CAXTON ASSOCIATES LLP
SEC Form 13F institutional filer · CIK 0002051323
13F-HR · 241 reported holdings · 2026-03-31
Hedge fund manager.
Reported long-US-equity value
$2.99B
Top-10 concentration
81.8%
CAXTON ASSOCIATES LLP — $2.99B AUM allocation strategy
CAXTON ASSOCIATES LLP files SEC Form 13F and reports $2.99B of long US equity value across 241 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 45.0%, followed by Communication Services 22.1% and Industrials 9.4%.
The top 10 holdings account for 82% 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.
CAXTON ASSOCIATES LLP — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$2.99B
total across 241 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
82% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$WBD +15.8M sh · +$432M+$NVDA +1.72M sh · +$289M+$MSFT +1.11M sh · +$389M
Biggest trims (shares)
−$AMD −961K sh · −$219M−$GILD −549K sh · −$67.3M−$AVGO −478K sh · −$166M
Exited to nil (held last quarter, gone now)
$TSLA ($975M last qtr)$GOOGL ($82.5M last qtr)$HLT ($34.2M last qtr)$HON ($28.6M last qtr)$MRK ($26.3M 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)
- Semiconductors23.5%—
- Systems Software16.1%—
- Broadcasting15.3%—
- Broadline Retail6.8%—
- Interactive Media & Services6.8%—
- Aerospace & Defense5.8%—
- Technology Hardware, Storage & Peripherals4.4%—
- Rail Transportation3.3%—
- Other holdings18.1%—
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 |
|---|---|---|---|---|---|
| $MSFT | Microsoft Corporation | 1.29M | $479M | +1.11M | 16.1% |
| $WBD | Warner Bros. Discovery Inc. Series A | 16.4M | $450M | +15.8M | 15.1% |
| $NVDA | NVIDIA Corporation | 2.57M | $449M | +1.72M | 15.0% |
| $AMD | Advanced Micro Devices Inc | 1.24M | $253M | -961K | 8.5% |
| $AMZN | Amazon.com Inc | 971K | $202M | -46.1K | 6.8% |
| $META | Meta Platforms Inc | 352K | $201M | +335K | 6.7% |
| $AAPL | Apple Inc | 518K | $131M | +286K | 4.4% |
| $BA | Boeing Company | 612K | $122M | +600K | 4.1% |
| $NSC | Norfolk Southern Corporation | 338K | $97M | +259K | 3.3% |
| $KVUE | Kenvue Inc | 3.34M | $57.6M | — | 1.9% |
…and 231 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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