Stock Ownership/BELFA

BEL FUSE INC (BELFA): Ownership & Insider Activity

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

Reported Holders
11
13F filers
Aggregate Value
$74.6M
Across holders
Last Price
$206.08
2026-08-24
Sector
Information Technology
GICS
Quarterly fund activity7 increased4 reduced1 exited
Full exits: MILLENNIUM MANAGEMENT LLC
Institutional Holders of BELFA
↗
11 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund66K$19.1M25.6%0.0%Reduced$-786KQ2 2026
GAMCO INVESTORS, INC. ET AL
CIK 0000807249
Institutional Manager53K$15.4M20.7%0.1%Reduced$-58KQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund51K$14.9M20.0%0.0%Added+$9.6MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund42K$12.4M16.6%0.0%Added+$9.7MQ2 2026
Hound Partners, LLC
CIK 0001353316
Hedge Fund28K$8.2M11.0%0.9%Reduced$-2.0MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund5K$1.6M2.1%0.0%Added—Q2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund5K$1.3M1.8%0.0%Added+$229KQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund3K$752K1.0%0.0%Reduced$-2.9MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund2K$651K0.9%0.0%Added+$616KQ2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund796$232K0.3%0.0%Added—Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$19.1M· 25.6% of total· 0.0% port· 66K sh· $-786K QoQ· Q2 2026
GAMCO INVESTORS, INC. ET ALReduced
Institutional Manager
$15.4M· 20.7% of total· 0.1% port· 53K sh· $-58K QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$14.9M· 20.0% of total· 0.0% port· 51K sh· +$9.6M QoQ· Q2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$12.4M· 16.6% of total· 0.0% port· 42K sh· +$9.7M QoQ· Q2 2026
Hound Partners, LLCReduced
Hedge Fund
$8.2M· 11.0% of total· 0.9% port· 28K sh· $-2.0M QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$1.6M· 2.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$1.3M· 1.8% of total· 0.0% port· 5K sh· +$229K QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPReduced
Hedge Fund
$752K· 1.0% of total· 0.0% port· 3K sh· $-2.9M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$651K· 0.9% of total· 0.0% port· 2K sh· +$616K QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$232K· 0.3% of total· 0.0% port· 796 sh· — QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$4K· 0.0% of total· 0.0% port· 13 sh· — QoQ· Q2 2026
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