Exicure (XCUR) director Sangjin Yeo to leave board and Audit Committee

Rhea-AI Filing Summary

Exicure, Inc. reported a change on its Board of Directors. On March 25, 2026, director Sangjin Yeo submitted his resignation from the Board and the Audit Committee, effective March 27, 2026. The company stated that his resignation did not result from any disagreement regarding its operations, policies, or practices. The report was signed on behalf of Exicure by Chief Executive Officer Jung Soo Kim.

8-K Event Classification

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

1 item

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.

Understanding 8-K Material Events →

0001698530false00016985302026-02-092026-02-09

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): March 25, 2026

____________________

Exicure, Inc.

(Exact Name of Registrant as Specified in its Charter)

____________________

Delaware			001-39011			81-5333008
(State or Other Jurisdiction of Incorporation)			(Commission File Number)			(IRS Employer Identification No.)

400 Seaport Court, Suite 102
Redwood City, CA						94063
(Address of Principal Executive Offices)						(Zip Code)

Registrant’s telephone number, including area code: (847) 673-1700

____________________

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:

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

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

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

o    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 $0.0001 per share

XCUR

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

Resignation of Director from the Board of Directors

On March 25, 2026, Sangjin Yeo submitted his resignation from the Board of Directors (the “Board”) and the Audit Committee of the Board of Exicure, Inc. (the “Company”), effective as of March 27, 2026. This resignation did not result from any disagreement regarding any matter related to the operations, policies or practices of the Company.

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.

Date: March 27, 2026			EXICURE, INC.
			(registrant)
			By:			/s/ Jung Soo Kim
						Jung Soo Kim
						Chief Executive Officer

FAQ

What board change did Exicure (XCUR) disclose on March 25, 2026?

Exicure disclosed that director Sangjin Yeo submitted his resignation from the Board of Directors and the Audit Committee, effective March 27, 2026. This change affects both the full board composition and its audit oversight committee membership.

Did Exicure (XCUR) report any disagreement tied to Sangjin Yeo’s resignation?

No. Exicure stated that Sangjin Yeo’s resignation from the Board and Audit Committee did not result from any disagreement regarding the company’s operations, policies, or practices. This indicates a non-conflict departure based on the company’s disclosure.

When does Exicure director Sangjin Yeo’s resignation become effective?

Director Sangjin Yeo’s resignation becomes effective on March 27, 2026. He submitted his resignation on March 25, 2026, and Exicure specified this effective date for his departure from both the Board and the Audit Committee.

Which Exicure board committee was affected by Sangjin Yeo’s resignation?

The resignation affects Exicure’s Audit Committee. In addition to leaving the Board of Directors, Sangjin Yeo resigned from the Audit Committee, changing the membership of the committee responsible for overseeing financial reporting and related controls.

Who signed Exicure’s report disclosing Sangjin Yeo’s resignation?

The report was signed by Jung Soo Kim, Exicure’s Chief Executive Officer. It states that the registrant caused the report to be signed on its behalf, with Kim acting as the duly authorized officer for this disclosure.

Filing Exhibits & Attachments

3 documents

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT 1.7 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT 21.1 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT 12.2 KB