Security record
OII
Oceaneering International, Inc. · Energy · Oil & Gas Equipment & Services
114Tracked holders
+3Δ holders
70.59MShares held
$2.86BReported value
+13New positions
−10Exits
Momentum inputs (comparable managers):
holder breadth +2.7% ·
share flow +2.5% ·
net new positions +2.6%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 114 | +3 | 70.59M | $2.86B | +13 | −10 |
| Q1 2026 | 114 | +9 | 69.23M | $2.45B | +14 | −5 |
| Q4 2025 | 104 | +1 | 76.40M | $1.84B | +1 | — |
| Q3 2025 | 17 | 0 | 40.72M | $1.01B | — | −1 |
| Q2 2025 | 15 | -1 | 38.01M | $787.64M | +1 | −2 |
| Q1 2025 | 13 | +2 | 9.06M | $197.65M | +2 | — |
| Q4 2024 | 11 | +1 | 8.61M | $224.68M | +3 | −2 |
| Q3 2024 | 9 | +1 | 3.59M | $89.35M | +1 | — |
| Q2 2024 | 8 | — | 3.61M | $85.51M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 16.40M | +0.3% | $664.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 17 | State Street Global Advisors ✦ (passive) | 4.99M | -0.8% | $202.37M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 18 | Brown Advisory Inc | 4.97M | -14.2% | $201.28M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 19 | Brown Advisory Inc | 4.97M | -14.2% | $201.28M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 20 | Brown Advisory Inc | 4.97M | -14.2% | $201.28M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 21 | Vanguard Capital Management Llc | 4.49M | +0.1% | $181.74M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | American Century Companies Inc | 4.02M | +6.8% | $163.05M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 23 | Dimensional Fund Advisors Lp | 3.55M | +2.5% | $143.71M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 24 | Dimensional Fund Advisors Lp | 3.55M | +2.5% | $143.71M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | Dimensional Fund Advisors Lp | 3.55M | +2.5% | $143.71M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 26 | Dimensional Fund Advisors Lp | 3.55M | +2.5% | $143.71M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 27 | Dimensional Fund Advisors Lp | 3.55M | +2.5% | $143.71M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 28 | Neuberger Berman Group LLC | 3.23M | +0.3% | $130.82M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 29 | Neuberger Berman Group LLC | 3.23M | +0.3% | $130.82M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 30 | Franklin Resources Inc | 3.06M | +269.5% | $124.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 31 | Franklin Resources Inc | 3.06M | +269.5% | $124.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Franklin Resources Inc | 3.06M | +269.5% | $124.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 33 | Franklin Resources Inc | 3.06M | +269.5% | $124.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 34 | Franklin Resources Inc | 3.06M | +269.5% | $124.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 35 | Geode Capital Management ✦ (passive) | 2.84M | +19.5% | $115.08M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 36 | Geode Capital Management ✦ (passive) | 2.84M | +19.5% | $115.08M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 37 | Loomis Sayles & Co L P | 1.61M | -5.5% | $65.08M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 38 | Loomis Sayles & Co L P | 1.61M | -5.5% | $65.08M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 39 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 40 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 41 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 45 | Charles Schwab Investment… | 1.34M | -3.1% | $54.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 46 | Nomura Asset Management… | 1.33M | New | $53.90M | 0.1% | New | 1 | SEC ↗ |
| 47 | T. Rowe Price ✦ | 1.32M | +2.0% | $53.52M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 48 | T. Rowe Price ✦ | 1.32M | +2.0% | $53.52M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 49 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 50 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 51 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 52 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 53 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 54 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 55 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 56 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 57 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 58 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 59 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 60 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 61 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 62 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 63 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 69 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 70 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 71 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 72 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 73 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Goldman Sachs Group ✦ | 1.08M | +7.7% | $43.62M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 77 | Goldman Sachs Group ✦ | 1.08M | +7.7% | $43.62M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 78 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 79 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 80 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 81 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 82 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 83 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 84 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 85 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 86 | Massachusetts Financial Services Co… | 757.31K | +11.1% | $30.69M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 87 | Federated Hermes, Inc. | 666.52K | -3.1% | $27.01M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 88 | Federated Hermes, Inc. | 666.52K | -3.1% | $27.01M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 89 | Federated Hermes, Inc. | 666.52K | -3.1% | $27.01M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 90 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 91 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 92 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 93 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 94 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 95 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 96 | Fisher Asset Management ✦ | 635.14K | -19.8% | $25.74M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 97 | Principal Financial Group Inc | 593.56K | +1.4% | $24.05M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 98 | Principal Financial Group Inc | 593.56K | +1.4% | $24.05M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 99 | JPMorgan Chase ✦ | 500.38K | -5.4% | $19.96M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 100 | JPMorgan Chase ✦ | 500.38K | -5.4% | $19.96M | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Nomura Asset Management… | $53.90M | 0.1% |
Exited
| Boston Partners | $30.34M | was 0.0% |
| Qube Research & Technologies… | $20.87M | was 0.0% |
| Citadel Advisors | $2.78M | was 0.0% |
| Connor, Clark & Lunn… | $1.71M | was 0.0% |
| Jane Street Group, Llc | $1.46M | was 0.0% |
| Man Group plc | $857,594 | was 0.0% |
| Balyasny Asset Management L.P. | $523,608 | was 0.0% |
| Hsbc Holdings Plc | $310,924 | was 0.0% |
| Cibc World Market Inc. | $200,938 | was 0.0% |
| Nomura Asset Management Co Ltd | $31,923 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 362 holders, 101.15M shares, $3.43B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 07
MURPHY PAUL B JR
Director · 10.00K sh · $483,690
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A — BROWN ADVISORY INC
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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