111, Inc. (YI) director reports 19,984 fully vested RSUs on Form 3

Rhea-AI Filing Summary

111, Inc. director Teo Nee Chuan filed an initial ownership report showing holdings of 19,984 RSUs tied to Class A ordinary shares. Each RSU represents a contingent right to receive one Class A share, and all of these RSUs were fully vested as of the Form 3 date.

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^*

Teo Nee Chuan

(Last) (First) (Middle)

10TH FLOOR, T1. YUZHONGXIN,

NO. 268 YUBEI ROAD, PUDONG NEW AREA

(Street)

SHANGHAI, P.R.C 201204

(City) (State) (Zip)

CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/20/2026

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

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)
RSUs (Class A)(1)	19,984	D

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:

1. Each RSU represents a contingent right to receive one Class A ordinary share. As of the date of this Form 3, all such RSUs have fully vested.

	/s/ Teo Nee Chuan	03/20/2026
	** 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.
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* Form 3: SEC 1473 (03-26)

FAQ

What does Teo Nee Chuan’s Form 3 filing for 111, Inc. (YI) report?

The Form 3 reports Teo Nee Chuan’s initial holdings of 19,984 RSUs. These restricted stock units are tied to Class A ordinary shares of 111, Inc. and represent his starting beneficial ownership position as a director at the time of this filing.

How many RSUs tied to Class A shares does Teo Nee Chuan hold in 111, Inc. (YI)?

He holds 19,984 RSUs related to Class A ordinary shares. Each restricted stock unit corresponds to a contingent right to receive one Class A share, giving a clear view of his equity-based interest in the company as disclosed in the Form 3.

Are the RSUs held by Teo Nee Chuan in 111, Inc. (YI) vested?

All of the reported RSUs are fully vested as of the Form 3 date. The filing notes that each restricted stock unit has already vested, meaning the vesting conditions have been satisfied, although settlement into Class A ordinary shares is still contingent.

What security type is reported in Teo Nee Chuan’s Form 3 for 111, Inc. (YI)?

The filing reports RSUs (Class A) as the security type. These restricted stock units provide a contingent right to receive Class A ordinary shares, rather than representing currently issued common stock, and are disclosed as part of his direct beneficial ownership.

Is Teo Nee Chuan’s ownership in 111, Inc. (YI) reported as direct or indirect?

The Form 3 classifies his ownership of the 19,984 RSUs as direct. The ownership code is listed as “D,” indicating the RSUs are directly held by him rather than through a trust, partnership, or other indirect entity structure.