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SEIC · Sei Investments Co
> Ask across nine datasets ⌘K
LIVE
TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475
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SEIC

SEI INVESTMENTS CO
FINANCIAL SERVICES · SECURITY BROKERS, DEALERS & FLOTATION COMPANIES · CIK 0000350894
FORM 144 · 11☆ WATCH
INSIDER NET · 180D
-$32.3M
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
0
13F, latest reported quarter
REVENUE GROWTH
+8.1%
XBRL, annual
NET MARGIN
31.1%
CONVERSIONS · 180D
15
codes C/M, not in net · $8.6M priced
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net -$32.3M over 180 days
-$21.5M over 90 days
below 91% of Financial Services
CONGRESS
no member of Congress has reported trading it
FUNDS
fewer than five institutions report holding it
REVENUE
+8.1% year over year
below 52% of Financial Services
MARGIN
31.1% net margin
more than 81% of Financial Services
BUYBACKS
$320.7M repurchased, FY to 2026-06-30
more than 79% of Financial Services
SHORT
no short interest reported
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
Insiders are net sellers: -$32.3M across 9 people in 180 days.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN +25.4%
+25.4%12M
-14%-0%+14%+28%2025-092025-102025-122026-032026-052026-072026-09 2026-01-29 · Hicke Ryan sold $4.4M2026-08-28 · Peterson Michael sold $4.2M2026-06-26 · WEST ALFRED P JR sold $4.0M2026-08-04 · McCabe Philip sold $2.6M2026-07-28 · Peterson Michael sold $2.6M2026-03-10 · WEST ALFRED P JR sold $2.4M2026-04-23 · Sharma Sanjay sold $2.1M2025-11-12 · Peterson Michael sold $2.1M2026-03-10 · WEST ALFRED P JR sold $2.0M2025-12-03 · WEST ALFRED P JR sold $2.0M2026-07-24 · Sharma Sanjay sold $2.0M2026-01-29 · Hicke Ryan sold $1.5M2026-04-23 · McCabe Philip sold $1.4M2026-01-29 · Hicke Ryan sold $1.1M2026-08-03 · MCCARTHY KATHRYN sold $1.0M2026-07-28 · GUARINO CARL sold $1.0M2025-12-04 · McCabe Philip sold $973.3K2026-05-04 · MCCARTHY KATHRYN sold $910.7K2026-04-23 · Peterson Michael sold $900.0K2025-09-23 · GUARINO CARL sold $864.1K2025-09-29 · MCCARTHY KATHRYN sold $856.6K2026-07-28 · Warner Mark Andrew sold $762.0K2025-12-22 · DORAN WILLIAM sold $587.0K2026-09-01 · ROMEO CARMEN sold $548.5K2026-07-28 · Warner Mark Andrew sold $540.7K2026-08-05 · McCabe Philip sold $532.0K2026-06-29 · WEST ALFRED P JR sold $492.7K2026-03-11 · WEST ALFRED P JR sold $480.7K2026-06-09 · DORAN WILLIAM sold $452.5K2025-11-11 · ROMEO CARMEN sold $420.1K2026-04-28 · Warner Mark Andrew sold $364.6K2026-06-26 · WEST ALFRED P JR sold $336.5K2026-02-25 · Warner Mark Andrew sold $327.0K2026-07-28 · Warner Mark Andrew sold $232.5K2026-06-29 · WEST ALFRED P JR sold $148.0K2026-04-23 · Sharma Sanjay sold $141.4K2026-03-11 · WEST ALFRED P JR sold $109.6K2026-03-10 · WEST ALFRED P JR sold $14.0K2026-09-03 · Hicke Ryan filed to sell $4.2M2026-09-01 · ROMEO CARMEN filed to sell $548.5K2026-08-28 · Peterson Michael filed to sell $4.2M2026-08-05 · McCabe Philip filed to sell $532.0K2026-08-04 · McCabe Philip filed to sell $2.6M2026-08-03 · MCCARTHY KATHRYN filed to sell $1.0M2026-07-28 · GUARINO CARL filed to sell $1.0M2026-07-28 · Peterson Michael filed to sell $2.6M2026-07-28 · Warner Mark Andrew filed to sell $1.5M2026-07-24 · Sharma Sanjay filed to sell $2.0M2026-06-26 · Alfred P. West, Jr. filed to sell $5.2M
INSIDER SELLFORM 144
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
Insiders have filed to sell — before selling.
The record shows a net $32.3M sold by insiders over 180 days, $25.4M in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
MSTRCOINMORNUPSTIBKRCACCARESHOODRKTSCHWDAVEGS
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, SEI INVESTMENTS CO insiders sold a net $32.3M of stock across 161 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-05.

INSIDER
FILED
SHARES
VALUE
ROMEO CARMEN
Director
SELL
2026-09-01
5,000.0
$548.5K
Peterson Michael
Executive Vice President
SELL
2026-08-28
37,500.0
$4.2M
McCabe Philip
See Remarks
SELL
2026-08-05
5,043.0
$532.0K
McCabe Philip
See Remarks
SELL
2026-08-04
24,957.0
$2.6M
MCCARTHY KATHRYN
Director
SELL
2026-08-03
10,000.0
$1.0M
161 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 156 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported

no 13F holders found for this ticker

SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
Planned sales · Form 144
Filed before the sale — intent, not a trade
Hicke Ryan
FILED 2026-09-03
$4.2M
ROMEO CARMEN
FILED 2026-09-01
$548.5K
Peterson Michael
FILED 2026-08-28
$4.2M
McCabe Philip
FILED 2026-08-05
$532.0K
McCabe Philip
FILED 2026-08-04
$2.6M
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$2.3B$2.1B$1.9B$2.0B
GROSS PROFIT$808.1M$699.4M$556.8M$643.9M
OPERATING INCOME$627.3M$551.7M$424.5M$475.8M
NET INCOME$715.3M$581.2M$462.3M$475.5M
EPS (DILUTED)5.634.413.463.46
OPERATING CASH FLOW$607.7M$622.3M$447.0M$566.1M
CASH$399.8M$840.2M$834.7M$853.0M
BUYBACKS$628.1M$500.1M$308.9M$344.7M
DIVIDENDS PAID$124.2M$120.3M$114.8M$109.8M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-05 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

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© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-05 ALL SYSTEMS LIVE FOR MACHINES →