JATT sponsor forfeits 225,000 shares at no cost

JATT II Acquisition Corp. reported an administrative share adjustment involving its sponsor.

Rhea-AI Filing Summary

JATT II Acquisition Corp. reported an administrative share adjustment involving its sponsor. JATT Ventures II L.P., the sponsor, forfeited 225,000 Ordinary Shares to the company at no cost after the remaining portion of the underwriters' over-allotment option expired under the Registration Statement.

The sponsor is the record holder of the securities, and Dr. Someit Sidhu has voting and investment discretion over these shares through his roles in the sponsor entities. He disclaims beneficial ownership except to the extent of his pecuniary interest. Following the forfeiture, 1,800,000 Ordinary Shares are reported as indirectly held.

Insider Trade Summary

Other: 225,000 shares

Other 1 txn

Insider Sidhu Someit

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Other	Ordinary Shares	225,000	$0.00	$0.00

Holdings After Transaction: Ordinary Shares — 1,800,000 shares (Indirect, See Footnote)

Footnotes (2)

1. F1. 225,000 Ordinary Shares were forfeited to the Issuer by JATT Ventures II L.P. (the "Sponsor") at no cost, in connection with the expiration of the remaining portion of the underwriters' over-allotment option as described in the Registration Statement.
2. F2. The Sponsor is the record holder of the securities reported herein. The Sponsor is the sole general partner of JATT Ventures II L.P., and Dr. Someit Sidhu is a limited partner of the Sponsor. Dr. Someit Sidhu is also the sole member of JATT Ventures II Ltd. Dr. Someit Sidhu has voting and investment discretion with respect to the ordinary shares held of record by the Sponsor. Dr. Someit Sidhu disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

Key Figures

Shares forfeited: 225,000 Ordinary Shares Indirect holdings after transaction: 1,800,000 Ordinary Shares

2 metrics

Shares forfeited 225,000 Ordinary Shares Forfeited to issuer at no cost upon over-allotment expiration

Indirect holdings after transaction 1,800,000 Ordinary Shares Ordinary shares indirectly held following the restructuring event

Key Terms

over-allotment option, Registration Statement, beneficial ownership, pecuniary interest, +1 more

5 terms

over-allotment option financial

"in connection with the expiration of the remaining portion of the underwriters' over-allotment option as described in the Registration Statement"

An over-allotment option is a special agreement that allows underwriters to sell more shares than initially planned if demand is high. Think of it like a retailer offering extra units of a popular product to meet additional customer interest. This option helps ensure the full sale is completed and can also give investors extra shares if they want more.

Registration Statement regulatory

"in connection with the expiration of the remaining portion of the underwriters' over-allotment option as described in the Registration Statement"

A registration statement is a formal document that companies file with a government agency to offer new shares of stock to the public. It provides essential information about the company's finances, operations, and risks, helping investors make informed decisions. Think of it as a detailed product description that ensures transparency and trust before buying into a company.

beneficial ownership financial

"Dr. Someit Sidhu disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

pecuniary interest financial

"other than to the extent of any pecuniary interest he may have therein, directly or indirectly"

general partner financial

"The Sponsor is the sole general partner of JATT Ventures II L.P., and Dr. Someit Sidhu is a limited partner of the Sponsor"

A general partner is the person or firm that runs an investment partnership and legally represents it — they make the day-to-day decisions, choose which assets to buy or sell, and are responsible for the partnership’s obligations. Investors care because the general partner’s judgment, risk-taking and fee and profit-sharing arrangements determine both the potential returns and the level of exposure to losses; think of the GP as the ship’s captain whose skill and honesty shape the voyage’s outcome.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What transaction did JATT (JATT) disclose for Dr. Someit Sidhu?

JATT disclosed an administrative share adjustment where the sponsor, JATT Ventures II L.P., forfeited 225,000 Ordinary Shares to the company at no cost, linked to the expiration of the remaining underwriters' over-allotment option described in the Registration Statement.

How many JATT (JATT) shares were forfeited and why?

The sponsor forfeited 225,000 Ordinary Shares to JATT II Acquisition Corp. at no cost. This occurred in connection with the expiration of the remaining portion of the underwriters' over-allotment option, as referenced in the company’s Registration Statement for its offering.

Who holds the JATT (JATT) securities reported in this Form 4?

The securities are held of record by JATT Ventures II L.P., the sponsor. The sponsor is the sole general partner of JATT Ventures II L.P., and Dr. Someit Sidhu has voting and investment discretion over the ordinary shares held by the sponsor entities.

What is Dr. Someit Sidhu’s beneficial ownership position in JATT (JATT) after the transaction?

After the forfeiture, 1,800,000 Ordinary Shares are reported as indirectly held. Dr. Someit Sidhu disclaims beneficial ownership of the securities held by the sponsor except to the extent of any pecuniary interest he may have, directly or indirectly, in those holdings.

Does the JATT (JATT) Form 4 indicate a typical market buy or sell?

No, the Form 4 reflects an "other" transaction coded as J, describing forfeiture of shares by the sponsor to the issuer at no cost, related to the expiration of an over-allotment option, rather than an open-market purchase or sale of JATT shares.

How is Dr. Someit Sidhu related to the JATT (JATT) sponsor entities?

Dr. Someit Sidhu is a limited partner of the sponsor, JATT Ventures II L.P., and the sole member of JATT Ventures II Ltd. Through these roles, he has voting and investment discretion over the sponsor’s JATT ordinary shares, subject to his beneficial ownership disclaimer.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/30/2026 - 05:11 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sidhu Someit

(Last) (First) (Middle)

153 CENTRAL AVENUE C/O 56

(Street)

WESTFIELD NEW JERSEY 07091

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
JATT II Acquisition Corp. [ JATT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/06/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	06/06/2026		J(1)		225,000(1)	D	$0	1,800,000(2)	I	See Footnote(2)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 225,000 Ordinary Shares were forfeited to the Issuer by JATT Ventures II L.P. (the "Sponsor") at no cost, in connection with the expiration of the remaining portion of the underwriters' over-allotment option as described in the Registration Statement.

2. The Sponsor is the record holder of the securities reported herein. The Sponsor is the sole general partner of JATT Ventures II L.P., and Dr. Someit Sidhu is a limited partner of the Sponsor. Dr. Someit Sidhu is also the sole member of JATT Ventures II Ltd. Dr. Someit Sidhu has voting and investment discretion with respect to the ordinary shares held of record by the Sponsor. Dr. Someit Sidhu disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

	/s/ Someit Sidhu	06/30/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)