Simulations Plus, Inc. (SLP) CRO sells 1,000 shares under Rule 10b5-1 plan

Rhea-AI Filing Summary

Simulations Plus, Inc. reported that Chief Revenue Officer John Anthony DiBella II sold 1,000 shares of common stock on August 3, 2026 at $18.28 per share in an open-market or private transaction. The sale was effected automatically under a Rule 10b5-1 trading plan, and he now directly holds 85,140 shares.

Insider Trade Summary 10b5-1

Net Seller: 1,000 shares

Net Sell 1 txn

Insider DiBella John Anthony II

Role Chief Revenue Officer

Sold 1,000 shs ($18K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2	1,000	$18.28	$18K

Holdings After Transaction: Common Stock — 85,140 shares (Direct)

Footnotes (2)

1. F1. The sale reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting person.
2. F2. These shares were sold in a single transaction at $18.28.

Key Figures

Shares sold: 1,000 shares Sale price: $18.28 per share Shares held after: 85,140 shares

3 metrics

Shares sold 1,000 shares Common Stock transaction on 2026-08-03

Sale price $18.28 per share Single transaction sale price for Common Stock

Shares held after 85,140 shares Direct ownership following reported sale

Key Terms

Rule 10b5-1 plan, open market or private transaction, Chief Revenue Officer

3 terms

Rule 10b5-1 plan financial

"The sale was effected automatically pursuant to a Rule 10b5-1 plan"

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 or private transaction financial

"Transaction code S: Sale in open market or private transaction"

Chief Revenue Officer financial

"The reporting person serves as Chief Revenue Officer"

A chief revenue officer is a top executive responsible for overseeing all aspects of generating income for a company, including sales, marketing, and customer relationships. They develop strategies to attract and retain customers, much like a coach guiding a team to score more points. Investors pay attention to this role because it directly influences the company's growth and profitability.

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

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

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/04/2026 - 04:08 PM Accepted by SEC EDGAR 08/04/2026 - 04:07 PM Learn about SEC filing dates

FAQ

What insider transaction did Simulations Plus (SLP) disclose?

Simulations Plus disclosed that Chief Revenue Officer John Anthony DiBella II sold 1,000 shares of the company’s common stock. The sale occurred on August 3, 2026 and was reported as a sale in an open-market or private transaction on a Form 4 filing.

At what price did the Simulations Plus (SLP) insider sell shares?

The reported sale by the Simulations Plus insider was executed at $18.28 per share. According to the filing, the 1,000 shares of common stock were sold in a single transaction at that price, as noted in the accompanying transaction footnote.

How many Simulations Plus (SLP) shares does the insider hold after the sale?

After the transaction, Chief Revenue Officer John Anthony DiBella II directly holds 85,140 shares of Simulations Plus common stock. This post-transaction balance reflects his remaining direct ownership following the 1,000-share sale reported in the Form 4.

Was the Simulations Plus (SLP) insider trade made under a Rule 10b5-1 plan?

Yes, the sale was carried out under a Rule 10b5-1 trading plan adopted by the reporting person. The filing notes that the transaction was effected automatically pursuant to this pre-arranged plan, and the Form 4’s Rule 10b5-1 checkbox is marked accordingly.

What role does the reporting person hold at Simulations Plus (SLP)?

The reporting person, John Anthony DiBella II, serves as Chief Revenue Officer at Simulations Plus. His Form 4 filing reflects a sale of 1,000 shares of common stock while in this executive position, with remaining direct ownership of 85,140 shares after the transaction.

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^*

DiBella John Anthony II

(Last) (First) (Middle)

600 PARK OFFICES DRIVE

SUITE 300 #4134

(Street)

DURHAM NORTH CAROLINA 27713

(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)
	Chief Revenue Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/03/2026

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	08/03/2026		S(1)		1,000	D	$18.28(2)	85,140	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. 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 $18.28.

Remarks:

	/s/ William Frederick, attorney-in-fact for John Anthony DiBella	08/04/2026
	** 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)