RIG insider buying
2 cluster buysTransocean Ltd. · Energy
When two or more insiders at Transocean Ltd. buy RIG on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in RIG plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Sep 26 – Nov 24, 2025Detected Nov 24, 20253 insidersTotal bought$54.7MMarket cap$5.5B
- May 15 – Sep 12, 2024Detected Sep 12, 20243 insidersTotal bought$86.0MMarket cap$5.5B
All notable open-market buys in RIG
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Jul 2, 2026 | Director | 35,000 | $4.95 | $173.3K | SEC ↗ |
| Nov 24, 2025 | Perestroika (Cyprus) Ltdcluster Director | 1,500,000 | $4.02 | $6.0M | SEC ↗ |
| Nov 24, 2025 | Perestroikacluster Director | 1,500,000 | $4.02 | $6.0M | SEC ↗ |
| Nov 24, 2025 | Mohn Frederik Wilhelmcluster Director | 1,500,000 | $4.02 | $6.0M | SEC ↗ |
| Sep 26, 2025 | Perestroika (Cyprus) Ltdcluster Director, 10% Owner | 4,000,000 | $3.05 | $12.2M | SEC ↗ |
| Sep 26, 2025 | Mohn Frederik Wilhelmcluster Director, 10% Owner | 4,000,000 | $3.05 | $12.2M | SEC ↗ |
| Sep 26, 2025 | Perestroikacluster Director, 10% Owner | 4,000,000 | $3.05 | $12.2M | SEC ↗ |
| Apr 30, 2025 | Director | 10,000 | $2.14 | $21.4K | SEC ↗ |
| Sep 12, 2024 | Mohn Frederik Wilhelmcluster Director, 10% Owner | 1,500,000 | $4.13 | $6.2M | SEC ↗ |
| Sep 12, 2024 | Perestroikacluster Director, 10% Owner | 1,500,000 | $4.13 | $6.2M | SEC ↗ |
| Sep 12, 2024 | Perestroika (Cyprus) Ltdcluster Director, 10% Owner | 1,500,000 | $4.13 | $6.2M | SEC ↗ |
| Aug 2, 2024 | Perestroika (Cyprus) Ltdcluster Director, 10% Owner | 2,000,000 | $5.23 | $10.5M | SEC ↗ |
| Aug 2, 2024 | Perestroikacluster Director, 10% Owner | 2,000,000 | $5.23 | $10.5M | SEC ↗ |
| Aug 2, 2024 | Mohn Frederik Wilhelmcluster Director, 10% Owner | 2,000,000 | $5.23 | $10.5M | SEC ↗ |
| May 15, 2024 | Perestroikacluster Director, 10% Owner | 2,000,000 | $6.01 | $12.0M | SEC ↗ |
| May 15, 2024 | Perestroika (Cyprus) Ltdcluster Director, 10% Owner | 2,000,000 | $6.01 | $12.0M | SEC ↗ |
| May 15, 2024 | Mohn Frederik Wilhelmcluster Director, 10% Owner | 2,000,000 | $6.01 | $12.0M | SEC ↗ |
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RIG insider buying — FAQ
- Are insiders buying RIG stock?
- Yes — 5 distinct insiders have bought RIG (Transocean Ltd.) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Jul 7, 2026.
- How much RIG stock have insiders bought?
- Insiders have bought a combined $140.9M of RIG across 17 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in RIG?
- A cluster buy is two or more distinct Transocean Ltd. insiders — officers, directors, or 10% owners — each buying RIG on the open market within a rolling window. RIG has 2 detected cluster buys to date.
- Where does this RIG insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in RIG
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy RIG within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding RIG.