Kosmos Energy Ltd. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Kosmos Energy Ltd. (KOS), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are KOS insiders buying or selling?
In the last 12 months, Kosmos Energy Ltd. insiders reported 4 open-market purchases ($7.0M) and 11 sales ($1.1M) — net buying of $5.9M. Since September 2018, Trabud has recorded 53 Form 4 filings for KOS: 8 buys ($7.5M) and 45 sells ($2.2B).
Source: SEC EDGAR Form 4
Key Statistics (September 2018 – Jul 6, 2026)
Total Form 4 filings
53
SEC EDGAR
Insider filers
18
Insider buys (8)
$7.5M
Insider sells (45)
$2.2B
Insider sentiment
Net sellingNet insider flow of $2.2B in net selling since September 2018, and $5.9M in net buying over the last 12 months.
Recent KOS insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Jul 6, 2026 | Andrew G Inglis | Chairman and CEO | Sale | 85.9K | $2.05 | $176.2K | SEC ↗ |
| Jul 6, 2026 | Nealesh D. Shah | SVP and CFO | Sale | 46.0K | $2.05 | $94.3K | SEC ↗ |
| Jul 6, 2026 | Josh R. Marion | SVP and General Counsel | Sale | 25.0K | $2.05 | $51.2K | SEC ↗ |
| Jul 6, 2026 | Ronald W. Glass | VP & Chief Accounting Officer | Sale | 12.1K | $2.05 | $24.9K | SEC ↗ |
| May 29, 2026 | John Douglas Kelso Grant | Director | Sale | 43.5K | $2.73 | $118.7K | SEC ↗ |
| May 29, 2026 | Steven Sterin | Director | Sale | 38.6K | $2.73 | $105.5K | SEC ↗ |
| May 29, 2026 | Roy A. Franklin | Director | Sale | 43.5K | $2.73 | $118.7K | SEC ↗ |
| Mar 12, 2026 | Adebayo O. Ogunlesi | Director | Purchase | 3.2M | $1.90 | $6.0M | SEC ↗ |
| Mar 12, 2026 | Michael J Stice | Director | Purchase | 52.6K | $1.90 | $100.0K | SEC ↗ |
| Mar 12, 2026 | Nealesh D. Shah | SVP and CFO | Purchase | 157.9K | $1.90 | $300.0K | SEC ↗ |
| Mar 12, 2026 | Andrew G Inglis | Chairman and CEO | Purchase | 315.8K | $1.90 | $600.0K | SEC ↗ |
| Feb 5, 2026 | Ronald W. Glass | VP & Chief Accounting Officer | Sale | 22.6K | $1.38 | $31.1K | SEC ↗ |
| Feb 5, 2026 | Josh R. Marion | SVP and General Counsel | Sale | 22.9K | $1.38 | $31.6K | SEC ↗ |
| Feb 5, 2026 | Nealesh D. Shah | SVP and CFO | Sale | 79.1K | $1.39 | $109.6K | SEC ↗ |
| Feb 5, 2026 | Andrew G Inglis | Chairman and CEO | Sale | 148.2K | $1.39 | $205.2K | SEC ↗ |
| Jun 6, 2025 | John Douglas Kelso Grant | Director | Sale | 27.9K | $1.81 | $50.5K | SEC ↗ |
| Feb 6, 2025 | Ronald W. Glass | VP & Chief Accounting Officer | Sale | 20.7K | $3.11 | $64.6K | SEC ↗ |
| Feb 6, 2025 | Josh R. Marion | SVP and General Counsel | Sale | 20.7K | $3.11 | $64.6K | SEC ↗ |
| Feb 6, 2025 | Christopher James Ball | SVP, Chief Commercial Officer | Sale | 223.5K | $3.11 | $695.9K | SEC ↗ |
| Feb 6, 2025 | Nealesh D. Shah | SVP and CFO | Sale | 156.2K | $3.11 | $486.6K | SEC ↗ |
| Feb 6, 2025 | Andrew G Inglis | Chairman and CEO | Sale | 277.7K | $3.11 | $865.0K | SEC ↗ |
| Feb 4, 2025 | Ronald W. Glass | VP & Chief Accounting Officer | Sale | 16.2K | $3.12 | $50.5K | SEC ↗ |
| Feb 4, 2025 | Josh R. Marion | SVP and General Counsel | Sale | 16.1K | $3.12 | $50.4K | SEC ↗ |
| Feb 4, 2025 | Nealesh D. Shah | SVP and CFO | Sale | 57.0K | $3.12 | $177.8K | SEC ↗ |
| Feb 4, 2025 | Andrew G Inglis | Chairman and CEO | Sale | 102.7K | $3.12 | $320.4K | SEC ↗ |
Showing the 25 most recent of 53 Form 4 filings for Kosmos Energy Ltd..
Most active KOS insiders
- Andrew G Inglis8 filings
- Nealesh D. Shah7 filings
- Ronald W. Glass7 filings
- Josh R. Marion4 filings
- Christopher James Ball3 filings
Ask anything about KOS insider activity
Use Trabud's AI agent to query Kosmos Energy Ltd.'s Form 4 history in plain English — "Show me KOS CEO purchases this year" or compare it against any other ticker.
Open the AI agentKOS insider trading FAQ
Are Kosmos Energy Ltd. insiders buying or selling?
In the last 12 months, Kosmos Energy Ltd. insiders reported 4 open-market purchases ($7.0M) and 11 sales ($1.1M) — net buying of $5.9M. Since September 2018, Trabud has recorded 53 Form 4 filings for KOS: 8 buys ($7.5M) and 45 sells ($2.2B). Over the full record that is net selling of $2.2B.
How many insiders trade KOS stock?
18 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Kosmos Energy Ltd.. The most recent filing was accepted on Jul 6, 2026.
Where does Trabud get KOS insider trading data?
All KOS insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.