Who Owns Bel Fuse Inc. (BELFB)?Hedge Fund & Institutional Holders

$196.74+1.56 (+0.80%)TechnologyNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$1.3956513800079001e+228T

% of Float Held

6.891960140309719e+269%

QoQ Change in Holders

+14 / -1

Price History

$60.82$105.21$149.61$194.00$238.40Sep 24Jun 25Mar 26

BELFB — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
PRICE T ROWE ASSOCIATES INC /MD/Increased+356K+$72.5M
Fisher Asset Management, LLCNew Position+252K+$42.0M
THRIVENT FINANCIAL FOR LUTHERANSNew Position+236K+$39.0M
BESSEMER GROUP INCNew Position+207K+$31.0M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/New Position+139K+$23.6M
TEMA ETFS LLCNew Position+90K+$15.3M
Congruence Capital, LLCNew Position+56K+$9.5M
Bank of New York Mellon CorpNew Position+54K+$8.0M
Ballast Asset Management, LPNew Position+42K+$7.1M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.New Position+37K+$6.0M
Nitor Capital Management LLCNew Position+25K+$4.3M
INVESTORS ASSET MANAGEMENT OF GEORGIA INC /GA/ /ADVNew Position+25K+$4.2M
Phocas Financial Corp.New Position+23K+$3.9M
FRANKLIN RESOURCES INCNew Position+12K+$2.0M
RITHOLTZ WEALTH MANAGEMENTNew Position+11K+$1.9M

BELFB — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
DIMENSIONAL FUND ADVISORS LPDecreased-81K-$47.3B
RENAISSANCE TECHNOLOGIES LLCDecreased-22K-$35.6B
ROYCE & ASSOCIATES LPDecreased-108K-$28.2B
ADVISORY RESEARCH INCDecreased-59K-$27.3B
Invesco Ltd.Decreased-5K-$24.6B
AMERICAN CENTURY COMPANIES INCDecreased-100K-$24.2B
BROWN ADVISORY INCDecreased-10K-$18.1B
NORTHERN TRUST CORPDecreased-7K-$15.2B
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPDecreased-6K-$14.5B
Makaira Partners LLCDecreased-45K-$14.1B
CITADEL ADVISORS LLCDecreased-92K-$13.5B
Granahan Investment Management, LLCDecreased-57K-$12.3B
JANE STREET GROUP, LLCClosed Position-72K-$10.2B
Russell Investments Group, Ltd.Decreased-7K-$5.8B
DEAN INVESTMENT ASSOCIATES, LLCDecreased-5K-$5.5B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1VANGUARD GROUP INC822,766$139.6M0.00%Share
2PRICE T ROWE ASSOCIATES INC /MD/819,163$138.0M0.01%Share
3FMR LLC468,252$79.0M0.00%Share
4BlackRock, Inc.446,850$75.0M0.00%Share
5WASATCH ADVISORS LP410,487$69.6M0.41%Share
6JANUS HENDERSON GROUP PLC347,610$58.0M0.03%Share
7BlackRock, Inc.321,233$54.0M0.00%Share
8JANUS HENDERSON GROUP PLC263,832$44.0M0.02%Share
9Fisher Asset Management, LLC251,608$42.0M0.01%Share
10STATE STREET CORP246,959$41.0M0.00%Share
11RENAISSANCE TECHNOLOGIES LLC231,351$39.0M0.06%Share
12DIMENSIONAL FUND ADVISORS LP232,515$39.0M0.01%Share
13GEODE CAPITAL MANAGEMENT, LLC232,633$39.0M0.00%Share
14THRIVENT FINANCIAL FOR LUTHERANS195,384$33.0M0.06%Share
15LOOMIS SAYLES & CO L P177,368$30.0M0.04%Share
16BESSEMER GROUP INC170,761$28.0M0.04%Share
17Invesco Ltd.163,463$27.7M0.00%Share
18GW&K Investment Management, LLC162,317$27.5M0.24%Share
19Portolan Capital Management, LLC139,513$23.7M1.27%Share
20MASSACHUSETTS FINANCIAL SERVICES CO /MA/138,997$23.6M0.01%Share
21FMR LLC137,660$23.0M0.00%Share
22ADVISORY RESEARCH INC129,236$21.9M2.75%Share
23JPMORGAN CHASE & CO126,939$21.0M0.00%Share
24BROWN ADVISORY INC116,086$19.0M0.03%Share
25CHARLES SCHWAB INVESTMENT MANAGEMENT INC100,166$16.0M0.00%Share
26ARROWSTREET CAPITAL, LIMITED PARTNERSHIP97,116$16.0M0.01%Share
27ROYCE & ASSOCIATES LP92,035$15.6M0.16%Share
28TEMA ETFS LLC89,918$15.3M1.18%Share
29NEOS Investment Management LLC89,918$15.0M0.09%Share
30NORTHERN TRUST CORP90,570$15.0M0.00%Share
31T. Rowe Price Investment Management, Inc.77,080$13.1M0.01%Share
32VANGUARD GROUP INC71,688$12.2M0.00%Share
33AMERICAN CENTURY COMPANIES INC71,290$12.0M0.01%Share
34SANTA MONICA PARTNERS LP67,634$11.5M6.96%Share
35FMR LLC61,519$10.0M0.00%Share
36LORD, ABBETT & CO. LLC61,465$10.0M0.03%Share
37Makaira Partners LLC55,000$9.3M7.29%Share
38GOLDMAN SACHS GROUP INC56,530$9.0M0.00%Share
39FIRST TRUST ADVISORS LP54,398$9.0M0.01%Share
40Ballast Asset Management, LP42,008$7.1M3.37%Share
41Grandeur Peak Global Advisors, LLC38,144$6.5M0.87%Share
42Congruence Capital, LLC35,620$6.0M2.22%Share
43VOLORIDGE INVESTMENT MANAGEMENT, LLC40,583$6.0M0.02%Share
44THRIVENT FINANCIAL FOR LUTHERANS40,621$6.0M0.01%Share
45NOMURA ASSET MANAGEMENT INTERNATIONAL INC.36,851$6.0M0.01%Share
46DEAN INVESTMENT ASSOCIATES, LLC34,559$5.9M0.84%Share
47HERALD INVESTMENT MANAGEMENT Ltd30,000$5.1M0.66%Share
48Granahan Investment Management, LLC29,884$5.1M0.22%Share
49SUSQUEHANNA INTERNATIONAL GROUP, LLP34,100$5.0M0.00%Call
50CASTLEARK MANAGEMENT LLC33,101$5.0M0.15%Share

BELFB Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025204$1.6B+43
Q3 2025161$1.0T+25
Q2 2025136$681.0B-27
Q1 2025163$603.6B+3
Q4 2024160$12.9T+30
Q3 2024130$356.6T+5
Q2 2024125$239.4T+8
Q1 2024117$202.9T—

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As of Q4 2025, 50 institutional investors hold BELFB (Bel Fuse Inc.). The largest holder is VANGUARD GROUP INC with $139.6M in shares. This quarter, 14 institutions opened new positions and 1 closed their positions.

Frequently Asked Questions

How many hedge funds own BELFB?

As of Q4 2025, 50 institutional investors report holding BELFB (Bel Fuse Inc.) in their 13F filings.

Who is the largest institutional holder of BELFB?

The largest institutional holder of BELFB is VANGUARD GROUP INC with $139.6M in shares.

Is institutional ownership of BELFB increasing or decreasing?

This quarter, 14 institutions opened new positions in BELFB and 1 closed their positions.