Oceaneering International, Inc. (OII) Insider Trading

Over the last 3 months, OII insiders made 0 open-market buys and 4 sales, a net sale of -$3.8M (SEC Form 4). Over the last 6 months, 258 institutions increased and 213 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$3.8M
Insider trades by month Buys Sells
Aug
Sep
Jan
Feb
Mar
May
Context3-month price +8.1%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
May 19, 2026Beachy Karen HdirectorGrant4,576
May 19, 2026Poddar ReemadirectorGrant4,576
May 19, 2026Reinhardsen Jon ErikdirectorGrant4,576
May 19, 2026LARSON RODERICK A.director, officer: President and CEOSell5,000$38.27
May 19, 2026MURPHY PAUL B JRdirectorGrant4,576
May 19, 2026GOODWIN DEANNA LdirectorGrant4,576
May 19, 2026BERRY WILLIAM BdirectorGrant4,576
May 19, 2026WEBSTER STEVEN AdirectorGrant4,576
May 19, 2026Jenkins Roger W.directorGrant4,576
May 19, 2026MCEVOY M KEVINdirectorGrant6,729
May 14, 2026MCDONALD MARTIN Jofficer: SVP, Subsea RoboticsSell26,053$38.33
May 14, 2026MCDONALD MARTIN Jofficer: SVP, Subsea RoboticsSell43,947$38.49
Mar 13, 2026MCEVOY M KEVINdirectorSell25,678$35.27
Feb 26, 2026Childress Earlofficer: SVP, Chief Commercial Ofc.Sell22,518$37.41
Feb 26, 2026Laura Benjaminofficer: SVP & Chief Operating OfficerSell5,106$36.88
Feb 26, 2026Kriendler Hollyofficer: SVP, Chief H.R. OfficerTax4,048$37.22
Feb 26, 2026GRANATO LEONARDO Pofficer: SVP, IMDSTax2,812$37.22
Feb 26, 2026GRANATO LEONARDO Pofficer: SVP, IMDSSell202$37.34
Feb 26, 2026Childress Earlofficer: SVP, Chief Commercial Ofc.Tax4,695$37.22
Feb 26, 2026Beachy Karen HdirectorSell9,800$37.41
Feb 26, 2026Kriendler Hollyofficer: SVP, Chief H.R. OfficerSell19,007$37.73
Feb 26, 2026MCDONALD MARTIN Jofficer: SVP, Subsea RoboticsTax4,826$37.22
Feb 26, 2026DYER CHRISTOPHER Jofficer: SVP, OPGroupSell6,000$38.08
Feb 26, 2026Laura Benjaminofficer: SVP & Chief Operating OfficerSell33,176$37.51
Feb 26, 2026Dunn Catherine Eofficer: VP, Chief Accounting OfficerTax575$37.22
Feb 26, 2026Dunn Catherine Eofficer: VP, Chief Accounting OfficerSell2,866$37.97
Feb 26, 2026GRANATO LEONARDO Pofficer: SVP, IMDSSell8,415$37.47
Feb 26, 2026Laura Benjaminofficer: SVP & Chief Operating OfficerTax5,551$37.22
Feb 26, 2026GRANATO LEONARDO Pofficer: SVP, IMDSSell1,236$37.00
Feb 26, 2026LARSON RODERICK A.director, officer: President and CEOTax38,227$37.22

Source: OII SEC Form 4 filings, latest May 19, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their OII positions over the last 6 months (SEC Form 13F).

Increased
258
New positions
130
Reduced
213
Sold out
56
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased16.3MMay 13, 2026
BLACKROCK, INC.Increased16.0MFeb 12, 2026
VANGUARD GROUP INCIncreased12.4MJan 29, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position7.6MMay 8, 2026
BROWN ADVISORY INCReduced7.4MFeb 13, 2026
BROWN ADVISORY INCReduced5.8MMay 15, 2026
STATE STREET CORPIncreased5.0MMay 15, 2026
STATE STREET CORPIncreased4.6MFeb 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position4.5MMay 15, 2026
MORGAN STANLEY INSTITUTIONAL INVESTMENT ADVISORS LLCNew Position3.9MFeb 13, 2026
EARNEST PARTNERS LLCReduced3.8MFeb 12, 2026
AMERICAN CENTURY COMPANIES INCIncreased3.8MMay 15, 2026
EARNEST PARTNERS LLCReduced3.7MMay 15, 2026
AMERICAN CENTURY COMPANIES INCReduced3.6MFeb 13, 2026
DIMENSIONAL FUND ADVISORS LPIncreased3.5MFeb 12, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.