Oceaneering International
OII
43.70
-1.27
-2.82%
Oceaneering International
US · OII
#2193 by market cap
Listed 1970
43.70
-1.27
-2.82%
Live - 5344 symbols - heartbeat 551s ago
· 2026-10-08 05:49
Pre-market
41.53
-4.97%
After-hours
43.70
0.00%
- Market cap
- 4.35B
- P/E (TTM)i
- 12.63
- P/Bi
- 3.74
- EPSi
- 3.49
- Div yieldi
- 0.00%
- 52W posi
- 67%
Reader sentiment
Are you bullish or bearish on OII?
Anonymous reader poll. Unscientific, not investment advice.
✦ Quant Ownership Signal how this is computed
Distributing
- Total institutional ownership fell 0.4 percentage points.
Institutional ownership
- Held by institutions
- 105.96% -0.39pp
- Institutions
- 444
- As of
- 2026/Q3 vs. prior period
Ownership vs. money flow
AlignedInstitutions trimmed shares last reporting period, and the stock has seen net outflows in main-fund flow over the last 20 trading sessions - the two line up.
Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.
Holder types
Mutual Fund97.42%
Hedge Fund4.10%
Public Company2.23%
Individual/Insider1.53%
Government Pension Fund1.29%
Private Company0.29%
Family Office/Trust0.23%
Insurance Company0.19%
Sovereign Wealth Fund0.16%
Top holders as of 2026-06-30
BlackRock
16.48% · 16.40M sh
Vanguard Portfolio Management, LLC
7.96% · 7.93M sh
Vanguard Capital Management, LLC
5.22% · 5.20M sh
State Street Global Advisors
5.02% · 4.99M sh
Brown Advisory Incorporated
4.99% · 4.97M sh
American Century Investment Management
4.04% · 4.02M sh
EARNEST Partners, LLC
3.56% · 3.55M sh
Dimensional Fund Advisors
3.56% · 3.55M sh
Neuberger Berman Investment Advisers LLC
3.24% · 3.23M sh
Morgan Stanley Institutional Investment Advisors LLC
3.08% · 3.07M sh
Bar length is relative to the largest holder shown here, not to 100% of the company.
Insiders
50 filings tracked · 14 buys · 36 sells
| Name | Role | Stake |
|---|---|---|
| Roderick Larson | Chief Executive Officer | 0.46% |
| Steven Webster | Independent Director | 0.17% |
| M. McEvoy | Chairperson | 0.13% |
| Jon Erik Reinhardsen | Independent Director | 0.10% |
| William Berry | Independent Director | 0.10% |
| Paul Murphy | Independent Director | 0.07% |
| Shaun Roedel | Senior Vice President of Manufactured Products | 0.06% |
| Philip Beierl | Senior Vice President of Aerospace & Defense Technologies | 0.05% |
| Benjamin Laura | Senior VP & Chief Innovation Officer | 0.05% |
| Martin McDonald | Senior Vice President of Subsea Robotics | 0.05% |
Insider transactions most recent Form 4 filings
| Date | Name | Role | Type | Shares | Price |
|---|---|---|---|---|---|
| 2026-09-30 | Roderick Larson | Chief Executive Officer | Automatic Disposition | -6,000 | $43.61–44.38 |
| 2026-08-06 | Paul Murphy | Independent Director | Open Market Disposition | -10,000 | $48.37 |
| 2026-07-29 | M. McEvoy | Chairperson | Open Market Disposition | -3,000 | $47.93 |
| 2026-07-29 | Earl Childress | Chief Commercial Officer | Open Market Disposition | -12,701 | $46.71 |
| 2026-07-29 | Christopher Dyer | Senior Vice President of Offshore Projects Group | Open Market Disposition | -1,200 | $47.65 |
| 2026-06-29 | Deanna L. Goodwin | Independent Director | Open Market Disposition | -7,000 | $40.69 |
| 2026-05-17 | Roderick Larson | Chief Executive Officer | Open Market Disposition | -5,000 | $38.27 |
| 2026-05-14 | M. McEvoy | Chairperson | Other Acquisition | +6,729 | -- |
| 2026-05-14 | Paul Murphy | Independent Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | Steven Webster | Independent Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | William Berry | Independent Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | Jon Erik Reinhardsen | Independent Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | Roger Jenkins | Independent Non-Executive Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | Deanna L. Goodwin | Independent Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | Reema Poddar | Independent Non-Executive Director | Other Acquisition | +4,576 | -- |
| 2026-05-14 | Karen Beachy | Independent Non-Executive Director | Other Acquisition | +4,576 | -- |
| 2026-05-12 | Martin McDonald | Senior Vice President of Subsea Robotics | Open Market Disposition | -70,000 | $38.33–38.49 |
| 2026-05-12 | Martin McDonald | Senior Vice President of Subsea Robotics | Intent to Sell (Form 144) | -43,947 | $38.49 |
| 2026-05-11 | Martin McDonald | Senior Vice President of Subsea Robotics | Intent to Sell (Form 144) | -26,053 | $38.33 |
| 2026-03-10 | M. McEvoy | Chairperson | Open Market Disposition | -25,678 | $35.27 |
Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.
Quote time 2026-10-08 05:49:00 · For reference only, not investment advice and not tailored to your situation.