Charles Kellogg Griffith Jr.

CIK: 0001775557

Transaction Breakdown

Open Market Buys (P)3 (23.1%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)3 (23.1%)

Derivative conversions

Awards (A)4 (30.8%)

Compensation grants

Other (G, F, J, C, D, …)3 (23.1%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CPSH

CPS TECHNOLOGIES CORP/DE/

Officer

Discretionary Trading P&L

Holdings

Transaction History (13 total)

CPSH
CPS TECHNOLOGIES CORP/DE/
May 18, 2026
Exercise(M)
Direct
24.5K shares at avg. $2.14$52K
CPSH
CPS TECHNOLOGIES CORP/DE/
May 18, 2026
Tax Payment(F)
Direct
9.8K shares at avg. $5.35$52K
CPSH
CPS TECHNOLOGIES CORP/DE/
May 11, 2026
Tax Payment(F)
Direct
9K shares at avg. $4.32$39K
CPSH
CPS TECHNOLOGIES CORP/DE/
May 11, 2026
Exercise(M)
Direct
25K shares at avg. $1.55$39K
CPSH
CPS TECHNOLOGIES CORP/DE/
Dec 12, 2025
Exercise(M)
Direct
15K shares at avg. $1.55$23K
CPSH
CPS TECHNOLOGIES CORP/DE/
Dec 12, 2025
Tax Payment(F)
Direct
6.4K shares at avg. $3.62$23K
CPSH
CPS TECHNOLOGIES CORP/DE/
Oct 8, 2025
Purchase(P)
Direct
4K shares at avg. $3.00$12K
CPSH
CPS TECHNOLOGIES CORP/DE/
Feb 28, 2025
Award(A)
Common Stock Options
Direct
3.5K shares at avg. $1.59-
CPSH
CPS TECHNOLOGIES CORP/DE/
Feb 28, 2025
Award(A)
Common Stock Options
Direct
3.5K shares at avg. $1.59-
CPSH
CPS TECHNOLOGIES CORP/DE/
Feb 28, 2025
Award(A)
Common Stock Options
Direct
3.5K shares at avg. $1.59-
CPSH
CPS TECHNOLOGIES CORP/DE/
Feb 28, 2025
Award(A)
Common Stock Options
Direct
3.5K shares at avg. $1.59-
CPSH
CPS TECHNOLOGIES CORP/DE/
Nov 15, 2024
Purchase(P)
Direct
1K shares at avg. $1.40$1K
CPSH
CPS TECHNOLOGIES CORP/DE/
Sep 17, 2024
Purchase(P)
Direct
1K shares at avg. $1.43$1K

		Type	Shares	Price		Ownership
May 18, 2026	CPSH CPS TECHNOLOGIES CORP/DE/	Exercise(M)	24,500	$2.14	$52,479	Direct
May 18, 2026	CPSH CPS TECHNOLOGIES CORP/DE/	Tax Payment(F)	9,810	$5.35	$52,484	Direct
May 11, 2026	CPSH CPS TECHNOLOGIES CORP/DE/	Tax Payment(F)	8,970	$4.32	$38,750	Direct
May 11, 2026	CPSH CPS TECHNOLOGIES CORP/DE/	Exercise(M)	25,000	$1.55	$38,750	Direct
Dec 12, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Exercise(M)	15,000	$1.55	$23,250	Direct
Dec 12, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Tax Payment(F)	6,423	$3.62	$23,251	Direct
Oct 8, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Purchase(P)	4,000	$3.00	$12,000	Direct
Feb 28, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Award(A) Common Stock Options	3,500	$1.59	-	Direct
Feb 28, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Award(A) Common Stock Options	3,500	$1.59	-	Direct
Feb 28, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Award(A) Common Stock Options	3,500	$1.59	-	Direct
Feb 28, 2025	CPSH CPS TECHNOLOGIES CORP/DE/	Award(A) Common Stock Options	3,500	$1.59	-	Direct
Nov 15, 2024	CPSH CPS TECHNOLOGIES CORP/DE/	Purchase(P)	1,000	$1.40	$1,400	Direct
Sep 17, 2024	CPSH CPS TECHNOLOGIES CORP/DE/	Purchase(P)	1,000	$1.43	$1,430	Direct

1-13 of 13 transactions

About Griffith Charles Kellogg Jr

Griffith Charles Kellogg Jr (SEC CIK 0001775557) files insider reports with the SEC as CFO of CPS TECHNOLOGIES CORP/DE/ (CPSH).

Signal8 holds 7 ownership filings by Griffith Charles Kellogg Jr, all Form 4s, filed between Sep 17, 2024 and May 20, 2026. Those filings report 13 transactions, from Sep 17, 2024 to May 18, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Griffith Charles Kellogg Jr's filings is in NORTON, MA.

Recent filings by Griffith Charles Kellogg Jr

May 18, 2026: Option exercise of CPSH shares (Form 4, code M).
May 18, 2026: Tax withholding of CPSH shares (Form 4, code F).
May 11, 2026: Tax withholding of CPSH shares (Form 4, code F).
May 11, 2026: Option exercise of CPSH shares (Form 4, code M).
Dec 12, 2025: Option exercise of CPSH shares (Form 4, code M).

Other insiders filing for CPS TECHNOLOGIES CORP/DE/ (CPSH)

Cavoli Ivo James, Director
Mackey Brian T, Chief Executive Officer
BENNETT GRANT C, Director
HUGHES FRANCIS J JR, Director
Snow Daniel C, Director
NORWOOD RALPH M, Director

How to read Form 4 transaction codes