Euroseas

ESEA and ESEAV • NASDAQ

Euroseas is a marine shipping company in the industrials sector on NASDAQ, led by Aristides J. Pittas, with a market cap of $386.3M. As of Q3 2025, 9% of shares are held by 49 institutional investors, with RENAISSANCE TECHNOLOGIES LLC as the largest holder at 1.53%.

CEOAristides J. Pittas

Market Cap$386.3M

Marine Shipping

Industrials

Employees429.0

Websiteeuroseas.gr

Overview

Overview of institutional ownership in ESEA and ESEAV as of Q3 2025 with a market cap of $417.7M

All Institutions

Institutions: 49
Value Held: $37.1M
Shares Held: 621.4K
Avg Position: $756.3K
Median Position: $379.8K

Hedge Funds

Hedge Funds: 6
Value Held: $11.9M
Shares Held: 198.8K
Avg Position: $2.0M
Median Position: $1.2M

Ownership Breakdown

Institutional (non-HF)

6.04%

$25.2M

Hedge Funds

2.84%

$11.9M

Retail & Other

91.13%

$380.6M

Based on market cap of $417.7M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in ESEA and ESEAV as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	Peter Fitzhugh Brown CEO	$6.4M 0.01% of portfolio	1.53% 107.4K shares	≤ Q2 2013 Held for 12y 5m+	$75.8B
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	Gillian Morna Therese Savage CEO	$4.1M 0.01% of portfolio	0.98% 68.7K shares	Q3 2023 Held for 2y 2m	$51.5B
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	$3.1M 0.00% of portfolio	0.74% 51.9K shares	Q1 2021 Held for 4y 8m	$1.65T
D D. E. Shaw & Co., Inc. Institution	-	$2.2M 0.00% of portfolio	0.52% 36.7K shares	Q4 2023 Held for 1y 11m	$115.81B
LAZARD ASSET MANAGEMENT LLC Long Only Manager	Evan Lawrence Russo CEO	$2.0M 0.00% of portfolio	0.48% 33.8K shares	Q4 2023 Held for 1y 11m	$74.1B
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	$1.6M 0.00% of portfolio	0.38% 26.6K shares	Q3 2023 Held for 2y 2m	$122.08B
GOLDMAN SACHS GROUP INC Institution	David M. Solomon CEO	$1.3M 0.00% of portfolio	0.31% 21.9K shares	Q2 2025 Held for 5 months	$691.34B
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	William Dunning England CEO	$1.2M 0.01% of portfolio	0.29% 20.4K shares	Q3 2025 Held for 2 months	$11.2B
RAYMOND JAMES FINANCIAL INC RIA/Wealth	Steven Robert Marcus CEO	$1.2M 0.00% of portfolio	0.28% 19.7K shares	Q2 2025 Held for 5 months	$310.43B
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	Dan Michael Berkovitz Chairman	$1.2M 0.00% of portfolio	0.28% 19.6K shares	Q2 2021 Held for 4y 5m	$121.98B

Net Capital Flow

Institutional buying and selling activity for ESEA and ESEAV in Q3 2025

Traded: +$10.2M
Buyers: 34
Sellers: 16
Total Bought: +$18.1M
Total Sold: −$7.9M
Avg Position: $638.9K

Biggest Buyers

Institution	Net Bought	Current Position
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	+$4.0M +66.9K shares	$4.1M 68.7K shares
MORGAN STANLEY RIA/Wealth	+$1.9M +32.4K shares	$3.1M 51.9K shares
D D. E. Shaw & Co., Inc. Institution	+$1.3M +21.7K shares	$2.2M 36.7K shares
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	+$1.2M +20.4K shares	$1.2M 20.4K shares
MACKENZIE FINANCIAL CORP Long Only Manager	+$1.1M +19.1K shares	$1.1M 19.1K shares
TWO SIGMA INVESTMENTS LLC Hedge Fund•Multi-Strategy	+$988.8K +16.6K shares	$988.8K 16.6K shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$937.3K +15.7K shares	$1.6M 26.6K shares
C CREDIT AGRICOLE S A Institution	+$848.5K +14.2K shares	$848.5K 14.2K shares
J JANE STREET GROUP, LLC Institution	+$662.8K +11.1K shares	$1.0M 16.9K shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	+$560.3K +9.4K shares	$6.4M 107.4K shares

