How many institutions own YI stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own YI shares is 8, representing 0.35% of the company's common stock.

Who are the major shareholders selling 111, Inc. stock?

PARAFESTAS ANASTASIOS, in the last quarter, reduced its stake in YI by -100% restricting it's holding to 0 shares of worth nearly -. SUSQUEHANNA INTERNATIONAL GROUP, LLP also lessened -100% of the YI shares from its portfolio, reducing its holding to 0 shares of worth -. UBS GROUP AG also shunned YI shares holding by -67% last quarter which brought its holding to 100 shares worth $652.00.

Investors who are buying YI stock?

As per its latest 13F filing, JPMORGAN CHASE & CO increased its stake in YI by 23.81% in the last quarter. The institutional holder raised its holding to 52 shares having worth more than $334.00. CITIGROUP INC also added 100% more shares of YI to its portfolio, raising its holding to 207 shares of worth $1.34K. RENAISSANCE TECHNOLOGIES LLC also increased its YI shares holding by 2.36% which brought its holding to 13.01 thousand shares worth $84.85K.

YI's major insiders: who are they?

The insider with the most stakes in YI is Luo Jun Justin , director at the company. Additionally, YI stock is highly held by director Chen Yang Luke and director Sun Jian David among others.

Did an insider recently sell YI stock?

Company executives, directors, and other insiders own 8.36% percent of 111, Inc.'s stock. Within the last six months, there have been 12 transaction(s) in which YI insiders have sold stock, totaling 595.54K shares. Insiders that have sold shares include SUN JIAN DAVID, CHEN YANG LUKE, and LUO JUN JUSTIN.

Which insider recently purchased YI stock?

There have been 0 transaction(s) during the past 6-months in which 111, Inc. insiders have bought stock, totalling 0 shares

How much of YI does insiders own?

Around 7.37M 111, Inc. shares are held by insiders, which represents about 8.36% of YI stock.

Who is the insider with the largest stake?

YI director, Luo Jun Justin holds the largest portfolio of the company's shares. YI shares owned by Luo total nearly 710.55 thousand.

Which institution holds the most shares in YI?

PARAFESTAS ANASTASIOS is the largest institutional owner in YI which holds 0 shares worth - or 0% of the total YI shares outstanding followed by SUSQUEHANNA INTERNATIONAL GROUP, LLP with ownership of 0 shares representing 0% of the YI ownership. RHUMBLINE ADVISERS is the third largest stakeholder with 22 shares or 0% of the ownership worth more than $142.00.

Is 111, Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the YI is concerned, it is a stock which is not optionable.

Is there a short position on YI's shares?

Number of YI shares short is 904. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding YI shares are there?

As of today, 5.07M shares of YI are outstanding.

Is there many float in YI stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, YI has 70.01M shares in float.

YI short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for YI is 0.07.

