Understand Stock

$ISTR

$27.89 -$0.17 (0.61%)

Deep Research with AI Research

Overview

$ISTR Overview Financials SEC Filings Executives News

Specialized Tools

Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

David A Flack

432,552 shares

Net: +1,360 B/S: ∞

John J D'Angelo

252,956 shares

Net: +10,256 B/S: 1.63

Andrew C Nelson

147,738 shares

Net: +1,431 B/S: ∞

Thomas C Sr Besselman

95,542 shares

Net: 0 B/S: -

Robert Chris Jordan

60,798 shares

Net: +5,581 B/S: ∞

Robert M Sr Boyce

58,091 shares

Net: 0 B/S: -

WILLIAM H HIDALGO

56,547 shares

Net: +1,603 B/S: ∞

Suzanne O Middleton

41,303 shares

Net: +1,503 B/S: ∞

Christopher L Hufft

39,484 shares

Net: 0 B/S: -

James H III Boyce

32,220 shares

Net: 0 B/S: -

Linda M Crochet

29,275 shares

Net: +3,096 B/S: ∞

Gordon H III Joffrion

26,954 shares

Net: +1,431 B/S: ∞

Jeffrey Wayne Martin

24,466 shares

Net: +2,953 B/S: ∞

David J Lukinovich

20,808 shares

Net: 0 B/S: -

John R Campbell

20,453 shares

Net: +7,445 B/S: ∞

Dane M. Babin

18,097 shares

Net: 0 B/S: -

Ryan P Finnan

17,658 shares

Net: 0 B/S: -

James E Yegge

16,565 shares

Net: +1,431 B/S: ∞

Rachel P. Cherco

14,858 shares

Net: 0 B/S: -

Frank L. Walker

14,225 shares

Net: +1,531 B/S: ∞

Randolf F Kassmeier

13,972 shares

Net: 0 B/S: -

Anita M Fontenot

13,762 shares

Net: 0 B/S: -

James F Dunkerley

12,877 shares

Net: +1,360 B/S: ∞

Travis M Lavergne

12,326 shares

Net: 0 B/S: -

John Emmett Jr Brignac

12,317 shares

Net: 0 B/S: -

Julio A Melara

11,903 shares

Net: +1,456 B/S: ∞

Scott G Ginn

11,556 shares

Net: +1,681 B/S: ∞

Rose J Hudson

10,822 shares

Net: +1,431 B/S: ∞

Carl R Jr Schneider

10,383 shares

Net: 0 B/S: -

Robert L Freeman

9,335 shares

Net: 0 B/S: -

Candace J LeBlanc

8,761 shares

Net: 0 B/S: -

Corey E Moore

8,649 shares

Net: +1,279 B/S: ∞

James M Baker

7,650 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
David A Flack	432,552	+1,360	∞
John J D'Angelo	252,956	+10,256	1.63
Andrew C Nelson	147,738	+1,431	∞
Thomas C Sr Besselman	95,542	0	-
Robert Chris Jordan	60,798	+5,581	∞
Robert M Sr Boyce	58,091	0	-
WILLIAM H HIDALGO	56,547	+1,603	∞
Suzanne O Middleton	41,303	+1,503	∞
Christopher L Hufft	39,484	0	-
James H III Boyce	32,220	0	-
Linda M Crochet	29,275	+3,096	∞
Gordon H III Joffrion	26,954	+1,431	∞
Jeffrey Wayne Martin	24,466	+2,953	∞
David J Lukinovich	20,808	0	-
John R Campbell	20,453	+7,445	∞
Dane M. Babin	18,097	0	-
Ryan P Finnan	17,658	0	-
James E Yegge	16,565	+1,431	∞
Rachel P. Cherco	14,858	0	-
Frank L. Walker	14,225	+1,531	∞
Randolf F Kassmeier	13,972	0	-
Anita M Fontenot	13,762	0	-
James F Dunkerley	12,877	+1,360	∞
Travis M Lavergne	12,326	0	-
John Emmett Jr Brignac	12,317	0	-
Julio A Melara	11,903	+1,456	∞
Scott G Ginn	11,556	+1,681	∞
Rose J Hudson	10,822	+1,431	∞
Carl R Jr Schneider	10,383	0	-
Robert L Freeman	9,335	0	-
Candace J LeBlanc	8,761	0	-
Corey E Moore	8,649	+1,279	∞
James M Baker	7,650	0	-

Individual Transactions

April 23, 2026

Robert Chris Jordan

Open Market Purchase

Change: +2,000

Price: $27.36

Shares: 60,798

Value: +$54,720

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Robert Chris Jordan	Apr 27	Open Market Purchase (P) Market Purchase	60,798	+2,000	$27.36	+$54,720

