Who owns OII
356 institutions reported holding OII for 2026Q1, together 101% of the company, more than the 310 a quarter earlier.
356
Institutions reporting a position · as of 2026Q1 · up from 310 the quarter before
- Shares held by institutions
- 101.3M
Shares held by institutions · 101% of the company · long US equity positions only, as reported on Form 13F
- Reported value
- $3.59B
Reported value · at 2026-03-31 prices, not today's
- Top 5 holders
- 44%
Top 5 holders · of the whole company, between five filers
Details›
- Reporting quarter2026-03-31
- 2026Q1
- Quarters on record
- 52
- New positions
- 78
- Positions exited
- 38
- Added to
- 124
- Reduced
- 94
- Top 10 holdersof the company
- 60%
| Quarter | Filers | Shares | Reported value |
|---|---|---|---|
| 2026Q1 | 356 | 101.3M | $3.59B |
| 2025Q4 | 310 | 99.9M | $2.40B |
| 2025Q3 | 298 | 95.3M | $2.36B |
| 2025Q2 | 285 | 95.5M | $1.98B |
| 2025Q1 | 283 | 95.8M | $2.09B |
| 2024Q4 | 283 | 99.7M | $2.60B |
| 2024Q3 | 256 | 100.3M | $2.49B |
| 2024Q2 | 231 | 99.6M | $2.36B |
| 2024Q1 | 229 | 95.5M | $2.25B |
| 2023Q4 | 233 | 94.0M | $2.00B |
| 2023Q3 | 239 | 92.7M | $2.38B |
| 2023Q2 | 222 | 93.9M | $1.76B |
| 2023Q1 | 227 | 94.9M | $1.67B |
| 2022Q4 | 206 | 93.2M | $1.63B |
| 2022Q3 | 199 | 91.2M | $726M |
| 2022Q2 | 196 | 92.3M | $986M |
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Inc. | 16.3M | 16% | $580M |
| VANGUARD GROUP INC | 12.9M | 13% | $458M |
| BROWN ADVISORY INC | 5.8M | 5.8% | $205M |
| STATE STREET CORP | 5.0M | 5.0% | $179M |
| AMERICAN CENTURY COMPANIES INC | 3.8M | 3.7% | $134M |
| EARNEST PARTNERS LLC | 3.7M | 3.7% | $131M |
| DIMENSIONAL FUND ADVISORS LP | 3.5M | 3.4% | $123M |
| Morgan Stanley Institutional Investment Advisors LLC | 3.5M | 3.4% | $122M |
| Neuberger Berman Group LLC | 3.2M | 3.2% | $114M |
| GEODE CAPITAL MANAGEMENT LLC | 2.4M | 2.4% | $84M |
SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.
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