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Bel Fuse Inc

BELFB
Exchange
Nasdaq
Industry
Electronic Coils, Transformers & Other Inductors
SEC CIK
0000729580

In the last 90 days, Bel Fuse Inc insiders filed 0 open-market purchases and 3 sales; 276 institutions reported holding it in 13F filings for Q2 2026, worth $4.18B in total; no superinvestor holds it.

Other share classesBELFA

13F holders, Q2 2023

Institutional positions in Bel Fuse Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
126
+31 vs. Q1 2023
Shares held
7.19M
+573.7K (+8.7%) vs. Q1 2023
Total value
$412.5M
+$164.0M (+66.0%) vs. Q1 2023
New holders
47
40 more added
Sold out
16
30 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BELFB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 126 institutions
Q1 2021: 88 institutionsQ2 2021: 82 institutionsQ3 2021: 82 institutionsQ4 2021: 67 institutionsQ1 2022: 70 institutionsQ2 2022: 61 institutionsQ3 2022: 83 institutionsQ4 2022: 90 institutionsQ1 2023: 96 institutionsQ2 2023: 126 institutionsQ3 2023: 134 institutionsQ4 2023: 146 institutionsQ1 2024: 147 institutionsQ2 2024: 153 institutionsQ3 2024: 163 institutionsQ4 2024: 168 institutionsQ1 2025: 164 institutionsQ2 2025: 174 institutionsQ3 2025: 197 institutionsQ4 2025: 207 institutionsQ1 2026: 235 institutionsQ2 2026: 276 institutions
Value heldQ2 2023: $412.5M
Q1 2021: $155.6MQ2 2021: $107.4MQ3 2021: $79.1MQ4 2021: $79.4MQ1 2022: $111.9MQ2 2022: $95.9MQ3 2022: $160.2MQ4 2022: $205.7MQ1 2023: $250.6MQ2 2023: $412.5MQ3 2023: $333.4MQ4 2023: $491.0MQ1 2024: $456.7MQ2 2024: $539.8MQ3 2024: $656.5MQ4 2024: $714.9MQ1 2025: $689.3MQ2 2025: $941.8MQ3 2025: $1.31BQ4 2025: $1.72BQ1 2026: $2.05BQ2 2026: $4.18B
Institutions holding BELFB and their total value by quarter
QuarterHoldersValue
Q2 2026276$4.18B
Q1 2026235$2.05B
Q4 2025207$1.72B
Q3 2025197$1.31B
Q2 2025174$941.8M
Q1 2025164$689.3M
Q4 2024168$714.9M
Q3 2024163$656.5M
Q2 2024153$539.8M
Q1 2024147$456.7M
Q4 2023146$491.0M
Q3 2023134$333.4M
Q2 2023126$412.5M
Q1 202396$250.6M
Q4 202290$205.7M
Q3 202283$160.2M
Q2 202261$95.9M
Q1 202270$111.9M
Q4 202167$79.4M
Q3 202182$79.1M
Q2 202182$107.4M
Q1 202188$155.6M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Bel Fuse Inc; share changes are against Q1 2023.

