Orion Group Holdings

ORN • NYSE

Orion Group Holdings is a engineering & construction company in the industrials sector on NYSE, led by L. David Griffin Jr., with a market cap of $432.5M. As of Q3 2025, 83% of shares are held by 145 institutional investors, with BRANDES INVESTMENT PARTNERS, LP as the largest holder at 12.47%.

CEOL. David Griffin Jr.

Market Cap$432.5M

Engineering & Construction

Industrials

Employees1.8K

Websiteoriongroupholdingsinc.com

Country

United States of America

Overview

Overview of institutional ownership in ORN as of Q3 2025 with a market cap of $330.6M

All Institutions

Institutions: 145
Value Held: $274.3M
Shares Held: 33.0M
Avg Position: $1.9M
Median Position: $212.2K

Hedge Funds

Hedge Funds: 17
Value Held: $28.7M
Shares Held: 3.5M
Avg Position: $1.7M
Median Position: $2.0M

Ownership Breakdown

Institutional (non-HF)

74.29%

$245.6M

Hedge Funds

8.69%

$28.7M

Retail & Other

17.01%

$56.2M

Based on market cap of $330.6M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in ORN as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
B BRANDES INVESTMENT PARTNERS, LP Long Only Manager	Oliver Michael Murray CEO	$41.2M 0.33% of portfolio	12.47% 5.0M shares	Q4 2012 Held for 12y 11m	$12.5B
B BlackRock, Inc. Institution	-	$22.6M 0.00% of portfolio	6.84% 2.7M shares	≤ Q2 2013 Held for 12y 5m+	$5.67T
WASATCH ADVISORS INC Long Only Manager	Michael Kenneth Yeates CEO	$18.5M 0.10% of portfolio	5.60% 2.2M shares	Q2 2025 Held for 5 months	$18.6B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$16.8M 0.00% of portfolio	5.10% 2.0M shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
R ROYCE & ASSOCIATES LLC Institution	-	$14.2M 0.14% of portfolio	4.29% 1.7M shares	Q4 2020 Held for 4y 11m	$10.0B
DIMENSIONAL FUND ADVISORS LP Long Only Manager	David Paul Butler CEO	$14.0M 0.00% of portfolio	4.24% 1.7M shares	≤ Q2 2013 Held for 12y 5m+	$466.32B
Invesco Ltd. ETF Provider	Brian Christopher Hartigan CEO	$10.6M 0.00% of portfolio	3.20% 1.3M shares	Q3 2023 Held for 2y 2m	$633.08B
G GENDELL JEFFREY L Institution	-	$8.6M 0.16% of portfolio	2.61% 1.0M shares	Q1 2023 Held for 2y 8m	$5.5B
G GRACE & WHITE INC /NY RIA/Wealth	Marc Emil Ravitz President	$8.3M 1.73% of portfolio	2.51% 998.3K shares	≤ Q2 2013 Held for 12y 5m+	$481.2M
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$7.3M 0.00% of portfolio	2.22% 880.6K shares	≤ Q2 2013 Held for 12y 5m+	$1.57T

Net Capital Flow

Institutional buying and selling activity for ORN in Q3 2025

Traded: +$15.0M
Buyers: 71
Sellers: 66
Total Bought: +$40.7M
Total Sold: −$25.7M
Avg Position: $1.6M

Biggest Buyers

Institution	Net Bought	Current Position
G GENDELL JEFFREY L Institution	+$7.0M +845.4K shares	$8.6M 1.0M shares
WASATCH ADVISORS INC Long Only Manager	+$6.7M +806.0K shares	$18.5M 2.2M shares
B BRANDES INVESTMENT PARTNERS, LP Long Only Manager	+$5.2M +628.9K shares	$41.2M 5.0M shares
SILVERCREST ASSET MANAGEMENT GROUP LLC RIA/Wealth	+$4.7M +568.0K shares	$4.7M 568.0K shares
Invesco Ltd. ETF Provider	+$4.7M +562.9K shares	$10.6M 1.3M shares
LAZARD ASSET MANAGEMENT LLC Long Only Manager	+$1.4M +165.0K shares	$1.4M 165.0K shares
FIRST TRUST ADVISORS LP ETF Provider	+$968.8K +116.4K shares	$968.8K 116.4K shares
CenterBook Partners LP Hedge Fund•Market Neutral	+$956.7K +115.0K shares	$4.5M 541.5K shares
D D. E. Shaw & Co., Inc. Institution	+$786.8K +94.6K shares	$909.3K 109.3K shares
AQR CAPITAL MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$777.0K +93.4K shares	$2.9M 343.0K shares

Biggest Sellers

Institution	Net Sold	Current Position
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	−$3.0M −354.6K shares	$2.2M 269.3K shares
N Nuveen, LLC Institution	−$2.5M −300.3K shares	$1.1M 126.6K shares
Archon Capital Management LLC Hedge Fund•Long/Short	−$2.4M −283.2K shares	$3.2M 383.8K shares
NEXT CENTURY GROWTH INVESTORS LLC Long Only Manager	−$2.2M −262.5K shares	$5.6M 670.4K shares
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	−$1.6M −189.5K shares	$386.8K 46.5K shares
A AMERICAN CENTURY COMPANIES INC Institution	−$1.4M −173.9K shares	$4.3M 511.0K shares
M MONIMUS CAPITAL MANAGEMENT, LP Hedge Fund•Long/Short	−$1.4M −157.9K shares	Sold Off 0 shares
Ancora Advisors, LLC RIA/Wealth	−$1.3M −154.9K shares	$3.3M 391.2K shares
B Bastion Asset Management Inc. Institution	−$884.3K −96.6K shares	Sold Off 0 shares
AMERIPRISE FINANCIAL INC Institution	−$831.9K −100.0K shares	$635.5K 76.4K shares

