DOSSIER · 13F-HR · Q1 2026

Mizuho Markets Cayman LP

$1.9B in tracked AUM across 86 positions as of Q1 2026.

MM
CIK 0001803149 · last filed Mar 31, 2026
Total AUM
$1.9B
as of Q1 2026
Holdings
86
positions
Whale Score
68
68
tracked
Activity
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of Mizuho Markets Cayman LP SEC 13F Filing
Portfolio Overview

The filing for the period ending September 30, 2025, reveals a dramatic transformation in the portfolio managed by Mizuho Markets Cayman LP. The total portfolio value plummeted by 69.6%, declining from $1.39 billion in the previous quarter (June 30, 2025) to $423.81 million. This reduction is not merely a function of market depreciation but indicates a significant strategic pivot or capital re...

The portfolio has shifted from a broader strategy to a highly concentrated one. The number of holdings stands at 44, but the allocation is heavily skewed toward the top two assets, which together command over 68% of the total portfolio value. The activity level was exceptionally high, with 0 positions remaining unchanged, suggesting a complete overhaul of the fund's exposure during the third quarter.

Key Holdings

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
GEHC
GE HEALTHCARE TECHNOLOGIES I
$218M3.1M11.7%
02
META
META PLATFORMS INC
$200M698K10.7%
03
MSFT
MICROSOFT CORP
$197M1.1M10.6%
04
AMGN
AMGEN INC
$172M489K9.3%
05
ADI
ANALOG DEVICES INC
$150M472K8.1%
06
XOM
EXXON MOBIL CORP
$149M880K8.0%
07
DELL
DELL TECHNOLOGIES INC
$114M697K6.2%
08
MCHP
MICROCHIP TECHNOLOGY INC.
$100M1.6M5.4%
09
SHY
ISHARES TR
$54M650K2.9%
10
MKSI
MKS INC.
$40M175K2.2%

Filing history

2026Q1Mar 31
$1.9B 6.2%
86 positionsView →
2025Q4Dec 31
$2.0B 69.1%
93 positionsView →
2025Q3Sep 30
$1.2B 15.9%
68 positionsView →
2025Q2Jun 30
$1.4B 5712.2%
77 positionsLocked
2025Q1Mar 31
$24M 45.2%
21 positionsLocked
2024Q4Dec 31
$44M 82.9%
36 positionsLocked
2024Q3Sep 30
$24M 6.2%
27 positionsLocked
2024Q2Jun 30
$23M 87.7%
28 positionsLocked
2024Q1Mar 31
$184M 26.4%
61 positionsLocked
2023Q4Dec 31
$145M 41.4%
56 positionsLocked
2023Q3Sep 30
$248M 90.0%
72 positionsLocked
2023Q2Jun 30
$2.5B 0.0%
81 positionsLocked
Showing 12 of 26