BEL FUSE INC-CL A (BELFA) Stock Institutional Trading Activity


BEL FUSE INC-CL A (BELFA) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC and Oaktree Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2018Renaissance Technologies LLCBuy30020,900$287
Q3 2018Renaissance Technologies LLCSell-50020,600$444
Q3 2018Oaktree Capital ManagementBuy50,75171,613$1,586
Q2 2018Oaktree Capital ManagementBuy20,86220,862$436
Q4 2017Renaissance Technologies LLCBuy90021,100$460
Q3 2017Renaissance Technologies LLCBuy20020,200$549
Q1 2017Renaissance Technologies LLCBuy40020,000$453
Q4 2016Renaissance Technologies LLCBuy1,90019,600$496
Q3 2016Renaissance Technologies LLCBuy40017,700$357
Q4 2015Renaissance Technologies LLCSell-20017,300$254
Q2 2015Renaissance Technologies LLCBuy40017,500$340
Q1 2015Renaissance Technologies LLCBuy50017,100$313
Q4 2014Renaissance Technologies LLCBuy50016,600$398
Q3 2014Renaissance Technologies LLCBuy40016,100$391
Q2 2014Renaissance Technologies LLCBuy60015,700$386
Q1 2014Renaissance Technologies LLCSell-20015,100$292
Q4 2013Renaissance Technologies LLCSell-30015,300$297
Q3 2013Renaissance Technologies LLCSell-20015,600$270
Q2 2013Renaissance Technologies LLCBuy15,80015,800$221

Frequently asked questions about BELFA activity

  • Which institutional owners are buying BELFA?

    Institutional owners buying BELFA include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in BELFA activity?

    "Buy" means an investor increased their reported position in BELFA compared to the prior reporting period. This reflects growing exposure to BEL FUSE INC-CL A (BELFA) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in BELFA increasing?

    Institutional interest in BELFA can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.