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Bel Fuse Inc Class A

64 hedge funds and large institutions have $107M invested in Bel Fuse Inc Class A in 2025 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 17 increasing their positions, 20 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

71% more first-time investments, than exits

New positions opened: 12 | Existing positions closed: 7

31% more capital invested

Capital invested by funds: $81.7M → $107M (+$25M)

8% more funds holding

Funds holding: 5964 (+5)

0.39% more ownership

Funds ownership: 42.98%43.37% (+0.39%)

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

15% less repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 20

Holders
64
Holders Change
+5
Holders Change %
+8.47%
% of All Funds
0.84%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.01%
New
12
Increased
17
Reduced
20
Closed
7
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Brown Advisory
1
Brown Advisory
Maryland
$18.1M -$505K -4,593 -3%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$10.3M +$2.22M +20,193 +30%
BlackRock
3
BlackRock
New York
$10.1M -$442K -4,021 -4%
GI
4
GAMCO Investors
Connecticut
$8.81M -$583K -5,300 -7%
GF
5
Gabelli Funds
New York
$7.75M -$88K -800 -1%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$7.25M -$1.68M -15,310 -20%
Vanguard Group
7
Vanguard Group
Pennsylvania
$6.12M +$705K +6,408 +14%
Renaissance Technologies
8
Renaissance Technologies
New York
$4.97M +$33K +300 +0.7%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$4.07M -$162K -1,476 -4%
AR
10
Advisory Research
Illinois
$3.29M
American Century Companies
11
American Century Companies
Missouri
$3.13M -$583K -5,298 -16%
IAMOG
12
Investors Asset Management of Georgia
Georgia
$3.04M +$11K +100 +0.4%
SMP
13
Santa Monica Partners
Florida
$2.73M
State Street
14
State Street
Massachusetts
$2.48M -$431K -3,917 -16%
Northern Trust
15
Northern Trust
Illinois
$1.78M -$98.2K -893 -6%
Arrowstreet Capital
16
Arrowstreet Capital
Massachusetts
$1.63M +$1.54M +13,991 New
Citadel Advisors
17
Citadel Advisors
Florida
$1.55M +$1.19M +10,843 +435%
Janney Montgomery Scott
18
Janney Montgomery Scott
Pennsylvania
$1.25M
AC
19
Aristeia Capital
Connecticut
$1.06M +$1M +9,100 New
HIM
20
Herald Investment Management
United Kingdom
$872K
Los Angeles Capital Management
21
Los Angeles Capital Management
California
$637K +$197K +1,796 +49%
UBS Group
22
UBS Group
Switzerland
$555K -$154K -1,396 -23%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$507K +$9.68K +88 +2%
Jane Street
24
Jane Street
New York
$493K +$466K +4,234 New
Morgan Stanley
25
Morgan Stanley
New York
$466K -$29.3K -266 -6%

BELFA Hedge Fund Activity: Q3 2025 in Review

64 of the 7,631 institutional investors tracked by Wall St. Rank reported a position in Bel Fuse Inc Class A (BELFA) for Q3 2025, worth a combined $107M — up 31% from $81.7M a quarter earlier.

Buyers outnumbered sellers: 12 funds opened new BELFA positions and 7 closed out — a net gain of 5 holders — while 17 added to existing stakes and 20 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $2.22M. The largest seller was Royce & Associates, exiting entirely with an estimated $1.69M sold.

  • 64 institutional investors held Bel Fuse Inc Class A (BELFA) as of Q3 2025, up from 59 in Q2 2025.
  • Funds reported $107M of Bel Fuse Inc Class A stock for Q3 2025, up 31% quarter-over-quarter.
  • 12 funds opened new Bel Fuse Inc Class A positions in Q3 2025 and 7 closed out, a net change of +5 holders.
  • The largest Bel Fuse Inc Class A buyer in Q3 2025 was Fidelity Investments, an estimated $2.22M added.
  • The largest Bel Fuse Inc Class A seller in Q3 2025 was Royce & Associates, an estimated $1.69M sold.

Based on aggregated 13F filings for Q3 2025.