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SEI INVESTMENTS CO

SEIC Net selling
CIK 0000350894 #828 in the set updated 17 Sep 2026
Bought (120 mo)
$241.69K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$479.85M
$0.00 on a plan · $166.21M straight out of an exercise
Sold at will
$313.64M
138 of 330 sales
Net
−$479.61M
−$313.39M against sales at will

By person

27 insiders · 368 transactions
27.0×

Ryan P. Hicke holds 27.0 times base salary in stock. $23.03M of shares against $850.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Ryan P. Hicke last reported holding, valued at $110.71, the price Common Stock was last bought or sold at on the open market here, on 3 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
WEST ALFRED P JR
Chairman Emeritus
—
$307.74M (120)
−$307.74M
6,818,451
5.68%
$754.88M
−41.0%
Peterson Michael
Executive Vice President
—
$19.88M (13) scheduled
−$19.88M
20,602
0.0172%
$2.28M
+4,438%
MCGONIGLE DENNIS
EVP, CFO
—
$17.88M (15) scheduled
−$17.88M
594,163
0.4951%
$65.78M
+7.7%
Hicke Ryan
Chief Executive Officer
—
$17.67M (9) scheduled
−$17.67M
207,983
0.1733%
$23.03M
+121.7%
WITHROW WAYNE
EXECUTIVE VICE PRESIDENT
—
$16.01M (34) scheduled
−$16.01M
55,399
0.0462%
$6.13M
+69.1%
Ujobai Joseph P
EXECUTIVE VICE PRESIDENT
—
$14.27M (13) scheduled
−$14.27M
12,540
0.0104%
$1.39M
0.0%
Barr Kevin
Executive Vice President
—
$9.20M (7) scheduled
−$9.20M
204,741
0.1706%
$22.67M
+41.5%
Klauder N Jeffrey
EXECUTIVE VICE PRESIDENT
$86.78K (1)
$8.40M (8) scheduled
−$8.31M
42,194
0.0352%
$4.67M
−19.2%
CRUDUP ROBERT
EXECUTIVE VICE PRESIDENT
—
$7.68M (8) scheduled
−$7.68M
177,500
0.1479%
$19.65M
0.0%
Sharma Sanjay
See Remarks*
—
$7.49M (6) scheduled
−$7.49M
39,829
0.0332%
$4.41M
+208.9%
KLAUDER PAUL
EXECUTIVE VICE PRESIDENT
$154.91K (1)
$7.54M (13) scheduled
−$7.39M
20,752
0.0173%
$2.30M
+28.6%
Meyer Stephen
EXECUTIVE VICE PRESIDENT
—
$7.32M (9) scheduled
−$7.32M
141,224
0.1177%
$15.64M
+192.9%
MCCARTHY KATHRYN
Director
—
$6.41M (10) scheduled
−$6.41M
77,883
0.0649%
$8.62M
+10.9%
McCabe Philip
See Remarks
—
$6.30M (5) scheduled
−$6.30M
54,884
0.0457%
$6.08M
+1,257%
DORAN WILLIAM
Director
—
$5.78M (16)
−$5.78M
651,977
0.5432%
$72.18M
−10.7%
ROMEO CARMEN
Director
—
$5.76M (18) scheduled
−$5.76M
1,560,293
1.30%
$172.74M
−2.7%
HEILIG KATHY
Treasurer
—
$5.61M (8) scheduled
−$5.61M
1,891
0.0016%
$209.35K
0.0%
Warner Mark Andrew
See Remarks*
—
$3.27M (8) scheduled
−$3.27M
921
0.0008%
$101.96K
−29.2%
BLUMENSTEIN SARAH
Director
—
$3.17M (7) scheduled
−$3.17M
6,447
0.0054%
$713.75K
+72.2%
GUARINO CARL
Director
—
$2.47M (3) scheduled
−$2.47M
18,308
0.0153%
$2.03M
+89.4%
Denham Sean
Executive VP, CFO, COO
—
—
—
57,758
0.0481%
$6.39M
—
LANE MICHAEL
Executive Vice President
—
—
—
41,981
0.0350%
$4.65M
—
Shah Sneha S.
