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 ↗ ×16 |
| 2 | State Street Global Advisors ✦ (passive) | 4.99M | -0.8% | $202.37M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 3 | Brown Advisory Inc | 4.97M | -14.2% | $201.28M | 0.3% | ▼ Trim | 3 | SEC ↗ ×3 |
| 4 | Vanguard Capital Management Llc | 4.49M | +0.1% | $181.74M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | American Century Companies Inc | 4.02M | +6.8% | $163.05M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 6 | Dimensional Fund Advisors Lp | 3.55M | +2.5% | $143.71M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 7 | Neuberger Berman Group LLC | 3.23M | +0.3% | $130.82M | 0.1% | ▲ Add | 3 | SEC ↗ ×2 |
| 8 | Franklin Resources Inc | 3.06M | +269.5% | $124.03M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 9 | Geode Capital Management ✦ (passive) | 2.84M | +19.5% | $115.08M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 10 | Loomis Sayles & Co L P | 1.61M | -5.5% | $65.08M | 0.1% | ▼ Trim | 3 | SEC ↗ ×2 |
| 11 | Northern Trust Corp | 1.37M | +8.2% | $55.57M | 0.0% | ▲ Add | 3 | SEC ↗ ×6 |
| 12 | Charles Schwab Investment… | 1.34M | -3.1% | $54.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 13 | Nomura Asset Management… | 1.33M | New | $53.90M | 0.1% | New | 1 | SEC ↗ |
| 14 | T. Rowe Price ✦ | 1.32M | +2.0% | $53.52M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 15 | Morgan Stanley ✦ | 1.21M | +16.1% | $48.93M | 0.0% | ▲ Add | 4 | SEC ↗ ×14 |
| 16 | Bank of New York Mellon Corp | 1.13M | +49.2% | $45.66M | 0.0% | ▲ Add | 3 | SEC ↗ ×13 |
| 17 | Goldman Sachs Group ✦ | 1.08M | +7.7% | $43.62M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 18 | Royal Bank Of Canada | 932.19K | -11.1% | $37.77M | 0.0% | ▼ Trim | 3 | SEC ↗ ×8 |
| 19 | Massachusetts Financial Services Co… | 757.31K | +11.1% | $30.69M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | Federated Hermes, Inc. | 666.52K | -3.1% | $27.01M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 21 | Invesco Ltd. | 638.88K | -8.9% | $25.89M | 0.0% | ▼ Trim | 3 | SEC ↗ ×6 |
| 22 | Fisher Asset Management ✦ | 635.14K | -19.8% | $25.74M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 23 | Principal Financial Group Inc | 593.56K | +1.4% | $24.05M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 24 | JPMorgan Chase ✦ | 500.38K | -5.4% | $19.96M | 0.0% | ▼ Trim | 4 | SEC ↗ ×3 |
| 25 | AQR Capital Management ✦ | 449.04K | +14.5% | $18.20M | 0.0% | ▲ Add | 9 | SEC ↗ ×6 |
| 26 | First Trust Advisors Lp | 421.48K | -3.1% | $17.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 27 | Schroder Investment Management Group | 399.66K | -33.9% | $15.80M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 28 | Storebrand Asset Management As | 366.19K | 0.0% | $14.84M | 0.0% | Held | 2 | SEC ↗ |
| 29 | Bank Of America Corp /De/ | 364.83K | +39.7% | $14.78M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 30 | Fidelity (FMR) ✦ | 349.34K | +1.1% | $14.16M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 31 | Sei Investments Co | 314.09K | -28.7% | $12.73M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 32 | Envestnet Asset Management Inc | 310.20K | +10.9% | $12.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 33 | Nuveen, LLC | 307.46K | -29.3% | $12.46M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 34 | GAMCO Investors ✦ | 303.90K | -10.2% | $12.31M | 0.1% | ▼ Trim | 9 | SEC ↗ |
| 35 | Russell Investments Group, Ltd. | 258.07K | +5.1% | $10.46M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 36 | UBS Group AG | 254.31K | -19.5% | $10.30M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 37 | Rhumbline Advisers | 246.57K | +5.5% | $9.99M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 38 | Legal & General Group Plc | 242.50K | +3.7% | $9.83M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 39 | Wells Fargo & Company/Mn | 236.77K | +29.6% | $9.59M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 40 | Ameriprise Financial Inc | 208.06K | +3.5% | $8.43M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 41 | Swiss National Bank | 199.45K | +1.0% | $8.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Prudential Financial Inc | 196.20K | -11.2% | $7.95M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 43 | Alliancebernstein L.P. | 202.23K | +39.0% | $7.17M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | UBS AM, a distinct business unit of… | 162.28K | -45.8% | $6.58M | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 45 | Millennium Management ✦ | 154.69K | New | $6.27M | 0.0% | New | 1 | SEC ↗ |
| 46 | Marshall Wace ✦ | 104.78K | New | $4.25M | 0.0% | New | 1 | SEC ↗ ×3 |
