OII
Oceaneering International, Inc.
NYSE · USEnergyOil & Gas Equipment & Services
$42.18-0.24%
Price as of Jul 20, 2026
OII ownership
Oceaneering International, Inc. ownership & insider activity
Latest available institutional positioning and SEC Form 4 insider transactions, coalesced at the company entity level when listings share coverage.
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$3.2M
Insider trades by month Buys Sells
Sep
Jan
Feb
Mar
May
Jul
Context3-month price +14%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jul 1, 2026 | GOODWIN DEANNA Ldirector | Sell | 7,000 | $40.69 |
| May 19, 2026 | WEBSTER STEVEN Adirector | Grant | 4,576 | — |
| May 19, 2026 | LARSON RODERICK A.director, officer: President and CEO | Sell | 5,000 | $38.27 |
| May 19, 2026 | GOODWIN DEANNA Ldirector | Grant | 4,576 | — |
| May 19, 2026 | BERRY WILLIAM Bdirector | Grant | 4,576 | — |
| May 19, 2026 | Beachy Karen Hdirector | Grant | 4,576 | — |
| May 19, 2026 | MCEVOY M KEVINdirector | Grant | 6,729 | — |
| May 19, 2026 | Poddar Reemadirector | Grant | 4,576 | — |
| May 19, 2026 | MURPHY PAUL B JRdirector | Grant | 4,576 | — |
| May 19, 2026 | Reinhardsen Jon Erikdirector | Grant | 4,576 | — |
| May 19, 2026 | Jenkins Roger W.director | Grant | 4,576 | — |
| May 14, 2026 | MCDONALD MARTIN Jofficer: SVP, Subsea Robotics | Sell | 43,947 | $38.49 |
| May 14, 2026 | MCDONALD MARTIN Jofficer: SVP, Subsea Robotics | Sell | 26,053 | $38.33 |
| Mar 13, 2026 | MCEVOY M KEVINdirector | Sell | 25,678 | $35.27 |
| Feb 26, 2026 | Simons Jennifer Fremontofficer: SVP, CLO and Secretary | Tax | 6,673 | $37.22 |
| Feb 26, 2026 | Simons Jennifer Fremontofficer: SVP, CLO and Secretary | Sell | 10,284 | $38.96 |
| Feb 26, 2026 | Kriendler Hollyofficer: SVP, Chief H.R. Officer | Tax | 4,048 | $37.22 |
| Feb 26, 2026 | Kriendler Hollyofficer: SVP, Chief H.R. Officer | Sell | 19,007 | $37.73 |
| Feb 26, 2026 | Kriendler Hollyofficer: SVP, Chief H.R. Officer | Sell | 5,798 | $37.31 |
| Feb 26, 2026 | Dunn Catherine Eofficer: VP, Chief Accounting Officer | Tax | 575 | $37.22 |
| Feb 26, 2026 | Dunn Catherine Eofficer: VP, Chief Accounting Officer | Sell | 6,204 | $37.52 |
| Feb 26, 2026 | Laura Benjaminofficer: SVP & Chief Operating Officer | Sell | 5,106 | $36.88 |
| Feb 26, 2026 | Beachy Karen Hdirector | Sell | 9,800 | $37.41 |
| Feb 26, 2026 | Laura Benjaminofficer: SVP & Chief Operating Officer | Sell | 33,176 | $37.51 |
| Feb 26, 2026 | Laura Benjaminofficer: SVP & Chief Operating Officer | Tax | 5,551 | $37.22 |
| Feb 26, 2026 | Childress Earlofficer: SVP, Chief Commercial Ofc. | Tax | 4,695 | $37.22 |
| Feb 26, 2026 | DYER CHRISTOPHER Jofficer: SVP, OPGroup | Sell | 6,000 | $38.08 |
| Feb 26, 2026 | GRANATO LEONARDO Pofficer: SVP, IMDS | Sell | 8,415 | $37.47 |
| Feb 26, 2026 | DYER CHRISTOPHER Jofficer: SVP, OPGroup | Tax | 2,812 | $37.22 |
| Feb 26, 2026 | MCDONALD MARTIN Jofficer: SVP, Subsea Robotics | Tax | 4,826 | $37.22 |
Source: OII SEC Form 4 filings, latest Jul 1, 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
255
New positions
142
Reduced
215
Sold out
64
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 16.3M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 16.0M | Feb 12, 2026 |
| VANGUARD GROUP INC | Increased | 12.4M | Jan 29, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 7.6M | May 8, 2026 |
| BROWN ADVISORY INC | Reduced | 7.4M | Feb 13, 2026 |
| BROWN ADVISORY INC | Reduced | 5.8M | May 15, 2026 |
| STATE STREET CORP | Increased | 5.0M | May 15, 2026 |
| STATE STREET CORP | Increased | 4.6M | Feb 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 4.5M | May 15, 2026 |
| MORGAN STANLEY INSTITUTIONAL INVESTMENT ADVISORS LLC | New Position | 3.9M | Feb 13, 2026 |
| EARNEST PARTNERS LLC | Reduced | 3.8M | Feb 12, 2026 |
| AMERICAN CENTURY COMPANIES INC | Increased | 3.8M | May 15, 2026 |
| EARNEST PARTNERS LLC | Reduced | 3.7M | May 15, 2026 |
| AMERICAN CENTURY COMPANIES INC | Reduced | 3.6M | Feb 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 3.5M | Feb 12, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.