111 (YI) insider trading activity: Get Latest News Today

Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableNo

Short Percent Of Outstanding Shares0.01

Short Percent Of Float0.02

Shares Outstanding5.07M

Shares Float70.01M

Shares Short904

Short Ratio0.07

0.02%

Short % of Float

0.01%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

8.36% Percentage of Shares held by All Insiders

0.35% Percentage of Shares held by All Institutions

0.38% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 0.35% of YI shares are held by financial institutions. PARAFESTAS ANASTASIOS is the top corporate investor, holding 0 shares valued at -. A 0% stake in 111, Inc. is owned by the company. SUSQUEHANNA INTERNATIONAL GROUP, LLP owns 0 shares valued at -, which translates its holding of 0% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2026	PARAFESTAS ANASTASIOS	0%	0	-	-13.62K	-100.00%
Mar 31, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-31.95K	-100.00%
Mar 31, 2026	RHUMBLINE ADVISERS	0%	22	142	0	0
Mar 31, 2026	JPMORGAN CHASE & CO	0%	52	334	10	+23.81%
Mar 31, 2026	UBS GROUP AG	0%	100	652	-203	-67.00%
Mar 31, 2026	MORGAN STANLEY	0%	113	737	-27	-19.29%
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	144	939	0	0
Mar 31, 2026	CITIGROUP INC	0%	207	1.34K	207	+100.00%
Mar 31, 2026	SERENUS WEALTH ADVISORS, LLC	0.05%	4.32K	321.33K	-64	-1.46%
Mar 31, 2026	RENAISSANCE TECHNOLOGIES LLC	0.15%	13.01K	84.85K	300	+2.36%
Dec 31, 2024	HARBOURVEST PARTNERS LLC	10.48%	903.12K	562.64K	903.12K	+100.00%
Dec 31, 2024	FIL LTD	7.9%	680.8K	450.49K	680.8K	+100.00%
Dec 31, 2024	JPMORGAN CHASE & CO	3.55%	306.04K	190.66K	305.34K	+43,619.86%
Dec 31, 2024	VIRTU FINANCIAL LLC	0.23%	20.03K	12K	20.03K	+100.00%
Dec 31, 2024	LEO WEALTH, LLC	0.16%	14.1K	8.79K	14.1K	+100.00%
Dec 31, 2024	FRANKLIN RESOURCES INC	0.13%	11.37K	7.08K	11.37K	+100.00%
Dec 31, 2024	NAPEAN TRADING & INVESTMENT CO (SINGAPORE) PTE LTD	0.02%	393.16K	244.94K	393.16K	+100.00%
Dec 31, 2024	PARAFESTAS ANASTASIOS	0.01%	136.16K	85K	136.16K	+100.00%
Dec 31, 2024	CITADEL ADVISORS LLC	0%	100	62	-4.8K	-97.96%
Dec 31, 2024	HRT FINANCIAL LP	0%	0	-	-15.03K	-100.00%
Dec 31, 2024	BRIGHTON JONES LLC	0%	20K	12.46K	20K	+100.00%
Dec 31, 2024	PATHSTONE HOLDINGS, LLC	0%	27.23K	16.97K	27.23K	+100.00%
Dec 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	0%	31.35K	19.53K	-1.75K	-5.28%
Dec 31, 2024	RAILWAY PENSION INVESTMENTS LTD	0.02%	257.23K	160.25K	257.23K	+100.00%
Dec 31, 2024	XTX TOPCO LTD	0%	39.15K	24.39K	8.03K	+25.80%
Dec 31, 2024	MORGAN STANLEY	0%	51.67K	32.19K	0	0
Dec 31, 2024	RENAISSANCE TECHNOLOGIES LLC	0.01%	133.45K	83.14K	-800	-0.60%
Dec 31, 2024	RHUMBLINE ADVISERS	0%	10.22K	6.37K	0	0
Dec 31, 2024	UBS GROUP AG	0%	2K	1.25K	-303	-13.16%
Mar 31, 2024	XTX TOPCO LTD	0.01%	10.8K	12.52K	-21.45K	-66.52%
Mar 31, 2024	JPMORGAN CHASE & CO	0.84%	710.6K	824.3K	709	+0.10%
Mar 31, 2024	STATE STREET CORP	0.12%	98.64K	114.43K	673	+0.69%
Mar 31, 2024	TOWER RESEARCH CAPITAL LLC (TRC)	0%	790	916	-17.77K	-95.74%
Mar 31, 2024	CITADEL ADVISORS LLC	0%	0	-	-2.7K	-100.00%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0%	0	-	-20.86K	-100.00%
Mar 31, 2024	CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.	0%	0	-	-10.47K	-100.00%
Mar 31, 2024	BARCLAYS PLC	0.39%	329.8K	383K	0	0
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	0.14%	114.39K	133K	-88.63K	-43.66%
Mar 31, 2024	DEUTERIUM CAPITAL MANAGEMENT, LLC	0.12%	100K	116K	100K	+100.00%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	0.04%	33.1K	38.4K	0	0
Mar 31, 2024	GROUND SWELL CAPITAL, LLC	0.01%	10.34K	11.99K	-261	-2.46%
Mar 31, 2024	RHUMBLINE ADVISERS	0.01%	10.22K	11.86K	1.9K	+22.76%
Mar 31, 2024	MORGAN STANLEY	0.06%	47.25K	54.81K	1K	+2.16%
Mar 31, 2024	TWO SIGMA SECURITIES, LLC	0.04%	35.97K	41.72K	21.38K	+146.47%
Mar 31, 2024	UBS GROUP AG	0%	3.63K	4.21K	2.63K	+263.66%
Mar 31, 2024	WELLSPRING FINANCIAL ADVISORS, LLC	0%	3.53K	208.86K	-434	-10.95%
Mar 31, 2024	GREENWOODS ASSET MANAGEMENT HONG KONG LTD.	0.41%	348.86K	404.68K	0	0
Dec 31, 2023	JPMORGAN CHASE & CO	0.84%	709.89K	1.1M	-13.3K	-1.84%
Dec 31, 2023	PRELUDE CAPITAL MANAGEMENT, LLC	0%	0	-	-60.7K	-100.00%
Dec 31, 2023	INVESCO LTD.	0%	0	-	-45.84K	-100.00%
Dec 31, 2023	UBS GROUP AG	0%	999	1.55K	999	+100.00%
Dec 31, 2023	WELLSPRING FINANCIAL ADVISORS, LLC	0%	3.96K	213.75K	-217	-5.19%
Dec 31, 2023	RHUMBLINE ADVISERS	0.01%	8.33K	12.9K	0	0
Dec 31, 2023	CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.	0.01%	10.47K	16.22K	-16.6K	-61.33%
Dec 31, 2023	GROUND SWELL CAPITAL, LLC	0.01%	10.6K	16.43K	10.6K	+100.00%
Dec 31, 2023	TWO SIGMA SECURITIES, LLC	0.02%	14.59K	22.62K	14.59K	+100.00%
Dec 31, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.02%	18.56K	28.77K	18.56K	+100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0.02%	20.86K	32.34K	20.86K	+100.00%
Dec 31, 2023	XTX TOPCO LTD	0.04%	32.24K	49.98K	21.34K	+195.81%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.04%	33.1K	51.31K	0	0
Dec 31, 2023	MORGAN STANLEY	0.05%	46.25K	71.69K	-1.22K	-2.56%
Dec 31, 2023	CITADEL ADVISORS LLC	0%	0	-	-100	-100.00%
Dec 31, 2023	STATE STREET CORP	0.12%	97.97K	151.85K	3.55K	+3.76%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0.24%	203.02K	315K	61.27K	+43.23%
Dec 31, 2023	BARCLAYS PLC	0.39%	329.8K	511K	0	0
Dec 31, 2023	GREENWOODS ASSET MANAGEMENT HONG KONG LTD.	0.41%	348.86K	540.74K	0	0