See Remarks*
—
—
—
14,092
0.0117%
$1.56M
−21.0%
Brassington Jonathan
Director
—
—
—
6,207
0.0052%
$687.18K
—
Risi Karin A.
Director
—
—
—
4,342
0.0036%
$480.71K
—
Naratil Thomas C.
Director
—
—
—
4,342
0.0036%
$480.71K
—
MILLER STEPHANIE D.
Director
—
—
—
3,941
0.0033%
$436.31K
—

Individual transactions

122
Insider
Date
Role
Action
Shares
Price
Amount
Hicke Ryan
3 Sep 2026
Chief Executive Officer
Sold after exercise
37,500
$110.71
$4.15M
ROMEO CARMEN
1 Sep 2026
Director
Sold after exercise
5,000
$109.70
$548.50K
Peterson Michael
28 Aug 2026
Executive Vice President
Sold after exercise
37,500
$111.51
$4.18M
McCabe Philip
5 Aug 2026
See Remarks
Sold after exercise
5,043
$105.50
$532.04K
McCabe Philip
4 Aug 2026
See Remarks
Sold after exercise
24,957
$105.04
$2.62M
MCCARTHY KATHRYN
3 Aug 2026
Director
Sold after exercise
10,000
$103.54
$1.04M
GUARINO CARL
28 Jul 2026
Director
Sold after exercise
10,000
$103.20
$1.03M
Peterson Michael
28 Jul 2026
Executive Vice President
Sold after exercise
25,000
$102.05
$2.55M
Warner Mark Andrew
28 Jul 2026
See Remarks*
Sold after exercise
7,400
$102.97
$761.99K
Warner Mark Andrew
28 Jul 2026
See Remarks*
Sold after exercise
5,300
$102.01
$540.66K
Warner Mark Andrew
28 Jul 2026
See Remarks*
Sold after exercise
2,300
$101.11
$232.54K
Sharma Sanjay
24 Jul 2026
See Remarks*
Sold after exercise
20,000
$99.33
$1.99M
MCCARTHY KATHRYN
4 May 2026
Director
Sold after exercise
10,000
$91.07
$910.70K
Warner Mark Andrew
28 Apr 2026
In Remarks
Sold after exercise
4,000
$91.16
$364.64K
Peterson Michael
23 Apr 2026
EXECUTIVE VICE PRESIDENT
Sold after exercise
10,000
$90.00
$900.00K
Sharma Sanjay
23 Apr 2026
See Remarks*
Sold after exercise
1,559
$90.73
$141.45K
Sharma Sanjay
23 Apr 2026
See Remarks*
Sold after exercise
23,441
$90.08
$2.11M
Warner Mark Andrew
25 Feb 2026
See Remarks
Sold after exercise
4,000
$81.74
$326.96K
Hicke Ryan
29 Jan 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
13,054
$88.06
$1.15M
Hicke Ryan
29 Jan 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
49,937
$87.39
$4.36M
Hicke Ryan
29 Jan 2026
CHIEF EXECUTIVE OFFICER
Sold after exercise
17,009
$86.75
$1.48M
McCabe Philip
4 Dec 2025
See Remarks
Sold after exercise
12,000
$81.11
$973.32K
WEST ALFRED P JR
3 Dec 2025
Executive Chairman
Sold after exercise
24,770
$80.87
$2.00M
Peterson Michael
12 Nov 2025
EXECUTIVE VICE PRESIDENT
Sold after exercise
25,000
$84.21
$2.11M
ROMEO CARMEN
11 Nov 2025
Director
Sold after exercise
5,000
$84.01
$420.05K
MCCARTHY KATHRYN
29 Sep 2025
Director
Sold after exercise
10,000
$85.66
$856.60K
GUARINO CARL
23 Sep 2025
Director
Sold after exercise
10,000
$86.41
$864.10K
Hicke Ryan
19 Aug 2025
CHIEF EXECUTIVE OFFICER
Sold after exercise
35,000
$88.30
$3.09M
Peterson Michael
7 Aug 2025
EXECUTIVE VICE PRESIDENT
Sold after exercise
7,089
$88.55
$627.73K
Peterson Michael
5 Aug 2025
EXECUTIVE VICE PRESIDENT
