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$GHM

$103.87 -$2.24 (2.11%)

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$GHM Overview Financials SEC Filings Executives News

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Daniel J. Thoren

351,783 shares

Net: +13,119 B/S: ∞

JAMES R LINES

185,647 shares

Net: 0 B/S: -

Alan E Smith

66,634 shares

Net: +4,074 B/S: ∞

James J Barber

53,835 shares

Net: 0 B/S: -

Jeffrey Glajch

53,460 shares

Net: 0 B/S: -

Matthew Malone

53,064 shares

Net: +5,482 B/S: ∞

Lisa M. Schnorr

35,911 shares

Net: 0 B/S: -

Jonathan W Painter

32,600 shares

Net: 0 B/S: -

JAMES J MALVASO

29,384 shares

Net: 0 B/S: -

Jennifer R Condame

28,652 shares

Net: 0 B/S: -

Christopher J. Thome

27,360 shares

Net: +4,756 B/S: ∞

GERARD T MAZURKIEWICZ

21,088 shares

Net: 0 B/S: -

Troy A. Stoner

16,667 shares

Net: 0 B/S: -

Cari L Jaroslawsky

16,667 shares

Net: 0 B/S: -

John N Rice

10,573 shares

Net: 0 B/S: -

JONATHAN W PAINTER

2,934 shares

Net: 0 B/S: -

Alan Fortier

2,934 shares

Net: 0 B/S: -

Mauro Gregorio

1,200 shares

Net: +2,136 B/S: ∞

Michael E. Dixon

856 shares

Net: +235 B/S: ∞

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Daniel J. Thoren	351,783	+13,119	∞
JAMES R LINES	185,647	0	-
Alan E Smith	66,634	+4,074	∞
James J Barber	53,835	0	-
Jeffrey Glajch	53,460	0	-
Matthew Malone	53,064	+5,482	∞
Lisa M. Schnorr	35,911	0	-
Jonathan W Painter	32,600	0	-
JAMES J MALVASO	29,384	0	-
Jennifer R Condame	28,652	0	-
Christopher J. Thome	27,360	+4,756	∞
GERARD T MAZURKIEWICZ	21,088	0	-
Troy A. Stoner	16,667	0	-
Cari L Jaroslawsky	16,667	0	-
John N Rice	10,573	0	-
JONATHAN W PAINTER	2,934	0	-
Alan Fortier	2,934	0	-
Mauro Gregorio	1,200	+2,136	∞
Michael E. Dixon	856	+235	∞

Individual Transactions

February 04, 2026

Michael E. Dixon

Option Exercise/Conversion

Change: +355

Price: $0.00

Shares: 856

Value: +$0

Michael E. Dixon

Tax Payment

Change: -120

Price: $73.19

Shares: 736

Value: -$8,782

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Michael E. Dixon	Mar 25	Option Exercise/Conversion (M) Compensation/Award	856	+355	$0.00	+$0
Michael E. Dixon	Mar 25	Tax Payment (F) Tax Payment	736	-120	$73.19	-$8,782

September 12, 2025

Mauro Gregorio

Open Market Purchase

Change: +1,200

Price: $49.01

Shares: 1,200

Value: +$58,812

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Mauro Gregorio	Sep 15	Open Market Purchase (P) Market Purchase	1,200	+1,200	$49.01	+$58,812

September 02, 2025

Mauro Gregorio

Grant/Award Acquisition

Change: +936

Price: $0.00

Shares: 936

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Mauro Gregorio	Sep 03	Grant/Award Acquisition (A) Compensation/Award	936	+936	$0.00	+$0

