Bel Fuse Ownership | Who Owns Bel Fuse?

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Bel Fuse Ownership Summary

Bel Fuse is owned by 103.59% institutional investors, 1.33% insiders. Janus henderson group is the largest institutional shareholder, holding 35.94% of BELFB shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.03% of its assets in Bel Fuse shares.

BELFB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Bel Fuse	103.59%	1.33%	-4.92%
Sector	Technology Stocks	78.08%	15.01%	6.91%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Janus henderson group	760.14K	35.94%	$150.59M
Blackrock funding, inc. /de	1.02M	8.27%	$340.45M
Price t rowe associates inc /md/	1.02M	8.22%	$338.27M
Vanguard group	908.72K	7.35%	$154.15M
Fmr	876.10K	7.09%	$291.78M
Blackrock	826.20K	6.64%	$53.90M
Vanguard capital management	555.46K	4.49%	$184.99M
T. rowe price investment management	537.81K	4.35%	$179.11M
Wasatch advisors lp	445.80K	3.28%	$108.83M
Bank of new york mellon	389.90K	3.15%	$129.85M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Santa monica partners lp	67.63K	12.15%	$22.52M
Makaira partners	55.00K	7.29%	$9.33M
Nitor capital management	25.40K	5.71%	$8.46M
Advisory research	117.90K	3.92%	$39.26M
Ballast asset management, lp	23.49K	3.12%	$7.82M
Investors asset management of georgia inc /ga/ /adv	24.71K	2.18%	$6.03M
Tema etfs	199.92K	1.81%	$48.80M
Expect equity	7.71K	1.65%	$2.57M
Montanaro asset management	11.00K	1.16%	$3.66M
Perritt capital management	14.15K	0.95%	$2.00M

Top Buyers

Holder	Shares	% Assets	Change
Bank of new york mellon	389.90K	0.02%	338.66K
Jennison associates	292.06K	0.06%	292.06K
Congress asset management co /ma	258.48K	0.41%	258.48K
Fmr	876.10K	0.01%	244.80K
Price t rowe associates inc /md/	1.02M	0.03%	242.23K

Top Sellers

Holder	Shares	% Assets	Change
Massachusetts financial services co /ma/	-	-	-123.50K
Curated wealth partners	-	-	-118.59K
Arrowmark colorado	-	-	-116.20K
Neos investment management	-	-	-89.92K
Brown advisory	2.31K	0.00%	-79.83K

New Positions

Holder	Shares	% Assets	Change	Value
Jennison associates	292.06K	0.06%	292.06K	$97.27M
Congress asset management co /ma	258.48K	0.41%	258.48K	$63.10M
Westwood group	194.24K	0.49%	194.24K	$64.69M
Sixth street partners management company	112.61K	0.01%	112.61K	$37.50M
Alyeska investment group	91.48K	0.08%	91.48K	$30.47M

Sold Out

Holder	Change
Physician wealth advisors	-1.00
Capital performance advisors llp	-1.00
Nelson, van denburg & campbell wealth management group	-2.00
Frazier financial advisors	-5.00
Stephens consulting	-5.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	287	19.58%	12,807,804	23.80%	103	1.48%	195	43.38%	64	-8.57%
Mar 31, 2026	237	12.86%	10,341,934	2.14%	488	0.21%	135	28.57%	69	2.99%
Dec 31, 2025	57	-71.92%	2,031,504	-78.27%	16	0.29%	29	-71.57%	16	-77.78%
Sep 30, 2025	68	-60.92%	2,144,158	-77.69%	17	0.29%	32	-64.04%	22	-65.63%
Jun 30, 2025	173	4.85%	9,462,202	4.85%	76	1.49%	88	39.68%	64	-12.33%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	380.19K	3.03%	-
Vanguard Total Stock Mkt Idx Inv	406.08K	2.86%	-1.52K
Vanguard Morn Total Stk Mkt Idx Investor	406.08K	2.86%	-1.52K
Vanguard MStar Total Stk Mkt Idx Invest	406.08K	2.81%	-
iShares Russell 2000 ETF	315.50K	2.19%	-3.65K
Janus Henderson US Small Cap Growth MA	272.79K	2.17%	272.79K
Vanguard Information Technology ETF	304.59K	2.11%	795.00
T. Rowe Price Integrated US Sm Gr Eq	274.63K	1.90%	-
T. Rowe Price Integrated US SmCapGrEq	263.82K	1.85%	35.90K
MFS New Discovery Value I	221.35K	1.75%	-58.55K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Sep 14, 2026	Vellucci Vincent	-	Sell	$235.15K
Sep 02, 2026	Vellucci Vincent	-	Sell	$95.74K
Aug 12, 2026	GILBERT PETER E	-	Sell	$146.06K
Mar 16, 2026	Lai Kenneth Koon Keung	VP of Asia Operations	Sell	$112.17K
Mar 16, 2026	BERNSTEIN DANIEL		Sell	$1.35M

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	3
2026 Q1	-	18
2025 Q4	-	10
2025 Q3	-	2
2025 Q2	-	2

BELFB Ownership FAQ

Who owns the most shares of Bel Fuse?

Bel Fuse’s largest shareholders are Janus henderson group (760.14K shares, 35.94%), Blackrock funding, inc. /de (1.02M shares, 8.27%), and Price t rowe associates inc /md/ (1.02M shares, 8.22%). Together, they hold 52.42% of Bel Fuse’s total shares outstanding.

Does Blackrock own Bel Fuse?

Yes, BlackRock owns 6.64% of Bel Fuse, totaling 826.2K shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 53.9M$. In the last quarter, BlackRock increased its holdings by 29.2K shares, a 3.66% change.

Who is Bel Fuse’s biggest shareholder by percentage of total assets invested?

Santa monica partners lp is Bel Fuse’s biggest shareholder by percentage of total assets invested, with 12.15% of its assets in 67.63K Bel Fuse shares, valued at 22.52M$.

Who is the top mutual fund holder of Bel Fuse shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Bel Fuse shares, with 3.03% of its total shares outstanding invested in 380.19K Bel Fuse shares.

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