Stock Ownership/MAIN

MAIN STR CAP CORP (MAIN): Ownership & Insider Activity

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

Reported Holders
15
13F filers
Aggregate Value
$84.9M
Across holders
Last Price
$58.92
2026-08-24
Sector
Financials
GICS
Quarterly fund activity10 increased5 reduced3 exited
Full exits: Point72 Asset Management, L.P., MARSHALL WACE, LLP, Magnetar Financial LLC
Institutional Holders of MAIN
↗
15 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund654K$33.9M40.0%0.0%Added+$8.7MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund375K$19.5M22.9%0.0%Reduced$-8.7MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund135K$7.0M8.2%0.0%Reduced$-11.7MQ2 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund133K$6.9M8.1%0.0%Added+$681KQ2 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund112K$5.8M6.8%0.0%Added+$2.0MQ2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund54K$2.8M3.3%0.0%Added$-1.1MQ2 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund40K$2.1M2.5%0.0%Added—Q2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund38K$2.0M2.3%0.0%Added+$723KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund32K$1.6M1.9%0.0%Added+$715KQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund23K$1.2M1.4%0.0%Added+$295KQ2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$33.9M· 40.0% of total· 0.0% port· 654K sh· +$8.7M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$19.5M· 22.9% of total· 0.0% port· 375K sh· $-8.7M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$7.0M· 8.2% of total· 0.0% port· 135K sh· $-11.7M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$6.9M· 8.1% of total· 0.0% port· 133K sh· +$681K QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$5.8M· 6.8% of total· 0.0% port· 112K sh· +$2.0M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$2.8M· 3.3% of total· 0.0% port· 54K sh· $-1.1M QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$2.1M· 2.5% of total· 0.0% port· 40K sh· — QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$2.0M· 2.3% of total· 0.0% port· 38K sh· +$723K QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$1.6M· 1.9% of total· 0.0% port· 32K sh· +$715K QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$1.2M· 1.4% of total· 0.0% port· 23K sh· +$295K QoQ· Q2 2026
PineBridge Investments, L.P.Added
Hedge Fund
$745K· 0.9% of total· 0.0% port· 12K sh· +$385K QoQ· Q3 2025
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$534K· 0.6% of total· 0.0% port· 10K sh· $-26.7M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCReduced
Hedge Fund
$347K· 0.4% of total· 0.0% port· 7K sh· $-1.9M QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$245K· 0.3% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$205K· 0.2% of total· 0.0% port· 4K sh· $-308K QoQ· Q2 2026
1–10 of 15
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