QDRO Acquisition Corp. is the subject of a Schedule 13G joint filing by Adage Capital Management, L.P., Robert Atchinson and Phillip Gross reporting passive holdings of 1,500,000 Class A Ordinary Shares each. The filing states these holdings represent 7.50% of the class, based on 20,000,000 Class A Ordinary Shares outstanding as of March 30, 2026. The Reporting Persons disclose shared voting and dispositive power over the reported shares and executed a Joint Filing Agreement.
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Insights
Adage reports a 7.50% passive stake (1.5M shares) in QDRO Acquisition.
Adage and the two named individuals report shared voting and dispositive power over 1,500,000 shares, representing 7.50% of the 20,000,000 shares outstanding as of March 30, 2026. The filing is a Schedule 13G, indicating a passive position under applicable rules.
Cash‑flow treatment and intentions regarding future purchases or sales are not stated in this excerpt; subsequent filings would disclose any change from passive status.
Joint filing and shared powers imply coordinated reporting, not necessarily active control.
The report lists shared voting and dispositive power rather than sole power, and includes a Joint Filing Agreement (Exhibit 99.1). This establishes the reporting structure for beneficial ownership disclosure.
Material governance consequences depend on future filings or disclosed agreements; timing and any plan to change holdings are not provided here.
Key Figures
Filed form:Schedule 13GShares reported per Reporting Person:1,500,000 sharesPercent of class:7.50%+1 more
4 metrics
Filed formSchedule 13GOwnership disclosure
Shares reported per Reporting Person1,500,000 sharesBeneficially owned by Adage/Atchinson/Gross
Percent of class7.50%Calculated on 20,000,000 shares outstanding as of <date>March 30, 2026</date>
Shares outstanding used20,000,000 sharesAs of <date>March 30, 2026</date>
Key Terms
Schedule 13G, Beneficially owned, Shared Dispositive Power
3 terms
Schedule 13Gregulatory
"This statement is filed by: (i) Adage Capital Management, L.P."
A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.
Beneficially ownedfinancial
"Amount beneficially owned: The information required by Item 4(a)"
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.
Shared Dispositive Powercorporate
"Shared Dispositive Power 1,500,000.00"
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
QDRO Acquisition Corp.
(Name of Issuer)
Class A Ordinary Shares, par value $0.0001 per share
(Title of Class of Securities)
G7310E128
(CUSIP Number)
03/31/2026
(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):
G7310E128
1
Names of Reporting Persons
Adage Capital Management, L.P.
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
1,500,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
1,500,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
1,500,000.00
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)
7.50 %
12
Type of Reporting Person (See Instructions)
IA, PN
SCHEDULE 13G
CUSIP Number(s):
G7310E128
1
Names of Reporting Persons
Robert Atchinson
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
1,500,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
1,500,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
1,500,000.00
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)
7.50 %
12
Type of Reporting Person (See Instructions)
HC, IN
SCHEDULE 13G
CUSIP Number(s):
G7310E128
1
Names of Reporting Persons
Phillip Gross
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
1,500,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
1,500,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
1,500,000.00
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)
7.50 %
12
Type of Reporting Person (See Instructions)
HC, IN
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
QDRO Acquisition Corp.
(b)
Address of issuer's principal executive offices:
1140 Avenue of the Americas, 9th Floor, #5061, New York, New York 10036
Item 2.
(a)
Name of person filing:
This statement is filed by:
(i) Adage Capital Management, L.P., a Delaware limited partnership ("ACM"), as the investment manager of Adage Capital Partners, L.P., a Delaware limited partnership ("ACP"), with respect to the Class A ordinary shares, par value $0.0001 per share ("Class A Ordinary Shares") of QDRO Acquisition Corp., a Cayman Islands exempted company (the "Company") directly held by ACP;
(ii) Robert Atchinson ("Mr. Atchinson"), as (1) managing member of Adage Capital Advisors, L.L.C., a limited liability company organized under the laws of the State of Delaware ("ACA"), managing member of Adage Capital Partners GP, L.L.C., a limited liability company organized under the laws of the State of Delaware ("ACPGP"), general partner of ACP, and (2) managing member of Adage Capital Partners, L.L.C., a Delaware limited liability company ("ACPLLC"), general partner of ACM, with respect to the Class A Ordinary Shares directly held by ACP; and
(iii) Phillip Gross ("Mr. Gross"), as (1) managing member of ACA, managing member of ACPGP, and (2) managing member of ACPLLC, general partner of ACM, with respect to the Class A Ordinary Shares directly held by ACP.
The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons." Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party.
The filing of this statement should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of the securities reported herein.
The Class A Ordinary Shares have no CUSIP number. The CUSIP number for the units which include the Class A Ordinary Shares is G7310E128
(b)
Address or principal business office or, if none, residence:
The address of the business office of each of the Reporting Persons is 200 Clarendon Street, 52nd Floor, Boston, Massachusetts 02116.
(c)
Citizenship:
ACM is a limited partnership organized under the laws of the State of Delaware. Messrs. Gross and Atchinson are citizens of the United States.
(d)
Title of class of securities:
Class A Ordinary Shares, par value $0.0001 per share
(e)
CUSIP Number(s):
G7310E128
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:
The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 20,000,000 Class A Ordinary Shares outstanding as of March 30, 2026, as reported in Exhibit 99.1 to the Company's Current Report on Form 8-K filed with the Securities and Exchange Commission on April 6, 2026.
(b)
Percent of class:
7.50%
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
(ii) Shared power to vote or to direct the vote:
The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
(iii) Sole power to dispose or to direct the disposition of:
The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
(iv) Shared power to dispose or to direct the disposition of:
The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
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.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
See Item 2(a).
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.
Adage Capital Management, L.P.
Signature:
/s/ Robert Atchinson
Name/Title:
By: Adage Capital Partners, L.L.C., its General Partner, By: Robert Atchinson, its Managing Member
What stake does Adage report in QDRO Acquisition (QADRU)?
Adage reports beneficial ownership of 1,500,000 Class A Ordinary Shares, equal to 7.50% of the class based on 20,000,000 shares outstanding as of March 30, 2026. The position is reported on a Schedule 13G.
Who filed the Schedule 13G for QDRO Acquisition?
Adage Capital Management, L.P., together with Robert Atchinson and Phillip Gross, filed jointly. They signed a Joint Filing Agreement identified as Exhibit 99.1 to the filing.
Does the filing indicate Adage has sole voting control over the shares?
No. The filing discloses shared voting power and shared dispositive power of 1,500,000 shares for each Reporting Person; it does not report sole voting or sole dispositive power.
What outstanding share count does the filing use to calculate percentage ownership?
The percentage (7.50%) is calculated using an aggregate of 20,000,000 Class A Ordinary Shares outstanding, reported as of March 30, 2026 and cited from Exhibit 99.1 to the company’s Form 8-K.
Does the Schedule 13G disclose Adage’s intent to trade the shares?
The Schedule 13G format signals a reported passive position; the excerpt does not disclose any intent to buy or sell or any plans changing passive status. Future filings would be required to show changes.
