Diamondback CAO sells 5,000 shares at $200

Diamondback Energy, Inc. executive Teresa L. Dick, the CAO and Executive VP, reported an open-market sale of 5,000 shares of Common Stock at $200 per share.

Filing Impact

(Very High)

Filing Sentiment

(Negative)How Sentiment works

Sentiment and the balance of points

Rhea-AI Sentiment reads the wording of the document, how positive or negative its language is on a 1 to 5 scale. The balance of points shown with the takes weighs what the document actually discloses, so the two can disagree, for example when a trial that missed its main goal is described in upbeat language.

How Sentiment works How the balance works

Form Type

Rhea-AI Filing Summary

Diamondback Energy, Inc. executive Teresa L. Dick, the CAO and Executive VP, reported an open-market sale of 5,000 shares of Common Stock at $200 per share. Following this Form 4 transaction, she directly holds 97,755 shares, suggesting a modest reduction relative to her remaining stake.

Insider Trade Summary

Net Seller: 5,000 shares

Net Sell 1 txn

Insider Dick Teresa L.

Role CAO, Exec. VP, Assist. Sec.

Sold 5,000 shs ($1.00M)

Type	Security	Shares	Price	Value
Sale	Common Stock	5,000	$200.00	$1.00M

Holdings After Transaction: Common Stock — 97,755 shares (Direct)

Key Figures

Shares sold: 5,000 shares Sale price: $200.00 per share Shares owned after: 97,755 shares +1 more

4 metrics

Shares sold 5,000 shares Open-market sale of Common Stock

Sale price $200.00 per share Price for the 5,000-share sale

Shares owned after 97,755 shares Direct holdings following the transaction

Net shares sold 5,000 shares Net-sell direction in transaction summary

Key Terms

open-market sale, Common Stock, Form 4, transaction code S, +1 more

5 terms

open-market sale financial

"reported an open-market sale of 5,000 shares of Common Stock"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"open-market sale of 5,000 shares of Common Stock at $200 per share"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"The transaction was reported on a Form 4 insider filing"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

transaction code S regulatory

"This was classified as an open-market sale under transaction code S"

insider transaction regulatory

"What insider transaction did Diamondback Energy (FANG) report"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Diamondback Energy (FANG) report for Teresa L. Dick?

Diamondback Energy reported that CAO and Executive VP Teresa L. Dick executed an open-market sale of 5,000 shares of Common Stock at $200 per share. The transaction was reported on a Form 4 insider filing for regulatory disclosure.

How many Diamondback Energy (FANG) shares did Teresa L. Dick sell and at what price?

Teresa L. Dick sold 5,000 shares of Diamondback Energy Common Stock at a price of $200 per share. This was classified as an open-market sale under transaction code S in the Form 4 filing.

How many Diamondback Energy (FANG) shares does Teresa L. Dick hold after this Form 4 sale?

After the reported sale, Teresa L. Dick directly owns 97,755 shares of Diamondback Energy Common Stock. This figure reflects her position immediately following the 5,000-share open-market sale disclosed in the Form 4.

What does transaction code S mean in the Diamondback Energy (FANG) Form 4?

Transaction code S in the Form 4 indicates a sale of securities in an open market or private transaction. In this case, it describes Teresa L. Dick’s 5,000-share sale of Diamondback Energy Common Stock at $200 per share.

Was the Diamondback Energy (FANG) Form 4 transaction by Teresa L. Dick a buy or a sell?

The Form 4 reports a sell transaction by Teresa L. Dick. She completed an open-market sale of 5,000 shares of Diamondback Energy Common Stock, categorized as a sale under transaction code S with a transaction direction of “sell.”

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google

Accepted by SEC EDGAR 05/14/2026 - 04:01 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Dick Teresa L.

(Last)

(First)

(Middle)

500 WEST TEXAS AVENUE

SUITE 100

(Street)

MIDLAND

TEXAS

79701

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Diamondback Energy, Inc. [ FANG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	CAO, Exec. VP, Assist. Sec.

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/14/2026		S		5,000	D	$200	97,755	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

Remarks:

	/s/ Matt Zmigrosky, as attorney-in-fact for Teresa L. Dick	05/14/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR