13F Insight
DOSSIER · 13F-HR · Q2 2026

Optiver Holding B.V.

$370.7B in tracked AUM across 2,950 positions as of Q2 2026.

OH
CIK 0001859606 · last filed Jun 30, 2026
Total AUM
$370.7B
as of Q2 2026
Holdings
2,950
—
positions
Whale Score
0
0
tracked
Activity
—
no data
changes this Q
AI Analysis · Q2 2026

Optiver Holding B.V. is a market maker whose 13F holdings are hedged inventory. Position changes in this filing reflect inventory / hedging activity rather than investment conviction. 13F Insight does not generate AI analysis for this filer type.

Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
78462F953
STATE STR SPDR S&P 500 ETF T
$64.4B86.2M17.4%02
78462F903
STATE STR SPDR S&P 500 ETF T
$55.5B74.3M15.0%03
46090E903
INVESCO QQQ TR
$33.8B45.8M9.1%04
46090E953
INVESCO QQQ TR
$28.4B38.6M7.7%05
464287955
ISHARES TR
$14.8B49.8M4.0%06
595112903
MICRON TECHNOLOGY INC
$11.1B9.6M3.0%07
464287905
ISHARES TR
$10.1B33.9M2.7%08
78463V907
SPDR GOLD TR
$9.5B25.8M2.6%09
595112953
MICRON TECHNOLOGY INC
$8.7B7.5M2.3%10
88160R901
TESLA INC
$6.1B14.5M1.6%

Filing history

2026Q2Jun 30
$370.7B▲ 28.0%
2,950 positionsView →2026Q1Mar 31
$289.5B▲ 7.7%
2,361 positionsView →2025Q4Dec 31
$268.8B▲ 7.3%
2,497 positionsView →2025Q3Sep 30
$250.6B▲ 19.2%
2,707 positionsView →2025Q2Jun 30
$210.2B▲ 22.3%
1,471 positionsLocked2025Q1Mar 31
$172.0B▼ 11.2%
1,352 positionsLocked2024Q4Dec 31
$193.6B▲ 0.9%
1,059 positionsLocked2024Q3Sep 30
$191.8B▲ 3.5%
951 positionsLocked2024Q2Jun 30
$185.4B▼ 0.3%
914 positionsLocked2024Q1Mar 31
$185.9B▲ 13.6%
694 positionsLocked2023Q4Dec 31
$163.7B▲ 10.9%
500 positionsLocked2023Q3Sep 30
$147.5B▲ 5.0%
571 positionsLocked
Showing 12 of 20