SEI INVESTMENTS CO (SEIC) - Insider Holders & Insider Ownership

List of insiders holdings for SEI INVESTMENTS CO:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1WEST ALFRED P JR
Chairman Emeritus		2026-01-02 14:06:276,938,230
0		6,938,230Form 4
2SMITH THOMAS W
Director		2010-02-16 11:51:392,946,356
0		2,946,356Form 13G
3ROMEO CARMEN
Director		2025-12-30 15:48:441,560,293
0		1,560,293Form 4
4ZIMMER KEN
Senior Vice President		2005-02-14 16:17:37687,563
65,034		752,597Form 5
5DORAN WILLIAM
Director		2025-12-23 11:15:33623,802
0		623,802Form 4
6MCGONIGLE DENNIS
EVP, CFO		2023-09-01 11:19:10594,163
0		594,163Form 4
7Hicke Ryan
CHIEF EXECUTIVE OFFICER		2026-02-02 11:52:48254,664
15,106		269,770Form 4
8CIPRIANO JAMES
Executive Vice President		2024-03-28 10:11:36227,797
10,768		238,565Form 3
9ROBINS KEVIN P
Senior Vice President		2005-02-14 15:41:04200,592
8,131		208,723Form 5
10Barr Kevin
Executive Vice President		2022-12-12 17:10:16204,741
0		204,741Form 4
11VASSALLUZZO SCOTT J
PRESCOTT INVESTORS PROFIT SHARING TRUST
Member of Section 13(d) Group
10% Owner		2005-12-16 14:13:030
199,100		199,100Form 4
12CRUDUP ROBERT
EXECUTIVE VICE PRESIDENT		2018-03-08 15:55:29177,500
0		177,500Form 4
13LIEB RICHARD
Director		2015-12-28 13:32:57127,128
0		127,128Form 4
14Denham Sean
Executive Vice President, CFO		2025-12-16 16:13:44114,431
322.04		114,753Form 4
15LOUGHLIN EDWARD
EXECUTIVE VICE PRESIDENT		2015-04-30 21:40:20106,000
0		106,000Form 4
16LANE MICHAEL
Executive Vice President		2025-12-16 16:13:3691,631
204.86		91,836Form 4
17Sharma Sanjay
See Remarks*		2025-12-16 16:13:1886,829
2,369		89,198Form 4
18WITHROW WAYNE
EXECUTIVE VICE PRESIDENT		2024-02-09 10:30:3177,899
0		77,899Form 4
19MCCARTHY KATHRYN
Director		2025-12-29 11:06:1777,883
0		77,883Form 4
20McCabe Philip
See Remarks		2025-12-29 11:01:4669,884
2,442		72,326Form 4
21Dasher Karl
Executive Vice President		2008-04-04 17:44:2567,140
0		67,140Form 4
22Ujobai Joseph P
EXECUTIVE VICE PRESIDENT		2018-09-13 10:54:4312,540
30,213		42,753Form 4
23Klauder N Jeffrey
EXECUTIVE VICE PRESIDENT		2018-05-14 11:08:4942,194
0		42,194Form 4
24KLAUDER PAUL
EXECUTIVE VICE PRESIDENT		2024-03-28 10:42:4520,752
14,078		34,830Form 4
25NAGLE MARK
Senior Vice President		2004-12-16 16:36:4625,000
0		25,000Form 4
26Meyer Stephen
EXECUTIVE VICE PRESIDENT		2021-12-14 13:51:3525,000
0		25,000Form 4
27Peterson Michael
EXECUTIVE VICE PRESIDENT		2025-12-29 11:05:2220,148
270.79		20,419Form 4
28BLUMENSTEIN SARAH
Director		2023-02-22 17:47:4418,947
0		18,947Form 4
29GUARINO CARL
Director		2025-12-16 16:10:2318,308
0		18,308Form 4
30HEILIG KATHY
Treasurer		2022-11-21 21:05:4914,291
0		14,291Form 4
31PORTER HENRY
Director		2009-12-17 12:05:0410,000
0		10,000Form 4
32SAMUELS MARK
Senior Vice President		2005-02-14 15:45:400
9,813		9,813Form 5
33Brassington Jonathan
Director		2025-12-16 16:09:546,207
0		6,207Form 4
34Naratil Thomas C.
Director		2025-12-16 16:10:004,342
0		4,342Form 4
35Risi Karin A.
Director		2025-12-16 16:10:294,342
0		4,342Form 4
36MILLER STEPHANIE D.
Director		2024-12-16 10:36:303,941
0		3,941Form 4
37Tschirgi Judith
Senior Vice President		2005-02-14 15:49:142,469
0		2,469Form 5
38Warner Mark Andrew
See Remarks		2025-12-29 11:03:07921
0		921Form 4
39Ross Howard D
Director		2008-08-19 11:24:100
0		0Form 4