Simulations Plus (SLP) executive exercises options and sells 1,000 shares under 10b5-1 plan

Rhea-AI Filing Summary

Simulations Plus, Inc. executive Jill Fiedler-Kelly, President, Services Solutions, reported an exercise-and-sale transaction in company stock. She exercised options to acquire 1,000 shares of common stock at $10.05 per share, then sold 1,000 shares in an open-market trade at $16.53 per share.

The sale was executed automatically under a pre-arranged Rule 10b5-1 trading plan. After these transactions, she holds 77,817 shares of common stock directly.

Insider Trade Summary 10b5-1

Net Seller: 1,000 shares ($16,530)

Net Sell 3 txns

Insider Fiedler-Kelly Jill

Role President, Services Solutions

Sold 1,000 shs ($17K)

Type	Security	Shares	Price	Value
Exercise	Employee Stock Option (Right to Buy)	1,000	$0.00	--
Exercise	Common Stock	1,000	$10.05	$10K
Sale	Common Stock	1,000	$16.53	$17K

Holdings After Transaction: Employee Stock Option (Right to Buy) — 8,400 shares (Direct, null); Common Stock — 78,817 shares (Direct, null)

Footnotes (1)

1. The sale reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting person. These shares were sold in a single transaction at $16.53. Fully Vested

Key Figures

Shares sold: 1,000 shares Sale price: $16.53 per share Options exercised: 1,000 shares +4 more

7 metrics

Shares sold 1,000 shares Open-market sale of common stock at $16.53 per share

Sale price $16.53 per share Single transaction for 1,000 Simulations Plus common shares

Options exercised 1,000 shares Employee stock option exercise for common stock

Option exercise price $10.05 per share Conversion or exercise price of employee stock option

Common shares after transactions 77,817 shares Direct ownership following sale and option exercise

Option expiration date February 23, 2027 Expiration of employee stock option (right to buy)

Net share change from trades 1,000 shares net sold Transaction summary netBuySellShares -1,000

Key Terms

Rule 10b5-1 plan, open-market sale, Employee Stock Option (Right to Buy), derivative security

4 terms

Rule 10b5-1 plan financial

"The sale reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting person."

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

open-market sale financial

"transaction_action: "open-market sale" for 1,000 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.

Employee Stock Option (Right to Buy) financial

"security_title: "Employee Stock Option (Right to Buy)" with underlying Common Stock."

derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security" for the option exercise."

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Form 4 Insider Transactions: What Each Field Means →

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).

X

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^*

Fiedler-Kelly Jill

(Last) (First) (Middle)

800 PARK OFFICES DRIVE, SUITE 401

(Street)

RESEARCH TRIANGLE PARK NORTH CAROLINA 27709

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Simulations Plus, Inc. [ SLP ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Services Solutions

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

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	05/11/2026		M		1,000	A	$10.05	78,817	D
Common Stock	05/11/2026		S(1)		1,000	D	$16.53(2)	77,817	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
Employee Stock Option (Right to Buy)	$10.05	05/11/2026		M			1,000	(3)	02/23/2027	Common Stock	1,000	$0	8,400	D

Explanation of Responses:

1. The sale reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting person.

2. These shares were sold in a single transaction at $16.53.

3. Fully Vested

Remarks:

	/s/ William Frederick, attorney-in-fact for Jill Fiedler-Kelly	05/13/2026
	** 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)

FAQ

What insider transaction did Simulations Plus (SLP) report for Jill Fiedler-Kelly?

Jill Fiedler-Kelly exercised options and sold shares. She exercised options for 1,000 Simulations Plus common shares at $10.05 each and sold 1,000 shares at $16.53 in an open-market transaction executed under a Rule 10b5-1 trading plan.

How many Simulations Plus (SLP) shares does Jill Fiedler-Kelly own after this Form 4?

Jill Fiedler-Kelly now holds 77,817 shares. Following the May 2026 exercise of 1,000 options and sale of 1,000 common shares, her direct ownership in Simulations Plus common stock stands at 77,817 shares according to the Form 4 data.

At what prices did Jill Fiedler-Kelly exercise and sell Simulations Plus (SLP) shares?

She exercised at $10.05 and sold at $16.53. The options gave her the right to buy 1,000 shares at $10.05 each, and those 1,000 common shares were sold in a single open-market trade at $16.53 per share.

Was the Simulations Plus (SLP) insider sale by Jill Fiedler-Kelly pre-planned?

Yes, the sale was under a Rule 10b5-1 plan. The Form 4 footnotes state the 1,000-share sale at $16.53 was effected automatically pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

What type of derivative security did Jill Fiedler-Kelly exercise at Simulations Plus (SLP)?

She exercised an employee stock option. The derivative security is described as an "Employee Stock Option (Right to Buy)" for 1,000 underlying Simulations Plus common shares with a conversion or exercise price of $10.05 and an expiration date of February 23, 2027.