Osprey Acquisition Corp. III (OSPRU) joint owners report 2.2M shares

Rhea-AI Filing Summary

Osprey Acquisition Corp. III filed a Schedule 13G reporting beneficial ownership of 2,200,000 Class A Ordinary Shares. The filing shows 2,200,000 shares, equal to 6.1% of the class, held jointly by MMCAP International Inc. SPC and MM Asset Management Inc. under a joint filing agreement dated 07/07/2026. Voting and dispositive power are shared for the full amount; no sole voting or dispositive power is reported.

Insights

Institutional Ownership Analyst

Large passive holding reported: joint owners hold 6.1% of Osprey III.

The filing lists a 2,200,000-share position representing 6.1% of Class A Ordinary Shares as of the reported dates. The position is reported via a joint filing agreement between MMCAP International Inc. SPC and MM Asset Management Inc..

Shareholders should note the ownership stake size; subsequent filings would show changes. Timing and cash‑flow treatment are not provided in the excerpt.

Corporate Governance Specialist

Shared voting and dispositive power is declared; no sole control.

The Schedule 13G entries show 0 sole voting power and 2,200,000 shared voting and dispositive powers, indicating coordinated but not unilateral control over the shares.

The filing includes an Exhibit 99.1 Joint Filing Agreement; review of that agreement in full filings will clarify decision‑making mechanics and any limits on actions.

Key Figures

Beneficial ownership: 2,200,000 shares Percent of class: 6.1% Sole voting power: 0 shares +1 more

4 metrics

Beneficial ownership 2,200,000 shares Class A Ordinary Shares

Percent of class 6.1% Class A Ordinary Shares

Sole voting power 0 shares as reported on Schedule 13G

Shared voting power 2,200,000 shares as reported on Schedule 13G

Key Terms

Schedule 13G, beneficially owned, joint filing agreement

3 terms

Schedule 13G regulatory

"Item 1. Name of issuer: Osprey Acquisition Corp. III"

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 owned financial

"Item 4. Ownership (a) Amount beneficially owned: 2,200,000"

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.

joint filing agreement regulatory

"Exhibit 99.1 Joint Filing Agreement"

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Available on EDGAR 07/07/2026 - 12:18 PM Accepted by SEC EDGAR 07/07/2026 - 12:17 PM Learn about SEC filing dates

FAQ

What stake does OSPRU Schedule 13G report for MMCAP and MM Asset Management?

The filing reports 2,200,000 shares, representing 6.1% of Class A Ordinary Shares. These shares are held jointly by MMCAP International Inc. SPC and MM Asset Management Inc., per the joint filing.

Who has voting and disposition rights over the reported shares in OSPRU?

The filing shows 0 sole voting or dispositive power and 2,200,000 shared voting and dispositive power. That indicates joint control rather than individual sole control over the position.

When was the Schedule 13G for OSPRU signed and filed?

Signatures in the excerpt show dates of 07/06/2026 and 07/07/2026. The joint filing agreement is attached as Exhibit 99.1 in the filing excerpt.

Does the Schedule 13G indicate any sole ownership or control of OSPRU shares?

No. The Schedule 13G reports 0 shares with sole voting or dispositive power; all 2,200,000 reported shares are listed as shared voting and dispositive power.

Is the reported 6.1% ownership in OSPRU considered a controlling stake?

The filing reports a 6.1% beneficial stake but shows shared control, not sole control. The excerpt does not state that this ownership confers control or triggers governance changes.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Osprey Acquisition Corp. III

(Name of Issuer)

Class A Ordinary Shares

(Title of Class of Securities)

G6841G107

(CUSIP Number)

07/01/2026

(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): G6841G107

1

Names of Reporting Persons

MMCAP International Inc. SPC

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,200,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,200,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,200,000.00

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)

6.1 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

CUSIP Number(s): G6841G107

1

Names of Reporting Persons

MM Asset Management Inc.

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

ONTARIO, CANADA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,200,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,200,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,200,000.00

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)

6.1 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Osprey Acquisition Corp. III
(b)	Address of issuer's principal executive offices: 1845 Walnut Street, Suite 1111, Philadelphia, Pennsylvania 19103
Item 2.
(a)	Name of person filing: i) MMCAP International Inc. SPC ii) MM Asset Management Inc.
(b)	Address or principal business office or, if none, residence: i) c/o Mourant Governance Services (Cayman) Limited, 94 Solaris Avenue, Camana Bay, P. O. Box 1348, Grand Cayman KY1-1108, Cayman Islands ii) 161 Bay Street, TD Canada Trust Tower, Suite 2240, Toronto, Ontario M5J 2S1 Canada
(c)	Citizenship: i) Cayman Islands ii) Ontario, Canada
(d)	Title of class of securities: Class A Ordinary Shares
(e)	CUSIP Number(s): G6841G107
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: 2,200,000
(b)	Percent of class: 6.1%
(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: 2,200,000
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 2,200,000
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 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.

MMCAP International Inc. SPC

Signature:	Ulla Vestergaard
Name/Title:	Director
Date:	07/07/2026

MM Asset Management Inc.

Signature:	Hillel Meltz
Name/Title:	President
Date:	07/06/2026

Exhibit Information

Exhibit 99.1 Joint Filing Agreement