Sold after exercise
684
$88.69
$60.66K
Peterson Michael
31 Jul 2025
EXECUTIVE VICE PRESIDENT
Sold after exercise
4,727
$88.51
$418.39K
Warner Mark Andrew
29 Jul 2025
See Remarks
Sold after exercise
5,000
$88.75
$443.75K
Peterson Michael
15 May 2025
EXECUTIVE VICE PRESIDENT
Sold after exercise
50,000
$84.27
$4.21M
Sharma Sanjay
14 May 2025
See Remarks*
Sold after exercise
20,000
$83.40
$1.67M
Hicke Ryan
14 May 2025
CHIEF EXECUTIVE OFFICER
Sold after exercise
21,000
$83.36
$1.75M
Warner Mark Andrew
3 Mar 2025
See Remarks
Sold after exercise
5,000
$80.39
$401.95K
WEST ALFRED P JR
4 Dec 2024
Executive Chairman
Sold after exercise
19,010
$82.49
$1.57M
Peterson Michael
6 Nov 2024
EXECUTIVE VICE PRESIDENT
Sold after exercise
10,000
$79.14
$791.40K
ROMEO CARMEN
6 Nov 2024
Director
Sold after exercise
5,000
$79.64
$398.20K
McCabe Philip
28 Oct 2024
EVP - Head of Investment Mgmt
Sold after exercise
10,500
$75.91
$797.06K
GUARINO CARL
28 Oct 2024
Director
Sold after exercise
7,564
$75.77
$573.12K
Peterson Michael
25 Oct 2024
EVP and General Counsel
Sold after exercise
4,562
$75.04
$342.33K
Peterson Michael
25 Oct 2024
EVP and General Counsel
Sold after exercise
20,438
$74.49
$1.52M
Hicke Ryan
25 Oct 2024
Chief Executive Officer
Sold after exercise
10,000
$74.90
$749.00K
KLAUDER PAUL
8 Mar 2024
EXECUTIVE VICE PRESIDENT
Sold after exercise
2,000
$69.80
$139.60K
Warner Mark Andrew
23 Feb 2024
See Remarks
Sold after exercise
3,000
$67.31
$201.93K
Sharma Sanjay
12 Feb 2024
See Remarks*
Sold after exercise
15,000
$67.20
$1.01M
WITHROW WAYNE
7 Feb 2024
EXECUTIVE VICE PRESIDENT
Sold after exercise
15,000
$66.20
$993.00K
WITHROW WAYNE
7 Feb 2024
EXECUTIVE VICE PRESIDENT
Sold after exercise
1,970
$65.89
$129.80K
WITHROW WAYNE
6 Feb 2024
EXECUTIVE VICE PRESIDENT
Sold after exercise
700
$65.90
$46.13K
WITHROW WAYNE
5 Feb 2024
EXECUTIVE VICE PRESIDENT
Sold after exercise
17,330
$65.89
$1.14M
WEST ALFRED P JR
4 Dec 2023
Executive Chairman
Sold after exercise
200
$60.17
$12.03K
WEST ALFRED P JR
4 Dec 2023
Executive Chairman
Sold after exercise
4,500
$59.96
$269.82K
ROMEO CARMEN
1 Dec 2023
Director
Sold after exercise
5,000
$59.00
$295.00K
WEST ALFRED P JR
1 Dec 2023
Executive Chairman
Sold after exercise
29,343
$59.78
$1.75M
WITHROW WAYNE
21 Nov 2023
EXECUTIVE VICE PRESIDENT
Sold after exercise
8,924
$58.00
$517.59K
WITHROW WAYNE
20 Sep 2023
Executive Vice President
Sold after exercise
10,000
$62.03
$620.30K
WITHROW WAYNE
19 Sep 2023
Executive Vice President
Sold after exercise
1,076
$61.79
$66.49K
Peterson Michael
19 Sep 2023
EVP and General Counsel
Sold after exercise
25,000
$61.29
$1.53M
MCCARTHY KATHRYN
8 Sep 2023
Director
Sold after exercise
10,000
$60.58
$605.77K
MCGONIGLE DENNIS
30 Aug 2023
EVP, CFO
Sold after exercise
30,000
$62.22
$1.87M
Peterson Michael
28 Jul 2023
EVP and General Counsel
Sold after exercise
10,000
$63.20
$632.00K
