Mobile-health Network (MNDR) co-founder Siaw Tung Yeng becomes new Board Chairman

Rhea-AI Filing Summary

Mobile-health Network Solutions reported a leadership change at its board. On April 14, 2026, Dr. Teoh Pui Pui resigned as Chairman of the board of directors, with the change described as part of a periodic rotation of board leadership and not due to any disagreement over operations, policies, or practices. Dr. Teoh will remain on the board as a director. Effective the same day, co-founder and Co-Chief Executive Officer Dr. Siaw Tung Yeng, age 60, was appointed as the new Chairman. Dr. Siaw has served as Co-CEO since the company’s inception in 2016 and brings more than 30 years of experience in healthcare and medical informatics, including work as a senior consultant in family medicine since 2004.

Insights

Corporate governance analyst

Board chair rotates to co-founder CEO, framed as routine change.

The company reports that Dr. Teoh stepped down as Chairman to facilitate periodic rotation of board leadership and will remain a director. This suggests continuity in oversight while formally shifting the chair role.

Appointing co-founder and Co-Chief Executive Officer Dr. Siaw as Chairman consolidates leadership roles, which can streamline decision-making but also concentrates authority. The filing explicitly notes there was no disagreement over operations, policies, or practices related to the change.

His background—over 30 years in healthcare and medical informatics and service as a senior consultant in family medicine since 2004—reinforces domain expertise at the top of the board. Subsequent company disclosures may clarify how this combined CEO–Chairman structure influences governance practices.

Key Figures

Effective date of chairman change: April 14, 2026 Age of new Chairman: 60 years Healthcare experience: More than 30 years +2 more

5 metrics

Effective date of chairman change April 14, 2026 Date Dr. Teoh resigned as Chairman and Dr. Siaw was appointed

Age of new Chairman 60 years Age of Dr. Siaw Tung Yeng at appointment as Chairman

Healthcare experience More than 30 years Dr. Siaw’s professional experience in healthcare and medical informatics

Senior consultant since 2004 Year Dr. Siaw became a senior consultant in family medicine

Company inception 2016 Year the company was founded and Dr. Siaw began serving as Co-CEO

Key Terms

foreign private issuer, Form 20-F, board of directors, Co-Chief Executive Officer, +1 more

5 terms

foreign private issuer regulatory

"FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.

Form 20-F regulatory

"whether the registrant files or will file annual reports under cover of Form 20-F"

Form 20-F is the standardized annual disclosure that non-U.S. companies must file with the U.S. securities regulator when their shares are traded in the U.S.; it contains audited financial statements, a plain-language description of the business, management discussion, governance details and key risk factors. It matters to investors because it provides a consistent, comparable company “report card” and rulebook, helping buyers assess financial health, governance and risks before investing.

board of directors financial

"resigned as the chairman (the “Chairman”) of the board of directors of the Company"

The Board of Directors is a group of people chosen by a company's owners to help make big decisions and oversee how the company is run. They act like a team of advisors or managers, making sure the company stays on track and meets its goals. Their choices can influence the company's success and how it grows.

Co-Chief Executive Officer financial

"has served as the Co-Chief Executive Officer since the Company’s inception in 2016"

senior consultant in family medicine other

"has been a senior consultant in family medicine since 2004"

Form 6-K: How Foreign Companies Report to the SEC →

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2026

Commission file number: 001-41990

Mobile-health Network Solutions

(Exact name of registrant as specified in its charter)

2 Venture Drive, #07-08 Vision Exchange

Singapore 608526

+65 6222 5223

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F ☒ Form 40-F ☐

Change of Chairman of the Board.

On April 14, 2026, Dr. Teoh Pui Pui resigned as the chairman (the “Chairman”) of the board of directors of the Company (the “Board”), effective immediately. Dr. Teoh’s resignation is to facilitate the periodic rotation of the Board leadership, and is not as a result of any disagreement with the Company relating to its operations, policies or practices. Dr. Teoh will continue to be a director of the Company.

Effective April 14, 2026, the Board appointed Dr. Siaw Tung Yeng as the Chairman to fill the vacancy created by the resignation of Dr. Teoh. Dr. Siaw, age 60, is the Company’s co-founder and director, and has served as the Co-Chief Executive Officer since the Company’s inception in 2016. Dr. Siaw has more than 30 years of professional experience in healthcare and medical informatics, and has been a senior consultant in family medicine since 2004.

SIGNATURES

Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

	Mobile-health Network Solutions
Date: April 14, 2026	By:	/s/ Siaw Tung Yeng
		Siaw Tung Yeng
		Co-Chief Executive Officer and Chairman

FAQ

What leadership change did Mobile-health Network Solutions (MNDR) announce in April 2026?

Mobile-health Network Solutions announced that Dr. Teoh Pui Pui resigned as Chairman of the board on April 14, 2026. He remains a director, while co-founder and Co-Chief Executive Officer Dr. Siaw Tung Yeng was appointed as the new Chairman the same day.

Why did Dr. Teoh Pui Pui resign as Chairman of Mobile-health Network Solutions (MNDR)?

Dr. Teoh resigned as Chairman to facilitate a periodic rotation of the board’s leadership. The company states his resignation was not due to any disagreement with its operations, policies, or practices, and he will continue serving as a director on the board.

Who is the new Chairman of Mobile-health Network Solutions (MNDR)?

The new Chairman is Dr. Siaw Tung Yeng, the company’s co-founder and Co-Chief Executive Officer. He was appointed Chairman effective April 14, 2026, filling the vacancy created by Dr. Teoh’s resignation while continuing in his existing executive leadership role.

What is the background of Mobile-health Network Solutions’ new Chairman, Dr. Siaw Tung Yeng?

Dr. Siaw Tung Yeng is 60 years old, co-founded the company, and has served as Co-Chief Executive Officer since its inception in 2016. He has over 30 years of experience in healthcare and medical informatics and has been a senior consultant in family medicine since 2004.

Does the chairman change at Mobile-health Network Solutions (MNDR) indicate internal disagreements?

The company states that Dr. Teoh’s resignation as Chairman is not the result of any disagreement relating to operations, policies, or practices. It is described as a move to support periodic rotation of board leadership, with Dr. Teoh remaining on the board as a director.