Entry and Exit Activity

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

New Positions: 9
New Value: $5.8M
Exited Positions: 21
Exited Value: $5.4M

New Positions

Institution	Position Value
SILVERCREST ASSET MANAGEMENT GROUP LLC RIA/Wealth	$4.7M 568.0K shares
S Skopos Labs, Inc. RIA/Wealth	$394.7K 47.4K shares
FourThought Financial Partners, LLC RIA/Wealth	$336.4K 40.4K shares
WESTERLY CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	$208.0K 25.0K shares
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC Hedge Fund•Distressed	$85.6K 10.3K shares
SRS Capital Advisors, Inc. RIA/Wealth	$27.8K 3.3K shares
C Covestor Ltd Institution	$8.8K 1.1K shares
O Optiver Holding B.V. Institution	$5.7K 684.0 shares
Parallel Advisors, LLC RIA/Wealth	$92.0 11.0 shares

Exited Positions

Institution	Previous Position
M MONIMUS CAPITAL MANAGEMENT, LP Hedge Fund•Long/Short	$1.4M 157.9K shares
B Bastion Asset Management Inc. Institution	$884.3K 96.6K shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$420.8K 46.4K shares
Marshall Wace LLP Institution	$346.9K 38.3K shares
Hillsdale Investment Management Inc. Long Only Manager	$309.3K 34.1K shares
J Jump Financial, LLC Institution	$286.6K 31.6K shares
S Squarepoint Ops LLC Hedge Fund•Quant	$239.0K 26.4K shares
Verition Fund Management LLC Hedge Fund•Multi-Strategy	$222.3K 24.5K shares
RAYMOND JAMES FINANCIAL INC RIA/Wealth	$208.9K 23.0K shares
IEQ CAPITAL, LLC RIA/Wealth	$199.7K 22.0K shares

Options Activity

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

Call Positions: 3
Call Value: $168.1K
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$168.1K 202.0 contracts
P Palogic Value Management, L.P. RIA/Wealth	- - contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	- - contracts

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

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

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
A Acuitas Investments, LLC Fund of Funds	Lisa Marie Thenell COO	2.71% $4.2M	1.28% 508.1K shares	Q3 2023 Held for 2y 2m	$155.8M
Cruiser Capital Advisors, LLC Hedge Fund•Long/Short	Keith Michael Rosenbloom Managing Partner	2.18% $2.0M	0.61% 244.1K shares	Q3 2024 Held for 1y 2m	$93.0M
Archon Capital Management LLC Hedge Fund•Long/Short	Constantinos John Christofilis Managing Partner	1.91% $3.2M	0.97% 383.8K shares	Q2 2024 Held for 1y 5m	$167.6M
G GRACE & WHITE INC /NY RIA/Wealth	Marc Emil Ravitz President	1.73% $8.3M	2.51% 998.3K shares	≤ Q2 2013 Held for 12y 5m+	$481.2M
FIRST WILSHIRE SECURITIES MANAGEMENT INC RIA/Wealth	Howard Haoming Lu CEO	1.17% $4.4M	1.34% 530.7K shares	Q2 2025 Held for 5 months	$375.8M
FORMULA GROWTH LTD Hedge Fund•Long/Short	Randall William Kelly President	0.98% $2.8M	0.85% 338.9K shares	Q3 2024 Held for 1y 2m	$288.3M
Seros Financial, LLC RIA/Wealth	Jeremy Windell Smith Managing Partner	0.67% $1.1M	0.34% 133.4K shares	Q4 2024 Held for 11 months	$165.0M
ARDSLEY ADVISORY PARTNERS Hedge Fund•Long/Short	Steven Nicholas Napoli CFO	0.49% $3.1M	0.94% 375.0K shares	Q3 2024 Held for 1y 2m	$641.4M
NEXT CENTURY GROWTH INVESTORS LLC Long Only Manager	Thomas Leigh Press CEO	0.41% $5.6M	1.69% 670.4K shares	Q2 2024 Held for 1y 5m	$1.4B
D De Lisle Partners LLP Institution	-	0.41% $3.3M	1.00% 397.8K shares	Q1 2024 Held for 1y 8m	$815.6M

Hedge Fund Spotlight

Discover hedge funds investing in ORN

FORMULA GROWTH LTD

Hedge Fund • Long/Short

Portfolio ManagerRandall William Kelly

Portfolio Value: $288.3M
Positions: 123
Last Reported: Q3 2025

Sector Allocation

Position in Orion Group Holdings

Market Value: $2.8M
Shares Held: 338.9K
Portfolio Weight: 0.98%
Owned Since: 2024-Q3

Top Holding	Sector	Market Value	Weight
1 Latham Group, Inc. SWIM	Construction Industrials	$7.5M	2.61%
2 JHX James Hardie Industries plc JHX	Unknown Unknown	$7.2M	2.51%
3 JHX James Hardie Industries JHX	Unknown Unknown	$7.2M	2.51%

View full profile

Orion Group Holdings

Overview

All Institutions

Hedge Funds

Ownership Breakdown

Biggest Investors

Net Capital Flow

Biggest Buyers

Biggest Sellers

Entry and Exit Activity

New Positions

Exited Positions

Options Activity

Call Positions

Put Positions

Most Committed Institutions

Hedge Fund Spotlight

Position in Orion Group Holdings

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