Institutions holding BELFB in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Dimensional Fund Advisors LP760,436$43.7M0.01%−3,132−0.4%Reduced
BlackRock Inc.752,760$43.2M0.00%+510,513+210.7%Added
Vanguard Group Inc645,971$37.1M0.00%+79,152+14.0%Added
Acadian Asset Management LLC420,666$24.1M0.10%+30,949+7.9%Added
Portolan Capital Management, LLC355,126$20.4M1.81%−151,227−29.9%Reduced
Renaissance Technologies LLC333,051$19.1M0.03%−19,900−5.6%Reduced
Invesco Ltd.318,657$18.3M0.00%−67,678−17.5%Reduced
Geode Capital Management, LLC229,030$13.1M0.00%+114,933+100.7%Added
LSV Asset Management221,700$12.7M0.03%+459+0.2%Added
Morgan Stanley208,930$12.0M0.00%−59,480−22.2%Reduced
State Street Corp187,245$10.7M0.00%+143,349+326.6%Added
Russell Investments Group, Ltd.164,769$9.46M0.02%+27,157+19.7%Added
Boston Partners132,308$7.60M0.01%−7,625−5.4%Reduced
American Century Companies Inc130,874$7.51M0.01%+17,485+15.4%Added
Bank of New York Mellon Corp129,391$7.43M0.00%+24,429+23.3%Added
Oberweis Asset Management Inc121,500$6.98M0.85%00.0%Unchanged
Hillsdale Investment Management Inc.107,771$6.19M0.57%−88,730−45.2%Reduced
Potrero Capital Research LLC103,000$5.91M3.77%+3,726+3.8%Added
ArrowMark Colorado Holdings LLC102,232$5.87M0.06%−26,255−20.4%Reduced
Northern Trust Corp101,150$5.81M0.00%+71,071+236.3%Added
EAM Investors, LLC94,862$5.45M1.01%+43,953+86.3%Added
D. E. Shaw & Co., Inc.77,026$4.42M0.01%+49,909+184.1%Added
Gabelli Funds LLC76,191$4.37M0.03%−1,300−1.7%Reduced
Santa Monica Partners LP67,634$3.88M3.15%00.0%Unchanged
Bridgeway Capital Management, LLC62,001$3.56M0.09%+992+1.6%Added
Calamos Advisors LLC61,821$3.55M0.02%+8,494+15.9%Added
Millennium Management LLC60,039$3.45M0.00%−40,398−40.2%Reduced
Arrowstreet Capital, Limited Partnership59,885$3.44M0.00%+39,398+192.3%Added
SEI Investments Co59,540$3.42M0.01%+38,650+185.0%Added
Investors Asset Management of Georgia Inc55,345$3.18M1.64%−75−0.1%Reduced
O'Shaughnessy Asset Management, LLC39,754$2.28M0.03%−2,718−6.4%Reduced
Pinnacle Associates Ltd36,785$2.11M0.04%+36,785New
Perritt Capital Management Inc35,564$2.04M1.11%00.0%Unchanged
Connor, Clark & Lunn Investment Management Ltd.31,060$1.78M0.01%+31,060New
Horizon Kinetics Asset Management LLC28,988$1.66M0.04%00.0%Unchanged
Empowered Funds, LLC28,744$1.65M0.06%+28,744New
EA Series Trust28,744$1.65M0.06%+28,744New
First Trust Advisors LP28,518$1.64M0.00%+992+3.6%Added
Charles Schwab Investment Management Inc28,400$1.63M0.00%+28,400New
Nuveen Asset Management, LLC28,249$1.62M0.00%+28,249New
Kennedy Capital Management, Inc.25,020$1.44M0.03%−8,565−25.5%Reduced
Susquehanna International Group, LLP24,593$1.41M0.00%−102,793−80.7%Reduced
Barclays PLC24,376$1.40M0.00%+1,703+7.5%Added
Quadrature Capital Ltd21,889$1.26M0.03%−6,513−22.9%Reduced
Ritholtz Wealth Management21,182$1.22M0.05%+797+3.9%Added
Legal & General Group Plc19,478$1.12M0.00%+19,478New
Trexquant Investment LP18,914$1.09M0.03%+18,914New
