Who owns Transocean Ltd.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of RIG from SEC Form 13F filings across 539 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 539 institutions disclosed 996.8M shares of Transocean Ltd. worth $4.88B — about 89% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
539
13F holders
$4.88B
value, 2026 filers
89%
of shares outstanding (996.8M sh)
88
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of RIG's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 91.9M | $449.5M | 0.0% | 8.2% | +4.0% |
| 2 | DIMENSIONAL FUND ADVISORS LP | 51.0M | $249.5M | 0.0% | 4.6% | +4.5% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 49.3M | $241.1M | 0.0% | 4.4% | +5.2% |
| 4 | TWO SIGMA INVESTMENTS, LP | 46.2M | $225.9M | 0.2% | 4.1% | -0.6% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 45.2M | $221.0M | 0.0% | 4% | +2.1% |
| 6 | D. E. Shaw & Co., Inc. | 41.8M | $204.4M | 0.1% | 3.7% | +6.4% |
| 7 | Slate Path Capital LP | 37.3M | $182.2M | 2.5% | 3.3% | +24.0% |
| 8 | Capital World Investors | 31.0M | $151.5M | 0.0% | 2.8% | +4.7% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 28.6M | $139.7M | 0.0% | 2.6% | +21.7% |
| 10 | STATE STREET CORP | 27.1M | $132.8M | 0.0% | 2.4% | +8.7% |
| 11 | MORGAN STANLEY | 26.7M | $130.5M | 0.0% | 2.4% | +23.0% |
| 12 | UBS Group AG | 26.4M | $129.0M | 0.0% | 2.4% | +335.7% |
| 13 | AMERICAN CENTURY COMPANIES INC | 22.9M | $112.2M | 0.0% | 2% | +0.8% |
| 14 | Dalal Street, LLC | 20.4M | $99.7M | 30.5% | 1.8% | 0.0% |
| 15 | VAN ECK ASSOCIATES CORP | 19.8M | $96.8M | 0.1% | 1.8% | -6.4% |
| 16 | PILGRIM GLOBAL ADVISORS LLC | 17.4M | $85.0M | 18.2% | 1.6% | -27.3% |
| 17 | GOLDMAN SACHS GROUP INC | 16.8M | $82.1M | 0.0% | 1.5% | +30.2% |
| 18 | Elliott Investment Management L.P. | 15.6M | $76.4M | 0.3% | 1.4% | 0.0% |
| 19 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | 14.8M | $72.3M | 0.3% | 1.3% | -10.6% |
| 20 | RENAISSANCE TECHNOLOGIES LLC | 14.5M | $71.0M | 0.1% | 1.3% | +363.4% |
| 21 | Point72 Asset Management, L.P. | 14.2M | $69.3M | 0.1% | 1.3% | +162.1% |
| 22 | GENDELL JEFFREY L | 13.9M | $67.7M | 0.6% | 1.2% | +18.4% |
| 23 | KEYBANK NATIONAL ASSOCIATION/OH | 13.0M | $63.8M | 0.2% | 1.2% | +3.0% |
| 24 | FIL Ltd | 11.6M | $56.7M | 0.0% | 1% | +3.2% |
| 25 | BANK OF AMERICA CORP /DE/ | 11.1M | $54.3M | 0.0% | 1% | +29.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.