[SCHEDULE 13G] Oyster Enterprises II Acquisition Corp Units SEC Filing

Rhea-AI Filing Summary

AQR Capital Management and affiliated entities report beneficial ownership of 1,495,000 Class A ordinary shares of Oyster Enterprises II, representing 5.75% of the class. The filing is submitted on Schedule 13G and shows the stake held with shared voting and shared dispositive power across the reporting entities, while AQR Capital Management lists a de minimis sole voting power of one share. The filers certify the shares are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer. The Schedule names three AQR entities as reporting persons.

Positive

• Beneficial ownership of 1,495,000 Class A shares, representing 5.75% of the class
• Filed on Schedule 13G with certification the stake is held in the ordinary course and not to influence control

Negative

• None.

Insights

Financial Analyst

TL;DR AQR holds a material passive stake (5.75%, 1,495,000 shares), signaling meaningful investor interest without a stated intent to seek control.

The Schedule 13G disclosure confirms the group exceeds the 5% reporting threshold, requiring public disclosure of the position. The filing shows shared voting and dispositive power over 1,495,000 shares, indicating the stake is reported collectively by AQR affiliates. Because this is a 13G rather than a 13D, the reported posture is passive, which limits immediate governance or takeover implications but still represents a sizeable ownership position that could be relevant for market liquidity and future disclosures.

Corporate Governance Expert

TL;DR Passive 5.75% ownership increases disclosure visibility but the certification reduces short-term governance pressure.

The filing explicitly certifies the holdings were acquired and are held in the ordinary course of business and not to influence control, consistent with a Schedule 13G passive filing. Reporting by multiple affiliated entities with shared voting and dispositive power is noted, which is typical for institutional groups but means governance engagement would require separate, explicit actions or a change in filing status. For issuers, a disclosed >5% holder is material information investors and boards monitor for potential future activism or coordination.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Oyster Enterprises II Acquisition Corp

(Name of Issuer)

Class A ordinary shares, par value $0.0001 per share

(Title of Class of Securities)

G6861F104

(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. G6861F104

1

Names of Reporting Persons

AQR 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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1.00
6	Shared Voting Power 1,495,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,495,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,495,000.00

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)

5.75 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP No. G6861F104

1

Names of Reporting Persons

AQR Capital Management Holdings, 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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,495,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,495,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,495,000.00

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)

5.75 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP No. G6861F104

1

Names of Reporting Persons

AQR Arbitrage, 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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,495,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,495,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,495,000.00

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)

5.75 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Oyster Enterprises II Acquisition Corp
(b)	Address of issuer's principal executive offices: 801 BRICKELL AVENUE, FLOOR 8, MIAMI, FLORIDA 33131
Item 2.
(a)	Name of person filing: AQR Capital Management, LLC AQR Capital Management Holdings, LLC AQR Arbitrage, LLC
(b)	Address or principal business office or, if none, residence: ONE GREENWICH PLAZA SUITE 130 Greenwich, Connecticut 06830
(c)	Citizenship: AQR Capital Management, LLC - UNITED STATES AQR Capital Management Holdings, LLC - UNITED STATES AQR Arbitrage, LLC - UNITED STATES
(d)	Title of class of securities: Class A ordinary shares, par value $0.0001 per share
(e)	CUSIP No.: G6861F104
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: 1,495,000* *Units representing 1,495,000 shares of Class A ordinary shares, par value $0.0001 per share
(b)	Percent of class: 5.75 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: AQR Capital Management, LLC - 1 AQR Capital Management Holdings, LLC - 0 AQR Arbitrage, LLC - 0
	(ii) Shared power to vote or to direct the vote: AQR Capital Management, LLC - 1,495,000 AQR Capital Management Holdings, LLC - 1,495,000 AQR Arbitrage, LLC - 1,495,000
	(iii) Sole power to dispose or to direct the disposition of: AQR Capital Management, LLC - 0 AQR Capital Management Holdings, LLC - 0 AQR Arbitrage, LLC - 0
	(iv) Shared power to dispose or to direct the disposition of: AQR Capital Management, LLC - 1,495,000 AQR Capital Management Holdings, LLC - 1,495,000 AQR Arbitrage, LLC - 1,495,000
Item 5.	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.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Item 2(a) above.
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.

AQR Capital Management, LLC

Signature:	Henry Parkin
Name/Title:	Authorized Signatory
Date:	08/12/2025

AQR Capital Management Holdings, LLC

Signature:	Henry Parkin
Name/Title:	Authorized Signatory
Date:	08/12/2025

AQR Arbitrage, LLC

Signature:	Henry Parkin
Name/Title:	Authorized Signatory
Date:	08/12/2025

Exhibit Information

AQR Capital Management Holdings, LLC, AQR Capital Management, LLC, and AQR Arbitrage, LLC hereby agree that this Schedule 13G is filed on behalf of each of the parties. AQR Capital Management, LLC is a wholly owned subsidiary of AQR Capital Management Holdings, LLC. AQR Arbitrage, LLC is deemed to be controlled by AQR Capital Management, LLC.

FAQ

How many Oyster Enterprises II (OYSEU) shares does AQR report owning?

AQR reports beneficial ownership of 1,495,000 Class A ordinary shares, equal to 5.75% of the class.

Which AQR entities filed the Schedule 13G for OYSEU?

The filing lists AQR Capital Management, LLC, AQR Capital Management Holdings, LLC, and AQR Arbitrage, LLC as reporting persons.

Does the Schedule 13G indicate AQR intends to influence control of Oyster Enterprises II (OYSEU)?

No. The filers certify the shares are held in the ordinary course of business and were not acquired to change or influence control.

What voting and dispositive powers are reported by AQR for these OYSEU shares?

The filing reports shared voting power of 1,495,000 and shared dispositive power of 1,495,000; AQR Capital Management lists sole voting power of 1 and sole dispositive power of 0.

Under what SEC schedule was the position disclosed for OYSEU?

The position was disclosed on Schedule 13G, which generally indicates a passive holding above the 5% reporting threshold.