Bel Fuse Inc Class B
BELFB
174 hedge funds and large institutions have $942M invested in Bel Fuse Inc Class B in 2025 Q2 according to their latest regulatory filings, with 36 funds opening new positions, 55 increasing their positions, 64 reducing their positions, and 25 closing their positions.
528% more call options, than puts
Call options by funds: $1.53M | Put options by funds: $244K
44% more first-time investments, than exits
New positions opened: 36 | Existing positions closed: 25
37% more capital invested
Capital invested by funds: $689M → $942M (+$253M)
14% more funds holding in top 10
Funds holding in top 10: 7 → 8 (+1)
6% more funds holding
Funds holding: 164 → 174 (+10)
2.96% more ownership
Funds ownership: 88.4% → 91.36% (+3%)
14% less repeat investments, than reductions
Existing positions increased: 55 | Existing positions reduced: 64
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Massachusetts Financial Services
Boston,
Massachusetts
|
+$24.8M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
+$20.5M |
| 3 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
+$13M |
| 4 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$11.2M |
| 5 |
Lord, Abbett & Co
Jersey City,
New Jersey
|
+$6.16M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PCR
Potrero Capital Research
San Francisco,
California
|
-$10.7M |
| 2 |
PCM
Portolan Capital Management
Boston,
Massachusetts
|
-$9.18M |
| 3 |
American Century Companies
Kansas City,
Missouri
|
-$6.96M |
| 4 |
LSV Asset Management
Chicago,
Illinois
|
-$5.25M |
| 5 |
Dimensional Fund Advisors
Austin,
Texas
|
-$5.22M |
BELFB Hedge Fund Activity: Q2 2025 in Review
174 of the 7,613 institutional investors tracked by Wall St. Rank reported a position in Bel Fuse Inc Class B (BELFB) for Q2 2025, worth a combined $942M — up 37% from $689M a quarter earlier.
Buyers outnumbered sellers: 36 funds opened new BELFB positions and 25 closed out — a net gain of 11 holders — while 55 added to existing stakes and 64 trimmed.
The largest buyer was Massachusetts Financial Services, adding an estimated $24.8M. The largest seller was Potrero Capital Research, cutting an estimated $10.7M.
- 174 institutional investors held Bel Fuse Inc Class B (BELFB) as of Q2 2025, up from 164 in Q1 2025.
- Funds reported $942M of Bel Fuse Inc Class B stock for Q2 2025, up 37% quarter-over-quarter.
- 36 funds opened new Bel Fuse Inc Class B positions in Q2 2025 and 25 closed out, a net change of +11 holders.
- The largest Bel Fuse Inc Class B buyer in Q2 2025 was Massachusetts Financial Services, an estimated $24.8M added.
- The largest Bel Fuse Inc Class B seller in Q2 2025 was Potrero Capital Research, an estimated $10.7M sold.
Based on aggregated 13F filings for Q2 2025.