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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
SEI INVESTMENTS CO: SEIC
Price: 12/12/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$83.00 $93.96 $64.66 $10,261 122 680 1.2% 1.8% 74.56% 16.81%
Exch Sector Industry Sub-Industry
NasdaqGS Finance, Insurance, And Real Estate Security And Commodity Brokers, Dealers, Exchanges, And Services Security Brokers, Dealers & Flotation Companies
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
PETERSON MICHAEL
VP
JB
---
7,711
---
12/12/25
---
---
21,211
57.1
D
R
12/16/25 - 4:13:50 pm
2
    
 
DENHAM SEAN
VP,CFO
JB
---
13,254
---
12/12/25
---
---
65,431
25.4
D
R
12/16/25 - 4:13:44 pm
3
    
 
LANE MICHAEL
VP
JB
---
8,916
---
12/12/25
---
---
41,981
27.0
D
R
12/16/25 - 4:13:36 pm
4
    
 
MCCABE PHILIP
O
JB
---
8,434
---
12/12/25
---
---
70,978
13.5
D
R
12/16/25 - 4:13:30 pm
5
    
 
HICKE RYAN
CEO,DIR
JB
---
25,904
---
12/12/25
---
---
197,164
15.1
D
R
12/16/25 - 4:13:24 pm
6
    
 
SHARMA SANJAY
O
JB
---
15,934
---
12/12/25
---
---
39,829
66.7
D
R
12/16/25 - 4:13:18 pm
7
    
 
RISI KARIN A
DIR
JB
---
2,266
---
12/12/25
---
---
4,342
109.2
D
R
12/16/25 - 4:10:29 pm
8
    
 
GUARINO CARL
DIR
JB
---
2,266
---
12/12/25
---
---
18,308
14.1
D
R
12/16/25 - 4:10:23 pm
9
    
 
MCCARTHY KATHRYN
DIR
JB
---
2,266
---
12/12/25
---
---
77,907
3.0
D
R
12/16/25 - 4:10:17 pm
10
    
 
ROMEO CARMEN
DIR
JB
---
2,266
---
12/12/25
---
---
1,575,793
0.1
D
R
12/16/25 - 4:10:09 pm
11
    
 
NARATIL THOMAS C
DIR
JB
---
2,266
---
12/12/25
---
---
4,342
109.2
D
R
12/16/25 - 4:10:00 pm
12
    
 
BRASSINGTON JONATHAN
DIR
JB
---
2,266
---
12/12/25
---
---
6,207
57.5
D
R
12/16/25 - 4:09:54 pm
13
    
 
DORAN WILLIAM
DIR
JB
---
2,266
---
12/12/25
---
---
630,802
0.4
D
R
12/16/25 - 4:09:48 pm
14
    
 
MCCABE PHILIP
O
OS
$973,320
12,000
---
12/4/25
---
$81.11
62,544
-16.1
D
---
12/8/25 - 4:20:22 pm
15
    
 
MCCABE PHILIP
O
OE
$640,080
12,000
---
12/4/25
---
$53.34
74,544
19.2
D
---
12/8/25 - 4:20:22 pm
16
1y
179
32%
12%
1
WEST ALFRED P JR
CB,DIR
OS
$2,003,150
24,770
---
12/3/25
---
$80.87
6,942,812
-0.4
D
---
12/5/25 - 5:57:15 pm
17
    
 
WEST ALFRED P JR
CB,DIR
OE
$1,600,200
30,000
---
12/3/25
---
$53.34
6,967,582
0.4
D
---
12/5/25 - 5:57:15 pm
18
1y
12
42%
6%
1
DORAN WILLIAM
DIR
OB
$533,400
10,000
---
11/17/25
---
$53.34
628,536
1.6
D
---
11/18/25 - 12:48:08 pm
19
    
 
PETERSON MICHAEL
VP
OS
$2,105,250
25,000
---
11/12/25
---
$84.21
13,500
-64.9
D
---
11/13/25 - 2:21:10 pm
20
    
 
PETERSON MICHAEL
VP
OE
$1,358,500
25,000
---
11/12/25
---
$54.34
38,500
185.2
D
---
11/13/25 - 2:21:10 pm
21
1y
52
52%
-5%
1
ROMEO CARMEN
DIR
OS
$420,050
5,000
---
11/11/25
---
$84.01
1,573,527
-0.3
D
---
11/12/25 - 11:20:33 am
22
    
 
ROMEO CARMEN
DIR
OE
$266,700
5,000
---
11/11/25
---
$53.34
1,578,527
0.3
D
---
11/12/25 - 11:20:33 am
23
    
 
MCCABE PHILIP
O
OB
$640,080
12,000
---
10/24/25
---
$53.34
62,544
23.7
D
---
10/28/25 - 3:13:55 pm
24
1y
8
13%
15%
1
MCCARTHY KATHRYN
DIR
OS
$856,600
10,000
---
9/29/25
---
$85.66
75,641
-11.7
D
---
9/29/25 - 4:18:38 pm
25
    
