Polar Asset Management reports 1.9% stake in Tavia

Polar Asset Management Partners Inc., an Ontario, Canada-based investment advisor, reports beneficial ownership of ordinary shares of Tavia Acquisition Corp. in this amended Schedule 13G filing.

Rhea-AI Filing Summary

Polar Asset Management Partners Inc., an Ontario, Canada-based investment advisor, reports beneficial ownership of ordinary shares of Tavia Acquisition Corp. in this amended Schedule 13G filing. Polar, as investment advisor to Polar Multi-Strategy Master Fund, reports beneficial ownership of 300,000 ordinary shares, representing 1.9% of Tavia’s outstanding class.

Polar has sole voting and sole dispositive power over all 300,000 shares, with no shared voting or dispositive power. The filing also confirms that Polar now holds 5% or less of this class of securities.

Key Figures

Shares beneficially owned: 300,000 shares Percent of class: 1.9% Sole voting power: 300,000 shares +2 more

5 metrics

Shares beneficially owned 300,000 shares Ordinary shares of Tavia Acquisition Corp. beneficially owned by Polar Asset Management Partners Inc.

Percent of class 1.9% Percentage of Tavia Acquisition Corp. ordinary share class beneficially owned by Polar

Sole voting power 300,000 shares Shares over which Polar Asset Management Partners Inc. has sole power to vote

Sole dispositive power 300,000 shares Shares over which Polar Asset Management Partners Inc. has sole power to dispose

Ownership threshold status 5 percent or less Ownership of 5 percent or less of a class as disclosed in Item 5

Key Terms

beneficially owned, Sole Dispositive Power, exempt market dealer, Schedule 13G

4 terms

beneficially owned financial

"Item 4. | Ownership (a) | Amount beneficially owned: 300000"

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.

Sole Dispositive Power financial

"Sole Dispositive Power 300,000.00 8 | Shared Dispositive Power 0.00"

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.

exempt market dealer regulatory

"investment fund manager, portfolio manager, exempt market dealer and commodity trading manager"

An exempt market dealer is a licensed financial intermediary who helps buy, sell and advise on private securities that are not offered through the public, regulated market. Think of them as a specialist broker for private deals—important to investors because they provide access to investments that can offer higher returns or diversification but come with less public information, fewer safeguards and higher risk than publicly traded stocks.

Schedule 13G regulatory

"form_type: "SCHEDULE 13G/A""

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.

FAQ

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

What percentage of Tavia Acquisition Corp. (TAVI) does Polar Asset Management Partners own?

Polar Asset Management Partners reports beneficial ownership of 1.9% of Tavia Acquisition Corp.’s ordinary shares. This corresponds to 300,000 shares over which it has sole voting and sole dispositive power.

How many Tavia Acquisition Corp. (TAVI) shares are beneficially owned by Polar Asset Management Partners?

Polar Asset Management Partners beneficially owns 300,000 ordinary shares of Tavia Acquisition Corp. It reports sole voting and sole dispositive power over all 300,000 shares, with no shared power disclosed.

Does Polar Asset Management Partners have sole or shared voting power over TAVI shares?

Polar Asset Management Partners has sole voting power over 300,000 shares of Tavia Acquisition Corp. It reports 0 shares subject to shared voting power and also has sole dispositive power over the same amount.

Why is Polar Asset Management Partners’ Schedule 13G/A for Tavia (TAVI) notable?

The filing shows Polar Asset Management Partners holds 5% or less of Tavia’s ordinary share class, with 1.9% beneficial ownership. It clarifies Polar’s role as investment advisor to Polar Multi-Strategy Master Fund for these holdings.

Who signed the Schedule 13G/A for Tavia Acquisition Corp. (TAVI) on behalf of Polar?

The Schedule 13G/A was signed by Andrew Ma, Chief Compliance Officer of Polar Asset Management Partners Inc. The signature date provided is 08/14/2026, confirming the reported ownership as of that filing.

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

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Available on EDGAR 08/14/2026 - 04:07 PM Accepted by SEC EDGAR 08/14/2026 - 04:02 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 3)

Tavia Acquisition Corp.

(Name of Issuer)

Ordinary shares, par value $0.0001 per share

(Title of Class of Securities)

G86880104

(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): G86880104

1

Names of Reporting Persons

Polar Asset Management Partners 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 300,000.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 300,000.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

300,000.00

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)

1.9 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Tavia Acquisition Corp.
(b)	Address of issuer's principal executive offices: 850 Library Avenue, Suite 204, Newark, DE, 19711
Item 2.
(a)	Name of person filing: This statement is filed by Polar Asset Management Partners Inc., a company incorporated under the laws of Ontario, Canada, which serves as the investment advisor to Polar Multi-Strategy Master Fund, a Cayman Islands exempted company ("PMSMF") with respect to the shares directly held by PMSMF.
(b)	Address or principal business office or, if none, residence: 16 York Street, Suite 2900, Toronto, Ontario, M5J 0E6
(c)	Citizenship: Canada
(d)	Title of class of securities: Ordinary shares, par value $0.0001 per share
(e)	CUSIP No.: G86880104
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).
	The Reporting Person is an investment fund manager, portfolio manager, exempt market dealer and commodity trading manager registered with the Ontario Securities Commission.
Item 4.	Ownership
(a)	Amount beneficially owned: 300000
(b)	Percent of class: 1.9 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 300000
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 300000
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	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.
	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.

Polar Asset Management Partners Inc.

Signature:	Andrew Ma
Name/Title:	Chief Compliance Officer
Date:	08/14/2026