Golden Sun (NASDAQ: GSUN) director Yu Zhenghua files initial ownership Form 3

Rhea-AI Filing Summary

Golden Sun Technology Group Ltd. director Yu Zhenghua filed an initial Form 3, which is the required statement of beneficial ownership for new insiders. The filing lists Yu’s status as a director of GSUN but shows no reported transactions or derivative positions at this time.

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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

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1. Name and Address of Reporting Person^*

Yu Zhenghua

(Last) (First) (Middle)

ROOM 503, BUILDING C2, NO. 1599

XINJINQIAO ROAD, PUDONG NEW AREA

(Street)

SHANGHAI 200083

(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
Golden Sun Technology Group Ltd. [ GSUN ]

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
	Officer (give title below)		Other (specify below)

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)

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:

No securities are beneficially owned.

	/s/ Zhenghua Yu	03/26/2026
	** 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)

FAQ

What does the Golden Sun Technology Group Ltd. (GSUN) Form 3 filing show?

The Form 3 filing shows that Yu Zhenghua is a director of Golden Sun Technology Group Ltd. It serves as an initial statement of beneficial ownership, with no transactions or derivative positions reported in the summarized data.

Did Yu Zhenghua report any stock purchases or sales in GSUN on this Form 3?

No, the summarized Form 3 data for Yu Zhenghua shows zero buy and zero sell transactions. The transactionSummary lists buyCount, sellCount, and netBuySellShares all as 0, indicating no reported trades in GSUN shares in this filing.

Are there any derivative securities reported for Yu Zhenghua in GSUN?

No derivative securities are reported for Yu Zhenghua in this Form 3. The derivativeSummary is empty and derivativeTransactionCount is 0, indicating no options, warrants, or other derivative positions disclosed in the provided data.

What is the role of Yu Zhenghua at Golden Sun Technology Group Ltd. (GSUN)?

According to the Form 3 data, Yu Zhenghua is a director of Golden Sun Technology Group Ltd. The is_director field is marked as 1, while is_officer and is_ten_percent_owner are 0, indicating a board role without officer or 10% owner status.

Does the GSUN Form 3 mention any gifts, tax withholdings, or restructurings?

No, the Form 3 summary for GSUN shows giftCount, taxWithholdingCount, and restructuringCount all at 0. This indicates no reported gifts, tax-withholding dispositions, or restructuring-related transfers for Yu Zhenghua in this filing.