Melqart Asset Management (UK) Ltd
SEC Form 13F institutional filer · CIK 0001712901
13F-HR · 12 reported holdings · 2026-03-31
Reported long-US-equity value
$0.35B
Top-10 concentration
93.4%
Melqart Asset Management (UK) Ltd — $349M AUM allocation strategy
Melqart Asset Management (UK) Ltd files SEC Form 13F and reports $349M of long US equity value across 12 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 46.4%, followed by Communication Services 16.0% and Industrials 13.2%.
The top 10 holdings account for 93% 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.
Melqart Asset Management (UK) Ltd — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$349M
total across 12 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
93% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$GPN +392K sh · +$26M+$NVDA +89.3K sh · +$13.7M+$NSC +11.6K sh · +$3.08M
Biggest trims (shares)
−$WBD −537K sh · −$18.2M−$AVGO −75K sh · −$28.6M−$WDC −35.2K sh · +$241K
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)
- Semiconductors29.5%—
- Broadcasting16.0%—
- Technology Hardware, Storage & Peripherals13.9%—
- Rail Transportation13.2%—
- Personal Care Products12.4%—
- Transaction & Payment Processing Services8.3%—
- Independent Power Producers & Energy Traders3.7%—
- Application Software2.9%—
- Other holdings0.1%—
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 |
|---|---|---|---|---|---|
| $WBD | Warner Bros. Discovery Inc. Series A | 2.03M | $55.7M | -537K | 16.0% |
| $NSC | Norfolk Southern Corporation | 161K | $46.2M | +11.6K | 13.2% |
| $KVUE | Kenvue Inc | 2.51M | $43.2M | +0 | 12.4% |
| $NVDA | NVIDIA Corporation | 246K | $42.9M | +89.3K | 12.3% |
| $SNDK | Sandisk Corporation | 49.2K | $31.3M | -14.1K | 9.0% |
| $GPN | Global Payments Inc | 429K | $28.9M | +392K | 8.3% |
| $MRVL | Marvell Technology Inc | 239K | $23.7M | -29.2K | 6.8% |
| $AVGO | Broadcom Inc | 72.1K | $22.3M | -75K | 6.4% |
| $WDC | Western Digital Corporation | 64.2K | $17.4M | -35.2K | 5.0% |
| $AMD | Advanced Micro Devices Inc | 69.9K | $14.2M | +1.44K | 4.1% |
…and 2 more holdings in the full 13F filing (top positions only shown).
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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