SEI INVTS CO (SEIC): Institutional Ownership

Hedge funds and institutional managers reporting a position in SEIC · Financials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
21
13F filers
Aggregate Value
$129.7M
Across holders
Last Price
$87.25
2026-06-26
Sector
Financials
GICS
Holder activity8 new4 added7 reduced
Institutional Holders of SEIC
21 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund400K$31.4M24.2%0.0%Added+$204KQ1 2026
Man Group plc
CIK 0001637460
Hedge Fund262K$20.5M15.8%0.0%Added+$2.7MQ1 2026
Bridgewater Associates, LP
CIK 0001350694
Hedge Fund233K$18.3M14.1%0.1%Reduced$-8.9MQ1 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund226K$17.7M13.7%0.0%NewQ1 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund125K$9.8M7.6%0.0%Reduced$-34.4MQ1 2026
MARKEL CORP (MKL)
CIK 0001096343
Hedge Fund114K$9.0M6.9%0.1%Unchanged+$0Q1 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund58K$4.5M3.5%0.0%Reduced$-7.0MQ1 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund50K$3.9M3.0%0.0%Reduced$-1.2MQ1 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund42K$3.3M2.5%0.0%Reduced$-37KQ1 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund42K$3.3M2.5%0.0%Added+$3.3MQ1 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund19K$1.5M1.2%0.0%NewQ1 2026
CAXTON ASSOCIATES LLP
CIK 0002051323
Hedge Fund17K$1.4M1.1%0.0%NewQ4 2025
Grantham, Mayo, Van Otterloo & Co. LLC
CIK 0001352662
Institutional Manager13K$1.2M0.9%0.0%NewQ2 2025
Gotham Asset Management, LLC
CIK 0001510387
Hedge Fund15K$1.1M0.9%0.0%Unchanged+$0Q1 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund13K$1.0M0.8%0.0%NewQ4 2025
Verition Fund Management LLC
CIK 0001454027
Hedge Fund10K$806K0.6%0.0%Reduced$-5.3MQ1 2026
Brevan Howard Capital Management LP
CIK 0001512857
Hedge Fund4K$310K0.2%0.0%NewQ4 2025
Bridgewater Advisors Inc.
CIK 0001600319
Hedge Fund4K$289K0.2%0.0%NewQ4 2025
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund3K$224K0.2%0.0%NewQ3 2025
Ancora Advisors, LLC
CIK 0001446114
Hedge Fund808$63K0.0%0.0%Added+$8KQ1 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$31.4M· 24.2% of total· 0.0% port· 400K sh· +$204K QoQ· Q1 2026
Man Group plcAdded
Hedge Fund
$20.5M· 15.8% of total· 0.0% port· 262K sh· +$2.7M QoQ· Q1 2026
Bridgewater Associates, LPReduced
Hedge Fund
$18.3M· 14.1% of total· 0.1% port· 233K sh· $-8.9M QoQ· Q1 2026
BALYASNY ASSET MANAGEMENT LLCNew
Hedge Fund
$17.7M· 13.7% of total· 0.0% port· 226K sh· QoQ· Q1 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$9.8M· 7.6% of total· 0.0% port· 125K sh· $-34.4M QoQ· Q1 2026
MARKEL CORP (MKL)Unchanged
Hedge Fund
$9.0M· 6.9% of total· 0.1% port· 114K sh· +$0 QoQ· Q1 2026
Schonfeld Strategic Advisors LLCReduced
Hedge Fund
$4.5M· 3.5% of total· 0.0% port· 58K sh· $-7.0M QoQ· Q1 2026
ExodusPoint Capital Management, LPReduced
Hedge Fund
$3.9M· 3.0% of total· 0.0% port· 50K sh· $-1.2M QoQ· Q1 2026
Holocene Advisors, LPReduced
Hedge Fund
$3.3M· 2.5% of total· 0.0% port· 42K sh· $-37K QoQ· Q1 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$3.3M· 2.5% of total· 0.0% port· 42K sh· +$3.3M QoQ· Q1 2026
TWO SIGMA INVESTMENTS, LPNew
Hedge Fund
$1.5M· 1.2% of total· 0.0% port· 19K sh· QoQ· Q1 2026
CAXTON ASSOCIATES LLPNew
Hedge Fund
$1.4M· 1.1% of total· 0.0% port· 17K sh· QoQ· Q4 2025
Grantham, Mayo, Van Otterloo & Co. LLCNew
Institutional Manager
$1.2M· 0.9% of total· 0.0% port· 13K sh· QoQ· Q2 2025
Gotham Asset Management, LLCUnchanged
Hedge Fund
$1.1M· 0.9% of total· 0.0% port· 15K sh· +$0 QoQ· Q1 2026
TUDOR INVESTMENT CORP ET ALNew
Hedge Fund
$1.0M· 0.8% of total· 0.0% port· 13K sh· QoQ· Q4 2025
Verition Fund Management LLCReduced
Hedge Fund
$806K· 0.6% of total· 0.0% port· 10K sh· $-5.3M QoQ· Q1 2026
Brevan Howard Capital Management LPNew
Hedge Fund
$310K· 0.2% of total· 0.0% port· 4K sh· QoQ· Q4 2025
Bridgewater Advisors Inc.New
Hedge Fund
$289K· 0.2% of total· 0.0% port· 4K sh· QoQ· Q4 2025
MARSHALL WACE, LLPNew
Hedge Fund
$224K· 0.2% of total· 0.0% port· 3K sh· QoQ· Q3 2025
Ancora Advisors, LLCAdded
Hedge Fund
$63K· 0.0% of total· 0.0% port· 808 sh· +$8K QoQ· Q1 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$5K· 0.0% of total· 0.0% port· 69 sh· $-115K QoQ· Q1 2026
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SEIC Institutional & Hedge Fund Ownership | HedgeFundIntel