🕵️ Oceaneering International Inc ($OII)
SEC insider & ownership activity, last 12 months · CIK 73756 · every row links its SEC filing
Over the last 12 months insiders sold $10.4M with no open-market buying against it. Martin J. McDonald sold $2.7M in discretionary trades (May). 1 planned sale is pending, the largest $999K (Martin J. McDonald). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 14 sellers, $10.4M (22 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Martin J. McDonald | 0 | – | 2 | $2.7M | May 13, 2026 |
| Benjamin Laura | 0 | – | 2 | $1.4M | Feb 26, 2026 |
| Simons Jennifer Fremont | 0 | – | 3 | $1.2M | Feb 25, 2026 |
| Kriendler Holly | 0 | – | 2 | $933K | Feb 26, 2026 |
| McEvoy M Kevin | 0 | – | 1 | $906K | Mar 11, 2026 |
| Childress Earl | 0 | – | 1 | $842K | Feb 25, 2026 |
| Leonardo P. Granato | 0 | – | 3 | $369K | Feb 26, 2026 |
| Karen H. Beachy | 0 | – | 1 | $367K | Feb 25, 2026 |
| Alan R. Curtis | 0 | – | 1 | $361K | Aug 27, 2025 |
| Catherine E Dunn | 0 | – | 2 | $342K | Feb 25, 2026 |
| Deanna L. Goodwin | 0 | – | 1 | $285K | Jun 30, 2026 |
| Paul B. Murphy Jr. | 0 | – | 1 | $242K | Sep 2, 2025 |
| Christopher J. Dyer | 0 | – | 1 | $228K | Feb 25, 2026 |
| Roderick A. Larson | 0 | – | 1 | $191K | May 18, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 14.2% | 13G | Jul 17, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 7.7% | 13G | Apr 29, 2026 | filing ↗ | |
| Brown Advisory Inc | 6.6% | 13G | Apr 18, 2025 | filing ↗ | |
| Brown Advisory LLC | 6.5% | 13G | Apr 18, 2025 | filing ↗ | |
| Vanguard Capital Management | 5.3% | 13G | Apr 30, 2026 | filing ↗ | |
| State Street Corporation | 5.1% | 13G | May 12, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Deanna L. Goodwin | $285K | Jun 30, 2026 | filing ↗ |
| Roderick A. Larson | $189K | May 18, 2026 | filing ↗ |
| Martin J. McDonald | $1.7M | May 13, 2026 | filing ↗ |
| Martin J. McDonald | $999K | May 12, 2026 | filing ↗ |
| M Kevin McEvoy | $904K | Mar 11, 2026 | filing ↗ |
| Kriendler Holly | $216K | Feb 26, 2026 | filing ↗ |
| Alan R. Curtis | $1.5M | Feb 26, 2026 | filing ↗ |
| Leonardo P. Granato | $46K | Feb 26, 2026 | filing ↗ |
| Benjamin Laura | $1.5M | Feb 25, 2026 | filing ↗ |
| Christopher J. Dyer | $228K | Feb 25, 2026 | filing ↗ |
| Karen H. Beachy | $367K | Feb 25, 2026 | filing ↗ |
| Leonardo P. Granato | $315K | Feb 25, 2026 | filing ↗ |
| Alan R. Curtis | $1.2M | Feb 25, 2026 | filing ↗ |
| Kriendler Holly | $717K | Feb 25, 2026 | filing ↗ |
| Childress Earl | $866K | Feb 25, 2026 | filing ↗ |
| Simons Jennifer Fremont | $401K | Feb 25, 2026 | filing ↗ |
| Catherine E Dunn | $109K | Feb 25, 2026 | filing ↗ |
| Simons Jennifer Fremont | $769K | Jan 5, 2026 | filing ↗ |
| Paul B. Murphy Jr. | $244K | Sep 2, 2025 | filing ↗ |
| Alan R. Curtis | $361K | Aug 27, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Jul 24, 2026 | filing ↗ |
| Earnings (2.02) | Jul 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 22, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 6, 2026 | filing ↗ |
| New financial obligation (2.03) | Jul 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 6, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 24, 2026 | filing ↗ |
| Other events (8.01) | Jun 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 24, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 15, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 5, 2026 | filing ↗ |
| Earnings (2.02) | Apr 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 22, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 25, 2026 | filing ↗ |
| Earnings (2.02) | Feb 18, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 18, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 22, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 22, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 17, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 4, 2025 | filing ↗ |
| Earnings (2.02) | Oct 22, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 22, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 4, 2025 | filing ↗ |