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BELFB

Bel Fuse Inc Class B

197 hedge funds and large institutions have $1.31B invested in Bel Fuse Inc Class B in 2025 Q3 according to their latest regulatory filings, with 46 funds opening new positions, 53 increasing their positions, 71 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,140% more call options, than puts

Call options by funds: $9.27M | Put options by funds: $747K

100% more first-time investments, than exits

New positions opened: 46 | Existing positions closed: 23

39% more capital invested

Capital invested by funds: $942M → $1.31B (+$372M)

13% more funds holding

Funds holding: 174197 (+23)

2.77% less ownership

Funds ownership: 91.36%88.59% (-2.8%)

13% less funds holding in top 10

Funds holding in top 10: 87 (-1)

25% less repeat investments, than reductions

Existing positions increased: 53 | Existing positions reduced: 71

Holders
197
Holders Change
+23
Holders Change %
+13.22%
% of All Funds
2.58%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.09%
New
46
Increased
53
Reduced
71
Closed
23
Calls
$9.27M
Puts
$747K
Net Calls
+$8.52M
Net Calls Change
+$7.23M
Name Holding Trade Value Shares
Change
Change in
Stake
LCM
51
Legato Capital Management
California
$2.85M -$777K -6,094 -23%
Polen Capital Management
52
Polen Capital Management
Florida
$2.76M -$108K -847 -4%
Tudor Investment Corp
53
Tudor Investment Corp
Connecticut
$2.74M +$2.48M +19,425 New
UBS AM
54
UBS AM
Illinois
$2.58M -$1.98M -15,557 -46%
OSAM
55
O'Shaughnessy Asset Management
Connecticut
$2.42M -$117K -918 -5%
Barclays
56
Barclays
United Kingdom
$2.25M -$724K -5,680 -26%
RhumbLine Advisers
57
RhumbLine Advisers
Massachusetts
$2.21M -$40.7K -319 -2%
MHP
58
Manatuck Hill Partners
Connecticut
$2.12M +$1.91M +15,000 New
UBS Group
59
UBS Group
Switzerland
$2.08M -$1.9M -14,942 -50%
PCM
60
Perritt Capital Management
Illinois
$2M -$150K -1,177 -8%
Bank of America
61
Bank of America
North Carolina
$1.98M -$1.02M -8,040 -36%
Victory Capital Management
62
Victory Capital Management
Texas
$1.94M -$604K -4,741 -26%
Creative Planning
63
Creative Planning
Kansas
$1.86M +$241K +1,891 +17%
PCR
64
Potrero Capital Research
California
$1.79M -$2.65M -20,824 -62%
QT
65
Quantbot Technologies
New York
$1.66M +$1.5M +11,804 New
RWM
66
Ritholtz Wealth Management
New York
$1.63M -$22.7K -178 -2%
Acadian Asset Management
67
Acadian Asset Management
Massachusetts
$1.42M -$1.86M -14,565 -59%
PA
68
Pinnacle Associates
New York
$1.42M -$513K -4,024 -29%
PAPAIJV
69
Paragon Associates & Paragon Associates II Joint Venture
Texas
$1.41M -$3.82M -30,000 -75%
CP
70
CenterBook Partners
Connecticut
$1.41M -$841K -6,600 -40%
Legal & General Group
71
Legal & General Group
United Kingdom
$1.41M -$20.8K -163 -2%
JP Morgan Chase
72
JP Morgan Chase
New York
$1.4M -$3.06K -24 -0.2%
AllianceBernstein
73
AllianceBernstein
Tennessee
$1.36M
California State Teachers Retirement System (CalSTRS)
74
California State Teachers Retirement System (CalSTRS)
California
$1.36M +$127 +1 +0%
Two Sigma Investments
75
Two Sigma Investments
New York
$1.3M +$1.18M +9,242 New

BELFB Hedge Fund Activity: Q3 2025 in Review

197 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Bel Fuse Inc Class B (BELFB) for Q3 2025, worth a combined $1.31B — up 39% from $942M a quarter earlier.

Buyers outnumbered sellers: 46 funds opened new BELFB positions and 23 closed out — a net gain of 23 holders — while 53 added to existing stakes and 71 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $42.8M. The largest seller was Dimensional Fund Advisors, cutting an estimated $39.5M.

  • 197 institutional investors held Bel Fuse Inc Class B (BELFB) as of Q3 2025, up from 174 in Q2 2025.
  • Funds reported $1.31B of Bel Fuse Inc Class B stock for Q3 2025, up 39% quarter-over-quarter.
  • 46 funds opened new Bel Fuse Inc Class B positions in Q3 2025 and 23 closed out, a net change of +23 holders.
  • The largest Bel Fuse Inc Class B buyer in Q3 2025 was Fidelity Investments, an estimated $42.8M added.
  • The largest Bel Fuse Inc Class B seller in Q3 2025 was Dimensional Fund Advisors, an estimated $39.5M sold.

Based on aggregated 13F filings for Q3 2025.