Diamondback Energy, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Diamondback Energy, Inc. (FANG), 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 FANG insiders buying or selling?
In the last 12 months, Diamondback Energy, Inc. insiders reported 0 open-market purchases ($0) and 51 sales ($8.7B) — net selling of $8.7B. Since January 2018, Trabud has recorded 166 Form 4 filings for FANG: 8 buys ($3.4M) and 158 sells ($11.2B).
Source: SEC EDGAR Form 4
Key Statistics (January 2018 – Sep 17, 2026)
Total Form 4 filings
166
SEC EDGAR
Insider filers
22
Insider buys (8)
$3.4M
Insider sells (158)
$11.2B
Insider sentiment
Net sellingNet insider flow of $11.2B in net selling since January 2018, and $8.7B in net selling over the last 12 months.
Recent FANG insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Sep 17, 2026 | SGF FANG Holdings, LP | 10% Owner | Sale | 9.1M | $205.26 | $1.9B | SEC ↗ |
| Sep 17, 2026 | SGF FANG Holdings, LP | 10% Owner | Sale | 9.1M | $205.26 | $1.9B | SEC ↗ |
| Sep 17, 2026 | Matt Zmigrosky | EVP, Chief Legal and Admin Off | Sale | 1.3K | $212.56 | $281.8K | SEC ↗ |
| Sep 17, 2026 | Teresa L. Dick | EVP Accounting, Assist. Sec. | Sale | 5.0K | $210.00 | $1.1M | SEC ↗ |
| Sep 14, 2026 | Travis D. Stice | Director | Sale | 75.0K | $204.31 | $15.3M | SEC ↗ |
| Aug 24, 2026 | Hof Matthew Kaes Van'T | Chief Executive Officer | Sale | 10.0K | $214.66 | $2.1M | SEC ↗ |
| Aug 24, 2026 | Daniel N Wesson | Exec. VP & COO | Sale | 7.5K | $215.21 | $1.6M | SEC ↗ |
| Aug 24, 2026 | Mark Lawrence Plaumann | Director | Sale | 1.0K | $210.58 | $210.6K | SEC ↗ |
| Aug 17, 2026 | Matt Zmigrosky | EVP, Chief Legal and Admin Off | Sale | 2.5K | $202.77 | $506.9K | SEC ↗ |
| Aug 17, 2026 | Jere W Thompson III | CFO, Executive VP | Sale | 500 | $204.14 | $102.1K | SEC ↗ |
| Aug 12, 2026 | Hof Matthew Kaes Van'T | Chief Executive Officer | Sale | 5.0K | $202.46 | $1.0M | SEC ↗ |
| Aug 4, 2026 | Charles Alvin Meloy | Director | Sale | 33.3K | $198.41 | $6.6M | SEC ↗ |
| Jun 17, 2026 | Charles Alvin Meloy | Director | Sale | 83.3K | $187.12 | $15.6M | SEC ↗ |
| Jun 10, 2026 | Mark Lawrence Plaumann | Director | Sale | 500 | $196.50 | $98.3K | SEC ↗ |
| Jun 8, 2026 | Teresa L. Dick | CAO, Exec. VP, Assist. Sec. | Sale | 5.0K | $205.00 | $1.0M | SEC ↗ |
| Jun 5, 2026 | SGF FANG Holdings, LP | 10% Owner | Sale | 10.0M | $204.25 | $2.0B | SEC ↗ |
| Jun 4, 2026 | Hof Matthew Kaes Van'T | Chief Executive Officer | Sale | 15.0K | $208.33 | $3.1M | SEC ↗ |
| Jun 4, 2026 | Matt Zmigrosky | EVP, Chief Legal and Admin Off | Sale | 5.0K | $210.00 | $1.1M | SEC ↗ |
| Jun 2, 2026 | Teresa L. Dick | CAO, Exec. VP, Assist. Sec. | Sale | 7.0K | $200.90 | $1.4M | SEC ↗ |
| Jun 2, 2026 | Matt Zmigrosky | EVP, Chief Legal and Admin Off | Sale | 5.0K | $200.54 | $1.0M | SEC ↗ |
| May 21, 2026 | Teresa L. Dick | CAO, Exec. VP, Assist. Sec. | Sale | 5.0K | $207.00 | $1.0M | SEC ↗ |
| May 19, 2026 | Albert Barkmann | Exec. VP and Chief Engineer | Sale | 3.0K | $204.04 | $612.1K | SEC ↗ |
| May 19, 2026 | Jere W Thompson III | CFO, Executive VP | Sale | 1.0K | $203.16 | $203.2K | SEC ↗ |
| May 14, 2026 | Matt Zmigrosky | EVP, Chief Legal and Admin Off | Sale | 5.0K | $200.10 | $1.0M | SEC ↗ |
| May 14, 2026 | Teresa L. Dick | CAO, Exec. VP, Assist. Sec. | Sale | 5.0K | $200.00 | $1.0M | SEC ↗ |
Showing the 25 most recent of 166 Form 4 filings for Diamondback Energy, Inc..
Most active FANG insiders
- Hof Matthew Kaes Van'T27 filings
- Teresa L. Dick18 filings
- Travis D. Stice17 filings
- Matt Zmigrosky15 filings
- Daniel N Wesson12 filings
Ask anything about FANG insider activity
Use Trabud's AI agent to query Diamondback Energy, Inc.'s Form 4 history in plain English — "Show me FANG CEO purchases this year" or compare it against any other ticker.
Open the AI agentFANG insider trading FAQ
Are Diamondback Energy, Inc. insiders buying or selling?
In the last 12 months, Diamondback Energy, Inc. insiders reported 0 open-market purchases ($0) and 51 sales ($8.7B) — net selling of $8.7B. Since January 2018, Trabud has recorded 166 Form 4 filings for FANG: 8 buys ($3.4M) and 158 sells ($11.2B). Over the full record that is net selling of $11.2B.
How many insiders trade FANG stock?
22 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Diamondback Energy, Inc.. The most recent filing was accepted on Sep 17, 2026.
Where does Trabud get FANG insider trading data?
All FANG 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.