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$MKTX

$124.00 -$5.29 (4.09%)

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Richard M McVey

565,319 shares

Net: 0 B/S: -

Kevin M McPherson

68,158 shares

Net: +1,399 B/S: 1.53

CHRISTOPHER R CONCANNON

53,600 shares

Net: +7,069 B/S: ∞

Stephen P Casper

43,208 shares

Net: -1,600 B/S: -

Ronald M Hersch

34,981 shares

Net: 0 B/S: -

ANTONIO L DELISE

28,373 shares

Net: 0 B/S: -

Dean Berry

26,017 shares

Net: +26,017 B/S: ∞

John Steinhardt

21,313 shares

Net: 0 B/S: -

DAVID G GOMACH

19,059 shares

Net: 0 B/S: -

Scott Pintoff

11,986 shares

Net: +2,972 B/S: 7.36

Naineshkumar Shantilal Panchal

11,331 shares

Net: +2,004 B/S: ∞

Steven L Begleiter

10,684 shares

Net: 0 B/S: -

Nicholas Themelis

10,120 shares

Net: 0 B/S: -

Bieler Ilene Fiszel

8,988 shares

Net: +4,566 B/S: ∞

William Frank Jr. Cruger

8,807 shares

Net: 0 B/S: -

Jane Chwick

8,439 shares

Net: 0 B/S: -

James Joseph Sullivan

8,358 shares

Net: 0 B/S: -

Christophe Pierre Daniel Roupie

8,208 shares

Net: 0 B/S: -

RICHARD G KETCHUM

4,703 shares

Net: 0 B/S: -

Richard Leon Prager

3,904 shares

Net: 0 B/S: -

Nancy A. Altobello

3,762 shares

Net: 0 B/S: -

Kourtney Gibson

3,152 shares

Net: 0 B/S: -

Christopher N. Gerosa

1,774 shares

Net: 0 B/S: -

Nitin A Mirwani

1,766 shares

Net: +1,766 B/S: ∞

Justin Gerald Gmelich

1,243 shares

Net: 0 B/S: -

Michael R. Cianciulli

1,155 shares

Net: 0 B/S: -

Roberto Hoornweg

999 shares

Net: 0 B/S: -

Emily Hope Portney

784 shares

Net: -3,656 B/S: -

Xiaojia Charles Li

768 shares

Net: 0 B/S: -

KENNETH T SCHICIANO

555 shares

Net: +259 B/S: ∞

Douglas A Cifu

259 shares

Net: +259 B/S: ∞

William Quan

218 shares

Net: +218 B/S: ∞

CARLOS MAURICIO HERNANDEZ

0 shares

Net: -7,466 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Richard M McVey	565,319	0	-
Kevin M McPherson	68,158	+1,399	1.53
CHRISTOPHER R CONCANNON	53,600	+7,069	∞
Stephen P Casper	43,208	-1,600	-
Ronald M Hersch	34,981	0	-
ANTONIO L DELISE	28,373	0	-
Dean Berry	26,017	+26,017	∞
John Steinhardt	21,313	0	-
DAVID G GOMACH	19,059	0	-
Scott Pintoff	11,986	+2,972	7.36
Naineshkumar Shantilal Panchal	11,331	+2,004	∞
Steven L Begleiter	10,684	0	-
Nicholas Themelis	10,120	0	-
Bieler Ilene Fiszel	8,988	+4,566	∞
William Frank Jr. Cruger	8,807	0	-
Jane Chwick	8,439	0	-
James Joseph Sullivan	8,358	0	-
Christophe Pierre Daniel Roupie	8,208	0	-
RICHARD G KETCHUM	4,703	0	-
Richard Leon Prager	3,904	0	-
Nancy A. Altobello	3,762	0	-
Kourtney Gibson	3,152	0	-
Christopher N. Gerosa	1,774	0	-
Nitin A Mirwani	1,766	+1,766	∞
Justin Gerald Gmelich	1,243	0	-
Michael R. Cianciulli	1,155	0	-
Roberto Hoornweg	999	0	-
Emily Hope Portney	784	-3,656	-
Xiaojia Charles Li	768	0	-
KENNETH T SCHICIANO	555	+259	∞
Douglas A Cifu	259	+259	∞
William Quan	218	+218	∞
CARLOS MAURICIO HERNANDEZ	0	-7,466	-

Individual Transactions

May 01, 2026

William Quan

Grant/Award Acquisition

Change: +218

Price: $0.00

Shares: 218

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
William Quan	May 04	Grant/Award Acquisition (A) Compensation/Award	218	+218	$0.00	+$0

April 10, 2026

Scott Pintoff

Open Market Sale

Change: -100

Price: $171.96

Shares: 11,986

Value: -$17,196

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Scott Pintoff	Apr 10	Open Market Sale (S) Market Sale	11,986	-100	$171.96	-$17,196

