CSPi (CSPI) director Anthony Folger adds 2,500 shares in open-market buy

Rhea-AI Filing Summary

CSPi director Anthony Folger bought additional company stock in the open market. On this Form 4, he purchased 2,500 shares of Common Stock at a price of $9.358 per share. After this transaction, he directly owns 12,500 shares of CSPi common stock.

Insider Trade Summary

Net Buyer: 2,500 shares ($23,395)

Net Buy 1 txn

Insider FOLGER ANTHONY

Role null

Bought 2,500 shs ($23K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	2,500	$9.358	$23K

Holdings After Transaction: Common Stock — 12,500 shares (Direct, null)

Footnotes (1)

Key Figures

Shares purchased: 2,500 shares Purchase price: $9.358 per share Shares owned after trade: 12,500 shares +2 more

5 metrics

Shares purchased 2,500 shares Open-market buy on May 15, 2026

Purchase price $9.358 per share Common Stock transaction price

Shares owned after trade 12,500 shares Direct ownership following transaction

Net buy shares 2,500 shares Net share change in transaction summary

Buy transactions count 1 Number of buy entries in this Form 4

Key Terms

open-market purchase, Common Stock, Form 4, direct ownership

4 terms

open-market purchase financial

"transaction_action": "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Common Stock financial

""security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

direct ownership financial

""ownership_type": "direct""

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^*

FOLGER ANTHONY

(Last) (First) (Middle)

C/O PROGRESS SOFTWARE CORPORATION

15 WAYSIDE ROAD, SUITE 400

(Street)

BURLINGTON MASSACHUSETTS 01803

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

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	05/15/2026		P		2,500	A	$9.358	12,500	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:

	Anthony Folger	05/18/2026
	** 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 CSPi (CSPI) disclose for Anthony Folger?

CSPi reported that director Anthony Folger made an open-market purchase of company stock. He bought 2,500 shares of Common Stock at $9.358 per share, increasing his direct ownership to 12,500 shares following the transaction.

Was the CSPi (CSPI) insider trade an open-market purchase or sale?

The CSPi insider trade was an open-market purchase. Director Anthony Folger acquired 2,500 shares of Common Stock in a transaction coded “P,” which indicates a purchase in the open market or a private transaction under SEC Form 4 rules.

How many CSPi (CSPI) shares does Anthony Folger own after this Form 4?

After the reported transaction, Anthony Folger directly owns 12,500 CSPi Common Stock shares. This reflects his holdings immediately following the 2,500-share open-market purchase disclosed in the Form 4 filing for the transaction dated May 15, 2026.

What price did Anthony Folger pay per share in the CSPi (CSPI) purchase?

Anthony Folger paid $9.358 per share for CSPi Common Stock. The Form 4 filing specifies this transaction price for his 2,500-share open-market purchase, providing investors with clarity on the valuation level at which the director chose to acquire additional shares.

Does the CSPi (CSPI) Form 4 show any stock sales by Anthony Folger?

The Form 4 shows no stock sales by Anthony Folger. It records only a single open-market purchase of 2,500 CSPi Common Stock shares, with his net activity characterized as a “net-buy” of 2,500 shares in the transaction summary.