Mary Celeste Fruge

CIK: 0001975485

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (13.3%)

Position reduction

Option Exercises (M)5 (33.3%)

Derivative conversions

Awards (A)2 (13.3%)

Compensation grants

Other (G, F, J, C, D, …)6 (40.0%)

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

Companies & Roles (1)

NPKI

NPK International Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (15 total)

NPKI
NPK International Inc.
Jun 1, 2026
Tax Payment(F)
Direct
3.8K shares at avg. $14.31$55K
NPKI
NPK International Inc.
Jun 1, 2026
Tax Payment(F)
Direct
5.2K shares at avg. $14.31$75K
NPKI
NPK International Inc.
Jun 1, 2026
Exercise(M)
Direct
17.3K shares-
NPKI
NPK International Inc.
Jun 1, 2026
Tax Payment(F)
Direct
6.8K shares at avg. $14.31$97K
NPKI
NPK International Inc.
May 19, 2026
Award(A)
Direct
18K shares-
NPKI
NPK International Inc.
Mar 16, 2026
Exercise(M)
Direct
1K shares at avg. $4.32$4K
NPKI
NPK International Inc.
Mar 16, 2026
Sale(S)
Direct
1K shares at avg. $13.56$14K
NPKI
NPK International Inc.
Mar 6, 2026
Sale(S)
Direct
11.2K shares at avg. $13.34$149K
NPKI
NPK International Inc.
Mar 6, 2026
Exercise(M)
Direct
11.2K shares at avg. $4.32$48K
NPKI
NPK International Inc.
Jun 1, 2025
Exercise(M)
Direct
17.3K shares-
NPKI
NPK International Inc.
Jun 1, 2025
Exercise(M)
Direct
17.2K shares-
NPKI
NPK International Inc.
Jun 1, 2025
Tax Payment(F)
Direct
3.8K shares at avg. $8.09$31K
NPKI
NPK International Inc.
Jun 1, 2025
Tax Payment(F)
Direct
6.8K shares at avg. $8.09$55K
NPKI
NPK International Inc.
Jun 1, 2025
Tax Payment(F)
Direct
6.8K shares at avg. $8.09$55K
NPKI
NPK International Inc.
May 14, 2025
Award(A)
Direct
39.8K shares-

		Type	Shares	Price		Ownership
Jun 1, 2026	NPKI NPK International Inc.	Tax Payment(F)	3,833	$14.31	$54,850	Direct
Jun 1, 2026	NPKI NPK International Inc.	Tax Payment(F)	5,218	$14.31	$74,670	Direct
Jun 1, 2026	NPKI NPK International Inc.	Exercise(M)	17,274	-	$0	Direct
Jun 1, 2026	NPKI NPK International Inc.	Tax Payment(F)	6,797	$14.31	$97,265	Direct
May 19, 2026	NPKI NPK International Inc.	Award(A)	18,002	-	$0	Direct
Mar 16, 2026	NPKI NPK International Inc.	Exercise(M)	1,000	$4.32	$4,320	Direct
Mar 16, 2026	NPKI NPK International Inc.	Sale(S)	1,000	$13.56	$13,560	Direct
Mar 6, 2026	NPKI NPK International Inc.	Sale(S)	11,193	$13.34	$149,303	Direct
Mar 6, 2026	NPKI NPK International Inc.	Exercise(M)	11,193	$4.32	$48,354	Direct
Jun 1, 2025	NPKI NPK International Inc.	Exercise(M)	17,274	-	$0	Direct
Jun 1, 2025	NPKI NPK International Inc.	Exercise(M)	17,247	-	-	Direct
Jun 1, 2025	NPKI NPK International Inc.	Tax Payment(F)	3,833	$8.09	$31,009	Direct
Jun 1, 2025	NPKI NPK International Inc.	Tax Payment(F)	6,820	$8.09	$55,174	Direct
Jun 1, 2025	NPKI NPK International Inc.	Tax Payment(F)	6,797	$8.09	$54,988	Direct
May 14, 2025	NPKI NPK International Inc.	Award(A)	39,783	-	-	Direct

1-15 of 15 transactions

About Fruge Mary Celeste

Fruge Mary Celeste (SEC CIK 0001975485) files insider reports with the SEC as VP, General Counsel of NPK International Inc. (NPKI).

Signal8 holds 7 ownership filings by Fruge Mary Celeste, all Form 4s, filed between May 16, 2025 and Jun 3, 2026. Those filings report 15 transactions, from May 14, 2025 to Jun 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Fruge Mary Celeste's filings is in THE WOODLANDS, TX.

Recent filings by Fruge Mary Celeste

Jun 1, 2026: Tax withholdings of NPKI shares (2 lines, Form 4, code F).
Jun 1, 2026: Option exercise of NPKI shares (Form 4, code M).
Jun 1, 2026: Tax withholding of NPKI shares (Form 4, code F).
May 19, 2026: Grant or award of NPKI shares (Form 4, code A).
Mar 16, 2026: Option exercise of NPKI shares (Form 4, code M).

Other insiders filing for NPK International Inc. (NPKI)

Barton III Alvin James, EVP Commercial Growth & Ops.
Warren Matthew James, Chief Accounting Officer
ROBESON ROSE M, Director
Lewis Michael A, Director
Pederson Kristen J., Director
Briggs Lori, VP & President, Ind. Solutions

How to read Form 4 transaction codes