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CIK 0000350894 · Large accelerated filer

SEI INVESTMENTS CO

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Ticker
SEIC
Exchange
Nasdaq
Industry
Security Brokers, Dealers & Flotation Companies
FY end
Dec 31
Incorporated
PA
Entity type
operating
EIN
231707341
Phone
6106761000
Business address
1 FREEDOM VALLEY DRIVE, OAKS, PA, 19456-1100
Former names
SEI CORP
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$13,512,522
in 6 filings

Net −$13,512,522. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Peterson Michael −$4.2M Executive Vice President sold 65% of stake
  2. Hicke Ryan −$4.2M Chief Executive Officer sold 16% of stake
  3. WEST ALFRED P JR −$3.5M Chairman Emeritus sold <1% of stake
  4. DORAN WILLIAM −$882K Director sold 1% of stake
  5. ROMEO CARMEN −$549K Director sold <1% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Option exercise +17,500 $56.54 $989K 277,163.77
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Sale −17,009 $86.75 $1.5M 260,154.77
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Sale −49,937 $87.39 $4.4M 210,217.77
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Sale −13,054 $88.06 $1.1M 197,163.77
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Option exercise · Option to Purchase Common Stock −12,500 0
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Option exercise · Option to Purchase Common Stock −12,500 0
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Option exercise · Option to Purchase Common Stock −17,500 0
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Option exercise · Option to Purchase Common Stock −20,000 0
2026-01-29 Hicke Ryan CHIEF EXECUTIVE OFFICER Option exercise · Option to Purchase Common Stock −17,500 57,500
2026-01-01 WEST ALFRED P JR Chairman Emeritus Shares withheld for taxes −3,482 $82.02 $286K 6,938,230
2025-12-30 ROMEO CARMEN Director Gift −15,500 1,560,293
2025-12-22 DORAN WILLIAM Director Sale −7,000 $83.85 $587K 623,802
2025-12-12 Peterson Michael EXECUTIVE VICE PRESIDENT Grant or award +7,711 21,211
2025-12-12 Peterson Michael EXECUTIVE VICE PRESIDENT Grant or award · Option to Purchase Common Stock +43,000 43,000
2025-12-12 Denham Sean Executive Vice President, CFO Grant or award +13,254 65,431
2025-12-12 Denham Sean Executive Vice President, CFO Grant or award · Option to Purchase Common Stock +49,000 49,000
2025-12-12 LANE MICHAEL Executive Vice President Grant or award +8,916 41,981
2025-12-12 LANE MICHAEL Executive Vice President Grant or award · Option to Purchase Common Stock +49,650 49,650
2025-12-12 McCabe Philip See Remarks Grant or award +8,434 70,978.45
2025-12-12 McCabe Philip See Remarks Grant or award · Option to Purchase Common Stock +47,000 47,000

Page 6 of 14 · 275 trades