April 01, 2026

John R Campbell

Tax Payment

Change: -1,020

Price: $27.50

Shares: 20,453

Value: -$28,050

John J D'Angelo

Grant/Award Acquisition

Change: +16,324

Price: $0.00

Shares: 252,956

Value: +$0

John J D'Angelo

Tax Payment

Change: -4,158

Price: $27.50

Shares: 236,632

Value: -$114,345

Corey E Moore

Grant/Award Acquisition

Change: +1,818

Price: $0.00

Shares: 8,649

Value: +$0

John R Campbell

Grant/Award Acquisition

Change: +8,694

Price: $0.00

Shares: 29,147

Value: +$0

Corey E Moore

Tax Payment

Change: -463

Price: $27.50

Shares: 6,831

Value: -$12,732

Linda M Crochet

Grant/Award Acquisition

Change: +4,563

Price: $0.00

Shares: 29,275

Value: +$0

Linda M Crochet

Tax Payment

Change: -1,517

Price: $27.50

Shares: 24,712

Value: -$41,717

Jeffrey Wayne Martin

Grant/Award Acquisition

Change: +4,339

Price: $0.00

Shares: 24,466

Value: +$0

Jeffrey Wayne Martin

Tax Payment

Change: -1,396

Price: $27.50

Shares: 20,127

Value: -$38,390

Insider	Filing Date	Transaction	Shares	Change	Price	Value
John R Campbell	Apr 03	Tax Payment (F) Tax Payment	20,453	-1,020	$27.50	-$28,050
John J D'Angelo	Apr 03	Grant/Award Acquisition (A) Compensation/Award	252,956	+16,324	$0.00	+$0
John J D'Angelo	Apr 03	Tax Payment (F) Tax Payment	236,632	-4,158	$27.50	-$114,345
Corey E Moore	Apr 03	Grant/Award Acquisition (A) Compensation/Award	8,649	+1,818	$0.00	+$0
John R Campbell	Apr 03	Grant/Award Acquisition (A) Compensation/Award	29,147	+8,694	$0.00	+$0
Corey E Moore	Apr 03	Tax Payment (F) Tax Payment	6,831	-463	$27.50	-$12,732
Linda M Crochet	Apr 03	Grant/Award Acquisition (A) Compensation/Award	29,275	+4,563	$0.00	+$0
Linda M Crochet	Apr 03	Tax Payment (F) Tax Payment	24,712	-1,517	$27.50	-$41,717
Jeffrey Wayne Martin	Apr 03	Grant/Award Acquisition (A) Compensation/Award	24,466	+4,339	$0.00	+$0
Jeffrey Wayne Martin	Apr 03	Tax Payment (F) Tax Payment	20,127	-1,396	$27.50	-$38,390

March 12, 2026

Robert Chris Jordan

Open Market Purchase

Change: +1,550

Price: $26.85

Shares: 58,798

Value: +$41,617

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Robert Chris Jordan	Mar 16	Open Market Purchase (P) Market Purchase	58,798	+1,550	$26.85	+$41,617

March 01, 2026

John R Campbell

Tax Payment

Change: -259

Price: $28.23

Shares: 21,473

Value: -$7,311

Insider	Filing Date	Transaction	Shares	Change	Price	Value
John R Campbell	Mar 03	Tax Payment (F) Tax Payment	21,473	-259	$28.23	-$7,311

January 27, 2026

John J D'Angelo

Option Exercise/Conversion

Change: +26,163

Price: $14.28

Shares: 266,006

Value: +$373,607

John J D'Angelo

Tax Payment

Change: -1,960

Price: $28.17

Shares: 240,790

Value: -$55,213

John J D'Angelo

Open Market Sale

Change: -26,163

Price: $28.01

Shares: 242,750

Value: -$732,825

Insider	Filing Date	Transaction	Shares	Change	Price	Value
John J D'Angelo	Jan 29	Option Exercise/Conversion (M) Compensation/Award	266,006	+26,163	$14.28	+$373,607
John J D'Angelo	Jan 29	Tax Payment (F) Tax Payment	240,790	-1,960	$28.17	-$55,213
John J D'Angelo	Jan 29	Open Market Sale (S) Market Sale	242,750	-26,163	$28.01	-$732,825

January 21, 2026

Julio A Melara

Grant/Award Acquisition

Change: +1,431

Price: $0.00

Shares: 11,903

Value: +$0

Suzanne O Middleton

Grant/Award Acquisition

Change: +1,503

Price: $0.00

Shares: 41,303

Value: +$0

Andrew C Nelson

Grant/Award Acquisition

Change: +1,431

Price: $0.00

Shares: 147,738

Value: +$0

Gordon H III Joffrion

Grant/Award Acquisition

Change: +1,431

Price: $0.00

Shares: 26,954

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Julio A Melara	Jan 23	Grant/Award Acquisition (A) Compensation/Award	11,903	+1,431	$0.00	+$0
Suzanne O Middleton	Jan 23	Grant/Award Acquisition (A) Compensation/Award	41,303	+1,503	$0.00	+$0
Andrew C Nelson	Jan 23	Grant/Award Acquisition (A) Compensation/Award	147,738	+1,431	$0.00	+$0
Gordon H III Joffrion	Jan 23	Grant/Award Acquisition (A) Compensation/Award	26,954	+1,431	$0.00	+$0