SEIC
SEI INVESTMENTS CO · Finance & Insurance · Market cap $12.9B
Insiders sold $25.6M net in the last 90 days ·10 sellers, 0 buyers· latest Form 4 filed Sep 8, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$51.6M
reported sales (SEC code S)
Unique Insiders
10
in the rolling window
Latest filing
Sep 8, 2026
Hicke Ryan
SEI INVESTMENTS CO (SEIC) has 52 SEC Form 4 filings (103 transaction rows) in the rolling window, disclosed by 10 distinct insiders. Most recent filing: Sep 8, 2026.
Inside the rolling window, 10 insiders at SEI INVESTMENTS CO reported no open-market purchases and 29 open-market sales totaling $51.6M. The most active filer is Insider WEST ALFRED P JR with 5 filings. Insiders have net sold $36.4M over the trailing 6 months. The most recent open-market filing is a sale of 37,500 shares by Chief Executive Officer Hicke Ryan, dated Sep 3, 2026, worth $4.2M.
- Industry:Asset Management
- CEO:Ryan Hicke
- Employees:5,013
- HQ:Oaks, PA, US
- IPO:1981-03-25
| Source | |||||||
|---|---|---|---|---|---|---|---|
Hicke RyanFirst in 7 months | Chief Executive Officer | Sale | 37,500 | $4.2M | Sep 8 | -1.3% | SEC ↗ |
ROMEO CARMENFirst in 10 months | Director | Sale | 5,000 | $549K | Sep 3 | -3.8% | SEC ↗ |
| Executive Vice President | Sale | 37,500 | $4.2M | Sep 1 | -2.2% | SEC ↗ | |
McCabe PhilipFirst in 3 months | See Remarks | Sale | 24,957 | $2.6M | Aug 6 | +2.4% | SEC ↗ |
McCabe PhilipFirst in 3 months | See Remarks | Sale | 5,043 | $532K | Aug 6 | +2.4% | SEC ↗ |
MCCARTHY KATHRYNFirst in 3 months | Director | Sale | 10,000 | $1.0M | Aug 4 | +2.3% | SEC ↗ |
Peterson MichaelFirst in 3 months | Executive Vice President | Sale | 25,000 | $2.6M | Jul 30 | +4.0% | SEC ↗ |
GUARINO CARLFirst in 10 months | Director | Sale | 10,000 | $1.0M | Jul 30 | +4.0% | SEC ↗ |
Warner Mark AndrewFirst in 3 months | See Remarks* | Sale | 15,000 | $1.5M | Jul 30 | +4.0% | SEC ↗ |
Sharma SanjayFirst in 3 months | See Remarks* | Sale | 20,000 | $2.0M | Jul 28 | — | SEC ↗ |
WEST ALFRED P JRFirst in 4 months | Chairman Emeritus | Sale | 50,000 | $4.4M | Jun 29 | — | SEC ↗ |
WEST ALFRED P JRFirst in 4 months | Chairman Emeritus | Sale | 7,332 | $641K | Jun 29 | — | SEC ↗ |
DORAN WILLIAMFirst in 6 months | Director | Sale | 5,000 | $453K | Jun 11 | — | SEC ↗ |
MCCARTHY KATHRYNFirst in 7 months | Director | Sale | 10,000 | $911K | May 5 | — | SEC ↗ |
| In Remarks | Sale | 4,000 | $365K | Apr 30 | — | SEC ↗ | |
McCabe PhilipFirst in 5 months | See Remarks | Sale | 15,000 | $1.4M | Apr 24 | — | SEC ↗ |
Sharma SanjayFirst filing | See Remarks* | Sale | 25,000 | $2.3M | Apr 23 | — | SEC ↗ |
Peterson MichaelFirst in 5 months | EXECUTIVE VICE PRESIDENT | Sale | 10,000 | $900K | Apr 23 | — | SEC ↗ |
WEST ALFRED P JRFirst in 3 months | Chairman Emeritus | Sale | 55,000 | $4.4M | Mar 12 | — | SEC ↗ |
WEST ALFRED P JRFirst in 3 months | Chairman Emeritus | Sale | 7,447 | $590K | Mar 12 | — | SEC ↗ |
Warner Mark AndrewFirst filing | See Remarks | Sale | 4,000 | $327K | Feb 26 | — | SEC ↗ |
Hicke RyanFirst filing | CHIEF EXECUTIVE OFFICER | Sale | 80,000 | $7.0M | Feb 2 | — | SEC ↗ |
DORAN WILLIAMFirst filing | Director | Sale | 7,000 | $587K | Dec 23 | — | SEC ↗ |
McCabe PhilipFirst filing | See Remarks | Sale | 12,000 | $973K | Dec 8 | — | SEC ↗ |
WEST ALFRED P JRFirst filing | Executive Chairman | Sale | 24,770 | $2.0M | Dec 5 | — | SEC ↗ |
Congress trading SEIC 5 all-time
- RSen. Thomas Hawley TubervilleOther$1,001 - $15,0002022-10-05
- RSen. Thomas Hawley TubervillePurchase$1,001 - $15,0002021-03-29
- DRep. Mikie SherrillOther$1,001 - $15,0002020-02-20
- DRep. Mikie SherrillPurchase$1,001 - $15,0002020-01-15
- DRep. Mikie SherrillOther$1,001 - $15,0002019-12-12
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does SEIC have?
SEI INVESTMENTS CO (SEIC) has 52 SEC Form 4 filings (103 transaction rows) in the rolling 365-day window, disclosed by 10 distinct insiders. Most recent filing: Sep 8, 2026.
When was the most recent SEC Form 4 filing for SEIC?
The most recent Form 4 filing for SEIC on Tracefour is dated Sep 8, 2026.
Who is the most active insider at SEIC?
The most active SEC Form 4 filer at SEIC in the rolling window is Insider WEST ALFRED P JR, with 5 filings.
What is the net insider flow at SEIC over the last 6 months?
Over the trailing 180 days, insiders at SEIC have net sold $36.4M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at SEIC in the current window?
Inside the rolling window, insiders at SEIC bought $0 and sold $51.6M based on SEC Form 4 filings.
Can I get alerts for SEIC insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at SEI INVESTMENTS CO (SEIC). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
SEI INVESTMENTS CO is in the Finance & Insurance sector.