Transaction · 0001539838-26-000148
FANGDiamondback Energy, Inc.
Zmigrosky Matt
Zmigrosky Matt, EVP, CLAO, reported an open-market or private sale at Diamondback Energy, Inc. involving 2500.000000 shares for an estimated $506930.25. Reported holdings after the transaction were 38892.000000 shares. A 10b5-1 reference was not detected in the stored filing text.
Open-market sellSEC transaction code SEVP, CLAO
- Trade date
- Aug 14, 2026
- Filing date
- Aug 17, 2026
How reported position traded is calculated
Shares sold ÷ (holdings after + shares sold). Estimated position before: 41,392 shares.
Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.
FANG price since this filing
Daily closing prices, with the filing date and available return windowsFANG · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -8.0%1w ago -8.8%1d ago -3.3%
Returns since7d -0.3%30d -5.7%90d180d1y
Transaction facts
Stored Form 4 columns with their raw values
- Type
- Sell Code S
- Identifier
- 0001539838-26-000148 Common Stock
- Transaction date
- Aug 14, 2026 Filed Aug 17, 2026, 08:02 PM · 3d delay
- Shares
- 2,500 sh $202.77 per share
- Estimated value
- -$506k Computed from shares × price
- Holdings after
- 38,892 sh Direct
Filing signal explanations
Badges describe filing facts only — not predictions.
Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership
Filing-only score
+6 points
Compact filing score computed from stored Form 4 facts. Version v1.
Positive filing signal
This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.
How this score is calculated
- direct_ownership+6 points
direct_or_indirect_ownership = D
Direct ownership reports the insider's personal stake.
Signed filing-only points, not a probability or expected return. Version v1.
Reported relationships & other filings
Form 4 relationship flags and nearby filing context
Reported roles
EVP, Chief Legal and Admin Off
Officer YesDirector No10% NoOther No
Footnotes & amended
- F1
The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $202.6701 per share to $202.89 per share, inclusive. The reporti…
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