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MARTINGALE ASSET MANAGEMENT L P

Position in SEIC — Sei Investments Co

CIK 936944 BOSTON, MA

Position in SEIC

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$4,413,918
-$2,297,621 QoQ
Shares Held
50,324
-41.2% QoQ
Ownership
0.042%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#132
of 569 holders
Holding Since
Mar 2024
10 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

MARTINGALE ASSET MANAGEMENT L P holds $39,867,106 across 8 Asset Management names. SEIC ranks #3 (11.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 SEIC
Sei Investments Co
This page
50,324 $4,413,918

All Filings in SEIC

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10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,413,918 50,324
2026-03-31 $6,711,539 85,530
2025-12-31 $7,034,609 85,767
2025-09-30 $18,404,304 216,904
2025-06-30 $20,488,439 228,004
2025-03-31 $17,982,446 231,643
2024-12-31 $19,025,744 230,671
2024-09-30 $7,103,391 102,665
2024-06-30 $6,902,811 106,706
2024-03-31 $6,982,424 97,113