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$NSC

$307.24 +$2.13 (0.7%)

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Insider Transactions

Insider Transaction Summary

Clyde H Jr Allison

43,433 shares

Net: 0 B/S: -

STEVEN F LEER

43,357 shares

Net: 0 B/S: -

Mark R George

36,008 shares

Net: +24,164 B/S: ∞

Alan H. Shaw

35,045 shares

Net: 0 B/S: -

THOMAS D JR BELL

23,771 shares

Net: 0 B/S: -

Ann A Adams

21,369 shares

Net: 0 B/S: -

William Andrew Galanko

16,706 shares

Net: 0 B/S: -

MARTA R STEWART

15,633 shares

Net: 0 B/S: -

MICHAEL D LOCKHART

15,478 shares

Net: 0 B/S: -

AMY E MILES

15,079 shares

Net: 0 B/S: -

John F Orr

14,610 shares

Net: +9,971 B/S: ∞

JOHN R THOMPSON

13,757 shares

Net: 0 B/S: -

Robert A Bradway

11,717 shares

Net: 0 B/S: -

WESLEY G BUSH

11,706 shares

Net: 0 B/S: -

Michael Joseph Wheeler

11,058 shares

Net: 0 B/S: -

John Meade Scheib

9,874 shares

Net: 0 B/S: -

James A Squires

9,548 shares

Net: 0 B/S: -

Marcela E Donadio

9,322 shares

Net: +741 B/S: ∞

Martin H. Nesbitt

8,962 shares

Net: 0 B/S: -

Claude E Elkins

8,584 shares

Net: +5,534 B/S: ∞

ERSKINE B BOWLES

8,297 shares

Net: 0 B/S: -

Jason Andrew Zampi

7,627 shares

Net: +5,264 B/S: ∞

DANIEL A CARP

6,962 shares

Net: 0 B/S: -

Mitchell E Daniels

6,887 shares

Net: 0 B/S: -

CLAUDE MONGEAU

5,594 shares

Net: 0 B/S: -

Christopher T Jones

5,252 shares

Net: +687 B/S: ∞

Claiborne L Moore

3,095 shares

Net: +1,538 B/S: ∞

John C Jr Huffard

2,942 shares

Net: +1,202 B/S: ∞

Cynthia M Sanborn

2,791 shares

Net: 0 B/S: -

Paul B Duncan

2,621 shares

Net: 0 B/S: -

Lorri J Kleine

2,563 shares

Net: 0 B/S: -

Phillip S Davidson

2,510 shares

Net: +651 B/S: ∞

Francesca A. DeBiase

2,138 shares

Net: +645 B/S: ∞

Anil Bhatt

2,054 shares

Net: +6,303 B/S: 8.14

Cynthia C Earhart

1,995 shares

Net: 0 B/S: -

THOMAS COLM KELLEHER

1,840 shares

Net: 0 B/S: -

Sameh Fahmy

1,819 shares

Net: +2,292 B/S: ∞

William Jr. Clyburn

1,819 shares

Net: +846 B/S: ∞

Mary Kathryn Heitkamp

1,819 shares

Net: +642 B/S: ∞

RICHARD H ANDERSON

1,506 shares

Net: +4,430 B/S: ∞

Nabanita C Nag

1,488 shares

Net: 0 B/S: -

Vanessa Allen Sutherland

1,400 shares

Net: 0 B/S: -

Lori Ryerkerk

1,340 shares

Net: +631 B/S: ∞

GILBERT H LAMPHERE

625 shares

Net: +1,785 B/S: ∞

Jennifer F. Scanlon

561 shares

Net: 0 B/S: -

Thomas E Hurlbut

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Clyde H Jr Allison	43,433	0	-
STEVEN F LEER	43,357	0	-
Mark R George	36,008	+24,164	∞
Alan H. Shaw	35,045	0	-
THOMAS D JR BELL	23,771	0	-
Ann A Adams	21,369	0	-
William Andrew Galanko	16,706	0	-
MARTA R STEWART	15,633	0	-
MICHAEL D LOCKHART	15,478	0	-
AMY E MILES	15,079	0	-
John F Orr	14,610	+9,971	∞
JOHN R THOMPSON	13,757	0	-
Robert A Bradway	11,717	0	-
WESLEY G BUSH	11,706	0	-
Michael Joseph Wheeler	11,058	0	-
John Meade Scheib	9,874	0	-
James A Squires	9,548	0	-
Marcela E Donadio	9,322	+741	∞
Martin H. Nesbitt	8,962	0	-
Claude E Elkins	8,584	+5,534	∞
ERSKINE B BOWLES	8,297	0	-
Jason Andrew Zampi	7,627	+5,264	∞
DANIEL A CARP	6,962	0	-
Mitchell E Daniels	6,887	0	-
CLAUDE MONGEAU	5,594	0	-
Christopher T Jones	5,252	+687	∞
Claiborne L Moore	3,095	+1,538	∞
John C Jr Huffard	2,942	+1,202	∞
Cynthia M Sanborn	2,791	0	-
Paul B Duncan	2,621	0	-
Lorri J Kleine	2,563	0	-
Phillip S Davidson	2,510	+651	∞
Francesca A. DeBiase	2,138	+645	∞
Anil Bhatt	2,054	+6,303	8.14
Cynthia C Earhart	1,995	0	-
THOMAS COLM KELLEHER	1,840	0	-
Sameh Fahmy	1,819	+2,292	∞
William Jr. Clyburn	1,819	+846	∞
Mary Kathryn Heitkamp	1,819	+642	∞
RICHARD H ANDERSON	1,506	+4,430	∞
Nabanita C Nag	1,488	0	-
Vanessa Allen Sutherland	1,400	0	-
Lori Ryerkerk	1,340	+631	∞
GILBERT H LAMPHERE	625	+1,785	∞
Jennifer F. Scanlon	561	0	-
Thomas E Hurlbut	0	0	-

