Nine Energy officer granted 38,889 RSUs

Nine Energy Service, Inc. reported that officer Luz S. Brett acquired a grant of 38,889 shares of common stock in the form of time-based restricted stock units at no purchase price.

Rhea-AI Filing Summary

Nine Energy Service, Inc. reported that officer Luz S. Brett acquired a grant of 38,889 shares of common stock in the form of time-based restricted stock units at no purchase price. These units will vest in three equal installments beginning on the first anniversary of the vesting commencement date, subject to her continued employment through each vesting date. Following this grant, she is reported as directly holding 38,889 shares.

Insider Trade Summary

Grant/Award: 38,889 shares

Grant/Award 1 txn

Insider Luz S. Brett

Role See Remarks

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	38,889	$0.00	$0.00

Holdings After Transaction: Common Stock — 38,889 shares (Direct)

Footnotes (1)

1. F1. Represents time-based restricted stock units that will vest in three equal installments beginning on the first anniversary of the applicable vesting commencement date, subject to the Reporting Person's continued employment through each applicable vesting date.

Key Figures

RSUs granted: 38,889 units Grant price: $0.0000 per unit Shares held after grant: 38,889 shares +1 more

4 metrics

RSUs granted 38,889 units Time-based restricted stock units awarded to officer Luz S. Brett

Grant price $0.0000 per unit Reported transaction price per share for the RSU grant

Shares held after grant 38,889 shares Total common shares reported as directly held after transaction

Vesting installments 3 equal installments RSUs vest over three equal tranches starting one year after commencement

Key Terms

restricted stock units, vesting, vesting commencement date, continued employment

4 terms

restricted stock units financial

"Represents time-based restricted stock units that will vest in three equal installments"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

vesting financial

"will vest in three equal installments beginning on the first anniversary"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

vesting commencement date financial

"beginning on the first anniversary of the applicable vesting commencement date"

The vesting commencement date is the starting point when an employee begins earning ownership rights to their promised benefits, such as stock options or retirement contributions. Think of it like the day a savings account is opened—only after this date do the benefits start to grow and become fully available over time. It matters to investors because it marks when the clock begins ticking toward full ownership, affecting the timing and value of these benefits.

continued employment financial

"subject to the Reporting Person's continued employment through each applicable vesting date"

Continued employment means that an individual remains in their current job without interruption. For investors, it signals stability and ongoing work that can affect company performance and future prospects. Like a steady heartbeat for a business, sustained employment helps ensure consistent operations and financial health.

FAQ

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

What insider transaction did Nine Energy Service (NINE) report for Luz S. Brett?

Nine Energy Service reported that officer Luz S. Brett received a grant of 38,889 time-based restricted stock units representing common stock. The award was reported at no purchase price and reflects a compensation-related acquisition rather than an open-market share purchase or sale.

How many restricted stock units did Luz S. Brett receive from Nine Energy Service (NINE)?

Luz S. Brett received 38,889 time-based restricted stock units tied to Nine Energy Service common stock. These units are structured as an equity award and were reported with a per-unit price of zero, indicating they were granted as part of her compensation package.

What is the vesting schedule for Luz S. Brett’s 38,889 RSUs at Nine Energy Service (NINE)?

The 38,889 restricted stock units will vest in three equal installments. Vesting begins on the first anniversary of the applicable vesting commencement date and each installment requires Luz S. Brett to remain employed through the corresponding vesting date.

Did Nine Energy Service (NINE) indicate a purchase or sale of shares by Luz S. Brett?

The filing shows an acquisition coded as a grant or award, not a market purchase or sale. The 38,889 units were granted at no cost as equity compensation, and there were no open-market buy or sell transactions reported in this Form 4.

How many Nine Energy Service (NINE) shares does Luz S. Brett hold after this Form 4 transaction?

After the reported transaction, Luz S. Brett is shown as directly holding 38,889 shares of Nine Energy Service common stock. This figure reflects her position following the grant of restricted stock units disclosed in the Form 4 filing.

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

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Accepted by SEC EDGAR 05/20/2026 - 05:38 PM Learn about SEC filing dates

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^*

Luz S. Brett

(Last) (First) (Middle)

2001 KIRBY DRIVE, SUITE 200

(Street)

HOUSTON TEXAS 77019

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Nine Energy Service, Inc. [ NINE ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/18/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/18/2026		A		38,889(1)	A	$0.00	38,889	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents time-based restricted stock units that will vest in three equal installments beginning on the first anniversary of the applicable vesting commencement date, subject to the Reporting Person's continued employment through each applicable vesting date.

Remarks:

Senior Vice President and Chief Accounting Officer The Form 4 filed on behalf of the Reporting Person on 3/6/2026 inadvertently included a check box mark indicating the Reporting Person was no longer subject to Section 16, which was an error.

	/s/ S. Brett Luz by Ann G. Fox, Attorney-in-fact	05/20/2026
	** 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)