Vault-13

WT Asset Management Ltd

HONG KONG, K3 · CIK 1780365 · 13F filing filed 2026-08-07

Exempt reporting adviser since 2020 · other (specify)

As an employer

Offices

From Form ADV: the main office and the other offices where it does advisory work (at most the 25 largest), with the people doing investment work at each. “About” is worked out: the firm's investment staff less its other offices. Each city links to the other managers there.

CityCountryPeople
Central, Hong Kong (main office)China China
ShenzhenChina China3
$5.1bn reported value +5.9% vs Q1 2026
29positions
80.1%in top 10
11 new 4 added 8 reduced 14 sold out vs Q1 2026

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 SANDISK CORP COM SNDK SNDK 246,939 $561.5m11.11% 11.11% ReducedShares held: Q3 2025 40.0k, Q4 2025 210.7k, Q1 2026 828.8k, Q2 2026 246.9k -581.8k -581,839 -70.2%
2 SEAGATE TECHNOLOGY HLDNGS PL ORD SHS STX STX 564,716 $545.0m10.78% 10.78% AddedShares held: Q3 2025 95.0k, Q4 2025 211.2k, Q1 2026 489.8k, Q2 2026 564.7k +74.9k +74,931 15.3%
3 WESTERN DIGITAL CORP COM WDC WDC 784,212 $500.9m9.91% 9.91% ReducedShares held: Q3 2025 499.3k, Q4 2025 411.5k, Q1 2026 816.7k, Q2 2026 784.2k -32.5k -32,495 -4.0%
4 MICRON TECHNOLOGY INC COM MU MU 429,300 $495.5m9.81% 9.81% ReducedShares held: Q3 2025 0, Q4 2025 901.6k, Q1 2026 783.7k, Q2 2026 429.3k -354.4k -354,386 -45.2%
5 LUMENTUM HLDGS INC COM LITE LITE 576,519 $494.7m9.79% 9.79% ReducedShares held: Q3 2025 710.2k, Q4 2025 498.4k, Q1 2026 1.4m, Q2 2026 576.5k -803.6k -803,625 -58.2%
6 STMICROELECTRONICS N V NY REGISTRY STM STM 5,755,892 $431.1m8.53% 8.53% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 5.8m
7 TERADYNE INC COM TER TER 660,196 $319.4m6.32% 6.32% AddedShares held: Q3 2025 304.7k, Q4 2025 262.0k, Q1 2026 553.2k, Q2 2026 660.2k +107.0k +106,980 19.3%
8 APPLIED MATLS INC COM AMAT AMAT 371,798 $268.8m5.32% 5.32% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 371.8k
9 TAIWAN SEMICONDUCTOR MFG LTD SPONSORED ADS TSM TSM 456,906 $218.2m4.32% 4.32% NewShares held: Q3 2025 450.1k, Q4 2025 320.9k, Q1 2026 0, Q2 2026 456.9k
10 LAM RESEARCH CORP COM NEW LRCX LRCX 493,233 $213.7m4.23% 4.23% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 493.2k
11 ASML HOLDING N V N Y REGISTRY SHS ASML ASML 105,329 $209.5m4.15% 4.15% ReducedShares held: Q3 2025 0, Q4 2025 69.5k, Q1 2026 122.3k, Q2 2026 105.3k -17.0k -16,968 -13.9%
12 INTEL CORP COM INTC INTC 1,166,919 $162.9m3.22% 3.22% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 1.2m
13 SPACE EXPLORATION TECHN CORP CLASS A COM STK SPCX SPCX 761,964 $130.2m2.58% 2.58% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 762.0k
14 REDDIT INC CL A RDDT RDDT 661,178 $114.8m2.27% 2.27% AddedShares held: Q3 2025 404.2k, Q4 2025 716.9k, Q1 2026 213.3k, Q2 2026 661.2k +447.9k +447,878 210.0%
15 ASTERA LABS INC COM ALAB ALAB 178,711 $86.3m1.71% 1.71% NewShares held: Q3 2025 0, Q4 2025 92.4k, Q1 2026 0, Q2 2026 178.7k
16 FORMFACTOR INC COM FORM FORM 534,492 $85.5m1.69% 1.69% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 534.5k
17 MODINE MFG CO COM MOD MOD 293,655 $78.4m1.55% 1.55% ReducedShares held: Q3 2025 0, Q4 2025 518.7k, Q1 2026 1.2m, Q2 2026 293.7k -869.3k -869,345 -74.8%
18 APPLOVIN CORP COM CL A APP APP 141,799 $73.1m1.45% 1.45% AddedShares held: Q3 2025 206.8k, Q4 2025 75.4k, Q1 2026 81.2k, Q2 2026 141.8k +60.6k +60,599 74.6%
19 AMER SPORTS INC COM SHS AS AS 1,111,337 $37.6m0.74% 0.74% ReducedShares held: Q3 2025 3.5m, Q4 2025 2.4m, Q1 2026 1.9m, Q2 2026 1.1m -817.4k -817,392 -42.4%
20 SEA LTD NOTE 0.250% 9/1 · principal SEALTD 0.25 09.15.26 · principal SEALTD 0.25 09.15.26 9,258,000 $9.2m0.18% 0.18% UnchangedPrincipal held: Q3 2025 9.3m, Q4 2025 9.3m, Q1 2026 9.3m, Q2 2026 9.3m
21 UNITY SOFTWARE INC COM U U 199,368 $5.7m0.11% 0.11% ReducedShares held: Q3 2025 0, Q4 2025 1.3m, Q1 2026 2.2m, Q2 2026 199.4k -2.0m -1,951,632 -90.7%
22 ROBLOX CORP CL A RBLX RBLX 91,679 $5.0m0.10% 0.10% NewShares held: Q3 2025 1.1m, Q4 2025 0, Q1 2026 0, Q2 2026 91.7k
23 KE HLDGS INC SPONSORED ADS BEKE BEKE 254,458 $3.7m0.07% 0.07% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 254.5k
24 TRIP COM GROUP LTD NOTE 0.750% 6/1 · principal TCOM 0.75 06.15.29 · principal TCOM 0.75 06.15.29 699,000 $687.9k0.01% 0.01% UnchangedPrincipal held: Q3 2025 699.0k, Q4 2025 699.0k, Q1 2026 699.0k, Q2 2026 699.0k
25 LIFTOFF MOBILE INC COM LFTO LFTO 20,000 $480.4k0.01% 0.01% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 20.0k
26 ORACLE CORP 6.5 DEP CUM SR D ORCL 6.5 01.15.29 D ORCL 6.5 01.15.29 D 10,000 $449.5k0.01% 0.01% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 10.0k, Q2 2026 10.0k
27 COINBASE GLOBAL INC NOTE 0.250% 4/0 · principal COIN 0.25 04.01.30 · principal COIN 0.25 04.01.30 500,000 $448.6k0.01% 0.01% UnchangedPrincipal held: Q3 2025 500.0k, Q4 2025 500.0k, Q1 2026 500.0k, Q2 2026 500.0k
28 ALIBABA GROUP HLDG LTD NOTE 0.500% 6/0 · principal BABA 0.5 06.01.31 · principal BABA 0.5 06.01.31 347,000 $409.0k0.01% 0.01% UnchangedPrincipal held: Q3 2025 347.0k, Q4 2025 347.0k, Q1 2026 347.0k, Q2 2026 347.0k
29 QFIN HOLDINGS INC NOTE 0.500% 4/0 · principal QIFTEC 0.5 04.01.30 · principal QIFTEC 0.5 04.01.30 250,000 $222.0k0.00% 0.00% UnchangedPrincipal held: Q3 2025 0, Q4 2025 0, Q1 2026 250.0k, Q2 2026 250.0k