Grantham, Mayo, Van Otterloo & Co. LLC17,800$1.02M0.00%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.17,403$999.0K0.00%+17,403New
Royal Bank of Canada16,930$973.0K0.00%+1,824+12.1%Added
Navellier & Associates Inc16,061$922.1K0.18%+655+4.3%Added
Cubist Systematic Strategies, LLC15,337$880.5K0.01%+7,910+106.5%Added
Goldman Sachs Group Inc15,174$871.2K0.00%+15,174New
Manatuck Hill Partners, LLC15,000$861.1K0.41%−10,000−40.0%Reduced
Squarepoint Ops LLC14,730$845.6K0.00%−10,086−40.6%Reduced
Rhumbline Advisers14,048$806.5K0.00%+14,048New
Marshall Wace, LLP13,989$803.1K0.00%−5,265−27.3%Reduced
Globeflex Capital L P13,980$802.6K0.09%+6,247+80.8%Added
Bank of America Corp13,889$797.4K0.00%+2,074+17.6%Added
Bank of Montreal13,181$766.1K0.00%+13,181New
ClariVest Asset Management LLC13,332$766.0K0.04%+13,300+41,562.5%Added
Janney Montgomery Scott LLC13,315$764.0K0.00%+13,315New
Granahan Investment Management Inc12,995$746.0K0.02%+12,995New
Advisor Group Holdings, Inc.11,614$666.6K0.00%+6,248+116.4%Added
Occudo Quantitative Strategies LP11,531$662.0K0.07%+3,726+47.7%Added
Alps Advisors Inc9,310$534.5K0.00%+70+0.8%Added
Panagora Asset Management Inc9,285$533.1K0.00%+9,285New
UBS Group AG9,278$532.7K0.00%+7,909+577.7%Added
Blair William & Co9,150$525.3K0.00%00.0%Unchanged
ExodusPoint Capital Management, LP9,018$518.0K0.01%+9,018New
Bailard, Inc.8,953$514.0K0.02%00.0%Unchanged
JPMorgan Chase & Co8,144$467.5K0.00%−42,838−84.0%Reduced
Citadel Advisors LLC7,942$455.9K0.00%−2,963−27.2%Reduced
Healthcare of Ontario Pension Plan Trust Fund7,400$424.8K0.00%−16,000−68.4%Reduced
Two Sigma Advisers, LP6,800$390.4K0.00%−16,815−71.2%Reduced
Advisory Research Inc6,461$370.9K0.05%+6,461New
Jump Financial, LLC6,430$369.1K0.01%−785−10.9%Reduced
Truist Financial Corp6,360$365.1K0.00%+6,360New
Ci Investments Inc.6,271$360.0K0.00%+6,271New
Virtu Financial LLC6,204$356.0K0.03%+6,204New
Baader Bank INC6,108$349.3K0.03%−1,992−24.6%Reduced
Jane Street Group, LLC6,007$344.9K0.00%−50,975−89.5%Reduced
MetLife Investment Management5,530$317.5K0.00%+5,530New
Gamco Investors, Inc. Et Al5,300$304.3K0.00%−17,600−76.9%Reduced
American International Group, Inc.5,038$289.2K0.00%+5,038New
Sawtooth Solutions, LLC5,000$287.1K0.01%+5,000New
Bleakley Financial Group, LLC5,000$287.1K0.01%+5,000New
Stokes Family Office, LLC4,915$282.2K0.03%−1,334−21.3%Reduced
Citigroup Inc4,875$279.9K0.00%+3,828+365.6%Added
PFG Advisors4,743$272.3K0.02%+4,743New
Franklin Resources Inc4,677$268.5K0.00%+4,677New
Lazard Asset Management LLC4,585$263.0K0.00%+786+20.7%Added
Steward Partners Investment Advisory, LLC4,500$258.3K0.00%+2,000+80.0%Added
Qube Research & Technologies Ltd4,298$246.7K0.00%−18,962−81.5%Reduced
Mesirow Financial Investment Management, Inc.4,233$243.0K1.03%+4,233New
Manufacturers Life Insurance Company, The4,192$240.7K0.00%+4,192New
Voya Investment Management LLC4,163$239.0K0.00%+4,163New
Deutsche Bank AG4,120$236.5K0.00%+4,120New
New York State Common Retirement Fund4,100$235.4K0.00%+4,100New
Wells Fargo & Company4,036$231.7K0.00%+3,965+5,584.5%Added