Biggest Sellers

Institution	Net Sold	Current Position
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	−$3.7M −62.1K shares	$1.2M 19.6K shares
Marshall Wace LLP Institution	−$801.7K −17.9K shares	Sold Off 0 shares
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	−$786.3K −17.6K shares	Sold Off 0 shares
NOVEM GROUP RIA/Wealth	−$522.9K −11.7K shares	Sold Off 0 shares
A Advisor Group Holdings, Inc. Institution	−$409.9K −6.6K shares	$364.0K 5.9K shares
PERRITT CAPITAL MANAGEMENT INC Long Only Manager	−$398.0K −8.9K shares	Sold Off 0 shares
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	−$274.0K −6.1K shares	Sold Off 0 shares
B BlackRock, Inc. Institution	−$265.5K −4.5K shares	$148.5K 2.5K shares
COMMONS CAPITAL, LLC RIA/Wealth	−$255.4K −5.7K shares	Sold Off 0 shares
Kestra Advisory Services, LLC RIA/Wealth	−$213.8K −4.8K shares	Sold Off 0 shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited ESEA and ESEAV in Q3 2025

New Positions: 8
New Value: $2.3M
Exited Positions: 9
Exited Value: $3.3M

New Positions

Institution	Position Value
C CREDIT AGRICOLE S A Institution	$848.5K 14.2K shares
P PharVision Advisers, LLC Hedge Fund•Long/Short	$493.3K 8.3K shares
P PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO Institution	$379.8K 6.4K shares
Inspire Advisors, LLC RIA/Wealth	$219.0K 3.7K shares
BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC RIA/Wealth	$204.5K 3.4K shares
Q Quarry LP Institution	$89.2K 1.5K shares
N NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO Institution	$11.9K 200.0 shares
Triumph Capital Management RIA/Wealth	$6.0K 101.0 shares

Exited Positions

Institution	Previous Position
Marshall Wace LLP Institution	$801.7K 17.9K shares
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	$786.3K 17.6K shares
NOVEM GROUP RIA/Wealth	$522.9K 11.7K shares
PERRITT CAPITAL MANAGEMENT INC Long Only Manager	$398.0K 8.9K shares
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	$274.0K 6.1K shares
COMMONS CAPITAL, LLC RIA/Wealth	$255.4K 5.7K shares
Kestra Advisory Services, LLC RIA/Wealth	$213.8K 4.8K shares
B Beacon Capital Management, LLC RIA/Wealth	$44.7K 1.0K shares
S Skopos Labs, Inc. RIA/Wealth	$10.2K 228.0 shares

Options Activity

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

Call Positions: 0
Call Value: -
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
No call positions found

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

Institutions with ESEA and ESEAV as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
P PharVision Advisers, LLC Hedge Fund•Long/Short	Blagovest Dimitrov Baychev CEO	0.28% $493.3K	0.12% 8.3K shares	Q3 2025 Held for 2 months	$176.9M
BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC RIA/Wealth	Jonathan Miller CEO	0.03% $204.5K	0.05% 3.4K shares	Q3 2025 Held for 2 months	$657.4M
Q Quarry LP Institution	-	0.02% $89.2K	0.02% 1.5K shares	Q3 2025 Held for 2 months	$369.0M
Inspire Advisors, LLC RIA/Wealth	Andrew Jackson Armstrong Managing Partner	0.02% $219.0K	0.05% 3.7K shares	Q3 2025 Held for 2 months	$1.0B
V Virtu Financial LLC Institution	-	0.02% $320.9K	0.08% 5.4K shares	Q3 2025 Held for 2 months	$1.6B
OPTIMUM INVESTMENT ADVISORS RIA/Wealth	Terry Michael Mccaffrey CEO	0.01% $29.8K	0.01% 500.0 shares	Q1 2024 Held for 1y 8m	$252.0M
C Cubist Systematic Strategies, LLC Institution	-	0.01% $826.1K	0.20% 13.9K shares	Q1 2024 Held for 1y 8m	$7.1B
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	William Dunning England CEO	0.01% $1.2M	0.29% 20.4K shares	Q3 2025 Held for 2 months	$11.2B
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	Peter Fitzhugh Brown CEO	0.01% $6.4M	1.53% 107.4K shares	≤ Q2 2013 Held for 12y 5m+	$75.8B
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	Gillian Morna Therese Savage CEO	0.01% $4.1M	0.98% 68.7K shares	Q3 2023 Held for 2y 2m	$51.5B

Hedge Fund Spotlight

Discover hedge funds investing in ESEA and ESEAV

CITADEL ADVISORS LLC

Hedge Fund • Multi-Strategy

Portfolio ManagerKenneth Cordele Griffin

Portfolio Value: $122.08B
Positions: 5,531
Last Reported: Q3 2025

Sector Allocation

Position in Euroseas

ESEA and ESEAV

Market Value: $4.1M
Shares Held: 358.5K
Portfolio Weight: 0.00%
Owned Since: 2013-Q3

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