Baird Medical CTO submits insider ownership report

Baird Medical Investment Holdings Ltd submitted a Form 3 identifying Lu Rongjian as an officer of the company with the title Chief Technical Officer.

Accepted by SEC EDGAR 04/21/2026 - 06:04 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Baird Medical Investment Holdings Ltd submitted a Form 3 identifying Lu Rongjian as an officer of the company with the title Chief Technical Officer. The structured data shows no reported share transactions, derivative positions, or holding entries associated with this reporting person in this filing.

Key Terms

Chief Technical Officer, reporting person, Form 3

3 terms

Chief Technical Officer financial

"officer_title: "Chief Technical Officer""

reporting person financial

""reportingPersons": [{ "name": "Lu Rongjian""

Form 3 regulatory

"INSIDER FILING DATA (Form 3)"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

FAQ

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

Who is the reporting person in Baird Medical (BDMD) Form 3?

The reporting person is Lu Rongjian, identified as an officer of Baird Medical Investment Holdings Ltd with the title Chief Technical Officer. This Form 3 associates him with the issuer but does not list any specific securities holdings.

What role does Lu Rongjian hold at Baird Medical (BDMD)?

Lu Rongjian is listed as Chief Technical Officer of Baird Medical Investment Holdings Ltd. The filing flags him as an officer but not a director or ten percent owner, providing basic role information without detailing any stock or option positions.

Does the BDMD Form 3 for Lu Rongjian report any stock transactions?

No stock transactions are reported. The transaction summary shows zero buys, sells, acquisitions, dispositions, exercises, gifts, tax withholdings, or restructurings, indicating no trading activity is disclosed for this reporting person in this Form 3.

Are there any derivative securities reported for Lu Rongjian in BDMD’s Form 3?

No derivative securities are reported. The derivativeSummary section is empty and the transaction summary shows zero derivative transactions, suggesting no options, warrants, or similar instruments are disclosed for Lu Rongjian in this filing.

Does the BDMD Form 3 show any holdings for Lu Rongjian?

The structured data indicates zero holding entries for Lu Rongjian. While he is identified as Chief Technical Officer, this particular Form 3 extract does not list any specific share or derivative positions tied to him.

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

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
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hours per response:			0.5

1. Name and Address of Reporting Person^*

Lu Rongjian

(Last) (First) (Middle)

15 RONG TONG STREET

(Street)

GUANGZHOU GUANGDONG 510030

(City) (State) (Zip)

CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/21/2026

3. Issuer Name and Ticker or Trading Symbol
Baird Medical Investment Holdings Ltd [ BDMD ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Technical Officer

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ LU RONGJIAN	04/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)