SEI Investments Co

$SEIC
13F holders
559
Net 13F flow · Q
Insider buys · 90d
0
Insider net · 90d
Congress · 90d
0
Convergence

Institutional holders

Top 10 of 559 · Source: 13F-HR
01
Bahl & Gaynor Inc.
02
Generation Investment Management LLP
03
State Street
04
Axa S.a.
05
Independent Investors Inc.
06
Gates Foundation Trust
07
New York State Teachers Retirement System
08
MASTERINVEST Kapitalanlage GmbH
09
Forvis Mazars Wealth Advisors, LLC
10
Fisher Asset Management, LLC

Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.

See all 559 13F holders · Pro →

Smart Money · top-200 alpha cohort

12 holders · Q1 2026

$SEIC is held by 12 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.17%, with an average of 0.05% of portfolio. Largest holder: New Age Alpha Advisors, LLC at 0.17%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Insider activity · last 90 days

29 transactions · 10 filers
29 Jan 2026
Hicke Ryan
▼ SOLD
13,054
$88.06
S
29 Jan 2026
Hicke Ryan
▼ SOLD
49,937
$87.39
S
29 Jan 2026
Hicke Ryan
▼ SOLD
17,009
$86.75
S
22 Dec 2025
Doran William
▼ SOLD
7,000
$83.85
S
04 Dec 2025
McCabe Philip
▼ SOLD
12,000
$81.11
S
03 Dec 2025
West Alfred P Jr
▼ SOLD
24,770
$80.87
S
12 Nov 2025
Peterson Michael
▼ SOLD
25,000
$84.21
S
11 Nov 2025
Romeo Carmen
▼ SOLD
5,000
$84.01
S
29 Sep 2025
Mccarthy Kathryn
▼ SOLD
10,000
$85.66
S
23 Sep 2025
Guarino Carl
▼ SOLD
10,000
$86.41
S
19 Aug 2025
Hicke Ryan
▼ SOLD
35,000
$88.30
S
07 Aug 2025
Peterson Michael
▼ SOLD
7,089
$88.55
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $SEIC in the recent window.

Convergence · Pattern Engine ships in v1.1

30-day window
In development

Convergence detection for $SEIC lands with the Pattern Engine.

Once the Pattern Engine ships, this section will surface every active convergence event involving $SEIC — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.

Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 10:50 UTC.