Gang Yu details large equity stake in 111, Inc. (YI) Form 3 filing

Rhea-AI Filing Summary

111, Inc. board member Gang Yu filed an initial Form 3 detailing his existing equity interests in the company. As of this filing, he holds 36,000,000 Class B shares, 176,000 Class A ADSs, and 292,362 vested RSUs tied to Class A ordinary shares. He also has 750 additional Class A RSUs outstanding, each representing a right to receive one share at no cash cost before they expire on 2029-12-31.

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^*

Gang Yu

(Last) (First) (Middle)

10TH FLOOR, T1. YUZHONGXIN, NO. 268

YUBEI ROAD, PUDONG NEW AREA

(Street)

SHANGHAI 201204

(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
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)
Shares (Class B)	36,000,000	D
ADSs (Class A)	176,000	D
RSUs (Class A)(1)	292,362	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
RSUs (Class A)	01/01/2027	12/31/2029	Class A Ordinary Shares	750	$0	D

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, 292,362 RSUs have been vested.

	/s/ Gang Yu	03/18/2026
	** 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 Gang Yu’s Form 3 for 111, Inc. (YI) disclose?

It discloses Gang Yu’s existing ownership in 111, Inc., not new trades. The filing lists his Class B shares, Class A ADSs, and RSUs, giving investors a snapshot of his current equity stake and incentive alignment with the company.

How many Class B shares of 111, Inc. (YI) does Gang Yu hold?

Gang Yu holds 36,000,000 Class B shares of 111, Inc. These are reported as directly owned and represent the core of his equity position, indicating a substantial long-term stake in the company’s voting and economic interests.

What Class A ADS holdings does Gang Yu report in 111, Inc. (YI)?

He reports direct ownership of 176,000 ADSs representing Class A shares. These American depositary shares provide exposure to 111, Inc.’s Class A ordinary equity and complement his larger Class B share position disclosed in the same Form 3 filing.

How many RSUs tied to Class A shares has Gang Yu vested at 111, Inc. (YI)?

As of the Form 3 date, 292,362 RSUs have vested, each representing a contingent right to receive one Class A ordinary share. This vested RSU balance reflects previously earned stock-based compensation linked to his role with the company.

What additional RSU position does Gang Yu hold in 111, Inc. (YI)?

Beyond vested RSUs, he holds 750 RSUs linked to Class A shares with a stated exercise price of 0.0000 and an expiration date of 2029-12-31. These units represent future share delivery rights, subject to their vesting and plan terms.

Does Gang Yu’s Form 3 for 111, Inc. (YI) show any recent share purchases or sales?

No recent purchases or sales are shown. The transactions are categorized as holdings with unknown transaction codes, and summary data indicates zero buy, sell, or exercise events, meaning the filing serves purely as an initial ownership disclosure snapshot.