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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in SEI INVESTMENTS CO. Get notifications about new insider transactions in SEI INVESTMENTS CO for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Feb 28 2018	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	23.86	5,000	119,300	1,605,952	1.6 M to 1.6 M (+0.31 %)
Feb 28 2018	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	74.05	10,000	740,500	1,595,952	1.6 M to 1.6 M (-0.62 %)
Feb 28 2018	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	22.45	5,000	112,250	1,605,952	1.6 M to 1.6 M (+0.31 %)
Feb 28 2018	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	15.77	5,000	78,850	1,600,952	1.6 M to 1.6 M (+0.31 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Option Exercise	M	15.77	10,000	157,700	0
Feb 20 2018	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Sell	S	73.52	10,000	735,200	14,129	24.1 K to 14.1 K (-41.44 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Buy	M	15.77	10,000	157,700	24,129	14.1 K to 24.1 K (+70.78 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	10,000	176,500	0
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	10,000	176,500	10,000
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	73.77	20,000	1,475,400	42,194	62.2 K to 42.2 K (-32.16 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Buy	M	17.65	10,000	176,500	62,194	52.2 K to 62.2 K (+19.16 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Buy	M	17.65	10,000	176,500	52,194	42.2 K to 52.2 K (+23.70 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Option Exercise	M	14.62	5,000	73,100	0
Feb 20 2018	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Option Exercise	M	14.62	5,000	73,100	5,000
Feb 20 2018	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Buy	M	14.62	5,000	73,100	673,515	668.5 K to 673.5 K (+0.75 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Buy	M	14.62	5,000	73,100	668,515	663.5 K to 668.5 K (+0.75 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Option Exercise	M	22.45	20,000	449,000	0
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Sell	S	72.81	20,000	1,456,200	12,540	32.5 K to 12.5 K (-61.46 %)
Feb 20 2018	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Buy	M	22.45	20,000	449,000	32,540	12.5 K to 32.5 K (+159.49 %)
Feb 12 2018	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Gift	G	0.00	41,630	0	10,486,713	10.5 M to 10.5 M (-0.40 %)
Feb 12 2018	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Gift	G	0.00	31,347	0	10,528,343	10.6 M to 10.5 M (-0.30 %)
Feb 12 2018	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Gift	G	0.00	9,582	0	10,559,690	10.6 M to 10.6 M (-0.09 %)
Dec 14 2017	SEIC	SEI INVESTMENTS CO	HEILIG KATHY	VICE PRESIDENT	Option Exercise	M	71.12	10,000	711,200	10,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	71.12	10,000	711,200	10,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Option Exercise	M	71.12	10,000	711,200	10,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Option Exercise	M	71.12	10,000	711,200	10,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	BLUMENSTEIN SARAH	Director	Option Exercise	M	71.12	10,000	711,200	10,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	GUARINO CARL	Director	Option Exercise	M	71.12	10,000	711,200	10,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	Barr Kevin	EXECUTIVE VICE PRES ...	Option Exercise	M	71.12	20,000	1,422,400	20,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Option Exercise	M	71.12	20,000	1,422,400	20,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Option Exercise	M	71.12	20,000	1,422,400	20,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Option Exercise	M	71.12	20,000	1,422,400	25,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Option Exercise	M	71.12	25,000	1,778,000	25,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Option Exercise	M	71.12	25,000	1,778,000	25,000
Dec 14 2017	SEIC	SEI INVESTMENTS CO	MCGONIGLE DENNIS	EXECUTIVE VICE PRES ...	Option Exercise	M	71.12	25,000	1,778,000	25,000
Dec 11 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Option Exercise	M	32.49	2,500	81,225	0
Dec 11 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Buy	M	32.49	2,500	81,225	663,515	661 K to 663.5 K (+0.38 %)
