Insider Trades & Whales

Insider trades are parsed from SEC Form 4 filings (first-party). The ownership breakdown below is computed first-hand from SEC 13F-HR + Form 4 (institutions from 13F, insiders from Form 4). For the full filer list and quarter-over-quarter position changes, see the Institutional (13F) tab.

Ownership Breakdown

Insiders 0.05%Institutions 100.00%6,131 filers

Top Institutions

Form 4 Transactions

50 most recent

Date	Insider	Title	Code	Shares	Price	Value	Source
Aug 25, 2026	Newstead Jennifer	SVP, GC and Secretary	S	1,439	$310.95	$447.46K	SEC source
Aug 18, 2026	Newstead Jennifer	SVP, GC and Secretary	S	1,439	$307.49	$442.48K	SEC source
Aug 11, 2026	Newstead Jennifer	SVP, GC and Secretary	S	1,439	$307.75	$442.85K	SEC source
Jun 16, 2026	Borders Ben	Principal Accounting Officer	S	116	$295.14	$34.24K	SEC source
Jun 15, 2026	Borders Ben	Principal Accounting Officer	M	240	–	–	SEC source
Jun 15, 2026	Borders Ben	Principal Accounting Officer	F	124	$296.42	$36.76K	SEC source
Jun 15, 2026	Borders Ben	Principal Accounting Officer	M	240	–	–	SEC source
Jun 15, 2026	Newstead Jennifer	SVP, GC and Secretary	M	30,104	–	–	SEC source
Jun 15, 2026	Newstead Jennifer	SVP, GC and Secretary	F	16,238	$296.42	$4.81M	SEC source
Jun 15, 2026	Newstead Jennifer	SVP, GC and Secretary	M	30,104	–	–	SEC source
May 27, 2026	LEVINSON ARTHUR D	Director	G	65,000	$0.00	$0.00	SEC source
May 27, 2026	LEVINSON ARTHUR D	Director	S	50,000	$311.02	$15.55M	SEC source
May 8, 2026	Borders Ben	Principal Accounting Officer	S	1,274	$290.00	$369.46K	SEC source
May 6, 2026	LEVINSON ARTHUR D	Director	G	5,000	$0.00	$0.00	SEC source
May 6, 2026	LEVINSON ARTHUR D	Director	S	100,473	$285.04	$28.64M	SEC source
May 6, 2026	LEVINSON ARTHUR D	Director	S	149,527	$284.57	$42.55M	SEC source
Apr 23, 2026	Parekh Kevan	Senior Vice President, CFO	S	1,534	$275.00	$421.85K	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	M	5,111	–	–	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	M	5,817	–	–	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	F	4,793	$266.43	$1.28M	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	M	10,928	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	331	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	371	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	475	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	540	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	F	892	$266.43	$237.66K	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	1,717	–	–	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	4,566	$256.00	$1.17M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	28,188	$255.17	$7.19M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	16,083	$254.37	$4.09M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	1,878	$253.13	$475.38K	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	9,147	$252.11	$2.31M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	5,087	$251.25	$1.28M	SEC source
Apr 2, 2026	O'BRIEN DEIRDRE	Senior Vice President	S	9,664	$255.82	$2.47M	SEC source
Apr 2, 2026	O'BRIEN DEIRDRE	Senior Vice President	S	20,338	$255.12	$5.19M	SEC source
Apr 1, 2026	Khan Sabih	COO	M	19,470	–	–	SEC source
Apr 1, 2026	Khan Sabih	COO	M	22,159	–	–	SEC source
Apr 1, 2026	Khan Sabih	COO	M	22,688	–	–	SEC source
Apr 1, 2026	Khan Sabih	COO	F	33,317	$255.63	$8.52M	SEC source
Apr 1, 2026	Khan Sabih	COO	M	64,317	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	24,337	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	22,159	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	85,080	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	F	66,627	$255.63	$17.03M	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	131,576	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	19,470	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	22,159	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	22,688	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	F	34,315	$255.63	$8.77M	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	64,317	–	–	SEC source

