2026 Q3 Portfolio Activity
In 2026 Q3, Mizuho Securities Co. Ltd. maintained a portfolio of 29 distinct positions. The most significant new addition was ASE TECHNOLOGY HLDG CO LTD, now representing 11.46% of the total fund value. They heavily accumulated shares in AMAZON COM INC, increasing the position by 336.4%. Conversely, Mizuho Securities Co. Ltd. completely exited their position in TRIPCOMGROUPLTD.
Position History
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Total Positions
29
Quarter
2026 Q3
Top Holding
BILI (28.0%)
Top 10 Concentration
86.2%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-29 of 29
Mizuho Securities Co. Ltd. Full Holdings List — 2026 Q3
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BILI
BILIBILI INC
|
Communication Services | 28.01% | 21.80% |
#1
1
Prev: #2
|
7.0 |
—
|
no change | no change |
P
S
|
74,206 | $1,114,574 |
$30.03
-56.1%
|
2021 Q2 | 13F Filing | 2026-09-30 | 2026-11-04 | ||
|
ASX
ASE TECHNOLOGY ...
|
Technology | 11.46% | — |
#2
Prev: #—
|
9.0 |
—
|
10,259 | — |
NEW
|
10,259 | $456,115 |
$6.39
+511.1%
|
2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | ||
|
ARM
ARM HOLDINGS PL...
|
Technology | 10.63% | — |
#3
Prev: #—
|
8.5 |
—
|
1,460 | — |
NEW
|
1,460 | $422,904 |
$101.48
+99.5%
|
2023 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | ||
|
ISRG
INTUITIVE SURGI...
|
Healthcare | 8.18% | — |
#4
Prev: #—
|
7.3 |
—
|
800 | — |
NEW
|
800 | $325,304 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
BABA
ALIBABA GROUP H...
|
Consumer Cyclical | 7.43% | 4.49% |
#5
2
Prev: #3
|
4.5 |
—
|
no change | no change |
P
S
|
2,750 | $295,735 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
JD
JD.COM INC
|
Consumer Cyclical | 6.08% | 3.50% |
#6
2
Prev: #4
|
3.4 |
—
|
no change | no change |
P
S
|
9,100 | $242,060 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
CHT
CHUNGHWA TELECO...
|
Communication Services | 5.27% | — |
#7
Prev: #—
|
5.6 |
—
|
4,615 | — |
NEW
|
4,615 | $209,890 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
SPCX
SPACE EXPLORATI...
|
ETF | 3.18% | — |
#8
Prev: #—
|
4.8 |
—
|
840 | — |
NEW
|
840 | $126,722 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 3.01% | 0.30% |
#9
1
Prev: #10
|
4.2 |
—
|
370 | 336.4% |
P
S
|
480 | $119,592 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
DIS
DISNEY WALT CO
|
Communication Services | 2.90% | — |
#10
Prev: #—
|
4.7 |
—
|
1,100 | — |
NEW
|
1,100 | $115,390 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
ILMN
ILLUMINA INC
|
Healthcare | 2.68% | — |
#11
Prev: #—
|
4.6 |
—
|
390 | — |
NEW
|
390 | $106,735 | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
AAPL
APPLE INC
|
Technology | 2.68% | — |
#12
Prev: #—
|
4.6 |
—
|
320 | — |
NEW
|
320 | $106,566 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
META
META PLATFORMS ...
|
Communication Services | 2.55% | 0.19% |
#13
Prev: #13
|
4.0 |
—
|
115 | 460.0% |
P
S
|
140 | $101,525 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 2.00% | — |
#14
Prev: #—
|
4.3 |
—
|
300 | — |
NEW
|
300 | $79,422 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
ANET
ARISTA NETWORKS...
|
Technology | 1.53% | — |
#15
Prev: #—
|
4.1 |
—
|
300 | — |
NEW
|
300 | $61,077 | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
LI
LI AUTO INC
|
Consumer Cyclical | 1.13% | 0.92% |
#16
9
Prev: #7
|
1.5 |
—
|
no change | no change |
P
S
|
3,950 | $44,872 | 2025 Q2 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
QCOM
QUALCOMM INC
|
Technology | 0.88% | — |
#17
Prev: #—
|
3.9 |
—
|
190 | — |
NEW
|
190 | $34,968 | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
PYPL
PAYPAL HLDGS IN...
|
Financial Services | 0.30% | — |
#18
Prev: #—
|
3.6 |
—
|
230 | — |
NEW
|
230 | $12,082 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
DASH
DOORDASH INC
|
Consumer Cyclical | 0.09% | — |
#19
Prev: #—
|
3.5 |
—
|
20 | — |
NEW
|
20 | $3,671 | 2021 Q1 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
TSLA
TESLAINC
|
Consumer Cyclical | 0.00% | 0.09% |
Sold All 😨
(Was: #16) |
0.0 |
—
|
-18 | -100.0% |
CLOSED
|
— | $— | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
UMC
UNITEDMICROELEC...
|
Technology | 0.00% | 0.09% |
Sold All 😨
(Was: #15) |
0.0 |
—
|
-782 | -100.0% |
CLOSED
|
— | $— | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
GOOGL
ALPHABETINC
|
Communication Services | 0.00% | 0.15% |
Sold All 😨
(Was: #14) |
0.0 |
—
|
-40 | -100.0% |
CLOSED
|
— | $— | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
ALB
ALBEMARLECORP
|
Basic Materials | 0.00% | 0.23% |
Sold All 😨
(Was: #12) |
0.0 |
—
|
-100 | -100.0% |
CLOSED
|
— | $— | 2019 Q2 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
T
AT&TINC
|
Communication Services | 0.00% | 0.29% |
Sold All 😨
(Was: #11) |
0.0 |
—
|
-780 | -100.0% |
CLOSED
|
— | $— | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
MSFT
MICROSOFTCORP
|
Technology | 0.00% | 0.43% |
Sold All 😨
(Was: #9) |
0.0 |
—
|
-90 | -100.0% |
CLOSED
|
— | $— | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
MA
MASTERCARDINCOR...
|
Financial Services | 0.00% | 0.52% |
Sold All 😨
(Was: #8) |
0.0 |
—
|
-80 | -100.0% |
CLOSED
|
— | $— | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
IAU
ISHARESGOLDTR
|
ETF | 0.00% | 0.95% |
Sold All 😨
(Was: #6) |
0.0 |
—
|
-830 | -100.0% |
CLOSED
|
— | $— | 2021 Q2 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
NVDA
NVIDIACORPORATI...
|
Technology | 0.00% | 2.02% |
Sold All 😨
(Was: #5) |
0.0 |
—
|
-890 | -100.0% |
CLOSED
|
— | $— | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-04 | |||
|
TCOM
TRIPCOMGROUPLTD
|
Consumer Cyclical | 0.00% | 64.02% |
Sold All 😨
(Was: #1) |
0.0 |
—
|
-98,740 | -100.0% |
CLOSED
|
— | $— | 2020 Q2 | 13F Filing | 2026-09-30 | 2026-11-04 |
Showing 1-29 of 29 holdings