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VANGUARD PORTFOLIO MANAGEMENT LLC

Position in SEIC — Sei Investments Co

CIK 2100121 MALVERN, PA

Position in SEIC

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$538,611,497
+$57,932,291 QoQ
Shares Held
6,140,822
+0.2% QoQ
Ownership
5.12%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#3
of 569 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in SEIC Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Jun 30, 2026

VANGUARD PORTFOLIO MANAGEMENT LLC holds $25,269,074,370 across 44 Asset Management names. SEIC ranks #13 (2.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SEIC

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $538,611,497 6,140,822
2026-03-31 $481,650,978 6,138,027
2026-03-31 $480,679,206 6,125,643