WITHROW WAYNE
27 Jul 2023
Executive Vice President
Sold after exercise
10,000
$62.74
$627.40K
Hicke Ryan
28 Jun 2023
Chief Executive Officer
Sold after exercise
23
$58.68
$1.36K
BLUMENSTEIN SARAH
21 Feb 2023
Director
Sold after exercise
600
$60.85
$36.51K
BLUMENSTEIN SARAH
21 Feb 2023
Director
Sold after exercise
9,946
$60.18
$598.55K
BLUMENSTEIN SARAH
17 Feb 2023
Director
Sold after exercise
24,454
$61.25
$1.50M
Sharma Sanjay
2 Feb 2023
EVP (*Remarks)
Sold after exercise
9,000
$64.14
$577.26K
MCCARTHY KATHRYN
21 Dec 2022
Director
Sold after exercise
10,000
$59.25
$592.50K
HEILIG KATHY
18 Nov 2022
Treasurer
Sold after exercise
12,400
$61.00
$756.40K
HEILIG KATHY
17 Nov 2022
Treasurer
Sold after exercise
100
$60.85
$6.09K
WITHROW WAYNE
1 Nov 2022
EXECUTIVE VICE PRESIDENT
Sold after exercise
15,000
$54.51
$817.65K
WITHROW WAYNE
9 Aug 2022
EXECUTIVE VICE PRESIDENT
Sold after exercise
15,000
$55.78
$836.70K
MCGONIGLE DENNIS
29 Jul 2022
EXECUTIVE PRESIDENT
Sold after exercise
35,000
$55.15
$1.93M
Barr Kevin
30 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
40,000
$59.63
$2.39M
WITHROW WAYNE
16 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
4,000
$65.00
$260.00K
WITHROW WAYNE
10 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
4,000
$64.47
$257.88K
WITHROW WAYNE
9 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
1,470
$64.30
$94.52K
MCGONIGLE DENNIS
3 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
17,500
$62.79
$1.10M
WITHROW WAYNE
1 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
4,000
$63.10
$252.40K
WITHROW WAYNE
1 Nov 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
3,000
$63.95
$191.85K
MCGONIGLE DENNIS
8 Jun 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
17,500
$63.62
$1.11M
HEILIG KATHY
7 May 2021
TREASURER
Sold after exercise
13,000
$63.13
$820.69K
KLAUDER PAUL
7 May 2021
EXECUTIVE VICE PRESIDENT
Sold after exercise
19,000
$63.29
$1.20M
WITHROW WAYNE
8 Mar 2021
Executive Vice President
Sold after exercise
5,000
$59.19
$295.95K
WITHROW WAYNE
5 Mar 2021
Executive Vice President
Sold after exercise
5,000
$57.98
$289.90K
Meyer Stephen
11 Dec 2020
Executive Vice President
Sold after exercise
7,000
$56.33
$394.31K
MCCARTHY KATHRYN
9 Dec 2020
Director
Sold after exercise
9,500
$56.35
$535.33K
DORAN WILLIAM
25 Nov 2020
Director
Sold after exercise
10,000
$56.70
$567.00K
MCGONIGLE DENNIS
24 Nov 2020
Executive Vice President
Sold after exercise
20,000
$56.69
$1.13M
WITHROW WAYNE
24 Nov 2020
Executive Vice President
Sold after exercise
5,000
$56.62
$283.10K
WITHROW WAYNE
24 Nov 2020
Executive Vice President
Sold after exercise
5,000
$56.13
$280.65K
HEILIG KATHY
23 Nov 2020
TREASURER
Sold after exercise
300
$56.04
$16.81K
WITHROW WAYNE
16 Nov 2020
Executive Vice President
Sold after exercise
5,000
$55.99
$279.95K
Hicke Ryan
11 Nov 2020
Executive Vice President
Sold after exercise
17,000
$54.99
