ALKEON CAPITAL MANAGEMENT LLC
SEC Form 13F institutional filer · CIK 0001230239
13F-HR · 45 reported holdings · 2026-03-31
Alkeon Capital Management LLC is a hedge fund.
Reported long-US-equity value
$17.37B
Top-10 concentration
52.3%
ALKEON CAPITAL MANAGEMENT LLC — $17.4B AUM allocation strategy
ALKEON CAPITAL MANAGEMENT LLC files SEC Form 13F and reports $17.4B of long US equity value across 45 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 30.4%, followed by Communication Services 15.5% and Consumer Discretionary 12.8%.
The top 10 holdings account for 52% 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.
ALKEON CAPITAL MANAGEMENT LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$17.4B
total across 45 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
52% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$APH +873K sh · +$77.4M+$VST +600K sh · +$68.8M+$ETR +590K sh · +$121M
Biggest trims (shares)
−$LRCX −2.52M sh · −$266M−$MSFT −775K sh · −$511M−$GOOG −744K sh · −$362M
Exited to nil (held last quarter, gone now)
$DELL ($134M last qtr)$CMI ($97M last qtr)$SPY ($89.7M last qtr)$AMT ($75.2M last qtr)$IWM ($44.2M 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)
- Interactive Media & Services15.5%—
- Semiconductor Materials & Equipment14.4%—
- Broadline Retail7.0%—
- Application Software6.2%—
- Construction Materials4.9%—
- Transaction & Payment Processing Services4.8%—
- Semiconductors3.8%—
- Electrical Components & Equipment3.6%—
- Other holdings39.9%—
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
9 of 9 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $GOOG | Alphabet Inc. Class C Capital Stock | 5.06M | $1.45B | -744K | 8.4% |
| $META | Meta Platforms Inc | 2.15M | $1.23B | +153K | 7.1% |
| $AMZN | Amazon.com Inc | 5.81M | $1.21B | +8.4K | 7.0% |
| $KLAC | KLA Corporation | 581K | $855M | -129K | 4.9% |
| $LRCX | Lam Research Corporation | 3.9M | $833M | -2.52M | 4.8% |
| $TER | Teradyne Inc | 2.79M | $827M | +357K | 4.8% |
| $ADI | Analog Devices Inc | 2.07M | $658M | +48.3K | 3.8% |
| $VRT | Vertiv Holdings LLC | 2.5M | $627M | +499K | 3.6% |
| $SNPS | Synopsys Inc | 1.57M | $622M | +566K | 3.6% |
…and 36 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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