Rimini Street (RMNI) EVP Lyskawa exercises RSUs and sells shares for tax cover

Rhea-AI Filing Summary

Rimini Street, Inc. executive Nancy Lyskawa, EVP & Chief Client Officer, reported Form 4 transactions dated March 3, 2026. She exercised 6,667 Restricted Stock Units, converting them into 6,667 shares of common stock at a stated price of $0.00 per share.

On the same date, she sold 2,348 shares of common stock at an average price of $3.7187 per share in an open-market sale. A footnote explains this was an automatically triggered “sell-to-cover” transaction for tax withholding, and that she did not initiate the sale.

After these transactions, Lyskawa directly held 188,334 shares of Rimini Street common stock.

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

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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^*

Lyskawa Nancy

(Last) (First) (Middle)

C/O 1700 S. PAVILION CENTER DRIVE

SUITE 330

(Street)

LAS VEGAS NV 89135

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Rimini Street, Inc. [ RMNI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & Chief Client Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

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

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

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

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	03/03/2026		M		6,667	A	$0	190,682	D
Common Stock	03/03/2026		S(1)		2,348(1)	D(1)	$3.7187	188,334	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
Restricted Stock Units	(2)	03/03/2026		M			6,667	(3)	(3)	Common Stock	6,667	$0	0	D

Explanation of Responses:

1. Reported transaction is an automatically-triggered "sell-to-cover" transaction related to the payment of withholding tax obligations pursuant to the Issuer's policy for tax withholdings associated with Performance Unit vesting events. The Reporting Person did not initiate the sale.

2. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.

3. On March 3, 2023 , the Reporting Person was granted 20,000 Restricted Stock Units, one-third of which vested on March 3, 2024, one-third of which vested on March 3 ,2025, and one of which vested on March 3, 2026, generally subject to the Reporting Person continuing to be a Service Provider (as such term is defined in the Issuer's 2013 Equity Incentive Plan) through the vesting date.

Remarks:

	/s/ Celeste Rasmussen Peiffer, as Attorney-in-Fact	03/05/2026
	** 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).
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FAQ

What insider transactions did RMNI executive Nancy Lyskawa report on March 3, 2026?

Nancy Lyskawa reported both an equity award vesting and a related sale. She exercised 6,667 Restricted Stock Units into 6,667 Rimini Street common shares, then 2,348 shares were sold to cover tax withholding obligations under the company’s policy.

How many Rimini Street (RMNI) shares did Nancy Lyskawa sell, and at what price?

She reported selling 2,348 shares of Rimini Street common stock. The shares were sold at an average price of $3.7187 per share in an open-market transaction that was automatically triggered to cover withholding taxes.

Was Nancy Lyskawa’s RMNI share sale a discretionary trade or a sell-to-cover?

The sale was described as an automatically triggered sell-to-cover for taxes. A footnote explains it related to withholding tax obligations from a performance unit vesting event, and that the reporting person did not initiate the sale herself.

How many Rimini Street (RMNI) shares does Nancy Lyskawa hold after these transactions?

Following the reported transactions, Nancy Lyskawa directly held 188,334 RMNI shares. This figure reflects the 6,667 shares received from Restricted Stock Unit conversion and the 2,348 shares sold for tax withholding on March 3, 2026.

What Restricted Stock Unit grant underlies Nancy Lyskawa’s March 3, 2026 RMNI Form 4?

The filing references a 20,000-unit Restricted Stock Unit grant from March 3, 2023. According to a footnote, one-third vested on March 3, 2024, another third on March 3, 2025, and the remaining portion vested on March 3, 2026, subject to continued service.

How do Nancy Lyskawa’s RMNI Restricted Stock Units convert into common stock?

Each Restricted Stock Unit represents a right to receive one share of common stock. A footnote states that upon vesting, every unit converts into one Rimini Street common share, which explains the 6,667-share issuance reported on March 3, 2026.