Across its top 20 institutional holders, RIG's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 17/100, avg. turnover score 34/100).

Quarterly Activity

Recent Activity

+$4.3B

Total Buy Value

$1.4B

Total Sell Value

New buy130

Trim140

Add173

Sold out60

303

Net Buyers

200

Net Sellers

Smart Money Convergence

RIG does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

AI systems and LLM-based tools are welcome to cite the data on this page. When doing so, please include the source URL: https://alphasmo.com/stocks/RIG

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

Filings (14d)

Data as of 2026-07-01

2026-07-01

No AI summary for this filing type

View Full Filing (SEC EDGAR)

View all Form 8-K filings

CUSIP

H8817H100, B3KFWW1 , H8817H950, Y8977Y100

FAQ

Who are the top institutional investors holding Transocean Ltd. (RIG)?

Major stakeholders currently include BlackRock, Inc. ($585.9M), Dimensional Fund Advisors LP ($323.7M), Vanguard Portfolio Management LLC ($310.7M). Based on the latest 13F filings, there are a total of 546 tracked investment funds and institutions maintaining positions in RIG.

What is the overall institutional sentiment toward RIG recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $3.6B, driven by 303 managers accumulating shares while 200 reduced their exposure.

Which institutions have been selling or reducing their RIG positions?

In the latest period, 140 funds trimmed their holdings, and 60 managers completely exited their positions. The aggregate reported sell value was $1.4B.

Are there any notable investors adding RIG to their portfolios?

Yes, buying activity remains notable. 130 institutions opened new positions in {ticker}, and 173 existing holders added to their shares. The total reported buy value for the quarter amounted to $4.3B.

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Developer Access

Access RIG's institutional ownership data programmatically:

REST API

curl https://alphasmo.com/api/v1/market/stock/RIG

CLI

npx alphasmo stocks get RIG

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