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Balyasny Asset Management L.P. and affiliated entities report beneficial ownership of common stock of JATT II ACQUISITION CORP. Through Atlas Diversified Master Fund, Ltd., they are associated with 500,000 shares of common stock, par value $0.0001 per share.
Based on 8,025,000 shares outstanding as of May 28, 2026, the reporting group may be deemed to beneficially own approximately 6.23% of the class. Each reporting person is listed with sole voting and sole dispositive power over 500,000 shares, and no shared voting or dispositive power. Atlas Diversified Master Fund, Ltd., as the direct holder, has the right to receive dividends and proceeds from any sale of these securities.
Key Figures
Beneficial ownership stake:6.23%Shares beneficially owned:500,000 sharesShares outstanding:8,025,000 shares+2 more
5 metrics
Beneficial ownership stake6.23%Approximate percentage of JATT common stock beneficially owned by the reporting persons
Shares beneficially owned500,000 sharesCommon stock of JATT II ACQUISITION CORP held through Atlas Diversified Master Fund, Ltd.
Shares outstanding8,025,000 sharesJATT common shares outstanding as of May 28, 2026, used to compute ownership percentage
Par value per share$0.0001 per sharePar value of JATT II ACQUISITION CORP common stock
beneficial owner, sole voting power, sole dispositive power, investment manager, +1 more
5 terms
beneficial ownerfinancial
"Each of the Reporting Persons may be deemed to be the beneficial owner of approximately 6.23% of the Shares"
A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.
sole voting powerfinancial
"Each of the Reporting Persons has the sole power to vote or to direct the vote of 500000 shares"
Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.
sole dispositive powerfinancial
"Each of the Reporting Persons has the sole power to dispose or to direct the disposition of 500000 shares"
Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.
investment managerfinancial
"By virtue of its position as the investment manager of Atlas Diversified Master Fund, Ltd."
percent of classfinancial
"Percent of class: Each of the Reporting Persons may be deemed to be the beneficial owner of approximately 6.23% of the Shares"
Percent of class is the portion of a specific category of securities—such as a company’s common shares, preferred shares, or a bond series—that takes part in or approves a corporate action (vote, consent, tender, etc.). Investors watch this number because it reveals how much support or opposition exists within that particular shareholder group; like counting how many members of a club back a proposal, it can determine whether a plan passes or how influence is distributed.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What percentage of JATT common stock does Balyasny Asset Management report owning?
Balyasny Asset Management and affiliated entities report beneficial ownership of approximately 6.23% of JATT II ACQUISITION CORP common stock, based on 8,025,000 shares outstanding as of May 28, 2026, and a reported position of 500,000 shares.
How many JATT shares are beneficially owned by Balyasny-related entities?
The reporting group associated with Balyasny Asset Management reports beneficial ownership of 500,000 shares of JATT II ACQUISITION CORP common stock. This holding represents their entire reported position and is used to calculate their 6.23% stake in the issuer.
What is the total number of JATT shares outstanding used for Balyasny’s ownership calculation?
The reported ownership percentage is based on 8,025,000 shares of JATT II ACQUISITION CORP common stock outstanding as of May 28, 2026, as referenced in the issuer’s Form 10-Q, leading to the calculated 6.23% beneficial ownership.
Which entity directly holds the JATT shares tied to Balyasny’s reported ownership?
The 500,000 JATT shares are held directly by Atlas Diversified Master Fund, Ltd., a Cayman Islands exempted company. Balyasny Asset Management L.P. serves as investment manager to this fund and may be deemed to exercise voting and investment power over these shares.
Does Balyasny report sole or shared voting power over its JATT stake?
Each reporting person associated with Balyasny is listed with sole voting power over 500,000 shares and sole dispositive power over 500,000 shares, with no shared voting or shared dispositive power reported for the JATT common stock position.
Who has the right to receive dividends and sale proceeds from the reported JATT shares?
