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Optiver Holding B.V.

Position in BELFA — Bel Fuse Inc /Nj

CIK 1859606 AMSTERDAM, P7

Position in BELFA

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$30,720
+$16,066 QoQ
Shares Held
94
+23.7% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#226
of 257 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in BELFA Over Time

Shares Held

Position Value (USD)

Position in Electronic Components

Technology · as of Jun 30, 2026

Optiver Holding B.V. holds $828,535 across 16 Electronic Components names. BELFA ranks #7 (3.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 BELFA
Bel Fuse Inc /Nj
This page
94 $30,720

All Filings in BELFA

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 BELFB $26,643 80
2026-06-30 $4,077 14
2026-03-31 BELFB $10,690 54
2026-03-31 $3,964 22
2025-12-31 BELFB $7,802 46
2025-12-31 $3,339 22
2025-09-30 BELFB $12,973 92
2025-09-30 $2,559 22