Insider · CIK 0001296969

Casper Stephen P

Reports to the SEC for 1 company · NEW YORK, NY

sec.gov

Transactions

Companies

Filings

CIK

0001296969

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-09-08	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,600 sh	$186.59	−$299K	43,208
2025-06-04	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+784 sh	—	—	9,985
2024-09-06	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,000 sh	$259.39	−$259K	9,201
2024-06-07	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−500 sh	$199.48	−$99.7K	10,201
2024-06-05	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+781 sh	—	—	10,701
2023-08-28	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	−200 sh	—	—	9,920
2023-06-07	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+581 sh	—	—	10,120
2022-06-08	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+586 sh	—	—	9,539
2021-08-01	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+353 sh	—	—	8,953
2021-03-11	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	−2,000 sh	—	—	8,600
2021-03-11	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	+2,000 sh	—	—	44,808
2020-12-15	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−750 sh	$554.96	−$416K	10,600
2020-08-27	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−500 sh	$500.00	−$250K	11,350
2020-06-11	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+283 sh	—	—	11,850
2020-05-05	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−200 sh	$480.98	−$96.2K	11,567
2020-05-05	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−200 sh	$476.53	−$95.3K	13,367
2020-05-05	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−200 sh	$477.84	−$95.6K	13,167
2020-05-05	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,400 sh	$479.86	−$672K	11,767
2019-09-03	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,000 sh	$402.82	−$403K	42,808
2019-07-30	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+380 sh	—	—	13,567
2019-06-07	MKTXMARKETAXESS HOLDINGS INC · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−3,187 sh	—	—	0
2019-06-07	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−102 sh	$337.30	−$34.4K	13,055
2019-06-07	MKTXMARKETAXESS HOLDINGS INCM Exercise/Conversion	Director	MExercise/Conversion	+3,187 sh	$10.77	+$34.3K	13,157
2018-12-12	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	+43.8K sh	—	—	43,808
2018-12-12	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	−43.8K sh	—	—	9,970
2018-08-08	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+702 sh	—	—	53,778
2017-11-29	MKTXMARKETAXESS HOLDINGS INC · Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−4,225 sh	—	—	0
2017-11-29	MKTXMARKETAXESS HOLDINGS INCM Exercise/Conversion	Director	MExercise/Conversion	+4,225 sh	$9.72	+$41.1K	55,076
2017-11-29	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−2,000 sh	$195.84	−$392K	53,076
2017-08-10	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+617 sh	—	—	50,851
2017-05-17	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−230 sh	$184.70	−$42.5K	50,234
2017-05-17	MKTXMARKETAXESS HOLDINGS INC · Employee Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−2,500 sh	—	—	0
2017-05-17	MKTXMARKETAXESS HOLDINGS INCM Exercise/Conversion	Director	MExercise/Conversion	+2,500 sh	$16.99	+$42.5K	50,464
2016-12-29	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	−1,300 sh	—	—	47,868
2016-08-03	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+667 sh	—	—	49,168
2016-08-03	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+763 sh	—	—	49,264
2016-05-09	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−365 sh	$127.69	−$46.6K	48,501
2016-05-09	MKTXMARKETAXESS HOLDINGS INCM Exercise/Conversion	Director	MExercise/Conversion	+5,000 sh	$9.30	+$46.5K	48,866
2016-05-09	MKTXMARKETAXESS HOLDINGS INC · Employee Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−5,000 sh	—	—	0
2015-12-07	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,500 sh	$112.40	−$169K	43,866
2015-11-23	MKTXMARKETAXESS HOLDINGS INCG Gift	Director	GGift	−140 sh	—	—	45,366
2015-08-06	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+1,177 sh	—	—	45,506
2015-02-10	MKTXMARKETAXESS HOLDINGS INC · Employee Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−5,000 sh	—	—	0
2015-02-10	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−630 sh	$80.35	−$50.6K	44,329
2015-02-10	MKTXMARKETAXESS HOLDINGS INCM Exercise/Conversion	Director	MExercise/Conversion	+5,000 sh	$10.04	+$50.2K	44,959
2014-12-08	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−2,000 sh	$69.06	−$138K	39,959
2014-09-08	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,500 sh	$59.48	−$89.2K	41,959
2014-08-08	MKTXMARKETAXESS HOLDINGS INCA Award	Director	AAward	+1,960 sh	—	—	43,459
2014-07-30	MKTXMARKETAXESS HOLDINGS INC · Employee Stock Option (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−10K sh	—	—	0
2014-07-30	MKTXMARKETAXESS HOLDINGS INCS Sale	Director	SSale	−1,930 sh	$57.05	−$110K	41,499

Recent filings

Accepted (ET)
Sep 94
Casper Stephen P0000950170-25-113836
SEC(opens sec.gov)
Jun 54
Casper Stephen P0000950170-25-082359
SEC(opens sec.gov)
Sep 94
Casper Stephen P0000950170-24-104748
SEC(opens sec.gov)
Jun 114
Casper Stephen P0000950170-24-071911
SEC(opens sec.gov)
Jun 74
Casper Stephen P0000950170-24-070659
SEC(opens sec.gov)
Aug 294
Casper Stephen P0001209191-23-047587
SEC(opens sec.gov)
Jun 94
Casper Stephen P0001209191-23-035823
SEC(opens sec.gov)
Jun 104
Casper Stephen P0001209191-22-035911
SEC(opens sec.gov)
Aug 34
Casper Stephen P0001209191-21-049271
SEC(opens sec.gov)
Mar 124
Casper Stephen P0001209191-21-020180
SEC(opens sec.gov)
Dec 164
Casper Stephen P0001209191-20-063792
SEC(opens sec.gov)
Aug 284
Casper Stephen P0001209191-20-048634
SEC(opens sec.gov)
Jun 154
Casper Stephen P0001209191-20-036651
SEC(opens sec.gov)
May 74
Casper Stephen P0001209191-20-027647
SEC(opens sec.gov)
Sep 54
Casper Stephen P0001209191-19-048498
SEC(opens sec.gov)
Aug 14
Casper Stephen P0001209191-19-044013
SEC(opens sec.gov)

Companies

MARKETAXESS HOLDINGS INCDirectorMKTX

Address

C/O MARKETAXESS HOLDINGS INC. 140 BROADWAY, 42ND FLOOR

NEW YORK, NY, 10005