Central Asset Investments & Management Holdings (HK) Ltd
SEC Form 13F institutional filer · CIK 0001583672
13F-HR · 10 reported holdings · 2026-03-31
Reported long-US-equity value
$0.08B
Top-10 concentration
100.0%
Central Asset Investments & Management Holdings (HK) Ltd — $81.7M AUM allocation strategy
Central Asset Investments & Management Holdings (HK) Ltd files SEC Form 13F and reports $81.7M of long US equity value across 10 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 99.3%, followed by Materials 0.4% and Energy 0.3%.
The top 10 holdings account for 100% of reported value — a conviction-weighted book concentrated in its best ideas. The sector and industry splits below are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
Central Asset Investments & Management Holdings (HK) Ltd — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$81.7M
total across 10 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
100% of value
higher = narrower conviction; lower = spread / hedging
Biggest trims (shares)
−$WDC −60.2K sh · −$3.14M−$STX −48.1K sh · −$8.59M−$NVDA −40.2K sh · −$7.6M
Exited to nil (held last quarter, gone now)
$GOOGL ($7M last qtr)$JPM ($3.83M last qtr)$GS ($3.49M last qtr)$MS ($2.46M last qtr)$PANW ($917K last qtr)
Sector allocation (share of reported value)
each slice is a share of the reported long-US-equity value — smaller sectors and the rest of the book roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Industry allocation (share of reported value)
- Technology Hardware, Storage & Peripherals74.5%—
- Semiconductors24.1%—
- Semiconductor Materials & Equipment0.5%—
- Specialty Chemicals0.4%—
- Oil & Gas Refining & Marketing0.3%—
- Electronic Manufacturing Services0.3%—
the finer GICS cut of the same book — same denominator — smaller industries roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Top S&P 500 holdings
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $SNDK | Sandisk Corporation | 39.7K | $25.2M | -13.1K | 30.9% |
| $WDC | Western Digital Corporation | 73.6K | $19.9M | -60.2K | 24.4% |
| $MU | Micron Technology Inc | 51K | $17.2M | -32.8K | 21.1% |
| $STX | Seagate Technology Holdings PLC | 40.1K | $15.7M | -48.1K | 19.2% |
| $NVDA | NVIDIA Corporation | 8.18K | $1.43M | -40.2K | 1.7% |
| $AMD | Advanced Micro Devices Inc | 5K | $1.02M | — | 1.2% |
| $LRCX | Lam Research Corporation | 1.9K | $406K | — | 0.5% |
| $ALB | Albemarle Corporation | 1.7K | $305K | +0 | 0.4% |
| $VLO | Valero Energy Corporation | 1K | $247K | — | 0.3% |
| $FLEX | Flex Ltd | 8.2K | $244K | — | 0.3% |
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
← All 13F filers·← QuantOrb.pro
How to read Δ QoQ — the five insight categories, and the caveats
The categories. Analysts, quants and retail traders look past total portfolio value to isolate actionable signals. Five categories matter.
Conviction & concentration shifts
New positions vs complete exits — a brand-new stock signals high conviction; a full liquidation suggests a broken thesis or tax-loss harvesting. Aggressive sizing — look at share count, not dollars: a 20% share increase during a drawdown is strong dip-buying. Concentration — a narrowing top-5/10 means conviction; spreading capital across more names means hedging.
Sector & macro allocation rotations
Aggregating Δ QoQ moves across sectors shows where smart money is leaning in or sneaking out — rotating out of growth into defensives or energy, for example. The fund's total long equity exposure quarter-over-quarter is a proxy for overall institutional risk appetite.
Crowding & smart-money consensus
When several managers initiate or expand the same stock in the same quarter, that is institutional consensus. Contrarian reads: top pickers buying hard into a beaten-down name the market is selling.
Derivative & option overlays
Reported call/put changes indicate whether managers are adding downside hedges or leveraging upside exposure. Note: a long increase may be half of a market-neutral pair trade.
Who reads this
| Retail "cloners" | High-conviction ideas to replicate ~45 days after quarter-end. |
| Corporate IR | Which funds bought or dumped the stock, before the next call. |
| Quant / algo traders | Cross-sectional factor inputs: flow, momentum, ownership. |
Four caveats before you trade on it
- 45-day lag — holdings are quarter-end; positions may already be closed.
- Long-only — 13Fs miss shorts, pair trades and cash.
- No non-US / fixed income — the picture is US equities plus options.
- Corporate actions — splits and spinoffs distort raw share deltas.
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