Dec 05 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	10,000	146,200	0
Dec 05 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Sell	S	70.35	10,000	703,500	31,714	41.7 K to 31.7 K (-23.97 %)
Dec 05 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Buy	M	14.62	10,000	146,200	41,714	31.7 K to 41.7 K (+31.53 %)
Dec 04 2017	SEIC	SEI INVESTMENTS CO	MCGONIGLE DENNIS	EXECUTIVE VICE PRES ...	Sell	S	69.63	15,000	1,044,450	577,034	592 K to 577 K (-2.53 %)
Dec 04 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	20,000	353,000	10,000
Dec 04 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	70.25	20,000	1,405,000	42,194	62.2 K to 42.2 K (-32.16 %)
Dec 04 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Buy	M	17.65	20,000	353,000	62,194	42.2 K to 62.2 K (+47.40 %)
Nov 27 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Option Exercise	M	13.75	8,750	120,313	5,000
Nov 27 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Sell	S	69.36	8,750	606,900	14,129	22.9 K to 14.1 K (-38.24 %)
Nov 27 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Buy	M	13.75	8,750	120,313	22,879	14.1 K to 22.9 K (+61.93 %)
Nov 27 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	20,000	353,000	10,000
Nov 27 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	68.39	20,000	1,367,800	42,194	62.2 K to 42.2 K (-32.16 %)
Nov 27 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Buy	M	17.65	20,000	353,000	62,194	42.2 K to 62.2 K (+47.40 %)
Nov 15 2017	SEIC	SEI INVESTMENTS CO	BLUMENSTEIN SARAH	Director	Option Exercise	M	23.86	5,000	119,300	0
Nov 15 2017	SEIC	SEI INVESTMENTS CO	BLUMENSTEIN SARAH	Director	Sell	S	65.33	5,000	326,650	5,681	10.7 K to 5.7 K (-46.81 %)
Nov 15 2017	SEIC	SEI INVESTMENTS CO	BLUMENSTEIN SARAH	Director	Buy	M	23.86	5,000	119,300	10,681	5.7 K to 10.7 K (+88.01 %)
Nov 09 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Option Exercise	M	32.49	17,500	568,575	0
Nov 09 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Sell	S	64.46	17,500	1,128,050	12,540	30 K to 12.5 K (-58.26 %)
Nov 09 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Buy	M	32.49	17,500	568,575	30,040	12.5 K to 30 K (+139.55 %)
Nov 06 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	64.78	8,848	573,173	42,194	51 K to 42.2 K (-17.33 %)
Nov 06 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	64.69	1,152	74,523	51,042	52.2 K to 51 K (-2.21 %)
Nov 06 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	64.64	50,000	3,232,000	10,569,272	10.6 M to 10.6 M (-0.47 %)
Nov 06 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	64.64	67,010	4,331,526	10,619,272	10.7 M to 10.6 M (-0.63 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	MCGONIGLE DENNIS	EXECUTIVE VICE PRES ...	Gift	G	0.00	5,000	0	592,034	597 K to 592 K (-0.84 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	20,000	292,400	0
Oct 02 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Sell	S	61.51	20,000	1,230,200	93,224	113.2 K to 93.2 K (-17.66 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Buy	M	14.62	20,000	292,400	113,224	93.2 K to 113.2 K (+21.45 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	Barr Kevin	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	10,000	146,200	5,000
Oct 02 2017	SEIC	SEI INVESTMENTS CO	Barr Kevin	EXECUTIVE VICE PRES ...	Sell	S	61.64	10,000	616,400	44,134	54.1 K to 44.1 K (-18.47 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	Barr Kevin	EXECUTIVE VICE PRES ...	Buy	M	14.62	10,000	146,200	54,134	44.1 K to 54.1 K (+22.66 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	10,000	146,200	10,000
Oct 02 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Sell	S	61.51	10,000	615,100	31,864	41.9 K to 31.9 K (-23.89 %)
Oct 02 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Buy	M	14.62	10,000	146,200	41,864	31.9 K to 41.9 K (+31.38 %)
Sep 26 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Sell	S	59.77	6,000	358,620	661,015	667 K to 661 K (-0.90 %)
Sep 26 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Sell	S	59.70	4,000	238,800	667,015	671 K to 667 K (-0.60 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	10,000	146,200	20,000
