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Weiss Asset Management LP

Position in SEIC — Sei Investments Co

CIK 1357550 BOSTON, MA

Position in SEIC

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$3,734,165
-$3,618,927 QoQ
Shares Held
42,574
-52.2% QoQ
Ownership
0.035%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#150
of 569 holders
Holding Since
Dec 2023
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SEIC Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Jun 30, 2026

Weiss Asset Management LP holds $323,661,871 across 24 Asset Management names. SEIC ranks #10 (1.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
5
225,085 $11,693,165

All Filings in SEIC

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,734,165 42,574
2024-12-31 $7,353,092 89,150
2023-12-31 $674,074 10,607