CITADEL ADVISORS LLC
SEC Form 13F institutional filer · CIK 0001423053
13F-HR · 516 reported holdings · 2026-03-31
Hedge fund, multi-strategy.
Reported long-US-equity value
$80.74B
Top-10 concentration
20.0%
CITADEL ADVISORS LLC — $80.7B AUM allocation strategy
CITADEL ADVISORS LLC files SEC Form 13F and reports $80.7B of long US equity value across 516 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 10.1%, followed by Communication Services 4.2% and Consumer Discretionary 3.8%.
The top 10 holdings account for 20% of reported value — a broadly spread portfolio. 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.
CITADEL ADVISORS LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$80.7B
total across 516 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
20% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$WBD +17.6M sh · +$467M+$KVUE +8.24M sh · +$142M+$PPL +6.5M sh · +$254M
Biggest trims (shares)
−$HPE −10.5M sh · −$253M−$HBAN −6.89M sh · −$123M−$AMZN −6.04M sh · −$1.58B
Exited to nil (held last quarter, gone now)
$VTI ($24.6M last qtr)$XLC ($10.6M last qtr)$VB ($3.84M last qtr)$SRTY ($2.97M last qtr)$URTY ($2.08M 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)
- Semiconductors7.2%—
- Interactive Media & Services3.2%—
- Broadline Retail2.1%—
- Technology Hardware, Storage & Peripherals1.7%—
- Systems Software1.2%—
- Asset Management & Custody Banks1.1%—
- Broadcasting1.0%—
- Automobile Manufacturers1.0%—
- Other holdings81.7%—
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
8 of 8 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 18.7M | $3.26B | -2.89M | 4.0% |
| $AMZN | Amazon.com Inc | 8.1M | $1.69B | -6.04M | 2.1% |
| $MU | Micron Technology Inc | 4.6M | $1.55B | +1.54M | 1.9% |
| $AAPL | Apple Inc | 5.21M | $1.32B | -307K | 1.6% |
| $META | Meta Platforms Inc | 1.87M | $1.05B | +1.02M | 1.3% |
| $AVGO | Broadcom Inc | 3.26M | $1.01B | -604K | 1.2% |
| $MSFT | Microsoft Corporation | 2.64M | $977M | -625K | 1.2% |
| $BLK | BlackRock Inc | 3.4M | $856M | -529K | 1.1% |
…and 508 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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