Insider Trades & Whales

Ownership Breakdown

Insiders 0.05%Institutions 100.00%6,131 filers

Top Institutions

Form 4 Transactions

50 most recent

Date	Insider	Title	Code	Shares	Price	Value	Source
Aug 25, 2026	Newstead Jennifer	SVP, GC and Secretary	S	1,439	$310.95	$447.46K	SEC source
Aug 18, 2026	Newstead Jennifer	SVP, GC and Secretary	S	1,439	$307.49	$442.48K	SEC source
Aug 11, 2026	Newstead Jennifer	SVP, GC and Secretary	S	1,439	$307.75	$442.85K	SEC source
Jun 16, 2026	Borders Ben	Principal Accounting Officer	S	116	$295.14	$34.24K	SEC source
Jun 15, 2026	Borders Ben	Principal Accounting Officer	M	240	–	–	SEC source
Jun 15, 2026	Borders Ben	Principal Accounting Officer	F	124	$296.42	$36.76K	SEC source
Jun 15, 2026	Borders Ben	Principal Accounting Officer	M	240	–	–	SEC source
Jun 15, 2026	Newstead Jennifer	SVP, GC and Secretary	M	30,104	–	–	SEC source
Jun 15, 2026	Newstead Jennifer	SVP, GC and Secretary	F	16,238	$296.42	$4.81M	SEC source
Jun 15, 2026	Newstead Jennifer	SVP, GC and Secretary	M	30,104	–	–	SEC source
May 27, 2026	LEVINSON ARTHUR D	Director	G	65,000	$0.00	$0.00	SEC source
May 27, 2026	LEVINSON ARTHUR D	Director	S	50,000	$311.02	$15.55M	SEC source
May 8, 2026	Borders Ben	Principal Accounting Officer	S	1,274	$290.00	$369.46K	SEC source
May 6, 2026	LEVINSON ARTHUR D	Director	G	5,000	$0.00	$0.00	SEC source
May 6, 2026	LEVINSON ARTHUR D	Director	S	100,473	$285.04	$28.64M	SEC source
May 6, 2026	LEVINSON ARTHUR D	Director	S	149,527	$284.57	$42.55M	SEC source
Apr 23, 2026	Parekh Kevan	Senior Vice President, CFO	S	1,534	$275.00	$421.85K	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	M	5,111	–	–	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	M	5,817	–	–	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	F	4,793	$266.43	$1.28M	SEC source
Apr 15, 2026	Parekh Kevan	Senior Vice President, CFO	M	10,928	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	331	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	371	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	475	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	540	–	–	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	F	892	$266.43	$237.66K	SEC source
Apr 15, 2026	Borders Ben	Principal Accounting Officer	M	1,717	–	–	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	4,566	$256.00	$1.17M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	28,188	$255.17	$7.19M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	16,083	$254.37	$4.09M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	1,878	$253.13	$475.38K	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	9,147	$252.11	$2.31M	SEC source
Apr 2, 2026	COOK TIMOTHY D	Chief Executive Officer	S	5,087	$251.25	$1.28M	SEC source
Apr 2, 2026	O'BRIEN DEIRDRE	Senior Vice President	S	9,664	$255.82	$2.47M	SEC source
Apr 2, 2026	O'BRIEN DEIRDRE	Senior Vice President	S	20,338	$255.12	$5.19M	SEC source
Apr 1, 2026	Khan Sabih	COO	M	19,470	–	–	SEC source
Apr 1, 2026	Khan Sabih	COO	M	22,159	–	–	SEC source
Apr 1, 2026	Khan Sabih	COO	M	22,688	–	–	SEC source
Apr 1, 2026	Khan Sabih	COO	F	33,317	$255.63	$8.52M	SEC source
Apr 1, 2026	Khan Sabih	COO	M	64,317	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	24,337	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	22,159	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	85,080	–	–	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	F	66,627	$255.63	$17.03M	SEC source
Apr 1, 2026	COOK TIMOTHY D	Chief Executive Officer	M	131,576	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	19,470	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	22,159	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	22,688	–	–	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	F	34,315	$255.63	$8.77M	SEC source
Apr 1, 2026	O'BRIEN DEIRDRE	Senior Vice President	M	64,317	–	–	SEC source