Alta Partners reports 1.995M-share position in Baird Medical

Baird Medical Investment Holdings Ltd filing reports that Alta Partners LLC beneficially owns 1,995,604 shares of common stock, representing common stock issuable upon exercise of outstanding warrants.

Rhea-AI Filing Summary

Baird Medical Investment Holdings Ltd filing reports that Alta Partners LLC beneficially owns 1,995,604 shares of common stock, representing common stock issuable upon exercise of outstanding warrants. The position represents 5.1% of the class. The filing states the holdings were not acquired to change or influence control.

Key Figures

Beneficially owned shares: 1,995,604 shares Percent of class: 5.1% Sole voting power: 1,995,604 shares +3 more

6 metrics

Beneficially owned shares 1,995,604 shares Amount beneficially owned (warrants exercisable)

Percent of class 5.1% Percent of common stock class reported

Sole voting power 1,995,604 shares Sole power to vote or direct vote

Sole dispositive power 1,995,604 shares Sole power to dispose or direct disposition

Filing header date 05/05/2026 Date shown in filing header

Signature date 05/08/2026 Signed by Steven Cohen, Managing Member

Key Terms

beneficially owned, common stock issuable upon exercise of outstanding warrants, sole dispositive power

3 terms

beneficially owned financial

"Amount beneficially owned: 1,995,604 shares of common stock"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

common stock issuable upon exercise of outstanding warrants financial

"representing common stock issuable upon exercise of outstanding warrants."

sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 1,995,604 of common stock"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

FAQ

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

What stake does Alta Partners LLC hold in BDMD?

Alta Partners LLC beneficially owns 1,995,604 shares, representing 5.1% of the class. The shares are described as common stock issuable upon exercise of outstanding warrants, per the Schedule 13G filing.

Are Alta Partners' BDMD holdings ordinary shares or derivative exposure?

The filing states the position is common stock issuable upon exercise of outstanding warrants. This indicates the stake arises from warrant-based rights rather than currently outstanding common shares.

Does the filing indicate Alta Partners seeks to influence BDMD control?

No. The signer certifies the securities were not acquired and are not held to change or influence control, and are not held in connection with transactions having that purpose.

What is the reporting date on the Schedule 13G for BDMD?

The header shows a date of 05/05/2026, and the filing is signed on 05/08/2026 by Steven Cohen, Managing Member of Alta Partners LLC.

How much voting and dispositive power does Alta Partners report for BDMD?

Alta Partners reports sole voting power of 1,995,604 shares and sole dispositive power of 1,995,604 shares, with 0 shared powers reported.

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

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Accepted by SEC EDGAR 05/08/2026 - 04:48 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Baird Medical Investment Holdings Ltd

(Name of Issuer)

Common Stock, par value $0.0001 per share

(Title of Class of Securities)

G0705H111

(CUSIP Number)

05/05/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): G0705H111

1

Names of Reporting Persons

Alta Partners LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

NEW YORK

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,995,604.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,995,604.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,995,604.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.1 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Baird Medical Investment Holdings Ltd
(b)	Address of issuer's principal executive offices: 18/F, OVEST, 77 WING LOK STREET, SHEUNG WAN, HONG KONG, 999077
Item 2.
(a)	Name of person filing: Alta Partners LLC
(b)	Address or principal business office or, if none, residence: 1205 Franklin Avenue Garden City, New York 11530
(c)	Citizenship: New York Limited Liability Company
(d)	Title of class of securities: Common Stock, par value $0.0001 per share
(e)	CUSIP Number(s): G0705H111
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 1,995,604 shares of common stock, representing common stock issuable upon exercise of outstanding warrants.
(b)	Percent of class: 5.1%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1,995,604 of common stock
	(ii) Shared power to vote or to direct the vote: O shares of common stock
	(iii) Sole power to dispose or to direct the disposition of: 1,995,604 of common stock
	(iv) Shared power to dispose or to direct the disposition of: O shares of common stock
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Alta Partners LLC

Signature:	/s/ Steven Cohen
Name/Title:	Steven Cohen, Managing Member
Date:	05/08/2026