[Form 4] Jinxin Technology Holding Co Insider Trading Activity

Rhea-AI Filing Summary

Jinxin Technology Holding Co director and CFO/COO Jun Jiang, through Light Stream Holdings Ltd., reported small open-market sales of American depositary shares. On June 26, 2026, Light Stream sold a total of 8 ADS in four transactions at prices between $3.717 and $3.833 per ADS. After these sales, Light Stream continued to hold 109,521 ADS indirectly on Jiang’s behalf. Each American depositary share represents 18 ordinary shares of Jinxin Technology Holding Company.

Insider Trade Summary

Net Seller: 8 shares ($30)

Net Sell 5 txns

Insider Jiang Jun Jason

Role CFO and COO

Sold 8 shs ($30.28)

Type	Security	Shares	Price	Value
Sale	American depositary shares	2	$3.833	$7.67
Sale	American depositary shares	2	$3.802	$7.60
Sale	American depositary shares	2	$3.787	$7.57
Sale	American depositary shares	2	$3.717	$7.43
holding	Ordinary shares	--	--	--

Holdings After Transaction: American depositary shares — 109,521 shares (Indirect, By Light Stream Holdings Ltd.); Ordinary shares — 2 shares (Indirect, By Light Stream Holdings Ltd.)

Footnotes (1)

1. Each American depositary share represents 18 ordinary shares of Jinxin Technology Holding Company. Light Stream Holdings Ltd. is a British Virgin Islands company wholly-owned by Jun Jiang.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/30/2026 - 06:06 AM Accepted by SEC EDGAR 06/30/2026 - 06:05 AM 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^*

Jiang Jun Jason

(Last) (First) (Middle)

FLOOR 8, BUILDING D, SHENGYIN BUILDING

SHENGXIA ROAD 666, PUDONG DISTRICT

(Street)

SHANGHAI 201210

(City) (State) (Zip)

CHINA

(Country)

2. Issuer Name and Ticker or Trading Symbol
Jinxin Technology Holding Co [ NAMI ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/26/2026

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
American depositary shares(1)	06/26/2026		S		2	D	$3.833	109,521	I	By Light Stream Holdings Ltd.(2)
American depositary shares(1)	06/26/2026		S		2	D	$3.802	107,521	I	By Light Stream Holdings Ltd.(2)
American depositary shares(1)	06/26/2026		S		2	D	$3.787	106,930	I	By Light Stream Holdings Ltd.(2)
American depositary shares(1)	06/26/2026		S		2	D	$3.717	106,457	I	By Light Stream Holdings Ltd.(2)
Ordinary shares								2	I	By Light Stream Holdings Ltd.

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. Each American depositary share represents 18 ordinary shares of Jinxin Technology Holding Company.

2. Light Stream Holdings Ltd. is a British Virgin Islands company wholly-owned by Jun Jiang.

	/s/ Jun Jiang	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)