Individual Transactions

April 26, 2026

John F Orr

Tax Payment

Change: -3,247

Price: $320.81

Shares: 11,363

Value: -$1,041,653

John F Orr

Option Exercise/Conversion

Change: +8,319

Price: $0.00

Shares: 14,610

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
John F Orr	Apr 28	Tax Payment (F) Tax Payment	11,363	-3,247	$320.81	-$1,041,653
John F Orr	Apr 28	Option Exercise/Conversion (M) Compensation/Award	14,610	+8,319	$0.00	+$0

March 31, 2026

RICHARD H ANDERSON

Grant/Award Acquisition

Change: +233

Price: $287.00

Shares: 1,506

Value: +$66,871

John C Jr Huffard

Grant/Award Acquisition

Change: +185

Price: $287.00

Shares: 2,942

Value: +$53,095

Insider	Filing Date	Transaction	Shares	Change	Price	Value
RICHARD H ANDERSON	Apr 02	Grant/Award Acquisition (A) Compensation/Award	1,506	+233	$287.00	+$66,871
John C Jr Huffard	Apr 02	Grant/Award Acquisition (A) Compensation/Award	2,942	+185	$287.00	+$53,095

February 20, 2026

RICHARD H ANDERSON

Grant/Award Acquisition

Change: +5

Price: $316.23

Shares: 1,273

Value: +$1,581

Sameh Fahmy

Grant/Award Acquisition

Change: +8

Price: $315.72

Shares: 1,819

Value: +$2,525

Mary Kathryn Heitkamp

Grant/Award Acquisition

Change: +8

Price: $315.72

Shares: 1,819

Value: +$2,525

William Jr. Clyburn

Grant/Award Acquisition

Change: +8

Price: $315.72

Shares: 1,819

Value: +$2,525

Phillip S Davidson

Grant/Award Acquisition

Change: +11

Price: $315.72

Shares: 2,510

Value: +$3,472

John C Jr Huffard

Grant/Award Acquisition

Change: +12

Price: $316.23

Shares: 2,757

Value: +$3,794

Francesca A. DeBiase

Grant/Award Acquisition

Change: +9

Price: $315.72

Shares: 2,138

Value: +$2,841

Marcela E Donadio

Grant/Award Acquisition

Change: +37

Price: $315.72

Shares: 9,322

Value: +$11,681

Christopher T Jones

Grant/Award Acquisition

Change: +22

Price: $315.72

Shares: 5,252

Value: +$6,945

Lori Ryerkerk

Grant/Award Acquisition

Change: +3

Price: $315.72

Shares: 1,340

Value: +$947

GILBERT H LAMPHERE

Grant/Award Acquisition

Change: +3

Price: $315.72

Shares: 625

Value: +$947

Insider	Filing Date	Transaction	Shares	Change	Price	Value
RICHARD H ANDERSON	Feb 24	Grant/Award Acquisition (A) Compensation/Award	1,273	+5	$316.23	+$1,581
Sameh Fahmy	Feb 24	Grant/Award Acquisition (A) Compensation/Award	1,819	+8	$315.72	+$2,525
Mary Kathryn Heitkamp	Feb 24	Grant/Award Acquisition (A) Compensation/Award	1,819	+8	$315.72	+$2,525
William Jr. Clyburn	Feb 24	Grant/Award Acquisition (A) Compensation/Award	1,819	+8	$315.72	+$2,525
Phillip S Davidson	Feb 24	Grant/Award Acquisition (A) Compensation/Award	2,510	+11	$315.72	+$3,472
John C Jr Huffard	Feb 24	Grant/Award Acquisition (A) Compensation/Award	2,757	+12	$316.23	+$3,794
Francesca A. DeBiase	Feb 24	Grant/Award Acquisition (A) Compensation/Award	2,138	+9	$315.72	+$2,841
Marcela E Donadio	Feb 24	Grant/Award Acquisition (A) Compensation/Award	9,322	+37	$315.72	+$11,681
Christopher T Jones	Feb 24	Grant/Award Acquisition (A) Compensation/Award	5,252	+22	$315.72	+$6,945
Lori Ryerkerk	Feb 24	Grant/Award Acquisition (A) Compensation/Award	1,340	+3	$315.72	+$947
GILBERT H LAMPHERE	Feb 24	Grant/Award Acquisition (A) Compensation/Award	625	+3	$315.72	+$947

January 30, 2026

Jason Andrew Zampi

Tax Payment

Change: -5

Price: $289.24

Shares: 4,434

Value: -$1,446

Mark R George

Tax Payment

Change: -279

Price: $289.24

Shares: 22,330

Value: -$80,696

Mark R George

Option Exercise/Conversion

Change: +2,979

Price: $0.00

Shares: 21,897

Value: +$0

John F Orr

Tax Payment

Change: -191

Price: $289.24

Shares: 6,510

Value: -$55,243

John F Orr

Option Exercise/Conversion

Change: +803

Price: $0.00

Shares: 5,999

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jason Andrew Zampi	Feb 03	Tax Payment (F) Tax Payment	4,434	-5	$289.24	-$1,446
Mark R George	Feb 03	Tax Payment (F) Tax Payment	22,330	-279	$289.24	-$80,696
Mark R George	Feb 03	Option Exercise/Conversion (M) Compensation/Award	21,897	+2,979	$0.00	+$0
John F Orr	Feb 03	Tax Payment (F) Tax Payment	6,510	-191	$289.24	-$55,243
John F Orr	Feb 03	Option Exercise/Conversion (M) Compensation/Award	5,999	+803	$0.00	+$0