Sep 21 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Sell	S	59.97	10,000	599,700	31,864	41.9 K to 31.9 K (-23.89 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Buy	M	14.62	10,000	146,200	41,864	31.9 K to 41.9 K (+31.38 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Gift	G	0.00	270	0	31,864	32.1 K to 31.9 K (-0.84 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Option Exercise	M	14.62	10,000	146,200	0
Sep 21 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Sell	S	58.69	10,000	586,900	70,200	80.2 K to 70.2 K (-12.47 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Buy	M	14.62	10,000	146,200	80,200	70.2 K to 80.2 K (+14.25 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Option Exercise	M	15.77	20,000	315,400	0
Sep 21 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Sell	S	58.77	20,000	1,175,400	12,540	32.5 K to 12.5 K (-61.46 %)
Sep 21 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Buy	M	15.77	20,000	315,400	32,540	12.5 K to 32.5 K (+159.49 %)
Aug 31 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Sell	S	57.49	10,000	574,900	671,015	681 K to 671 K (-1.47 %)
Aug 09 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Option Exercise	M	17.55	12,500	219,375	0
Aug 09 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Sell	S	56.30	12,500	703,750	14,129	26.6 K to 14.1 K (-46.94 %)
Aug 09 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Buy	M	17.55	12,500	219,375	26,629	14.1 K to 26.6 K (+88.47 %)
Aug 09 2017	SEIC	SEI INVESTMENTS CO	MCGONIGLE DENNIS	EXECUTIVE VICE PRES ...	Option Exercise	M	32.49	15,000	487,350	0
Aug 09 2017	SEIC	SEI INVESTMENTS CO	MCGONIGLE DENNIS	EXECUTIVE VICE PRES ...	Sell	S	56.35	15,000	845,250	597,034	612 K to 597 K (-2.45 %)
Aug 09 2017	SEIC	SEI INVESTMENTS CO	MCGONIGLE DENNIS	EXECUTIVE VICE PRES ...	Buy	M	32.49	15,000	487,350	612,034	597 K to 612 K (+2.51 %)
Aug 08 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	55.94	50,000	2,797,000	10,686,282	10.7 M to 10.7 M (-0.47 %)
Aug 08 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	56.06	50,000	2,803,000	10,736,282	10.8 M to 10.7 M (-0.46 %)
Aug 03 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	56.16	50,000	2,808,000	10,786,282	10.8 M to 10.8 M (-0.46 %)
Aug 03 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	56.63	50,000	2,831,500	10,836,282	10.9 M to 10.8 M (-0.46 %)
Aug 01 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	30,000	438,600	0
Aug 01 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	56.35	30,000	1,690,500	52,194	82.2 K to 52.2 K (-36.50 %)
Aug 01 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Buy	M	14.62	30,000	438,600	82,194	52.2 K to 82.2 K (+57.48 %)
Jun 21 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	25,000	441,250	0
Jun 21 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Sell	S	53.70	25,000	1,342,500	12,540	37.5 K to 12.5 K (-66.60 %)
Jun 21 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Buy	M	17.65	25,000	441,250	37,540	12.5 K to 37.5 K (+199.36 %)
Jun 14 2017	SEIC	SEI INVESTMENTS CO	DORAN WILLIAM	Director	Sell	S	52.40	5,000	262,000	681,015	686 K to 681 K (-0.73 %)
Jun 14 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	52.46	15,884	833,275	10,886,282	10.9 M to 10.9 M (-0.15 %)
Jun 14 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	7,500	132,375	0
Jun 14 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Sell	S	53.56	7,500	401,700	14,129	21.6 K to 14.1 K (-34.68 %)
Jun 14 2017	SEIC	SEI INVESTMENTS CO	KLAUDER PAUL	EXECUTIVE VICE PRES ...	Buy	M	17.65	7,500	132,375	21,629	14.1 K to 21.6 K (+53.08 %)
Jun 12 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	52.11	50,000	2,605,500	10,902,166	11 M to 10.9 M (-0.46 %)
Jun 12 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	51.65	34,116	1,762,091	10,952,166	11 M to 11 M (-0.31 %)
May 12 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	33.76	5,000	168,800	0
May 12 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	51.60	5,000	258,000	1,595,952	1.6 M to 1.6 M (-0.31 %)
May 12 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	33.76	5,000	168,800	1,600,952	1.6 M to 1.6 M (+0.31 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Option Exercise	M	17.65	30,000	529,500	0
May 10 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Sell	S	51.16	30,000	1,534,800	12,540	42.5 K to 12.5 K (-70.52 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	Ujobai Joseph P	EXECUTIVE VICE PRES ...	Buy	M	17.65	30,000	529,500	42,540	12.5 K to 42.5 K (+239.23 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	22.45	5,000	112,250	0
