WT Asset Management Ltd — 13F Holdings & Portfolio
CIK 1780365 · latest 13F-HR filed 2026-08-07
WT Asset Management Ltd manages $5.05B in 13F-reported U.S. long-equity assets across 29 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are SNDK (11.11%), STX (10.78%), WDC (9.91%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 11 new positions and exited 14; 8 existing positions rose in reported value and 5 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-08-07
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
3 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 80.1%Cumulative share of the portfolio held in the largest N positions.
CENTRAL, HONG KONG 00000
China
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| GE, JIE Control | COO & CCO | Less than 5% | Individual |
| Wang, Tongshu Control | 100% OWNER OF WT ASSET MANAGEMENT LIMITED, DIRECTOR, CHIEF INVESTMENT OFFICER | 75% or more | Individual |
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- SEAGATE TECHNOLOGY HLDNGS PL$353.1M +184.0%
- WESTERN DIGITAL CORP$280.0M +126.7%
- MICRON TECHNOLOGY INC$230.8M +87.2%
- TERADYNE INC$155.4M +94.8%
- REDDIT INC$86.0M +299.6%
Top Trims
- LUMENTUM HLDGS INC-$475.2M -49.0%
- MODINE MFG CO-$173.6M -68.9%
- UNITY SOFTWARE INC-$41.5M -87.9%
- AMER SPORTS INC-$25.9M -40.8%
- ALIBABA GROUP HLDG LTD-$64.3K -13.6%
New Positions
- STMICROELECTRONICS N V$431.1M
- APPLIED MATLS INC$268.8M
- TAIWAN SEMICONDUCTOR MANUFAC$218.2M
- LAM RESEARCH CORP$213.7M
- INTEL CORP$162.9M
Exited Positions
- COHERENT CORP$637.5M
- CORNING INC$269.0M
- TOWER SEMICONDUCTOR LTD$257.5M
- AMAZON COM INC$167.8M
- KEYSIGHT TECHNOLOGIES INC$163.0M
WT Asset Management Ltd Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | SANDISK CORP | SNDK | 80004C200 | $561.5M | 11.11% | 246,939 | SH |
| 2 | SEAGATE TECHNOLOGY HLDNGS PL | STX | G7997R103 | $545.0M | 10.78% | 564,716 | SH |
| 3 | WESTERN DIGITAL CORP | WDC | 958102105 | $500.9M | 9.91% | 784,212 | SH |
| 4 | MICRON TECHNOLOGY INC | MU | 595112103 | $495.5M | 9.81% | 429,300 | SH |
| 5 | LUMENTUM HLDGS INC | LITE | 55024U109 | $494.7M | 9.79% | 576,519 | SH |
| 6 | STMICROELECTRONICS N V | STM | 861012102 | $431.1M | 8.53% | 5,755,892 | SH |
| 7 | TERADYNE INC | TER | 880770102 | $319.4M | 6.32% | 660,196 | SH |
| 8 | APPLIED MATLS INC | AMAT | 038222105 | $268.8M | 5.32% | 371,798 | SH |
| 9 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $218.2M | 4.32% | 456,906 | SH |
| 10 | LAM RESEARCH CORP | LRCX | 512807306 | $213.7M | 4.23% | 493,233 | SH |
| 11 | ASML HLDG NV | ASML | N07059210 | $209.5M | 4.15% | 105,329 | SH |
| 12 | INTEL CORP | INTC | 458140100 | $162.9M | 3.22% | 1,166,919 | SH |
| 13 | SPACE EXPLORATION TECHN CORP | SPCX | 84615Q103 | $130.2M | 2.58% | 761,964 | SH |
| 14 | REDDIT INC | RDDT | 75734B100 | $114.8M | 2.27% | 661,178 | SH |
| 15 | ASTERA LABS INC | ALAB | 04626A103 | $86.3M | 1.71% | 178,711 | SH |
| 16 | FORMFACTOR INC | FORM | 346375108 | $85.5M | 1.69% | 534,492 | SH |
| 17 | MODINE MFG CO | MOD | 607828100 | $78.4M | 1.55% | 293,655 | SH |
| 18 | APPLOVIN CORP | APP | 03831W108 | $73.1M | 1.45% | 141,799 | SH |
| 19 | AMER SPORTS INC | AS | G0260P102 | $37.6M | 0.74% | 1,111,337 | SH |
| 20 | SEA LTD | — | 81141RAG5 | $9.2M | 0.18% | 9,258,000 | PRN |
| 21 | UNITY SOFTWARE INC | U | 91332U101 | $5.7M | 0.11% | 199,368 | SH |
| 22 | ROBLOX CORP | RBLX | 771049103 | $5.0M | 0.10% | 91,679 | SH |
| 23 | KE HLDGS INC | BEKE | 482497104 | $3.7M | 0.07% | 254,458 | SH |
| 24 | TRIP COM GROUP LTD | TRPCF | 89677QAB3 | $687.9K | 0.01% | 699,000 | PRN |
| 25 | LIFTOFF MOBILE INC | LFTO | 53229X101 | $480.4K | 0.01% | 20,000 | SH |
| 26 | ORACLE CORP | ORCLPD | 68389X204 | $449.5K | 0.01% | 10,000 | SH |
| 27 | COINBASE GLOBAL INC | COIN | 19260QAF4 | $448.6K | 0.01% | 500,000 | PRN |
| 28 | ALIBABA GROUP HLDG LTD | BABAF | 01609WBG6 | $409.0K | 0.01% | 347,000 | PRN |
| 29 | QFIN HOLDINGS INC | QFIN | 88557WAB7 | $222.0K | 0.00% | 250,000 | PRN |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-07 | $5.05B | 29 | 0001780365-26-000005 |
| 2026-03-31 | 2026-05-07 | $4.77B | 32 | 0001780365-26-000003 |
| 2025-12-31 | 2026-01-29 | $2.52B | 42 | 0001780365-26-000001 |
HONG KONG, K3 999077