Aurora Mobile (JG) director converts 87,118 RSUs into ADSs

Rhea-AI Filing Summary

Aurora Mobile Ltd director John Koh converted 87,118 restricted share units into 6,534 American depositary shares on August 1, 2026, with the RSUs reported as fully disposed. These RSUs were granted on August 1, 2025 under a share incentive plan and fully vested on August 1, 2026. After the conversion, he directly holds 48,320 ADSs.

Insider Trade Summary

Net Buyer: 6,534 shares

Net Buy 2 txns

Insider Koh John

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted share units F2, F3	87,118	$0.00	$0.00
Exercise	American depositary shares F1, F2	6,534	--	--

Holdings After Transaction: Restricted share units — 0 shares (Direct); American depositary shares — 48,320 shares (Direct)

Footnotes (3)

1. F1. Every three American depositary shares ("ADSs") of the Issuer represent 40 Class A common shares.
2. F2. The restricted share units ("RSUs") convert into ADSs at a conversion ratio of 3 ADSs for every 40 RSUs.
3. F3. The RSUs were granted to the reporting person on August 1, 2025 pursuant to a share incentive plan of the Issuer and fully vested on August 1, 2026.

Key Figures

RSUs converted: 87,118 restricted share units ADSs acquired: 6,534 American depositary shares ADS holdings after transaction: 48,320 American depositary shares +4 more

7 metrics

RSUs converted 87,118 restricted share units RSUs converted into ADSs on August 1, 2026 by director John Koh

ADSs acquired 6,534 American depositary shares ADSs received upon RSU conversion on August 1, 2026

ADS holdings after transaction 48,320 American depositary shares Direct ADS holdings reported following the August 1, 2026 transactions

RSU grant date August 1, 2025 Grant date of RSUs under a share incentive plan

RSU vesting date August 1, 2026 Date RSUs fully vested before conversion into ADSs

RSU to ADS conversion ratio 3 ADSs for every 40 RSUs Conversion terms for RSUs into ADSs in the incentive plan

ADS to Class A share ratio three American depositary shares ("ADSs") represent 40 Class A common shares Relationship between ADSs and underlying Class A common shares

Key Terms

Restricted share units, American depositary shares, share incentive plan, Class A common shares

4 terms

Restricted share units financial

"security_title: "Restricted share units" reported as derivative security"

Restricted share units (RSUs) are a promise from a company to give an employee or service provider actual shares or cash equal to the shares after certain conditions are met, typically staying with the company for a set time or hitting performance targets. Think of them like a time-locked gift card that becomes usable only after you’ve earned it. For investors, RSUs matter because they align employee incentives with company performance and can increase the number of shares outstanding over time, diluting existing ownership and affecting earnings per share.

American depositary shares financial

"security_title: "American depositary shares" reported as non-derivative security"

American depositary shares (ADSs) are a way for investors in the United States to buy shares of foreign companies without dealing with international markets directly. They represent ownership in a foreign company's stock and are traded on U.S. stock exchanges, making it easier for American investors to buy, sell, and own parts of companies from around the world.

share incentive plan financial

"RSUs were granted pursuant to a share incentive plan of the Issuer"

A share incentive plan is a company program that gives employees or directors the chance to receive or buy company shares, often after staying with the firm or meeting performance goals. It matters to investors because it’s like giving workers a slice of the company pie to boost performance and loyalty, but issuing those slices can reduce each existing owner’s portion and change metrics such as earnings per share and share count.

Class A common shares financial

"Every three ADSs of the Issuer represent 40 Class A common shares"

A Class A common share is a specific type of ordinary company share that represents an ownership stake and usually carries particular voting rights or payout priorities compared with other share classes. For investors it matters because those differences affect how much influence you have over company decisions, how dividends or liquidation proceeds might be distributed, and how easily the shares trade — like choosing between car models where one has extra features (more control) and another focuses on price or availability (liquidity).

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/03/2026 - 06:08 AM Accepted by SEC EDGAR 08/03/2026 - 06:07 AM Learn about SEC filing dates

FAQ

What insider transaction did Aurora Mobile (JG) director John Koh report?

Director John Koh reported converting 87,118 restricted share units into 6,534 American depositary shares (ADSs) on August 1, 2026. The RSUs were fully vested under a share incentive plan, and following the conversion he directly holds 48,320 ADSs in Aurora Mobile.

How many RSUs did John Koh convert into ADSs for Aurora Mobile (JG)?

John Koh converted 87,118 restricted share units (RSUs) into 6,534 ADSs for Aurora Mobile. The RSUs were disposed of as a derivative position, and the resulting ADSs increased his direct non-derivative holdings to 48,320 ADSs after the transaction.

What is the RSU-to-ADS conversion ratio in Aurora Mobile (JG)'s plan?

Aurora Mobile’s RSUs convert at 3 ADSs for every 40 RSUs under its share incentive plan. This matches the ADS structure where every three ADSs represent 40 Class A common shares, linking RSU awards to the company’s underlying equity.

When did Aurora Mobile (JG) grant and fully vest the RSUs held by John Koh?

The RSUs were granted to John Koh on August 1, 2025 and fully vested on August 1, 2026. They were issued pursuant to a share incentive plan, and immediately after vesting they were converted into ADSs and reported as disposed as derivative securities.

How many Aurora Mobile (JG) ADSs does John Koh hold after this Form 4 transaction?

After the reported transactions, John Koh directly holds 48,320 American depositary shares of Aurora Mobile. This balance reflects the acquisition of 6,534 ADSs from converting 87,118 RSUs, with his derivative RSU position reduced to zero following the conversion.

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^*

Koh John

(Last) (First) (Middle)

31/F, BLOCK 12-A, SHENZHEN BAY

SCIENCE AND TECHNOLOGY ECOLOGICAL PARK

(Street)

SHENZHEN 518057

(City) (State) (Zip)

CHINA

(Country)

2. Issuer Name and Ticker or Trading Symbol
Aurora Mobile Ltd [ JG ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/01/2026

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)	08/01/2026		M		6,534	A	(2)	48,320	D

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
Restricted share units	(2)	08/01/2026		M			87,118	(3)	(3)	Class A Common Shares	87,118	$0.0	0	D

Explanation of Responses:

1. Every three American depositary shares ("ADSs") of the Issuer represent 40 Class A common shares.

2. The restricted share units ("RSUs") convert into ADSs at a conversion ratio of 3 ADSs for every 40 RSUs.

3. The RSUs were granted to the reporting person on August 1, 2025 pursuant to a share incentive plan of the Issuer and fully vested on August 1, 2026.

	/s/ John Tiong Lu Koh	08/03/2026
	** 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)