$934.83K
WITHROW WAYNE
9 Nov 2020
Executive Vice President
Sold after exercise
5,000
$56.28
$281.40K
WITHROW WAYNE
9 Nov 2020
Executive Vice President
Sold after exercise
5,000
$56.74
$283.70K
KLAUDER PAUL
9 Nov 2020
Executive Vice President
Sold after exercise
17,000
$56.39
$958.63K
MCGONIGLE DENNIS
28 Sep 2020
Executive Vice President
Sold after exercise
20,000
$51.60
$1.03M
Meyer Stephen
12 Dec 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
10,000
$65.54
$655.40K
Barr Kevin
12 Dec 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
30,000
$65.05
$1.95M
Barr Kevin
12 Dec 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
30,000
$65.05
$1.95M
KLAUDER PAUL
12 Dec 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
10,000
$65.33
$653.30K
KLAUDER PAUL
12 Dec 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
11,250
$65.40
$735.75K
Meyer Stephen
22 Nov 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
33,300
$63.00
$2.10M
Meyer Stephen
21 Nov 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
1,700
$63.03
$107.15K
MCGONIGLE DENNIS
5 Nov 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
30,000
$62.62
$1.88M
MCCARTHY KATHRYN
4 Nov 2019
Director
Sold after exercise
9,500
$61.49
$584.16K
MCGONIGLE DENNIS
9 Aug 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
10,228
$57.38
$586.88K
MCGONIGLE DENNIS
8 Aug 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
19,722
$58.19
$1.15M
BLUMENSTEIN SARAH
8 Aug 2019
Director
Sold after exercise
5,000
$58.25
$291.25K
MCCARTHY KATHRYN
26 Jul 2019
Director
Sold after exercise
9,500
$60.90
$578.55K
BLUMENSTEIN SARAH
10 May 2019
Director
Sold after exercise
5,000
$51.96
$259.80K
KLAUDER PAUL
19 Mar 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
2,500
$52.89
$132.23K
KLAUDER PAUL
19 Mar 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
5,000
$52.89
$264.45K
HEILIG KATHY
14 Mar 2019
VICE PRESIDENT
Sold after exercise
16,000
$51.50
$824.00K
WITHROW WAYNE
25 Feb 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
13,715
$53.24
$730.19K
WITHROW WAYNE
22 Feb 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
13,988
$52.68
$736.89K
WITHROW WAYNE
6 Feb 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
1,500
$50.11
$75.17K
WITHROW WAYNE
5 Feb 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
15,500
$50.00
$775.00K
WITHROW WAYNE
4 Feb 2019
EXECUTIVE VICE PRESIDENT
Sold after exercise
300
$49.74
$14.92K
WITHROW WAYNE
19 Dec 2018
EXECUTIVE VICE PRESIDENT
Sold after exercise
4,997
$47.50
$237.36K
Showing 250 of 368 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 427
Amendments (4/A) skipped 12
Filings about a different issuer 1
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 192
Sales at will 138
Transactions with no price 0
Shares from compensation/vesting 3,886,316
Sales filed before the plan box existed 77
History held since 27 Oct 2016