Question 1

How many shares of BELFB does BLAIR WILLIAM & CO/IL own?

Accepted Answer

As of 2026-Q2, BLAIR WILLIAM & CO/IL holds 3,528 shares of BELFB (BEL FUSE INC).

Question 2

What is BLAIR WILLIAM & CO/IL's BELFB position worth?

Accepted Answer

As of 2026-Q2, BLAIR WILLIAM & CO/IL's BELFB position is worth $1.2M.

Question 3

Is BLAIR WILLIAM & CO/IL buying or selling BELFB?

Accepted Answer

In 2026-Q2, BLAIR WILLIAM & CO/IL increased their BELFB position (+0.1% change in shares).

Question 4

When did BLAIR WILLIAM & CO/IL first buy BELFB?

Accepted Answer

Based on available 13F filings, BLAIR WILLIAM & CO/IL first reported a position in BELFB in 2024-Q3. They have held the position across 18 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	3,528	+0.1%	$1.2M	0.0%	$332.96	25
2026-Q1	Decreased	3,525	-56.1%	$697,880	0.0%	$197.87	0
2025-Q4	Unchanged	8,025	0.0%	$1.4M	0.0%	$169.48	0
2025-Q3	Decreased	8,025	-12.3%	$1.1M	0.0%	$140.82	0
2025-Q2	Unchanged	9,150	0.0%	$893,864	0.0%	$97.49	0
2025-Q1	Unchanged	9,150	0.0%	$684,969	0.0%	$74.63	0
2024-Q4	Unchanged	9,150	0.0%	$754,601	0.0%	$82.14	0
2024-Q3	Unchanged	9,150	0.0%	$718,367	0.0%	$78.13	0