Abeona Therapeutics Inc.

ABEO • NASDAQ

Abeona Therapeutics Inc. is a biotechnology company in the healthcare sector on NASDAQ, led by Vishwas Seshadri, with a market cap of $290.5M. As of Q3 2025, 69% of shares are held by 100 institutional investors, with Nantahala Capital Management, LLC as the largest holder at 8.9%.

President, Chief Executive Officer and DirectorVishwas Seshadri

Market Cap$290.5M

Biotechnology

Healthcare

Employees84.0

Websiteabeonatherapeutics.com

Country

United States of America

Overview

Overview of institutional ownership in ABEO as of Q3 2025 with a market cap of $270.8M

All Institutions

Institutions: 100
Value Held: $187.9M
Shares Held: 35.6M
Avg Position: $1.9M
Median Position: $186.6K

Hedge Funds

Hedge Funds: 20
Value Held: $80.9M
Shares Held: 15.3M
Avg Position: $4.0M
Median Position: $2.7M

Ownership Breakdown

Institutional (non-HF)

39.52%

$107.0M

Hedge Funds

29.89%

$80.9M

Retail & Other

30.6%

$82.8M

Based on market cap of $270.8M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in ABEO as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
N Nantahala Capital Management, LLC Hedge Fund•Multi-Strategy	Daniel J. Mack Managing Partner	$24.1M 1.49% of portfolio	8.90% 4.6M shares	Q4 2022 Held for 2y 11m	$1.6B
B BlackRock, Inc. Institution	-	$16.6M 0.00% of portfolio	6.14% 3.1M shares	Q1 2017 Held for 8y 8m	$5.67T
A ADAGE CAPITAL PARTNERS GP LLC Institution	-	$16.1M 0.03% of portfolio	5.94% 3.0M shares	Q4 2016 Held for 8y 11m	$63.0B
SUVRETTA CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	Aaron Leonard Cowen CEO	$14.1M 0.43% of portfolio	5.22% 2.7M shares	Q2 2024 Held for 1y 5m	$3.3B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$13.7M 0.00% of portfolio	5.08% 2.6M shares	Q2 2015 Held for 10y 5m	$6.69T
Vivo Capital, LLC Venture Capital	Jack Bech Nielsen Managing Partner	$9.7M 0.78% of portfolio	3.59% 1.8M shares	Q2 2024 Held for 1y 5m	$1.2B
Western Standard, LLC Hedge Fund•Long/Short	Eric David Andersen Managing Partner	$6.6M 3.53% of portfolio	2.44% 1.2M shares	Q1 2023 Held for 2y 8m	$187.0M
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$6.0M 0.00% of portfolio	2.20% 1.1M shares	Q3 2015 Held for 10y 2m	$1.57T
KENNEDY CAPITAL MANAGEMENT, INC. Long Only Manager	Donald M Cobin CEO	$5.5M 0.12% of portfolio	2.05% 1.1M shares	Q1 2025 Held for 8 months	$4.5B
SILVERARC CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	Devesh Sharad Gandhi Founder	$5.3M 0.76% of portfolio	1.94% 994.8K shares	Q2 2025 Held for 5 months	$689.7M

Net Capital Flow

Institutional buying and selling activity for ABEO in Q3 2025

Traded: +$4.0M
Buyers: 58
Sellers: 37
Total Bought: +$24.7M
Total Sold: −$20.7M
Avg Position: $1.6M

Biggest Buyers

Institution	Net Bought	Current Position
Cable Car Capital LLC Hedge Fund•Long/Short	+$3.2M +600.0K shares	$3.2M 600.0K shares
BANK OF AMERICA CORP /DE/ Institution	+$3.1M +583.0K shares	$4.8M 912.9K shares
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$2.4M +452.3K shares	$3.7M 709.3K shares
S Stonepine Capital Management, LLC Institution	+$2.1M +406.0K shares	$2.4M 451.0K shares
KENNEDY CAPITAL MANAGEMENT, INC. Long Only Manager	+$2.0M +378.9K shares	$5.5M 1.1M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$1.4M +273.4K shares	$1.4M 273.4K shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	+$1.2M +226.5K shares	$2.8M 526.4K shares
N Nantahala Capital Management, LLC Hedge Fund•Multi-Strategy	+$1.0M +195.0K shares	$24.1M 4.6M shares
Q Qube Research & Technologies Ltd Institution	+$1.0M +192.1K shares	$1.2M 225.9K shares
GOLDMAN SACHS GROUP INC Institution	+$978.3K +185.3K shares	$1.7M 322.4K shares

Biggest Sellers

Institution	Net Sold	Current Position
Western Standard, LLC Hedge Fund•Long/Short	−$4.4M −841.6K shares	$6.6M 1.2M shares
BOONE CAPITAL MANAGEMENT LLC Hedge Fund•Long/Short	−$4.0M −751.8K shares	$2.7M 502.9K shares
JPMORGAN CHASE & CO Institution	−$2.9M −548.9K shares	$1.5M 282.3K shares
MORGAN STANLEY RIA/Wealth	−$1.9M −361.6K shares	$3.2M 607.6K shares
Laurion Capital Management LP Hedge Fund•Multi-Strategy	−$1.6M −275.9K shares	Sold Off 0 shares
N Newtyn Management, LLC Hedge Fund•Event Driven	−$1.2M −231.3K shares	$1.3M 248.7K shares
S Squarepoint Ops LLC Hedge Fund•Quant	−$637.1K −120.7K shares	$112.5K 21.3K shares
Jain Global LLC Hedge Fund•Multi-Strategy	−$632.1K −111.3K shares	Sold Off 0 shares
Y Y-Intercept Ltd Institution	−$581.3K −102.3K shares	Sold Off 0 shares
J JANE STREET GROUP, LLC Institution	−$389.7K −68.6K shares	Sold Off 0 shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited ABEO in Q3 2025