| 47 | Deutsche Bank Ag\ | 104.69K | +18.8% | $4.24M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 48 | State Of Wisconsin Investment Board | 102.09K | -9.1% | $4.14M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 49 | New York State Common Retirement… | 95.77K | +4.6% | $3.88M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | Gotham Asset Management ✦ | 78.82K | +19.6% | $3.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Creative Planning | 74.80K | +50.6% | $3.03M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 52 | Citigroup Inc | 72.14K | +264.1% | $2.92M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 53 | Mitsubishi UFJ Asset Management… | 71.30K | -29.5% | $2.89M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 54 | Squarepoint Ops LLC | 62.02K | +74.5% | $2.51M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 55 | Jennison Associates Llc | 60.96K | +1.6% | $2.47M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 56 | Voya Investment Management Llc | 55.64K | +5.3% | $2.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Raymond James Financial Inc | 54.61K | +10.3% | $2.21M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 58 | State Board Of Administration Of… | 51.67K | -10.6% | $2.09M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 59 | Manufacturers Life Insurance… | 49.07K | +9.3% | $1.99M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 60 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 46.41K | +0.2% | $1.88M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 61 | Renaissance Technologies ✦ | 44.79K | -47.3% | $1.81M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 62 | Zurcher Kantonalbank (Zurich… | 42.92K | 0.0% | $1.74M | 0.0% | Held | 3 | SEC ↗ |
| 63 | Universal- Beteiligungs- und… | 37.65K | +64.0% | $1.53M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 64 | Stifel Financial Corp | 35.21K | New | $1.43M | 0.0% | New | 1 | SEC ↗ ×2 |
| 65 | Victory Capital Management Inc | 32.46K | -15.5% | $1.32M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 66 | Fifth Third Bancorp | 30.25K | +2.4% | $1.23M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Tidal Investments LLC | 30.21K | +8.4% | $1.22M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | Mariner, LLC | 27.54K | -14.5% | $1.12M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 69 | Sumitomo Mitsui Trust Group, Inc. | 26.76K | -0.9% | $1.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 70 | Quantinno Capital Management LP | 25.43K | +36.8% | $1.03M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 71 | Holocene Advisors, LP | 25.37K | New | $1.03M | 0.0% | New | 1 | SEC ↗ |
| 72 | Capstone Investment Advisors, Llc | 25.09K | New | $1.02M | 0.0% | New | 1 | SEC ↗ |
| 73 | Susquehanna International Group, Llp | 24.74K | -65.7% | $1.00M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 74 | Bnp Paribas Financial Markets | 24.23K | -88.3% | $981,759 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 75 | Group One Trading Llc | 23.30K | +396.3% | $944,035 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Walleye Trading LLC | 23.02K | -64.2% | $932,892 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | LPL Financial LLC | 21.07K | +70.5% | $853,716 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Amundi | 19.78K | +87.9% | $801,405 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | Wealth Enhancement Advisory… | 25.56K | +7.6% | $800,994 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 80 | Cerity Partners LLC | 18.98K | +95.1% | $768,906 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 81 | Canada Pension Plan Investment Board | 18.40K | +37.3% | $745,568 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 82 | Osaic Holdings, Inc. | 17.43K | -4.7% | $706,219 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 83 | Pictet Asset Management Holding SA | 17.28K | +5.7% | $700,145 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Barclays Plc | 16.73K | -94.4% | $678,022 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 85 | HighTower Advisors, LLC | 16.56K | -45.4% | $671,173 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 86 | Truist Financial Corp | 16.39K | -1.3% | $664,042 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 87 | IMC-Chicago, LLC | 16.20K | New | $656,505 | 0.0% | New | 1 | SEC ↗ |
| 88 | Captrust Financial Advisors | 15.70K | +5.6% | $636,083 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 89 | Bank Of Montreal /Can/ | 15.51K | +7.4% | $628,304 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 90 | DZ BANK AG Deutsche Zentral… | 15.50K | +55.0% | $628,059 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Simplex Trading, Llc | 14.82K | +237.3% | $600,587 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 92 | Two Sigma Investments ✦ | 14.68K | New | $594,874 | 0.0% | New | 1 | SEC ↗ |
| 93 | ProShare Advisors LLC | 14.36K | -6.7% | $582,031 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 94 | Mml Investors Services, Llc | 14.18K | +33.1% | $574,379 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 95 | Lido Advisors, LLC | 13.35K | -2.8% | $541,024 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 96 | Pnc Financial Services Group, Inc. | 11.70K | +20.4% | $474,043 | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 97 | Mercer Global Advisors Inc /Adv | 10.74K | +17.1% | $435,266 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Corient Private Wealth LP | 10.41K | -3.7% | $422,017 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 99 | Blair William & Co/Il | 9.12K | -8.0% | $369,461 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 100 | D. E. Shaw & Co. ✦ | 9.05K | New | $366,665 | 0.0% | New | 1 | 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% |
| Millennium Management | $6.27M | 0.0% |
| Marshall Wace | $4.25M | 0.0% |
| Stifel Financial Corp | $1.43M | 0.0% |
| Holocene Advisors, LP | $1.03M | 0.0% |
| Capstone Investment Advisors… | $1.02M | 0.0% |
| IMC-Chicago, LLC | $656,505 | 0.0% |
| Two Sigma Investments | $594,874 | 0.0% |
| D. E. Shaw & Co. | $366,665 | 0.0% |
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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