Transaction · 0001539838-26-000174

Meloy Charles Alvin

Meloy Charles Alvin, DIR, reported an open-market or private sale at Diamondback Energy, Inc. involving 20503.000000 shares for an estimated $3755632.92. Reported holdings after the transaction were 772694.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SDIR
FANGDiamondback Energy, Inc.
Filing timeOct 07
Trade dateOct 05, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded2.58%Shares sold ÷ (holdings after + shares sold). Estimated position before: 793,197 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.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$184.38
Pre-filing
1mo ago +8.0%1w ago +0.5%1d ago +0.2%
Returns since
7d30d90d180d1y

FANG price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
FANG since 2026-10-07Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001539838-26-000174
Common Stock
Transaction date
Oct 05, 2026
Filed Oct 07, 2026, 09:18 PM · 2d delay
Shares
20.5k sh
$183.17 per share
Estimated value
-$3.75M
Computed from shares × price
Holdings after
772k sh
Indirect · Wolfrock Energy, LLC

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Large Sale 10b5-1 Detected
-6score
Filing-only score

-6

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on March 17, 2026.

  2. F2

    The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $182.645 per share to $183.64 per share, inclusive. The reportin…

  3. F3

    These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Manag…

  4. F4

    The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $183.65 per share to $184.58 per share, inclusive.

  5. F5

    The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $184.66 per share to $185.505 per share, inclusive.

Original filing · 0001539838-26-000174
Related transactions

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Same reporting owner
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