New Positions: 10
New Value: $3.3M
Exited Positions: 14
Exited Value: $4.2M

New Positions

Institution	Position Value
Cable Car Capital LLC Hedge Fund•Long/Short	$3.2M 600.0K shares
S SHERBROOKE PARK ADVISERS LLC Hedge Fund•Quant	$64.3K 12.2K shares
Legato Capital Management LLC Fund of Funds	$57.5K 10.9K shares
Sunbelt Securities, Inc. RIA/Wealth	$7.9K 1.5K shares
Q QUADRANT CAPITAL GROUP LLC Institution	$3.5K 667.0 shares
PNC FINANCIAL SERVICES GROUP, INC. Institution	$2.5K 482.0 shares
SRS Capital Advisors, Inc. RIA/Wealth	$1.5K 279.0 shares
M MASSMUTUAL TRUST CO FSB/ADV Institution	$665.0 126.0 shares
GAMMA Investing LLC Long Only Manager	$253.0 48.0 shares
CWM, LLC RIA/Wealth	- 94.0 shares

Exited Positions

Institution	Previous Position
Laurion Capital Management LP Hedge Fund•Multi-Strategy	$1.6M 275.9K shares
Jain Global LLC Hedge Fund•Multi-Strategy	$632.1K 111.3K shares
Y Y-Intercept Ltd Institution	$581.3K 102.3K shares
J JANE STREET GROUP, LLC Institution	$389.7K 68.6K shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$313.1K 55.1K shares
B Bollard Group LLC Family Office	$280.6K 49.4K shares
C CI Private Wealth, LLC RIA/Wealth	$127.3K 22.4K shares
S SG Americas Securities, LLC Institution	$123.6K 21.8K shares
ING INVESTMENT MANAGEMENT LLC Insurance Manager	$69.7K 12.3K shares
M Man Group plc Institution	$67.0K 11.8K shares

Options Activity

Institutions with the largest Call and Put options positions in ABEO as of Q3 2025

Call Positions: 4
Call Value: $7.1M
Put Positions: 3
Put Value: $1.4M

Call Positions

Institution	Position Value
N Nantahala Capital Management, LLC Hedge Fund•Multi-Strategy	$2.7M 5.2K contracts
Caption Management, LLC Hedge Fund•Long/Short	$2.3M 4.4K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$1.9M 3.7K contracts
J JANE STREET GROUP, LLC Institution	$82.9K 157.0 contracts

Put Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$1.0M 1.9K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$334.8K 634.0 contracts
J JANE STREET GROUP, LLC Institution	$75.0K 142.0 contracts

Most Committed Institutions

Institutions with ABEO as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Propel Bio Management, LLC Hedge Fund•Sector	Leen Kawas Managing Partner	5.15% $5.1M	1.90% 974.0K shares	Q2 2024 Held for 1y 5m	$99.9M
Western Standard, LLC Hedge Fund•Long/Short	Eric David Andersen Managing Partner	3.53% $6.6M	2.44% 1.2M shares	Q1 2023 Held for 2y 8m	$187.0M
Cable Car Capital LLC Hedge Fund•Long/Short	Evan Howell Eurich COO	2.66% $3.2M	1.17% 600.0K shares	Q3 2025 Held for 2 months	$119.3M
S Stonepine Capital Management, LLC Institution	-	1.94% $2.4M	0.88% 451.0K shares	Q2 2025 Held for 5 months	$123.0M
N Nantahala Capital Management, LLC Hedge Fund•Multi-Strategy	Daniel J. Mack Managing Partner	1.49% $24.1M	8.90% 4.6M shares	Q4 2022 Held for 2y 11m	$1.6B
BOONE CAPITAL MANAGEMENT LLC Hedge Fund•Long/Short	Daniel Walter Boone President	0.87% $2.7M	0.98% 502.9K shares	Q2 2025 Held for 5 months	$305.0M
Vivo Capital, LLC Venture Capital	Jack Bech Nielsen Managing Partner	0.78% $9.7M	3.59% 1.8M shares	Q2 2024 Held for 1y 5m	$1.2B
SILVERARC CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	Devesh Sharad Gandhi Founder	0.76% $5.3M	1.94% 994.8K shares	Q2 2025 Held for 5 months	$689.7M
SUVRETTA CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	Aaron Leonard Cowen CEO	0.43% $14.1M	5.22% 2.7M shares	Q2 2024 Held for 1y 5m	$3.3B
6 683 Capital Management, LLC Hedge Fund•Long/Short	Ari Jonathan Zweiman Managing Partner	0.38% $4.1M	1.50% 770.0K shares	Q2 2024 Held for 1y 5m	$1.1B

Hedge Fund Spotlight

Discover hedge funds investing in ABEO

Trexquant Investment LP

Hedge Fund • Quant

Portfolio ManagerTaesoon (Tyger) Park

Portfolio Value: $9.7B
Positions: 1,540
Last Reported: Q3 2025

Sector Allocation

Position in Abeona Therapeutics Inc.

Market Value: $938.5K
Shares Held: 177.8K
Portfolio Weight: 0.01%
Owned Since: 2024-Q4

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