April 03, 2026

CHRISTOPHER R CONCANNON

Tax Payment

Change: -349

Price: $171.46

Shares: 53,600

Value: -$59,839

Insider	Filing Date	Transaction	Shares	Change	Price	Value
CHRISTOPHER R CONCANNON	Apr 06	Tax Payment (F) Tax Payment	53,600	-349	$171.46	-$59,839

March 10, 2026

Scott Pintoff

Open Market Sale

Change: -100

Price: $184.93

Shares: 12,086

Value: -$18,493

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Scott Pintoff	Mar 10	Open Market Sale (S) Market Sale	12,086	-100	$184.93	-$18,493

March 01, 2026

Douglas A Cifu

Grant/Award Acquisition

Change: +259

Price: $0.00

Shares: 259

Value: +$0

Naineshkumar Shantilal Panchal

Tax Payment

Change: -1,470

Price: $192.00

Shares: 11,331

Value: -$282,240

KENNETH T SCHICIANO

Grant/Award Acquisition

Change: +259

Price: $0.00

Shares: 555

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Douglas A Cifu	Mar 02	Grant/Award Acquisition (A) Compensation/Award	259	+259	$0.00	+$0
Naineshkumar Shantilal Panchal	Mar 02	Tax Payment (F) Tax Payment	11,331	-1,470	$192.00	-$282,240
KENNETH T SCHICIANO	Mar 02	Grant/Award Acquisition (A) Compensation/Award	555	+259	$0.00	+$0

February 15, 2026

Bieler Ilene Fiszel

Tax Payment

Change: -439

Price: $179.36

Shares: 8,988

Value: -$78,739

Bieler Ilene Fiszel

Grant/Award Acquisition

Change: +5,005

Price: $0.00

Shares: 9,427

Value: +$0

Scott Pintoff

Tax Payment

Change: -208

Price: $179.36

Shares: 9,845

Value: -$37,306

Scott Pintoff

Grant/Award Acquisition

Change: +3,165

Price: $0.00

Shares: 13,010

Value: +$0

Naineshkumar Shantilal Panchal

Tax Payment

Change: -159

Price: $179.36

Shares: 10,578

Value: -$28,518

Naineshkumar Shantilal Panchal

Grant/Award Acquisition

Change: +3,239

Price: $0.00

Shares: 13,817

Value: +$0

Kevin M McPherson

Tax Payment

Change: -462

Price: $179.36

Shares: 68,158

Value: -$82,864

Kevin M McPherson

Grant/Award Acquisition

Change: +4,416

Price: $0.00

Shares: 72,574

Value: +$0

Nitin A Mirwani

Grant/Award Acquisition

Change: +1,766

Price: $0.00

Shares: 1,766

Value: +$0

CHRISTOPHER R CONCANNON

Grant/Award Acquisition

Change: +6,588

Price: $0.00

Shares: 55,699

Value: +$0

CHRISTOPHER R CONCANNON

Tax Payment

Change: -866

Price: $179.36

Shares: 49,111

Value: -$155,325

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Bieler Ilene Fiszel	Feb 17	Tax Payment (F) Tax Payment	8,988	-439	$179.36	-$78,739
Bieler Ilene Fiszel	Feb 17	Grant/Award Acquisition (A) Compensation/Award	9,427	+5,005	$0.00	+$0
Scott Pintoff	Feb 17	Tax Payment (F) Tax Payment	9,845	-208	$179.36	-$37,306
Scott Pintoff	Feb 17	Grant/Award Acquisition (A) Compensation/Award	13,010	+3,165	$0.00	+$0
Naineshkumar Shantilal Panchal	Feb 17	Tax Payment (F) Tax Payment	10,578	-159	$179.36	-$28,518
Naineshkumar Shantilal Panchal	Feb 17	Grant/Award Acquisition (A) Compensation/Award	13,817	+3,239	$0.00	+$0
Kevin M McPherson	Feb 17	Tax Payment (F) Tax Payment	68,158	-462	$179.36	-$82,864
Kevin M McPherson	Feb 17	Grant/Award Acquisition (A) Compensation/Award	72,574	+4,416	$0.00	+$0
Nitin A Mirwani	Feb 17	Grant/Award Acquisition (A) Compensation/Award	1,766	+1,766	$0.00	+$0
CHRISTOPHER R CONCANNON	Feb 17	Grant/Award Acquisition (A) Compensation/Award	55,699	+6,588	$0.00	+$0
CHRISTOPHER R CONCANNON	Feb 17	Tax Payment (F) Tax Payment	49,111	-866	$179.36	-$155,325

February 13, 2026

Scott Pintoff

Grant/Award Acquisition

Change: +515

Price: $0.00

Shares: 10,053

Value: +$0

Naineshkumar Shantilal Panchal

Grant/Award Acquisition

Change: +394

Price: $0.00

Shares: 10,737

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Scott Pintoff	Feb 17	Grant/Award Acquisition (A) Compensation/Award	10,053	+515	$0.00	+$0
Naineshkumar Shantilal Panchal	Feb 17	Grant/Award Acquisition (A) Compensation/Award	10,737	+394	$0.00	+$0