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RHUMBLINE ADVISERS

Position in SEIC — Sei Investments Co

CIK 1115418 BOSTON, MA

Position in SEIC

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$26,624,545
+$2,339,101 QoQ
Shares Held
303,552
-1.9% QoQ
Ownership
0.253%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#47
of 569 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 57% Shared 0% None 43%

Common Shares in SEIC Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $1,251,655,813 across 51 Asset Management names. SEIC ranks #14 (2.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SEIC

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $26,624,545 303,552
2026-03-31 $24,285,444 309,487
2025-12-31 $25,371,656 309,335
2025-09-30 $27,681,464 326,240
2025-06-30 $28,429,996 316,381
2025-03-31 $26,126,687 336,554
2024-12-31 $27,877,580 337,992
2024-09-30 $23,483,847 339,411
2024-06-30 $22,313,392 344,928
2024-03-31 $24,760,562 344,375
2023-12-31 $22,022,871 346,544
2023-09-30 $20,663,768 343,081
2023-06-30 $20,756,524 348,147
2023-03-31 $18,845,323 327,460
2022-12-31 $19,340,966 331,749
2022-09-30 $16,110,913 328,459
2022-06-30 $17,527,275 324,459
2022-03-31 $18,408,484 305,738
2021-12-31 $19,038,387 312,412
2021-09-30 $18,462,046 311,333
2021-06-30 $21,085,602 340,255
2021-03-31 $21,094,940 346,216
2020-12-31 $20,248,347 352,329
2020-09-30 $19,134,982 377,267
2020-06-30 $21,227,173 386,089
2020-03-31 $18,285,578 394,596