Insider · CIK 0001059374

Alfred P West Jr.

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $0 · 0sales $124.0M · 34net −$124.0M

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Jun 26, 2026 SForm 4 →	Jun 29, 1:55 pm EDT	SEI INVESTMENTS COSEIC	57,332	$87.26	$5,002,998	6,818,451	−0.83%
Mar 1, 2019 SForm 4 →	Mar 11, 1:41 pm EDT	SEI INVESTMENTS COSEIC	116,412	$53.03	$6,173,328	9,811,713	−1.17%	plan? late
Feb 28, 2019 SForm 4 →	Mar 1, 1:27 pm EST	SEI INVESTMENTS COSEIC	83,588	$52.75	$4,409,267	9,928,125	−0.83%	plan?
Feb 27, 2019 GForm 4 →	Mar 1, 1:27 pm EST	SEI INVESTMENTS COSEIC	20,000	—	—	10,011,713	—	plan?
Feb 26, 2019 SForm 4 →	Feb 28, 10:14 am EST	SEI INVESTMENTS COSEIC	100,000	$52.65	$5,265,250	10,031,713	−0.99%	plan?
Dec 31, 2018 GForm 4 →	Mar 11, 2019, 1:45 pm EDT	SEI INVESTMENTS COSEIC	4,800	—	—	9,806,913	—	plan? late
Dec 3, 2018 MForm 4 →	Dec 6, 10:09 am EST	SEI INVESTMENTS COSEIC	100,000	$14.62	$1,462,000	10,131,713	—	plan?
Nov 27, 2018 SForm 4 →	Nov 29, 12:07 pm EST	SEI INVESTMENTS COSEIC	212,995	$53.41	$11,376,583	10,031,713	−2.08%	plan?
Nov 23, 2018 SForm 4 →	Nov 27, 11:17 am EST	SEI INVESTMENTS COSEIC	96,767	$53.28	$5,155,656	10,244,708	−0.94%	plan?
Nov 20, 2018 SForm 4 →	Nov 23, 11:44 am EST	SEI INVESTMENTS COSEIC	145,238	$52.76	$7,662,352	10,341,475	−1.38%	plan?
Dec 21, 2017 GForm 4 →	Feb 12, 2018, 5:10 pm EST	SEI INVESTMENTS COSEIC	72,977	—	—	10,486,713	—	plan? late
Dec 19, 2017 GForm 4 →	Feb 12, 2018, 5:06 pm EST	SEI INVESTMENTS COSEIC	9,582	—	—	10,559,690	—	plan? late
Nov 2, 2017 SForm 4 →	Nov 6, 9:45 am EST	SEI INVESTMENTS COSEIC	50,000	$64.64	$3,232,000	10,569,272	−0.47%	plan?
Nov 1, 2017 SForm 4 →	Nov 6, 9:42 am EST	SEI INVESTMENTS COSEIC	67,010	$64.64	$4,331,526	10,619,272	−0.63%	plan? late
Aug 4, 2017 SForm 4 →	Aug 8, 10:55 am EDT	SEI INVESTMENTS COSEIC	50,000	$55.94	$2,797,000	10,686,282	−0.47%	plan?
Aug 3, 2017 SForm 4 →	Aug 8, 10:52 am EDT	SEI INVESTMENTS COSEIC	50,000	$56.06	$2,803,000	10,736,282	−0.46%	plan? late
Aug 1, 2017 SForm 4 →	Aug 3, 3:04 pm EDT	SEI INVESTMENTS COSEIC	100,000	$56.40	$5,639,500	10,786,282	−0.92%	plan?
Jun 12, 2017 SForm 4 →	Jun 14, 11:59 am EDT	SEI INVESTMENTS COSEIC	15,884	$52.46	$833,275	10,886,282	−0.15%	plan?
Jun 8, 2017 SForm 4 →	Jun 12, 1:11 pm EDT	SEI INVESTMENTS COSEIC	84,116	$51.92	$4,367,591	10,902,166	−0.77%	plan?
Apr 26, 2017 SForm 4 →	Apr 27, 2:20 pm EDT	SEI INVESTMENTS COSEIC	50,000	$50.94	$2,547,000	10,986,282	−0.45%	plan?
Apr 24, 2017 SForm 4 →	Apr 26, 3:34 pm EDT	SEI INVESTMENTS COSEIC	125,000	$50.78	$6,347,500	11,036,282	−1.12%	plan?
Feb 9, 2017 SForm 4 →	Feb 10, 11:22 am EST	SEI INVESTMENTS COSEIC	71,000	$49.08	$3,484,680	11,161,282	−0.63%	plan?
Feb 6, 2017 SForm 4 →	Feb 7, 4:23 pm EST	SEI INVESTMENTS COSEIC	50,000	$48.97	$2,448,500	11,232,282	−0.44%	plan?
