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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person ^*

Sun Jian David

(Last)

(First)

(Middle)

10TH FLOOR, T1. YUZHONGXIN

NO. 268 YUBEI ROAD, PUDONG NEW AREA

(Street)

SHANGHAI, P.R.C

201204

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
111, Inc. [ YI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
06/11/2026

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

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 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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
RSUs (Class A) ⁽¹⁾	09/12/2018		A		18,366	A	$ 0	18,366	D
RSUs (Class A) ⁽²⁾	05/11/2026		A		378,737	A	$ 0	397,103	D
RSUs (Class A) ⁽³⁾	05/12/2026		A		413,168	A	$ 0	810,271	D
RSUs (Class A) ⁽⁴⁾	05/26/2026		S		29,280	D	$ 0.27	780,991	D
RSUs (Class A) ⁽⁵⁾	05/27/2026		S		70,440	D	$ 0.25	710,551	D
RSUs (Class A)	06/09/2026		S		12,000	D	$ 0.23	698,551	D
RSUs (Class A)	06/10/2026		S		115,440	D	$ 0.22	583,111	D
RSUs (Class A)	06/11/2026		S		111,100	D	$ 0.23	472,011	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Each RSU represents a contingent right to receive one Class A ordinary share. As of the date of this Form 4, all such RSUs have fully vested.

2. Represent a grant of 378,737 RSUs, each RSU representing the right to receive one Class A ordinary share of the Issuer, with a grant date of May 11, 2026, which shall vest in full on the grant date.

3. Represent a grant of 413,168 RSUs, each RSU representing the right to receive one Class A ordinary share of the Issuer, with a grant date of May 12, 2026 and a vesting commencement date of May 12, 2026. Each such grant shall vest as to 25% of the RSUs on each of the first, second, third and fourth anniversaries of May 12, 2026; provided, however, that if the Reporting Person's service with the Issuer or any Service Recipient (as defined in the applicable Award Agreement) terminates in any vesting year other than for Cause (as defined in the applicable Award Agreement), the portion otherwise scheduled to vest for such vesting year shall vest pro rata based on the number of full months actually served by the grantee during such vesting year, with one-twelfth (1/12) of the amount scheduled to vest for such vesting year vesting for each completed month of service in such year.

4. Represents the sale of 29,280Class A ordinary share (in the form of 1,464 ADSs) of the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

5. Represents the sale of 70,440 Class A ordinary share (in the form of 3,522 ADSs) of the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

	/s/ Jian Sun	06/12/2026
	** 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).
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