Accuray's Mika Nishimura won't stand for re-election

Nishimura said her decision is not due to disagreement with Accuray, its board, or matters involving company operations, policies or practices.

Rhea-AI Filing Summary

Accuray Incorporated (ARAY) said Class II director Mika Nishimura will not stand for re-election at the company’s 2026 annual meeting, scheduled for November 2026. She will continue as a director and Chairperson of the Compensation Committee until the meeting concludes.

8-K Event Classification

2 items: 5.02, 9.01

2 items

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

Key Terms

Class II director, Compensation Committee, stand for re-election

3 terms

Class II director regulatory

"a Class II director of Accuray Incorporated"

A class II director is a member of a company’s board who belongs to one of several staggered groups of directors, each group standing for election in different years. For investors, this matters because staggered terms slow wholesale board turnover—like rotating members of a neighborhood committee—making sudden changes in control or strategy harder and affecting how quickly shareholders can influence corporate direction.

Compensation Committee regulatory

"Chairperson of the Compensation Committee"

A compensation committee is a group within a company's leadership responsible for setting and reviewing how much top executives and employees are paid, including salaries, bonuses, and benefits. It matters to investors because fair and effective pay decisions can influence a company's performance, leadership motivation, and overall governance, helping ensure that the company’s management is aligned with shareholders’ interests.

stand for re-election regulatory

"intention not to stand for re-election"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

When will Mika Nishimura stop serving on Accuray’s board?

Mika Nishimura will continue as a director and Chairperson of the Compensation Committee until the conclusion of Accuray’s 2026 annual meeting, scheduled for November 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/13/2026 - 04:04 PM EDT Accepted by SEC EDGAR 10/13/2026 - 04:03 PM EDT Learn about SEC filing dates

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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): October 8, 2026

ACCURAY INCORPORATED

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-33301	20-8370041
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
1240 Deming Way
Madison, Wisconsin				53717-1954
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: 608 824-2800

(Former Name or Former Address, if Changed Since Last Report)

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, $0.001 par value per share		ARAY		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 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(a) On October 8, 2026, Mika Nishimura, a Class II director of Accuray Incorporated (the “Company”), informed the Company’s Board of Directors (the “Board”) of her intention not to stand for re-election at the Company’s 2026 annual meeting of stockholders to be held in November 2026 (the “Annual Meeting”). Ms. Nishimura will continue to serve as a director and Chairperson of the Compensation Committee of the Board until the conclusion of the Annual Meeting. Ms. Nishimura’s decision not to stand for re-election is not due to any disagreement with the Company or the Board, or any matter relating to the Company’s operations, policies or practices.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

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.

			ACCURAY INCORPORATED
Date	October 13, 2026
		By:	/s/ David Shin
			David Shin Senior Vice President, Chief Legal Officer and Corporate Secretary

Filing Exhibits & Attachments

4 documents

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA 3.5 KB
• EX-101 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE 11.2 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE 15.0 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE 11.3 KB