Does Trans-Lux (TNLX) disclose related-party concerns about CEO Yantao Yu?

The company notes that Yantao Yu is not party to any transaction requiring disclosure under Item 404(a) of Regulation S-K, except concerning his employment. He also works for Unilumin, Trans-Lux’s largest stockholder, highlighting a disclosed but regulated relationship.

Trans-Lux names Yantao Yu as new CEO

Trans-Lux Corporation appointed Yantao (Tony) Yu, age 50, as its new Chief Executive Officer on April 13, 2026, following the resignation of Interim CEO John Hammock.

Filing Impact

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Filing Sentiment

(Neutral)How Sentiment works

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Form Type

8-K

Rhea-AI Filing Summary

Trans-Lux Corporation appointed Yantao (Tony) Yu, age 50, as its new Chief Executive Officer on April 13, 2026, following the resignation of Interim CEO John Hammock. The company states that Mr. Hammock’s departure was not due to any disagreement over operations, policies, or practices.

Mr. Yu has served as a director since July 30, 2019 and as Chief Operating Officer since August 1, 2021, while also working as Chief Financial Officer of Unilumin USA, an affiliate of the company’s largest stockholder. He will continue to receive compensation from Trans-Lux at his existing rate of $26,000 per year in addition to his Unilumin compensation.

Insights

Trans-Lux promotes an experienced internal executive to CEO after interim leader resigns without dispute.

Trans-Lux moved from an interim to a permanent CEO by appointing Yantao (Tony) Yu, who already served as director and COO. This keeps leadership within an existing insider familiar with the business, suggesting continuity rather than a strategic reset.

Mr. Yu’s parallel role as CFO of Unilumin USA, tied to the company’s largest stockholder, highlights close alignment with that shareholder. His modest $26,000 annual company compensation and continued outside pay mean his economic interests span both entities, and future filings may clarify how this relationship influences governance and strategic decisions.

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.

Key Figures

CEO appointment date: April 13, 2026 Outgoing interim CEO resignation date: April 13, 2026 CEO annual compensation from company: $26,000 per year +4 more

7 metrics

CEO appointment date April 13, 2026 Date Yantao (Tony) Yu was appointed Chief Executive Officer

Outgoing interim CEO resignation date April 13, 2026 Date Trans-Lux accepted John Hammock’s resignation as Interim CEO

CEO annual compensation from company $26,000 per year Trans-Lux compensation for Yantao Yu as CEO, excluding Unilumin pay

CEO age 50 years Age of Yantao (Tony) Yu at the time of appointment as CEO

Director service start date July 30, 2019 Date Yantao Yu was elected as a director of Trans-Lux

COO appointment date August 1, 2021 Date Yantao Yu was appointed Chief Operating Officer of Trans-Lux

Unilumin USA CFO start date September 2018 Month and year Yantao Yu became Chief Financial Officer of Unilumin USA

Key Terms

Interim Chief Executive Officer, Chief Executive Officer, Chief Operating Officer, Item 404(a) of Regulation S-K, +1 more

5 terms

Interim Chief Executive Officer financial

"accepted the resignation of John Hammock from his position as Interim Chief Executive Officer of the Company"

An interim chief executive officer is a temporary leader appointed to run a company while the board searches for a permanent CEO or manages an unexpected departure. Investors pay attention because this person shapes near-term strategy, stability and market confidence—like a substitute driver steering the car until the regular driver returns—and their actions and credibility can influence share price, hiring and major deals.

Chief Executive Officer financial

"appointed Mr. Yantao (Tony) Yu, age 50, as Chief Executive Officer of the Company"

A chief executive officer (CEO) is the top leader of a company, responsible for making major decisions, setting goals, and guiding the organization’s overall direction. Think of the CEO as the captain of a ship, steering it toward success. Investors pay close attention to the CEO because their leadership and strategy can significantly influence the company's performance and future growth.

Chief Operating Officer financial

"Mr. Yu was appointed Chief Operating Officer of the Company on August 1, 2021"

A chief operating officer (COO) is a senior executive responsible for overseeing the day-to-day activities of a company, ensuring that all parts of the organization work smoothly and efficiently. They often act like a company's operational quarterback, translating strategic plans into practical actions. For investors, the COO's effectiveness can influence a company's performance and stability, making them an important figure in assessing the company's management strength.

