Driehaus Discloses 4.51% Position in Dynamix Class A Shares

Rhea-AI Filing Summary

Dynamix Corporation disclosed that Driehaus Capital Management LLC beneficially owns 748,023 Class A ordinary shares, equal to 4.51% of the class. The filing states Driehaus holds shared voting and shared dispositive power over these shares and reports no sole voting or dispositive authority. The reporting entity is identified as an investment adviser and certifies the securities are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer. This submission is an amendment to a prior Schedule 13G.

Insights

Securities Analyst

TL;DR: Institutional owner holds a modest, sub-5% stake with shared voting rights; disclosure is routine and non-control in nature.

The filing documents a 4.51% beneficial position by an investment adviser with shared voting and dispositive power but no sole control. Because the position is under 5% and the filer certifies the holdings are not intended to influence control, the disclosure is informational rather than a signal of activism or control intent. For investors, this represents an institutional ownership data point without immediate governance implications.

Corporate Governance Expert

TL;DR: Sub-5% institutional stake recorded; governance impact appears limited given the filer’s certification against control intent.

The report indicates shared authority over 748,023 shares but explicitly denies acquisition for control purposes. From a governance perspective, such a position typically does not trigger enhanced disclosure obligations or change board dynamics. The amendment format and the investment adviser classification align with routine reporting practices for passive or client-driven holdings.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Dynamix Corporation

(Name of Issuer)

Class A Ordinary Shares

(Title of Class of Securities)

G2949D104

(CUSIP Number)

06/30/2025

(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. G2949D104

1

Names of Reporting Persons

DRIEHAUS CAPITAL 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 748,023.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 748,023.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

748,023.00

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)

4.51 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Dynamix Corporation
(b)	Address of issuer's principal executive offices: 1980 Post Oak Blvd., Suite 100, PMB 6373, Houston, Texas, 77056
Item 2.
(a)	Name of person filing: Driehaus Capital Management LLC
(b)	Address or principal business office or, if none, residence: 25 East Erie Street Chicago, Illinois 60611
(c)	Citizenship: USA
(d)	Title of class of securities: Class A Ordinary Shares
(e)	CUSIP No.: G2949D104
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: 748023
(b)	Percent of class: 4.51 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 748023
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 748023
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 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.

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.

DRIEHAUS CAPITAL MANAGEMENT LLC

Signature:	Janet McWilliams
Name/Title:	Janet McWilliams/General Counsel
Date:	08/14/2025

FAQ

Who filed the Schedule 13G/A for Dynamix (DYNXU)?

The filing was submitted by Driehaus Capital Management LLC, identified as an investment adviser.

How many Dynamix Class A shares does Driehaus beneficially own (DYNXU)?

Driehaus beneficially owns 748,023 Class A ordinary shares.

What percentage of Dynamix (DYNXU) does the reported stake represent?

The reported position represents 4.51% of the class.

Does Driehaus have sole voting or dispositive power over the shares?

No. The filing shows 0 sole voting and 0 sole dispositive power; all voting and dispositive power is shared.

Was the stake reported as being held to influence control of Dynamix (DYNXU)?

No. The filing includes a certification that the securities are held in the ordinary course of business and not to change or influence control of the issuer.