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	15.77	5,000	78,850	0
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	23.86	5,000	119,300	0
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	51.40	5,000	257,000	1,595,952	1.6 M to 1.6 M (-0.31 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	51.30	5,000	256,500	1,600,952	1.6 M to 1.6 M (-0.31 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	51.20	5,000	256,000	1,605,952	1.6 M to 1.6 M (-0.31 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	22.45	5,000	112,250	1,610,952	1.6 M to 1.6 M (+0.31 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	15.77	5,000	78,850	1,605,952	1.6 M to 1.6 M (+0.31 %)
May 10 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	23.86	5,000	119,300	1,600,952	1.6 M to 1.6 M (+0.31 %)
Apr 27 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	50.94	50,000	2,547,000	10,986,282	11 M to 11 M (-0.45 %)
Apr 27 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	14.62	5,000	73,100	0
Apr 27 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	17.65	5,000	88,250	0
Apr 27 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	14.62	5,000	73,100	1,595,952	1.6 M to 1.6 M (+0.31 %)
Apr 27 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	50.83	5,000	254,150	1,590,952	1.6 M to 1.6 M (-0.31 %)
Apr 27 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	51.00	5,000	255,000	1,590,952	1.6 M to 1.6 M (-0.31 %)
Apr 27 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	17.65	5,000	88,250	1,595,952	1.6 M to 1.6 M (+0.31 %)
Apr 26 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	50.78	50,000	2,539,000	11,036,282	11.1 M to 11 M (-0.45 %)
Apr 26 2017	SEIC	SEI INVESTMENTS CO	WEST ALFRED P JR	10% Owner	Sell	S	50.78	75,000	3,808,500	11,086,282	11.2 M to 11.1 M (-0.67 %)
Apr 04 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	30,000	438,600	0
Apr 04 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Sell	S	51.38	30,000	1,541,400	32,259	62.3 K to 32.3 K (-48.19 %)
Apr 04 2017	SEIC	SEI INVESTMENTS CO	WITHROW WAYNE	EXECUTIVE VICE PRES ...	Buy	M	14.62	30,000	438,600	62,259	32.3 K to 62.3 K (+93.00 %)
Apr 04 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Option Exercise	M	32.49	2,500	81,225	0
Apr 04 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Sell	S	50.44	2,500	126,100	70,200	72.7 K to 70.2 K (-3.44 %)
Apr 04 2017	SEIC	SEI INVESTMENTS CO	MCCARTHY KATHRYN	Director	Buy	M	32.49	2,500	81,225	72,700	70.2 K to 72.7 K (+3.56 %)
Mar 09 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Option Exercise	M	32.49	2,500	81,225	0
Mar 09 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Sell	S	51.13	2,500	127,825	1,590,952	1.6 M to 1.6 M (-0.16 %)
Mar 09 2017	SEIC	SEI INVESTMENTS CO	ROMEO CARMEN	Director	Buy	M	32.49	2,500	81,225	1,593,452	1.6 M to 1.6 M (+0.16 %)
Mar 09 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Option Exercise	M	32.49	10,000	324,900	0
Mar 09 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Sell	S	51.26	10,000	512,600	93,224	103.2 K to 93.2 K (-9.69 %)
Mar 09 2017	SEIC	SEI INVESTMENTS CO	Meyer Stephen	EXECUTIVE VICE PRES ...	Buy	M	32.49	10,000	324,900	103,224	93.2 K to 103.2 K (+10.73 %)
Mar 07 2017	SEIC	SEI INVESTMENTS CO	HEILIG KATHY	VICE PRESIDENT/CONT ...	Option Exercise	M	17.65	11,250	198,563	0
Mar 07 2017	SEIC	SEI INVESTMENTS CO	HEILIG KATHY	VICE PRESIDENT/CONT ...	Option Exercise	M	17.65	11,250	198,563	11,250
Mar 07 2017	SEIC	SEI INVESTMENTS CO	HEILIG KATHY	VICE PRESIDENT/CONT ...	Sell	S	51.30	22,500	1,154,250	1,891	24.4 K to 1.9 K (-92.25 %)
Mar 07 2017	SEIC	SEI INVESTMENTS CO	HEILIG KATHY	VICE PRESIDENT/CONT ...	Buy	M	17.65	11,250	198,563	24,391	13.1 K to 24.4 K (+85.61 %)
Mar 07 2017	SEIC	SEI INVESTMENTS CO	HEILIG KATHY	VICE PRESIDENT/CONT ...	Buy	M	17.65	11,250	198,563	13,141	1.9 K to 13.1 K (+594.92 %)
Mar 06 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Option Exercise	M	14.62	30,000	438,600	0
Mar 06 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Sell	S	51.07	30,000	1,532,100	52,194	82.2 K to 52.2 K (-36.50 %)
Mar 06 2017	SEIC	SEI INVESTMENTS CO	Klauder N Jeffrey	EXECUTIVE VICE PRES ...	Buy	M	14.62	30,000	438,600	82,194	52.2 K to 82.2 K (+57.48 %)

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