Atlas Diversified Master Fund, Ltd. has the right to receive dividends and proceeds from the sale of the 500,000 JATT shares. It is described as a Cayman Islands exempted company that is an investment management client of Balyasny Asset Management L.P.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
JATT II ACQUISITION CORP
(Name of Issuer)
Common Stock
(Title of Class of Securities)
G50765109
(CUSIP Number)
06/30/2026
(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):
G50765109
1
Names of Reporting Persons
BALYASNY ASSET 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
500,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
500,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
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)
6.23 %
12
Type of Reporting Person (See Instructions)
IA, PN
SCHEDULE 13G
CUSIP Number(s):
G50765109
1
Names of Reporting Persons
BAM GP 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
500,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
500,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
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)
6.23 %
12
Type of Reporting Person (See Instructions)
HC, OO
SCHEDULE 13G
CUSIP Number(s):
G50765109
1
Names of Reporting Persons
Balyasny Asset Management Holdings 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
500,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
500,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
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)
6.23 %
12
Type of Reporting Person (See Instructions)
HC, PN
SCHEDULE 13G
CUSIP Number(s):
G50765109
1
Names of Reporting Persons
Dames GP 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
500,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
500,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
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)
6.23 %
12
Type of Reporting Person (See Instructions)
HC, OO
SCHEDULE 13G
CUSIP Number(s):
G50765109
1
Names of Reporting Persons
Dmitry Balyasny
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
500,000.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
500,000.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
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)
6.23 %
12
Type of Reporting Person (See Instructions)
HC, IN
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
JATT II ACQUISITION CORP
(b)
Address of issuer's principal executive offices:
153 Central Avenue C/O 56, Westfield, NJ, 07091
Item 2.
(a)
Name of person filing:
This statement is being filed by (1) Balyasny Asset Management L.P., a Delaware limited partnership ("BAM"), (2) BAM GP LLC, a Delaware limited liability company ("BAM GP"), (3) Balyasny Asset Management Holdings LP, a Delaware limited partnership ("BAM Holdings"), (4) Dames GP LLC, a Delaware limited liability company ("Dames"), and (5) Dmitry Balyasny, a United States citizen (collectively, the "Reporting Persons"). BAM GP is the General Partner of BAM. BAM Holdings is the Sole Member of BAM GP. Dames is the General Partner of BAM Holdings. Dmitry Balyasny is the Managing Member of Dames.
(b)
Address or principal business office or, if none, residence:
The principal business address of each of BAM, BAM GP, BAM Holdings, Dames, and Mr. Balyasny is located at 444 West Lake Street, 50th Floor, Chicago, IL 60606.
(c)
Citizenship:
(1) BAM is a Delaware limited partnership, (2) BAM GP is a Delaware limited liability company, (3) BAM Holdings is a Delaware limited partnership, (4) Dames is a Delaware limited liability company, and (5) Mr. Balyasny is a United States citizen.
(d)
Title of class of securities:
Common Stock
(e)
CUSIP Number(s):
G50765109
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:
By virtue of its position as the investment manager of Atlas Diversified Master Fund, Ltd. ("ADMF"), the direct holder of 500,000 shares of common stock, par value $0.0001 per share ("Shares"), reported herein, BAM may be deemed to exercise voting and investment power over such Shares held by ADMF and thus may be deemed to beneficially own such Shares. By virtue of its position as the General Partner of BAM, BAM GP may be deemed to exercise voting and investment power over the Shares held directly by ADMF and thus may be deemed to beneficially own such Shares. By virtue of its position as the Sole Member of BAM GP, BAM Holdings may be deemed to exercise voting and investment power over the Shares held directly by ADMF and thus may be deemed to beneficially own such Shares. By virtue of its position as the General Partner of BAM Holdings, Dames may be deemed to exercise voting and investment power over the Shares held directly by ADMF and thus may be deemed to beneficially own such Shares. By virtue of his position as the Managing Member of Dames, Mr. Balyasny may be deemed to exercise voting and investment power over the Shares held directly by ADMF and thus may be deemed to beneficially own such Shares.
(b)
Percent of class:
Each of the Reporting Persons may be deemed to be the beneficial owner of approximately 6.23% of the Shares, based on 8,025,000 Shares outstanding as of May 28, 2026, as reported in the Issuer's Report on Form 10-Q filed with the Securities and Exchange Commission on May 29, 2026. The report amount consists of 500,000 Shares.
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
Each of the Reporting Persons has the sole power to vote or to direct the vote of 500000 shares.
(ii) Shared power to vote or to direct the vote:
0
(iii) Sole power to dispose or to direct the disposition of:
Each of the Reporting Persons has the sole power to dispose or to direct the disposition of 500000 shares.
(iv) Shared power to dispose or to direct the disposition of:
0
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.
ADMF is a Cayman Islands exempted company that is an investment management client of BAM, and has the right to receive dividends from, or the proceeds from the sale of, the reported securities.
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.
