CPSH Insider Buy: CEO Mackey Adds 16,500 Shares at $3

Rhea-AI Filing Summary

Brian T. Mackey, who serves as President & CEO and a director of CPS Technologies Corp. (CPSH), reported an insider purchase of 16,500 shares of common stock at a price of $3 per share on 10/08/2025. After the transaction, his total reported beneficial ownership is 36,500 shares. The filing is a standard Section 16 Form 4 disclosing a non-derivative acquisition by a named executive.

Positive

• Direct insider purchase of 16,500 shares indicates personal capital deployed into company equity
• Reported ownership increased to 36,500 shares, showing greater CEO stake post-transaction

Negative

• Materiality unclear because total shares outstanding or percentage ownership is not provided
• Single transaction only; no evidence of a sustained buying program or size relative to market cap

Insights

Corporate Governance Analyst

TL;DR: A senior executive bought $49,500 of stock, modestly boosting reported ownership.

The purchase of 16,500 shares at $3 increases the reporting person's stake to 36,500 shares, signalling a direct, personal equity purchase rather than a derivative or plan-based transfer. This type of disclosure shows a CEO-level purchase which can be interpreted as alignment with shareholder value.

The signal's weight depends on company size and outstanding share count, which are not disclosed here; absence of that context limits immediate valuation impact. Monitor subsequent filings or public disclosures for additional insider activity or context within 90 days.

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^*

Mackey Brian T

(Last) (First) (Middle)

792 WEST STREET

C108

(Street)

MANSFIELD MA 02048

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CPS TECHNOLOGIES CORP/DE/ [ CPSH ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/08/2025

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	10/08/2025		P		16,500	A	$3	36,500	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:

	Brian T Mackey	10/09/2025
	** 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.

FAQ

What did CPS Technologies (CPSH) insider buy?

The CEO, Brian T. Mackey, purchased 16,500 shares of common stock at $3 per share.

How many shares does the reporting person own after the transaction?

After the reported purchase, the reporting person beneficially owns 36,500 shares.

Was this transaction a derivative or a direct purchase?

This Form 4 reports a non-derivative (direct) acquisition of common stock.

When was the transaction executed?

The transaction date reported on the form is 10/08/2025.

Does the filing show a trading plan (Rule 10b5-1)?

The form does not indicate the transaction was made under a Rule 10b5-1 plan; it is reported as a direct purchase.