Ken Griffin (Citadel)

Ken Griffin's Citadel Advisors — one of the largest and most profitable hedge funds ever.

Latest filing
2026-03-31
Filed on
2026-05-15
Positions
4,546
13F AUM
$123.93B

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Top 20 Current Positions

IssuerCUSIPSharesValue
NVIDIA CORPORATION67066G10411.23M$1.96B
APPLE INC0378331005.94M$1.51B
AMAZON COM INC0231351066.34M$1.32B
ALPHABET INC02079K3054.43M$1.27B
TESLA INC88160R1012.91M$1.08B
JPMORGAN CHASE & CO46625H1003.31M$973.9M
PALANTIR TECHNOLOGIES INC69608A1086.43M$940.7M
COSTCO WHOLESALE CORPORATION22160K105874.8K$871.7M
TJX COS INC NEW8725401095.24M$837.3M
MASTERCARD INCORPORATED57636Q1041.68M$837.0M
T-MOBILE US INC8725901043.89M$817.3M
LOCKHEED MARTIN CORP5398301091.35M$815.4M
BERKSHIRE HATHAWAY INC DEL0846707021.62M$777.1M
MICRON TECHNOLOGY INC5951121032.29M$773.8M
ADOBE INC00724F1013.13M$760.6M
BRISTOL-MYERS SQUIBB CO11012210811.54M$699.6M
PROGRESSIVE CORP7433151033.53M$699.4M
BROADCOM INC11135F1012.23M$688.7M
ROBLOX CORP77104910312.04M$681.2M
ALNYLAM PHARMACEUTICALS INC02043Q1071.99M$659.3M

Q-over-Q Changes (2025-12-31 → 2026-03-31)

New positions (659 total)

IssuerPrior sharesLatest sharesΔ Value
RTX CORPORATION1.96M+$377.3M
LAS VEGAS SANDS CORP4.17M+$224.8M
BANK AMERICA CORP94.4K+$112.5M
HOWMET AEROSPACE INC482.4K+$111.2M
FIRST TR EXCHANGE-TRADED FD1.06M+$98.3M
VANGUARD ADMIRAL FDS INC229.8K+$93.7M
INVESCO EXCH TRADED FD TR II1.08M+$85.5M
VANGUARD WORLD FD669.1K+$80.8M
SUNOCOCORP LLC1.29M+$79.6M
BROWN & BROWN INC1.17M+$76.0M

Added to (1734 total)

IssuerPrior sharesLatest sharesΔ Value
LOCKHEED MARTIN CORP1.0K1.35M+$814.9M
ROSS STORES INC5.0K2.81M+$608.3M
T-MOBILE US INC1.18M3.89M+$577.0M
PROGRESSIVE CORP946.3K3.53M+$483.9M
ALNYLAM PHARMACEUTICALS INC616.1K1.99M+$414.3M
REGENERON PHARMACEUTICALS281.2K812.2K+$410.6M
GUARDANT HEALTH INC2.0K4.23M+$390.5M
WASTE CONNECTIONS INC1.08M3.44M+$370.2M
ILLINOIS TOOL WKS INC93.7K1.47M+$359.1M
WESTERN DIGITAL CORP62.58M89.23M+$351.8M

Reduced (1131 total)

IssuerPrior sharesLatest sharesΔ Value
INTUITIVE SURGICAL INC459.9K5.1K−$258.1M
ADOBE INC742.0K10.1K−$257.2M
BRISTOL-MYERS SQUIBB CO4.66M18.4K−$250.4M
MASTERCARD INCORPORATED441.5K4.9K−$249.6M
ROBLOX CORP3.01M62.7K−$240.1M
MARSH & MCLENNAN COS INC1.25M1.6K−$231.6M
SELECT SECTOR SPDR TR2.80M1.30M−$231.2M
REPUBLIC SVCS INC1.04M1.4K−$220.9M
COSTCO WHOLESALE CORPORATION259.1K8.0K−$215.5M
AMERICAN TOWER CORP1.22M2.6K−$213.1M

Sold out entirely (451 total)

IssuerPrior sharesLatest sharesΔ Value
FIRST TR EXCHANGE-TRADED FD305.5K−$82.2M
ISHARES TR312.7K−$66.3M
NEW GOLD INC CDA6.86M−$59.8M
FORD MTR CO55.00M−$57.1M
CANADIAN PACIFIC KANSAS CITY682.0K−$50.2M
EXPEDIA GROUP INC43.45M−$48.5M
IONIS PHARMACEUTICALS INC30.25M−$48.0M
INVESCO EXCHANGE TRADED FD T586.8K−$44.0M
BURLINGTON STORES INC148.6K−$42.9M
BURLINGTON STORES INC27.73M−$41.1M

View this filer's raw filings on SEC EDGAR →

Data from SEC EDGAR quarterly 13F-HR filings. 13F filings are due 45 days after quarter end and reflect equity positions only (no shorts, no options, no non-US listings). By law they lag reality by up to 6 weeks — treat as historical, not real-time.