June 09, 2025

Christopher J. Thome

Tax Payment

Change: -2,680

Price: $44.66

Shares: 27,360

Value: -$119,688

Christopher J. Thome

Grant/Award Acquisition

Change: +7,436

Price: $0.00

Shares: 30,040

Value: +$0

Daniel J. Thoren

Tax Payment

Change: -7,394

Price: $44.66

Shares: 351,783

Value: -$330,216

Daniel J. Thoren

Grant/Award Acquisition

Change: +20,513

Price: $0.00

Shares: 359,177

Value: +$0

Matthew Malone

Tax Payment

Change: -2,211

Price: $44.66

Shares: 53,064

Value: -$98,743

Matthew Malone

Grant/Award Acquisition

Change: +7,693

Price: $0.00

Shares: 55,275

Value: +$0

Alan E Smith

Tax Payment

Change: -3,619

Price: $44.66

Shares: 66,634

Value: -$161,624

Alan E Smith

Grant/Award Acquisition

Change: +7,693

Price: $0.00

Shares: 70,253

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Christopher J. Thome	Jun 11	Tax Payment (F) Tax Payment	27,360	-2,680	$44.66	-$119,688
Christopher J. Thome	Jun 11	Grant/Award Acquisition (A) Compensation/Award	30,040	+7,436	$0.00	+$0
Daniel J. Thoren	Jun 11	Tax Payment (F) Tax Payment	351,783	-7,394	$44.66	-$330,216
Daniel J. Thoren	Jun 11	Grant/Award Acquisition (A) Compensation/Award	359,177	+20,513	$0.00	+$0
Matthew Malone	Jun 11	Tax Payment (F) Tax Payment	53,064	-2,211	$44.66	-$98,743
Matthew Malone	Jun 11	Grant/Award Acquisition (A) Compensation/Award	55,275	+7,693	$0.00	+$0
Alan E Smith	Jun 11	Tax Payment (F) Tax Payment	66,634	-3,619	$44.66	-$161,624
Alan E Smith	Jun 11	Grant/Award Acquisition (A) Compensation/Award	70,253	+7,693	$0.00	+$0

June 04, 2025

Christopher J. Thome

Tax Payment

Change: -592

Price: $40.89

Shares: 22,604

Value: -$24,206

Daniel J. Thoren

Tax Payment

Change: -1,997

Price: $40.89

Shares: 338,664

Value: -$81,657

Matthew Malone

Tax Payment

Change: -371

Price: $40.89

Shares: 47,582

Value: -$15,170

Alan E Smith

Tax Payment

Change: -607

Price: $40.89

Shares: 62,560

Value: -$24,820

Christopher J. Thome

Option Exercise/Conversion

Change: +1,643

Price: $0.00

Shares: 23,196

Value: +$0

Daniel J. Thoren

Option Exercise/Conversion

Change: +5,542

Price: $0.00

Shares: 340,661

Value: +$0

Matthew Malone

Option Exercise/Conversion

Change: +1,291

Price: $0.00

Shares: 47,953

Value: +$0

Alan E Smith

Option Exercise/Conversion

Change: +1,291

Price: $0.00

Shares: 63,167

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Christopher J. Thome	Jun 05	Tax Payment (F) Tax Payment	22,604	-592	$40.89	-$24,206
Daniel J. Thoren	Jun 05	Tax Payment (F) Tax Payment	338,664	-1,997	$40.89	-$81,657
Matthew Malone	Jun 05	Tax Payment (F) Tax Payment	47,582	-371	$40.89	-$15,170
Alan E Smith	Jun 05	Tax Payment (F) Tax Payment	62,560	-607	$40.89	-$24,820
Christopher J. Thome	Jun 05	Option Exercise/Conversion (M) Compensation/Award	23,196	+1,643	$0.00	+$0
Daniel J. Thoren	Jun 05	Option Exercise/Conversion (M) Compensation/Award	340,661	+5,542	$0.00	+$0
Matthew Malone	Jun 05	Option Exercise/Conversion (M) Compensation/Award	47,953	+1,291	$0.00	+$0
Alan E Smith	Jun 05	Option Exercise/Conversion (M) Compensation/Award	63,167	+1,291	$0.00	+$0