 
MCCARTHY KATHRYN
DIR
OE
$533,400
10,000
---
9/29/25
---
$53.34
85,641
13.2
D
---
9/29/25 - 4:18:38 pm
26
1y
4
0%
25%
1
GUARINO CARL
DIR
OS
$864,100
10,000
---
9/23/25
---
$86.41
16,042
-38.4
D
---
9/24/25 - 5:53:15 pm
27
    
 
GUARINO CARL
DIR
OE
$533,400
10,000
---
9/23/25
---
$53.34
26,042
62.3
D
---
9/24/25 - 5:53:15 pm
28
    
 
LANE MICHAEL
VP
JS
$340,771
3,935
---
9/16/25
---
$86.60
33,065
-10.6
D
---
9/17/25 - 10:07:36 am
29
    
 
HICKE RYAN
CEO,DIR
OS
$3,090,500
35,000
---
8/19/25
---
$88.30
171,260
-17.0
D
---
8/20/25 - 4:46:27 pm
30
    
 
HICKE RYAN
CEO,DIR
OE
$1,737,050
35,000
---
8/19/25
---
$49.63
206,260
20.4
D
---
8/20/25 - 4:46:27 pm
31
    
 
PETERSON MICHAEL
VP
OS
$627,731
7,089
---
8/7/25
---
$88.55
13,500
-34.4
D
---
8/8/25 - 6:53:24 pm
32
    
 
PETERSON MICHAEL
VP
OE
$438,171
7,089
---
8/7/25
---
$61.81
20,589
52.5
D
---
8/8/25 - 6:53:24 pm
33
    
 
PETERSON MICHAEL
VP
OS
$60,664
684
---
8/5/25
---
$88.69
13,500
-4.8
D
---
8/6/25 - 4:05:32 pm
34
    
 
PETERSON MICHAEL
VP
OE
$42,278
684
---
8/5/25
---
$61.81
14,184
5.1
D
---
8/6/25 - 4:05:32 pm
35
    
 
PETERSON MICHAEL
VP
OS
$418,387
4,727
---
7/31/25
---
$88.51
13,500
-25.9
D
---
8/4/25 - 11:59:46 am
36
    
 
PETERSON MICHAEL
VP
OE
$292,176
4,727
---
7/31/25
---
$61.81
18,227
35.0
D
---
8/4/25 - 11:59:46 am
37
    
 
WARNER MARK ANDREW
O
OS
$443,750
5,000
---
7/29/25
---
$88.75
1,300
-79.4
D
---
7/30/25 - 3:26:04 pm
38
    
 
WARNER MARK ANDREW
O
OE
$248,150
5,000
---
7/29/25
---
$49.63
6,300
384.6
D
---
7/30/25 - 3:26:04 pm
39
    
 
NARATIL THOMAS C
DIR
JB
---
2,076
---
7/22/25
---
---
2,076
New
D
R
7/24/25 - 12:39:44 pm
40
    
 
NARATIL THOMAS C
DIR
3
---
---
---
7/22/25
---
---
---
---
---
---
7/24/25 - 12:33:52 pm
41
    
 
RISI KARIN A
DIR
JB
---
2,076
---
7/22/25
---
---
2,076
New
D
R
7/24/25 - 12:12:12 pm
42
    
 
RISI KARIN A
DIR
3
---
---
---
7/22/25
---
---
---
---
---
---
7/24/25 - 12:11:05 pm
43
1y
179
32%
12%
1
WEST ALFRED P JR
CB,DIR
S
$12,006,823
141,126
5/28/25
5/29/25
$84.26
$85.21
6,937,582
-2.0
D
---
5/30/25 - 12:53:49 pm
44
    
 
PETERSON MICHAEL
VP
OS
$4,213,500
50,000
---
5/15/25
---
$84.27
13,500
-78.7
D
---
5/16/25 - 8:57:29 am
45
    
 
PETERSON MICHAEL
VP
OE
$2,876,000
50,000
---
5/15/25
$56.54
$60.46
63,500
370.4
D
---
5/16/25 - 8:57:29 am
46
    
 
HICKE RYAN
CEO
OS
$1,750,560
21,000
---
5/14/25
---
$83.36
171,260
-10.9
D
---
5/16/25 - 2:25:41 pm
47
    
 
HICKE RYAN
CEO
OE
$1,280,160
24,000
---
5/14/25
---
$53.34
192,260
14.3
D
---
5/16/25 - 2:25:41 pm
48
    
 
SHARMA SANJAY
O
OS
$1,668,000
20,000
---
5/14/25
---
$83.40
23,895
-45.6
D
---
5/16/25 - 8:56:34 am
49
    
 
SHARMA SANJAY
O
OE
$1,066,800
20,000
---
5/14/25
---
$53.34
43,895
83.7
D
---
5/16/25 - 8:56:34 am
50
    
 
HICKE RYAN
CEO
JS
$335,351
4,349
---
3/31/25
---
$77.11
168,260
-2.5
D
---
4/1/25 - 2:42:42 pm
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