Teo Nee Chuan - 11 May 2026 Form 4 Insider Report for 111, Inc. (YI)

Reporting relationship: Director
Issuer ticker: YI
Reported as of: 11 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 13 May 2026, 07:23:14 UTC
Prior SEC filing: 20 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Teo Nee Chuan

Key filing fact

Teo Nee Chuan filed Form 4 for 111, Inc. (YI) on 13 May 2026.

Key facts

This page summarizes Teo Nee Chuan's Form 4 filing for 111, Inc. (YI).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 13 May 2026, 07:23.

Change

Previous filing in this sequence was filed on 20 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002122543 Primary reporting owner

Teo Nee Chuan

Relationship: Director
Address: 10TH FLOOR, T1, YUZHONGXIN, NO. 268 YUBEI ROAD, PUDONG NEW AREA, SHANGHAI, P.R.C, CHINA
Signature: /s/ Teo Nee Chuan
Signature date: 13 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

YI transaction

RSUs (Class A)

Award

Transaction value
Shares: -19,984
Change %: -50%
Price: $0.000000^*
Shares after: 19,984
Date: 12 Sep 2018
Ownership: Direct
Footnotes: F1

YI transaction

RSUs (Class A)

Award

Transaction value
Shares: -378,737
Change %: -49%
Price: $0.000000^*
Shares after: 398,721
Date: 11 May 2026
Ownership: Direct
Footnotes: F2

YI transaction

RSUs (Class A)

Award

Transaction value
Shares: -413,168
Change %: -34%
Price: $0.000000^*
Shares after: 811,889
Date: 12 May 2026
Ownership: Direct
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

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.

Footnote F2

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.

Footnote F3

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.