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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, Q1 2022

Institutional positions in Bel Fuse Inc as of Mar 31, 2022. 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
70
+4 vs. Q4 2021
Shares held
6.28M
+149.4K (+2.4%) vs. Q4 2021
Total value
$111.9M
+$32.7M (+41.3%) vs. Q4 2021
New holders
13
22 more added
Sold out
9
25 more reduced

1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 holdersQ1 2022: 70 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 heldQ1 2022: $111.9M
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, Q1 2022

Shares, value and share of portfolio for each institution holding Bel Fuse Inc; share changes are against Q4 2021.

Institutions holding BELFB in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Dimensional Fund Advisors LP676,209$12.1M0.00%+30,635+4.7%Added
Vanguard Group Inc493,715$8.81M0.00%−3,655−0.7%Reduced
Renaissance Technologies LLC479,245$8.55M0.01%−65,606−12.0%Reduced
Oaktree Capital Management LPSuperinvestorOaktree Capital462,679$8.25M0.09%00.0%Unchanged
Nomura Holdings Inc450,000$7.92M0.06%00.0%Unchanged
Ameriprise Financial Inc428,374$7.64M0.00%+20,300+5.0%Added
Acadian Asset Management LLC334,959$5.97M0.02%+44,918+15.5%Added
LSV Asset Management296,894$5.30M0.01%+1,300+0.4%Added
BlackRock Inc.270,177$4.82M0.00%+1,942+0.7%Added
Millennium Management LLC262,811$4.69M0.01%−145,901−35.7%Reduced
Boston Partners163,031$2.91M0.00%−2,073−1.3%Reduced
Assenagon Asset Management S.A.151,911$2.71M0.01%+121,686+402.6%Added
Morgan Stanley127,460$2.27M0.00%−26,556−17.2%Reduced
Geode Capital Management, LLC109,734$1.96M0.00%+854+0.8%Added
Bridgeway Capital Management, LLC106,129$1.89M0.04%−200−0.2%Reduced
Marshall Wace, LLP94,099$1.68M0.00%−4,299−4.4%Reduced
Gabelli Funds LLC90,791$1.62M0.01%+55,791+159.4%Added
Oberweis Asset Management Inc82,900$1.48M0.30%+82,900New
EAM Investors, LLC81,339$1.45M0.27%+81,339New
Two Sigma Investments, LP77,122$1.38M0.00%−475−0.6%Reduced
Bank of New York Mellon Corp72,156$1.29M0.00%+1,976+2.8%Added
Two Sigma Advisers, LP70,815$1.26M0.00%−1,900−2.6%Reduced
Santa Monica Partners LP67,634$1.21M0.85%00.0%Unchanged
D. E. Shaw & Co., Inc.62,542$1.12M0.00%−6,914−10.0%Reduced
Investment Management of Virginia LLC60,750$1.08M0.19%+60,750New
Investors Asset Management of Georgia Inc48,420$864.0K0.44%+9,020+22.9%Added
State Street Corp42,496$758.0K0.00%+2,120+5.3%Added
Aristides Capital LLC40,268$718.0K0.49%+40,268New
Susquehanna Fundamental Investments, LLC38,992$696.0K0.01%−2,382−5.8%Reduced
Citadel Advisors LLC38,592$688.0K0.00%−22,796−37.1%Reduced
Gamco Investors, Inc. Et Al38,250$682.0K0.01%+6,400+20.1%Added
Arrowstreet Capital, Limited Partnership37,654$672.0K0.00%−73,046−66.0%Reduced
Perritt Capital Management Inc33,950$606.0K0.33%00.0%Unchanged
Northern Trust Corp31,480$562.0K0.00%−1,326−4.0%Reduced
JPMorgan Chase & Co29,033$518.0K0.00%−251−0.9%Reduced
Horizon Kinetics Asset Management LLC28,988$517.0K0.01%00.0%Unchanged
Quadrature Capital Ltd25,254$451.0K0.02%−1,725−6.4%Reduced
Invesco Ltd.24,855$443.0K0.00%+9,739+64.4%Added
O'Shaughnessy Asset Management, LLC24,540$438.0K0.01%+9,886+67.5%Added
Trexquant Investment LP21,377$381.0K0.02%+10,515+96.8%Added
Bailard, Inc.21,375$381.0K0.01%+21,375New
Barclays PLC19,805$353.0K0.00%−2,138−9.7%Reduced
Goldman Sachs Group Inc17,476$312.0K0.00%−5,417−23.7%Reduced
Royce & Associates LP15,620$279.0K0.00%−21,381−57.8%Reduced
Royal Bank of Canada14,400$257.0K0.00%−29−0.2%Reduced
Bank of Montreal12,900$242.0K0.00%+12,900New
Engineers Gate Manager LP13,510$241.0K0.01%−5,088−27.4%Reduced
Connor, Clark & Lunn Investment Management Ltd.11,832$211.0K0.00%−4,683−28.4%Reduced
Blair William & Co11,550$206.0K0.00%+11,550New
WealthTrust Axiom LLC10,779$192.0K0.06%+10,779New
Man Group plc10,079$180.0K0.00%+10,079New
Gabelli & Co Investment Advisers, Inc.10,000$178.0K0.02%00.0%Unchanged
Globeflex Capital L P7,733$138.0K0.03%+7,733New
Victory Capital Management Inc5,416$97.0K0.00%−538−9.0%Reduced
Hillsdale Investment Management Inc.4,900$87.0K0.01%+4,900New
Advisor Group Holdings, Inc.3,619$65.0K0.00%+3,169+704.2%Added
UBS Group AG2,053$37.0K0.00%+1,052+105.1%Added
Lazard Asset Management LLC1,835$32.0K0.00%+1,719+1,481.9%Added
Teachers Retirement System of the State of Kentucky1,600$29.0K0.00%00.0%Unchanged
FMR LLC737$13.0K0.00%+721+4,506.3%Added
FNY Investment Advisers, LLC670$11.0K0.01%+170+34.0%Added
North Star Investment Management Corp.550$10.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)562$10.0K0.00%+220+64.3%Added
Captrust Financial Advisors493$9.00K0.00%+147+42.5%Added
HM Payson & Co419$7.00K0.00%+419New
Bank of America Corp74$1.00K0.00%−241−76.5%Reduced
Wells Fargo & Company63$1.00K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA37$6600.00%00.0%Unchanged
The PNC Financial Services Group, Inc.28$00.00%−56−66.7%Reduced
Simplex Trading, LLC45$00.00%+45New
Exchange Traded Concepts, LLC0$00.00%−50,637−100.0%Sold out
Ergoteles LLC0$00.00%−22,700−100.0%Sold out
American Century Companies Inc0$00.00%−15,754−100.0%Sold out
PDT Partners, LLC0$00.00%−14,576−100.0%Sold out
Squarepoint Ops LLC0$00.00%−11,702−100.0%Sold out
Thompson Davis & Co., Inc.0$00.00%−11,127−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−3,800−100.0%Sold out
Eaton Vance Management0$00.00%−454−100.0%Sold out
Patriot Financial Group Insurance Agency, LLC0$00.00%−500−100.0%Sold out
6 Meridian––––Not filed