CSP Inc (CSPI) grants 15,000 common shares to ARIA president

Rhea-AI Filing Summary

CSP Inc. reported that Gary Southwell, President of ARIA Cybersecurity, received a grant of 15,000 shares of common stock on March 27, 2026. The shares were awarded at a stated price of $0.00 per share, reflecting a compensation-related grant rather than a market purchase.

After this award, Southwell directly owns 135,222 shares of CSP Inc. common stock. The filing classifies the transaction as a non-derivative "grant, award, or other acquisition" of common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider SOUTHWELL GARY

Role President ARIA Cybersecurity

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	15,000	$0.00	--

Holdings After Transaction: Common Stock — 135,222 shares (Direct)

Footnotes (1)

Key Figures

Shares granted: 15,000 shares Grant price per share: $0.00 per share Total shares after transaction: 135,222 shares +1 more

4 metrics

Shares granted 15,000 shares Non-derivative common stock grant on March 27, 2026

Grant price per share $0.00 per share Stated transaction price for the 15,000-share award

Total shares after transaction 135,222 shares Direct holdings of Gary Southwell following the grant

Transaction code A Classified as grant, award, or other acquisition

Key Terms

grant, award, or other acquisition, non-derivative, direct ownership

3 terms

grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

non-derivative financial

"transaction_type: "non-derivative" for the common stock grant"

direct ownership financial

"ownership_type: "direct" and ownership_code: "D""

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).

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^*

SOUTHWELL GARY

(Last) (First) (Middle)

175 CABOT STREET

SUITE 210

(Street)

LOWELL MASSACHUSETTS 01854

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CSP INC /MA/ [ CSPI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President ARIA Cybersecurity

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/27/2026

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	03/27/2026		A		15,000	A	$0	135,222	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:

	Gary Southwell	04/01/2026
	** 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 CSP Inc (CSPI) report for Gary Southwell?

CSP Inc reported that Gary Southwell, President of ARIA Cybersecurity, received a grant of 15,000 shares of common stock. The transaction was recorded as a non-derivative grant, award, or other acquisition on March 27, 2026, increasing his direct holdings.

How many CSP Inc (CSPI) shares does Gary Southwell hold after this Form 4?

After the reported transaction, Gary Southwell directly holds 135,222 shares of CSP Inc common stock. This total includes the 15,000-share grant disclosed in the filing, which was classified as a grant, award, or other acquisition of non-derivative common stock.

Was the CSP Inc (CSPI) insider transaction a market purchase or a grant?

The transaction was a grant, not a market purchase. The Form 4 uses transaction code A, described as a grant, award, or other acquisition, and reports a price of $0.00 per share for the 15,000 shares of common stock given to Gary Southwell.

What role does Gary Southwell hold at CSP Inc (CSPI) in this Form 4?

In this Form 4, Gary Southwell is identified as an officer of CSP Inc with the title "President ARIA Cybersecurity." The reported transaction reflects a stock grant of 15,000 common shares tied to his officer position, held as direct ownership after the award.

How is the ownership type classified for Gary Southwell’s CSP Inc (CSPI) shares?

The filing classifies Gary Southwell’s holdings as direct ownership. The transaction record lists the ownership type as direct, with 135,222 shares of CSP Inc common stock held after the grant of 15,000 shares, and no derivative securities reported in this particular Form 4.