Telemark files exit 13G, holds 4.1% of Biodesix

Telemark Asset Management, Telemark Fund and Colin McNay have filed an Amendment No. 1 to their Schedule 13G for Biodesix, Inc., which they state is a final, “exit” filing.

Accepted by SEC EDGAR 01/23/2026 - 02:51 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Telemark Asset Management, Telemark Fund and Colin McNay have filed an Amendment No. 1 to their Schedule 13G for Biodesix, Inc., which they state is a final, “exit” filing. The reporting persons may be deemed to beneficially own 327,824 shares of Biodesix common stock, representing approximately 4.1% of the outstanding shares as of the event date.

All 327,824 shares are reported with shared voting and shared dispositive power and no sole voting or dispositive power. The filers certify that the securities were not acquired and are not held for the purpose of changing or influencing control of Biodesix, but instead under the passive ownership standard applicable to Schedule 13G.

FAQ

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

What does the Telemark Schedule 13G/A say about its Biodesix (BDSX) ownership?

The filing states that Telemark Asset Management, Telemark Fund and Colin McNay may be deemed to beneficially own 327,824 shares of Biodesix common stock, representing approximately 4.1% of the outstanding shares.

Why is this Biodesix (BDSX) Schedule 13G/A labeled an exit filing?

The amendment notes that it amends in its entirety the prior Schedule 13G and that it is the final amendment, explicitly stating that it constitutes an exit filing for the reporting persons.

How much voting and dispositive power does Telemark report over Biodesix (BDSX) shares?

Each reporting person shows 0 shares with sole voting or dispositive power and 327,824 shares with shared voting and shared dispositive power.

Does Telemark state an intent to influence control of Biodesix (BDSX)?

No. The certification states the securities were not acquired and are not held for the purpose of changing or influencing control of Biodesix and are not held in connection with any such transaction, consistent with a passive Schedule 13G filing.

Who are the reporting persons in this Biodesix (BDSX) Schedule 13G/A?

The amendment is jointly filed by Telemark Asset Management, LLC, Telemark Fund, LP, and Colin S. McNay. Telemark Asset Management is the investment adviser to Telemark Fund, and McNay is Telemark Asset Management’s president and sole owner.

What percentage threshold does the Biodesix (BDSX) 13G/A reference?

Item 5 indicates ownership of 5 percent or less of the class, with the reported beneficial ownership at approximately 4.1% of Biodesix’s outstanding common stock.

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

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Biodesix, Inc.

(Name of Issuer)

Common stock, par value $0.001 per share

(Title of Class of Securities)

09075X207

(CUSIP Number)

12/31/2025

(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)

SCHEDULE 13G

CUSIP No. 09075X207

1

Names of Reporting Persons

Telemark Asset Management, 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 327,824.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 327,824.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

327,824.00

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)

4.1 %

12

Type of Reporting Person (See Instructions)

IA, OO

Comment for Type of Reporting Person: Note to rows 6, 8, 9 and 11: This Amendment No. 1 to Schedule 13G (this "Amendment") amends, in its entirety, the statement on Schedule 13G originally filed with the U.S. Securities and Exchange Commission on June 24, 2024 (the "Prior Schedule 13G") by the Reporting Persons (as defined herein). This Amendment is the final amendment to the Prior Schedule 13G and constitutes an exit filing for the Reporting Persons.

SCHEDULE 13G

CUSIP No. 09075X207

1

Names of Reporting Persons

Telemark Fund, LP

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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 327,824.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 327,824.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

327,824.00

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)

4.1 %

12

Type of Reporting Person (See Instructions)

PN

Comment for Type of Reporting Person: Note to rows 6, 8, 9 and 11: This Amendment amends, in its entirety, the Prior Schedule 13G by the Reporting Persons. This Amendment is the final amendment to the Prior Schedule 13G and constitutes an exit filing for the Reporting Persons.

SCHEDULE 13G

CUSIP No. 09075X207

1

Names of Reporting Persons

Colin S. McNay

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 327,824.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 327,824.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

327,824.00

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)

4.1 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: Note to rows 6, 8, 9 and 11: This Amendment amends, in its entirety, the Prior Schedule 13G by the Reporting Persons. This Amendment is the final amendment to the Prior Schedule 13G and constitutes an exit filing for the Reporting Persons.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Biodesix, Inc.
(b)	Address of issuer's principal executive offices: 919 West Dillon Rd., Louisville, Colorado, 80027
Item 2.
(a)	Name of person filing: This Amendment being jointly filed by Telemark Asset Management, LLC, Telemark Fund, LP and Colin McNay (collectively, the "Reporting Persons") with respect to shares of Common Stock of Biodesix, Inc. Telemark Asset Management, LLC is the investment adviser of Telemark Fund, LP. Colin McNay is the President and sole owner of Telemark Asset Management, LLC. Each Reporting Person declares that neither the filing of this Amendment nor anything herein shall be construed as an admission that such Reporting Person is, for the purposes of Section 13(d) or 13(g) of the Act or any other purpose, the beneficial owner of any securities covered by this statement other than the securities actually owned by such person (if any).
(b)	Address or principal business office or, if none, residence: The address of the principal office of each Reporting Person is: One International Place, Suite 4620 Boston, MA 02110
(c)	Citizenship: Telemark Asset Management, LLC is a Delaware limited liability company, and Telemark Fund, LP is a Delaware limited partnership. Colin McNay is a U.S. citizen.
(d)	Title of class of securities: Common stock, par value $0.001 per share
(e)	CUSIP No.: 09075X207
Item 4.	Ownership
(a)	Amount beneficially owned: Each Reporting Person may be deemed to beneficially own 327,824 shares.
(b)	Percent of class: Each Reporting Person may be deemed to beneficially own what constitutes approximately 4.1% of the shares outstanding.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: Shared power to vote or to direct the vote: 327,824 shares
	(iii) Sole power to dispose or to direct the disposition of: Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: Shared power to dispose or to direct the disposition of: 327,824 shares
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
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 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.

Telemark Asset Management, LLC

Signature:	/s/ Brian C. Miley
Name/Title:	Brian C. Miley, Chief Financial Officer
Date:	01/23/2026

Telemark Fund, LP

Signature:	By: Telemark Asset Management, LLC, investment adviser, /s/ Brian C. Miley
Name/Title:	Brian C. Miley, Chief Financial Officer
Date:	01/23/2026

Colin S. McNay

Signature:	/s/ Colin S. McNay
Name/Title:	Colin S. McNay, President and sole owner of Telemark Asset Management, LLC
Date:	01/23/2026