SEI Investments Co

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SEI Investments Co
CIK #0000350894, 0000907692, 0001997644, 0001204692
Sector Form 13F Holdings Value ($B)
Nvidia Corp 3.8
Apple Inc 2.9
Microsoft Corp 2.6
Amazon Com Inc 2.2
Alphabet Inc 1.7
Broadcom Inc 1.6
Alphabet Inc 1.2
Facebook Inc 1.1
Taiwan Semiconductor Manufacturing Co Ltd 0.9
Lilly Eli & Co 0.7
View All
Holdings by Sector ($B)
1108866442202011201620212027
EDGAR Form CIK 2011 - 2026
10-K [0000350894]
10-Q [0000350894]
13F-HR [0000350894]
3 [0000350894]
4 [0000350894]
5 [0000350894]
8-K [0000350894]
SC 13G [0000350894]
13F-NT [0000907692]
3 [0000907692]
13F-HR [0001204692]
13F-NT [0001204692]
3 [0001997644]
Form 13D/13G Filer Form 13D/13G Subject Filed
Vanguard Portfolio Management LLC SEI Investments Co [2026-04-29]
Morgan Stanley SEI Investments Co [2022-02-11]
Loomis Sayles & Co L P SEI Investments Co [2015-02-17]
Vanguard Group Inc SEI Investments Co [2014-02-11]
BlackRock Inc SEI Investments Co [2014-01-30]
Columbia Wanger Asset Management LLC SEI Investments Co [2013-02-14]
Form 3/4/5 Subject 2011 - 2026
SEI Investments Co
West Alfred P Jr
Doran William
McCarthy Kathryn
Warner Mark Andrew
McCabe Philip
Sharma Sanjay
Peterson Michael
Hicke Ryan
Denham Sean
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
SEI Investments Co SEIC
Common Stock
2026-03-18 Tax withheld 7,673 $78.77 604,402
SEI Investments Co SEIC
Common Stock
2026-03-11 Sell 1,371 $79.94 109,598
SEI Investments Co SEIC
Common Stock
2026-03-11 Sell 6,076 $79.11 480,672
SEI Investments Co SEIC
Common Stock
2026-03-10 Sell 29,431 $80.47 2,368,313
SEI Investments Co SEIC
Common Stock
2026-03-10 Sell 178 $78.88 14,041
SEI Investments Co SEIC
Common Stock
2026-03-10 Sell 25,391 $79.97 2,030,518
SEI Investments Co SEIC
STOCK OPTION RIGHT TO PURCHASE · derivative
2026-02-25 Option exercise 2,000
SEI Investments Co SEIC
Common Stock
2026-02-25 Grant 2,000 $71.12 142,240
SEI Investments Co SEIC
Common Stock
2026-02-25 Grant 2,000 $71.12 142,240
SEI Investments Co SEIC
STOCK OPTION RIGHT TO PURCHASE · derivative
2026-02-25 Option exercise 2,000
SEI Investments Co SEIC
Common Stock
2026-02-25 Sell 4,000 $81.74 326,960
SEI Investments Co SEIC
Common Stock
2026-01-29 Sell 13,054 $88.06 1,149,535
SEI Investments Co SEIC
Option to Purchase Common Stock · derivative
2026-01-29 Option exercise 17,500
SEI Investments Co SEIC
Option to Purchase Common Stock · derivative
2026-01-29 Option exercise 12,500
SEI Investments Co SEIC
Common Stock
2026-01-29 Sell 49,937 $87.39 4,363,994
SEI Investments Co SEIC
Common Stock
2026-01-29 Option exercise 20,000 $64.43 1,288,600
SEI Investments Co SEIC
Option to Purchase Common Stock · derivative
2026-01-29 Option exercise 20,000
SEI Investments Co SEIC
Common Stock
2026-01-29 Option exercise 12,500 $71.12 889,000
SEI Investments Co SEIC
Common Stock
2026-01-29 Option exercise 12,500 $71.12 889,000
SEI Investments Co SEIC
Option to Purchase Common Stock · derivative
2026-01-29 Option exercise 17,500
showing 20 of 200 most recent transactions
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