Feb 3, 2017 SForm 4 →	Feb 6, 10:14 am EST	SEI INVESTMENTS COSEIC	65,000	$49.00	$3,185,000	11,282,282	−0.57%	plan?
Nov 9, 2016 SForm 4 →	Nov 10, 10:48 am EST	SEI INVESTMENTS COSEIC	25,000	$45.06	$1,126,500	11,347,282	−0.22%	plan?
Nov 8, 2016 SForm 4/A →	Nov 10, 10:55 am EST	SEI INVESTMENTS COSEIC	4,760	$44.51	$211,868	11,372,282	−0.04%	plan?
Nov 8, 2016 SForm 4 →	Nov 9, 1:30 pm EST	SEI INVESTMENTS COSEIC	4,760	$44.51	$211,868	1,372,282	−0.35%	plan? amended
Nov 4, 2016 SForm 4 →	Nov 8, 10:39 am EST	SEI INVESTMENTS COSEIC	64,822	$44.48	$2,883,077	11,377,042	−0.57%	plan?
Oct 25, 2016 SForm 4 →	Oct 27, 10:46 am EDT	SEI INVESTMENTS COSEI	110,000	$45.11	$4,961,700	11,441,864	−0.95%	plan?
Aug 5, 2016 SForm 4 →	Aug 10, 1:53 pm EDT	SEI INVESTMENTS COSEIC	90,000	$44.98	$4,047,750	11,551,864	−0.77%	plan? late
May 5, 2016 SForm 4 →	May 10, 4:18 pm EDT	SEI INVESTMENTS COSEIC	43,000	$47.74	$2,052,820	11,641,864	−0.37%	plan? late
May 2, 2016 SForm 4 →	May 4, 1:06 pm EDT	SEI INVESTMENTS COSEIC	60,000	$48.81	$2,928,600	11,684,864	−0.51%	plan?
Mar 17, 2016 SForm 4 →	Mar 21, 2:12 pm EDT	SEI INVESTMENTS COSEIC	50,000	$40.47	$2,023,500	11,744,864	−0.42%	plan?
Dec 7, 2015 GForm 4 →	Dec 10, 11:00 am EST	SEI INVESTMENTS COSEIC	46,900	—	—	11,794,864	—	plan? late
Oct 30, 2015 SForm 4 →	Nov 3, 1:34 pm EST	SEI INVESTMENTS COSEIC	50,000	$51.95	$2,597,500	11,841,764	−0.42%	plan?
Sep 11, 2015 SForm 4 →	Sep 14, 3:26 pm EDT	SEI INVESTMENTS COSEIC	100,000	$50.78	$5,077,500	11,891,764	−0.83%	plan?
May 8, 2015 SForm 4 →	May 12, 3:42 pm EDT	SEI INVESTMENTS COSEIC	69,388	$46.70	$3,240,420	11,991,764	−0.58%	plan?
May 6, 2015 SForm 4 →	May 8, 12:06 pm EDT	SEI INVESTMENTS COSECI	38,162	$46.10	$1,759,110	12,068,152	−0.32%	plan?
May 4, 2015 GForm 4 →	May 8, 12:06 pm EDT	SEI INVESTMENTS COSECI	6,426	—	—	12,106,314	—	plan? late
Mar 11, 2015 SForm 4 →	Mar 12, 12:00 pm EDT	SEI INVESTMENTS COSEIC	39,611	$42.57	$1,686,240	12,112,740	−0.33%	plan?
Mar 10, 2015 GForm 4 →	Mar 12, 12:00 pm EDT	SEI INVESTMENTS COSEIC	2,371	—	—	12,152,351	—	plan?
Mar 6, 2015 SForm 4 →	Mar 9, 3:34 pm EDT	SEI INVESTMENTS COSEIC	6,200	$42.29	$262,198	12,154,722	−0.05%	plan?
Mar 2, 2015 GForm 4 →	Mar 9, 3:34 pm EDT	SEI INVESTMENTS COSEIC	23,237	—	—	12,160,922	—	plan? late
Mar 2, 2015 SForm 4 →	Mar 4, 11:23 am EST	SEI INVESTMENTS COSEIC	49,139	$43.26	$2,125,618	12,184,159	−0.40%	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake
Dec 11, 2018 MForm 4 →	Dec 13, 10:02 am EST	SEI INVESTMENTS COSEIC	25,000	$48.47	$1,211,750	25,000	—
Dec 3, 2018 MForm 4 →	Dec 6, 10:09 am EST	SEI INVESTMENTS COSEIC	100,000	$14.62	$1,462,000	0	—
Dec 12, 2017 MForm 4 →	Dec 14, 10:22 am EST	SEI INVESTMENTS COSEIC	20,000	$71.12	$1,422,400	25,000	—
Dec 13, 2016 MForm 4 →	Dec 14, 2:36 pm EST	SEI INVESTMENTS COSEIC	35,000	$49.63	$1,737,050	35,000	—
Dec 8, 2015 MForm 4 →	Dec 9, 11:05 am EST	SEI INVESTMENTS COSEIC	30,000	$53.34	$1,600,200	30,000	—