.9 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: VICOR CORP
(b)	Address of issuer's principal executive offices: 25 FRONTAGE ROAD, ANDOVER, MASSACHUSETTS, 01810.
Item 2.
(a)	Name of person filing: JPMORGAN CHASE & CO.
(b)	Address or principal business office or, if none, residence: 270 Park Avenue, New York, NY 10017
(c)	Citizenship: DE
(d)	Title of class of securities: Common Stock, par value $0.01 per share
(e)	CUSIP Number(s): 925815102
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 2,343,932
(b)	Percent of class: 6.9 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 2,259,941
	(ii) Shared power to vote or to direct the vote: 40
	(iii) Sole power to dispose or to direct the disposition of: 2,341,952
	(iv) Shared power to dispose or to direct the disposition of: 1,813
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. J.P. Morgan Trust Company of Delaware; J.P. Morgan Securities LLC; JPMorgan Chase Bank, National Association; JPMorgan Asset Management (UK) Limited; J.P. Morgan Investment Management Inc.; JPMorgan Asset Management (Taiwan) Limited; JPMorgan Asset Management (China) Company Limited; J.P. Morgan Wealth Management Solutions Inc.; 55I, LLC
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

JPMORGAN CHASE & CO

Signature:	Rachel Tsvaygoft
Name/Title:	Vice President
Date:	07/16/2026