Jian David Sun

CIK: 0002122541

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)6 (66.7%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

111, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (9 total)

YI
111, Inc.
Jun 15, 2026
Sale(S)
Direct
58.8K shares at avg. $0.23$14K
YI
111, Inc.
Jun 11, 2026
Sale(S)
Direct
111.1K shares at avg. $0.23$26K
YI
111, Inc.
Jun 10, 2026
Sale(S)
Direct
115.4K shares at avg. $0.22$25K
YI
111, Inc.
Jun 9, 2026
Sale(S)
Direct
12K shares at avg. $0.23$3K
YI
111, Inc.
May 27, 2026
Sale(S)
Direct
70.4K shares at avg. $0.25$18K
YI
111, Inc.
May 26, 2026
Sale(S)
Direct
29.3K shares at avg. $0.27$8K
YI
111, Inc.
May 12, 2026
Award(A)
Direct
413.2K shares-
YI
111, Inc.
May 11, 2026
Award(A)
Direct
378.7K shares-
YI
111, Inc.
Sep 12, 2018
Award(A)
Direct
18.4K shares-

		Type	Shares	Price		Ownership
Jun 15, 2026	YI 111, Inc.	Sale(S)	58,800	$0.23	$13,524	Direct
Jun 11, 2026	YI 111, Inc.	Sale(S)	111,100	$0.23	$25,553	Direct
Jun 10, 2026	YI 111, Inc.	Sale(S)	115,440	$0.22	$25,397	Direct
Jun 9, 2026	YI 111, Inc.	Sale(S)	12,000	$0.23	$2,760	Direct
May 27, 2026	YI 111, Inc.	Sale(S)	70,440	$0.25	$17,610	Direct
May 26, 2026	YI 111, Inc.	Sale(S)	29,280	$0.27	$7,906	Direct
May 12, 2026	YI 111, Inc.	Award(A)	413,168	-	$0	Direct
May 11, 2026	YI 111, Inc.	Award(A)	378,737	-	$0	Direct
Sep 12, 2018	YI 111, Inc.	Award(A)	18,366	-	$0	Direct

1-9 of 9 transactions

About Sun Jian David

Sun Jian David (SEC CIK 0002122541) files insider reports with the SEC as Director of 111, Inc. (YI).

Signal8 holds 6 ownership filings by Sun Jian David (1 Form 3, 5 Form 4), filed between Mar 20, 2026 and Jun 16, 2026. Those filings report 9 transactions, from Sep 12, 2018 to Jun 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Sun Jian David's filings is in SHANGHAI, P.R.C.

Recent filings by Sun Jian David

Jun 15, 2026: Open-market sale of YI shares (Form 4, code S).
Jun 11, 2026: Open-market sale of YI shares (Form 4, code S).
Jun 10, 2026: Open-market sale of YI shares (Form 4, code S).
Jun 9, 2026: Open-market sale of YI shares (Form 4, code S).
May 27, 2026: Open-market sale of YI shares (Form 4, code S).

Other insiders filing for 111, Inc. (YI)

Chen Yang Luke, Director
Luo Jun Justin, Director
Teo Nee Chuan, Director
Liu Junling, Director
Gang Yu, Director

How to read Form 4 transaction codes