Item 404(a) of Regulation S-K regulatory

"Mr. Yu is not a party to any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K"

largest stockholder financial

"he also receives compensation from Unilumin, the Company’s largest stockholder"

FAQ

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

What executive change did Trans-Lux (TNLX) announce on April 13, 2026?

Trans-Lux accepted the resignation of Interim CEO John Hammock and appointed Yantao (Tony) Yu as Chief Executive Officer on April 13, 2026. The company states Hammock’s departure was not due to any disagreement over operations, policies, or practices.

Who is Yantao (Tony) Yu, the new CEO of Trans-Lux (TNLX)?

Yantao (Tony) Yu is 50 and has served as a Trans-Lux director since July 2019 and Chief Operating Officer since August 2021. He is also Chief Financial Officer of Unilumin USA and has over 25 years of financial and accounting experience across multiple global companies.

Did Trans-Lux (TNLX) report any disagreement with departing Interim CEO John Hammock?

Trans-Lux states that John Hammock’s resignation as Interim Chief Executive Officer was not the result of any disagreement regarding the company’s operations, policies, or practices. This indicates the leadership change is described as non-conflictual rather than stemming from internal disputes.

How is Trans-Lux (TNLX) compensating new CEO Yantao Yu?

Trans-Lux will continue to compensate Yantao Yu at his existing rate of $26,000 per year. In addition, he receives separate compensation from Unilumin, which is identified as the company’s largest stockholder, reflecting a dual economic relationship.

What prior roles did Yantao Yu hold before becoming Trans-Lux (TNLX) CEO?

Before becoming CEO, Yantao Yu was elected a Trans-Lux director in July 2019 and appointed Chief Operating Officer in August 2021. He has also served as CFO of Unilumin USA since September 2018 and previously held senior finance roles at several international companies.

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

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Accepted by SEC EDGAR 04/15/2026 - 10:09 AM

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): April 13, 2026

TRANS-LUX CORPORATION

(Exact name of registrant as specified in its charter)

Delaware	1-2257	13-1394750
(State or other jurisdiction	(Commission	(IRS Employer
of incorporation)	File Number)	Identification No.)

6110 Aviator Drive, Hazelwood, Missouri	63042
(Address of principal executive offices)	(zip code)

Registrant’s telephone number, including area code: (800) 243-5544

(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 (see General Instruction A.2. below):

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 or to be registered pursuant to Section 12(b) of the Act. None.

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). ¨

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.

On April 13, 2026, Trans-Lux Corporation (the “Company”) accepted the resignation of John Hammock from his position as Interim Chief Executive Officer of the Company. Mr. Hammock’s departure was not the result of any disagreement related to any matter involving the Company’s operations, policies or practices.

On April 13, 2026, the Company appointed Mr. Yantao (Tony) Yu, age 50, as Chief Executive Officer of the Company. Mr. Yu is not a party to any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K except with respect to his employment with the Company. There are no arrangements or understandings between Mr. Yu and any other person pursuant to which he was selected as Chief Executive Officer. Mr. Yu was elected as a director of the Company on July 30, 2019. Mr. Yu was appointed Chief Operating Officer of the Company on August 1, 2021. Mr. Yu has been the Chief Financial Officer of Unilumin USA since September 2018. With over 25 years of financial experience, his background includes positions as Senior Accountant and/or Controller of The Quaker Oats Company; Bostik China (a subsidiary of Total S.A [TOT]); Eton Electric; and Airwell Air-conditioning Technology (China) Co., Ltd. and Airwell Fedders North America Inc (subsidiaries of Elco Holdings, Ltd. [TASE: ELCO]). From 1994 through 2012, he served as Chief Financial Officer of Lover Group and served as its Secretary of the Board from 2013 through August 2018. Mr. Yu holds an Executive Master of Business Administration (EMBA) degree from the University of Minnesota and his professional certifications include CPA, CGA, CMA and FCCA. Mr. Yu will continue to be compensated by the Company at his current rate of $26,000 per year, while he also receives compensation from Unilumin, the Company’s largest stockholder.

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: April 15, 2026	TRANS-LUX CORPORATION

	By:	/s/ Todd Dupee
		Name:	Todd Dupee
		Title:	Senior Vice President and Chief Accounting Officer

Source: View Original Filing on SEC EDGAR

Filing Exhibits & Attachments

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Trans-Lux names Yantao Yu as new CEO

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