Insiders

Among the YI insiders holding of 8.36% of the stake in company, LUO JUN JUSTIN, director, holds the largest shares of 710.55K. CHEN YANG LUKE, director, is the second largest YI insider with ownership of 495.46K shares. SUN JIAN DAVID, director, stands third with possession of 413.21K shares of that stake.

Insiders	Designation	Shares Held
LUO JUN JUSTIN	director	710.55K
CHEN YANG LUKE	director	495.46K
SUN JIAN DAVID	director	413.21K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Jun 15, 2026	SUN JIAN DAVID	SALE	0.23	58.8K	13.52K	413.21K
Jun 15, 2026	CHEN YANG LUKE	SALE	0.23	44K	10.12K	495.46K
Jun 12, 2026	CHEN YANG LUKE	SALE	0.23	49.92K	11.48K	539.46K
Jun 11, 2026	SUN JIAN DAVID	SALE	0.23	111.1K	25.55K	472.01K
Jun 10, 2026	SUN JIAN DAVID	SALE	0.22	115.44K	25.4K	583.11K
Jun 09, 2026	SUN JIAN DAVID	SALE	0.23	12K	2.76K	698.55K
May 27, 2026	CHEN YANG LUKE	SALE	0.25	3.4K	850	589.38K
May 27, 2026	SUN JIAN DAVID	SALE	0.25	70.44K	17.61K	710.55K
May 27, 2026	LUO JUN JUSTIN	SALE	0.25	70.44K	17.61K	710.55K
May 26, 2026	LUO JUN JUSTIN	SALE	0.27	29.28K	7.91K	780.99K
May 26, 2026	CHEN YANG LUKE	SALE	0.27	1.44K	388.8	592.78K
May 26, 2026	SUN JIAN DAVID	SALE	0.27	29.28K	7.91K	780.99K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES595.54K12

NET SHARES-595.54K12

SHARES HELD7.37M12

% NET SHARES-108.08%0%

YI Stock Ownership Breakdown

111

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions