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Oceaneering
OII

Overview Fund Activity

282 hedge funds and large institutions have $1.97B invested in Oceaneering in 2025 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 111 increasing their positions, 97 reducing their positions, and 40 closing their positions.

Holders
282
Holders Change
-1
Holders Change %
-0.35%
% of All Funds
3.79%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
46
Increased
111
Reduced
97
Closed
40
Calls
$986K
Puts
$230K
Net Calls
+$756K
Net Calls Change
+$675K

Top Buyers

1
Balyasny Asset Management
1
Balyasny Asset Management
Illinois
$28.2M
2
Brown Advisory
2
Brown Advisory
Maryland
$152M
3
Millennium Management
3
Millennium Management
New York
$15.2M
4
BTW
4
Boston Trust Walden
Massachusetts
$10.9M
5
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$66.1M

Top Sellers

1
CAM
1
Congress Asset Management
Massachusetts
$0
2
BlackRock
2
BlackRock
New York
$326M
3
Fidelity International
3
Fidelity International
Bermuda
$0
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$5.9M
5
RIM
5
Ranger Investment Management
Texas
$12.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Citigroup
76
Citigroup
New York
$2.01M 97,033 -129,722 -57%
D.E. Shaw & Co
77
D.E. Shaw & Co
New York
$1.95M 94,127 -58,939 -39%
California State Teachers Retirement System (CalSTRS)
78
California State Teachers Retirement System (CalSTRS)
California
$1.93M 93,342 +634 +0.7%
IP
79
Isthmus Partners
Wisconsin
$1.86M 89,822 +1,345 +2%
T. Rowe Price Associates
80
T. Rowe Price Associates
Maryland
$1.84M 88,951 +2,473 +3%
Mitsubishi UFJ Asset Management
81
Mitsubishi UFJ Asset Management
Japan
$1.8M 87,004 +20,815 +31%
Renaissance Technologies
82
Renaissance Technologies
New York
$1.77M 85,600 +31,500 +58%
A
83
AlphaQuest
New York
$1.75M 84,475 +19,009 +29%
DFCM
84
Dark Forest Capital Management
Puerto Rico
$1.73M 83,675 +3,153 +4%
EGM
85
Engineers Gate Manager
New York
$1.73M 83,590 +8,874 +12%
Canada Life
86
Canada Life
Manitoba, Canada
$1.72M 83,103 -2,883 -3%
WCM
87
Wedge Capital Management
North Carolina
$1.67M 80,368 +10,471 +15%
IIM
88
INTECH Investment Management
Florida
$1.64M 79,258 -14,369 -15%
GC
89
Glenorchy Capital
Australia
$1.58M 76,328 -161 -0.2%
ZIM
90
Zacks Investment Management
Illinois
$1.49M 71,887 +71,887 New
Norges Bank
91
Norges Bank
Norway
$1.48M 71,663 +71,663 New
Jennison Associates
92
Jennison Associates
New York
$1.48M 71,342 +13,879 +24%
LPL Financial
93
LPL Financial
California
$1.45M 69,759 +20,056 +40%
Citadel Advisors
94
Citadel Advisors
Florida
$1.41M 67,922 -56,323 -45%
OAM
95
Oppenheimer Asset Management
New York
$1.4M 67,398 -2,741 -4%
Pathstone Holdings
96
Pathstone Holdings
New Jersey
$1.3M 62,893 +10,006 +19%
KAS
97
Kestra Advisory Services
Texas
$1.27M 61,112 -653 -1%
SOADOR
98
State of Alaska Department of Revenue
Alaska
$1.24M 59,900 +3,903 +7%
MIM
99
MetLife Investment Management
New Jersey
$1.18M 56,881 -2,770 -5%
Raymond James Financial
100
Raymond James Financial
Florida
$1.16M 56,185 -13,764 -20%
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4
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