Ostin Technology director reports initial share holdings

Ostin Technology Group Co., Ltd. director and secretary Yin Xiao Hong has reported indirect ownership of 3,850 Class A Ordinary Shares.

Accepted by SEC EDGAR 04/02/2026 - 07:01 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Ostin Technology Group Co., Ltd. director and secretary Yin Xiao Hong has reported indirect ownership of 3,850 Class A Ordinary Shares. These shares are held through JQZY, over whose securities she holds voting power, indicating an indirect beneficial stake rather than shares held in her own name.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Yin Xiao Hong

Role Director and Secretary

Type	Security	Shares	Price	Value
Holding	Class A Ordinary Share	--	--	--

Holdings: Class A Ordinary Share — 3,850 shares (Indirect, Xiaohong Yin, sole owner/director of JQZY, holds voting power over its securities.)

Key Figures

Indirect holdings: 3,850 Class A Ordinary Shares

1 metrics

Indirect holdings 3,850 Class A Ordinary Shares Reported as indirectly owned through JQZY

Key Terms

Form 3, Class A Ordinary Share, indirect ownership

3 terms

Form 3 regulatory

"Form 3 data reflects a holding entry"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

Class A Ordinary Share financial

"3,850 Class A Ordinary Shares are indirectly owned"

A Class A ordinary share is a type of common stock a company issues that carries a specific set of rights—most often particular voting power, dividend terms, or transfer rules—distinct from other share classes. For investors it matters because those rights affect control over company decisions, how income is paid out, and how easy shares are to buy or sell; think of it like a tiered ticket that gives different access and influence at the same event.

indirect ownership financial

"reported as indirect ownership through JQZY"

FAQ

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

What does Ostin Technology (OST) director Yin Xiao Hong report in this Form 3?

The Form 3 shows that Yin Xiao Hong, a director and secretary of Ostin Technology, indirectly owns 3,850 Class A Ordinary Shares. The shares are held through JQZY, and she holds voting power over that entity’s securities, indicating indirect beneficial ownership.

How many Ostin Technology (OST) shares does Yin Xiao Hong indirectly own?

Yin Xiao Hong reports indirect ownership of 3,850 Class A Ordinary Shares of Ostin Technology. These shares are not held directly in her name but through JQZY, an entity over whose securities she holds voting power, giving her an indirect beneficial interest.

Is Yin Xiao Hong’s ownership in Ostin Technology (OST) direct or indirect?

Her reported ownership is indirect. The 3,850 Class A Ordinary Shares are held through JQZY, rather than in her personal account. She is described as the sole owner and director of JQZY and holds voting power over its securities, creating indirect beneficial ownership.

What role does JQZY play in Yin Xiao Hong’s Ostin Technology (OST) holdings?

JQZY is the entity that formally holds the 3,850 Class A Ordinary Shares of Ostin Technology. Yin Xiao Hong is identified as sole owner and director of JQZY and holds voting power over its securities, so her stake in the company is reported as indirect ownership.

Does the Form 3 for Ostin Technology (OST) show any recent share purchases or sales?

The Form 3 data reflects a holding entry, not a new purchase or sale. It reports that 3,850 Class A Ordinary Shares are indirectly owned through JQZY, with no separate transaction price, transaction code, or buy or sell shares disclosed in the provided information.

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

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Yin Xiao Hong

(Last) (First) (Middle)

BUILDING 2, 101, 1 KECHUANG ROAD

QIXIA DISTRICT

(Street)

NANJING JIANGSU PROVINCE 210046

(City) (State) (Zip)

CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Ostin Technology Group Co., Ltd. [ OST ]

3a. Foreign Trading Symbol

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

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Director and Secretary

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Ordinary Share	3,850	I	Xiaohong Yin, sole owner/director of JQZY, holds voting power over its securities.

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Xiaohong Yin is the sole shareholder and director of JQZY Investment Management Limited ("JQZY"), a British Virgin Islands company, and has sole voting and dispositive power over the securities held by JQZY Investment Management Limited. JQZY Investment Management Limited owns 3,850 Class A ordinary shares of Ostin Technology Group Co., Ltd.

	/s/ Xiaohong Yin	04/02/2026
	** 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 5 (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 3: SEC 1473 (03-26)