Sold out since Q1 2026

SecurityTickerShares held beforeValue then
COHERENT CORP COHR COHR 2,676,129 $637.5m2.7m shares
CORNING INC GLW GLW 1,978,013 $269.0m2.0m shares
TOWER SEMICONDUCTOR LTD TSEM TSEM 1,467,302 $257.5m1.5m shares
AMAZON COM INC AMZN AMZN 805,900 $167.8m805.9k shares
KEYSIGHT TECHNOLOGIES INC KEYS KEYS 577,247 $163.0m577.2k shares
NVIDIA CORPORATION NVDA NVDA 693,800 $121.0m693.8k shares
AXT INC AXTI AXTI 1,347,119 $76.8m1.3m shares
NOKIA CORP NOK NOK 8,615,862 $69.3m8.6m shares
VANECK ETF TRUST GDX GDX 506,821 $46.5m506.8k shares
TRIP COM GROUP LTD TCOM TCOM 310,767 $15.5m310.8k shares
GDS HLDGS LTD GDS GDS 150,000 $6.0m150.0k shares
ROBINHOOD MKTS INC HOOD HOOD 80,000 $5.5m80.0k shares
NIO INC NIO NIO 300,000 $1.8m300.0k shares
VERTIV HOLDINGS CO VRT VRT 5,000 $1.3m5.0k shares