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Ken Griffin

Ken Griffin Citadel Advisors

AUM $618B
1-Year Est. Return 30.34%
 

Ken Griffin founded Citadel, one of the world’s largest and most successful hedge funds. Starting his trading career from his Harvard dorm room at a young age, Griffin quickly developed a keen sense for markets and built Citadel into a global powerhouse with billions in assets under management. Known for his quantitative and technology-driven strategies, Griffin has also made headlines for significant philanthropic contributions, supporting causes in education, the arts, and public institutions. Over the years, he has earned recognition as one of the preeminent figures in modern finance.

This Fund
S&P 500
This Quarter Est. Return
+5.22%
1 Year Est. Return
+30.34%
3 Year Est. Return
+94.87%
5 Year Est. Return
+105.94%
10 Year Est. Return
+434.06%
AUM
$666B
AUM Growth
+$8.72B
Cap. Flow
+$1.57B
Cap. Flow %
0.24%
Top 10 Hldgs %
22.76%
Holding
14,701
New
2,078
Increased
5,000
Reduced
5,362
Closed
2,191

Top Buys

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$2.49B
2
NVDA icon
NVIDIA
NVDA
+$2.19B
3
DIA icon
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
+$1.94B
4
TSM icon
TSMC
TSM
+$728M
5
UNH icon
UnitedHealth
UNH
+$705M

Top Sells

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$775M
2
ABBV icon
AbbVie
ABBV
+$540M
3
DAL icon
Delta Air Lines
DAL
+$434M
4
LLY icon
Eli Lilly
LLY
+$433M
5
DXCM icon
DexCom
DXCM
+$433M

Sector Composition

Rank Sector Weight
1 Technology 4.89%
2 Healthcare 2.92%
3 Financials 2.71%
4 Consumer Discretionary 2.52%
5 Industrials 2.2%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
XHR
14226
CALL
Xenia Hotels & Resorts
XHR
$1.76B
– –
-17,300
Closed -$237K
XIDE icon
14227
FT Vest US Equity Buffer & Premium Income ETF December
XIDE
$22.8M
– –
-21,048
Closed -$639K
XISE icon
14228
FT Vest US Equity Buffer & Premium Income ETF September
XISE
$35.7M
– –
-17,955
Closed -$543K
XJUN icon
14229
FT Vest US Equity Enhance & Moderate Buffer ETF June
XJUN
$139M
– –
-21,176
Closed -$894K
XMLV icon
14230
Invesco S&P MidCap Low Volatility ETF
XMLV
$747M
– –
-14,151
Closed -$899K
XNAV icon
14231
FundX Aggressive ETF
XNAV
$31.9M
– –
-9,253
Closed -$725K
XNTK icon
14232
State Street SPDR NYSE Technology ETF
XNTK
$2.27B
– –
-11,544
Closed -$3.23M
XOMA
14233
DELISTED
Xoma
XOMA
– –
-7,581
Closed -$292K
XOS icon
14234
Xos
XOS
$35.4M
– –
-10,025
Closed -$27.1K
XRAY icon
14235
CALL
Dentsply Sirona
XRAY
$2.31B
– –
-22,300
Closed -$283K
XRTX
14236
XORTX Therapeutics
XRTX
$3.79M
– –
-17,265
Closed -$69.9K
XTAP icon
14237
Innovator US Equity Accelerated Plus ETF April
XTAP
$23.2M
– –
-5,248
Closed -$208K
XTEN icon
14238
BondBloxx Bloomberg Ten Year Target Duration US Treasury ETF
XTEN
$1.05B
– –
-8,670
Closed -$404K
XTJA icon
14239
Innovator US Equity Accelerated Plus ETF January
XTJA
$20.9M
– –
-14,257
Closed -$439K
XTOC icon
14240
Innovator US Equity Accelerated Plus ETF October
XTOC
$24M
– –
-16,928
Closed -$552K
YALA
14241
CALL
Yalla Group
YALA
$823M
– –
-23,600
Closed -$177K
YBTC icon
14242
Roundhill Bitcoin Covered Call Strategy ETF
YBTC
$126M
– –
-15,989
Closed -$566K
YBTC icon
14243
PUT
Roundhill Bitcoin Covered Call Strategy ETF
YBTC
$126M
– –
-12,900
Closed -$578K
YEAR icon
14244
AB Ultra Short Income ETF
YEAR
$1.52B
– –
-88,974
Closed -$4.51M
YHGJ icon
14245
Yunhong Green CTI Ltd
YHGJ
$8.87M
– –
-3,457
Closed -$15.6K
YIBO icon
14246
Planet Image International
YIBO
$77.6M
– –
-18,070
Closed -$24.2K
YJ
14247
Yunji
YJ
$9.56M
– –
-22,470
Closed -$43.4K
YJUN icon
14248
FT Vest International Equity Buffer ETF June
YJUN
$145M
– –
-34,420
Closed -$863K
YMAR icon
14249
FT Vest International Equity Moderate Buffer ETF March
YMAR
$164M
– –
-40,131
Closed -$1.05M
YMAX icon
14250
YieldMax Universe Fund of Option Income ETFs
YMAX
$395M
– –
-67,103
Closed -$763K
568 569
570
571 572

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Ken Griffin's Q4 2025 Portfolio in Review

As of Q4 2025, Ken Griffin held 14,701 positions worth $666B, up 1.3% from $657B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

Ken Griffin's Q4 2025 filing shows 2,078 new, 5,000 increased, 5,362 reduced and 2,191 closed positions. Its largest new stake was Medline Inc: 6,006,339 shares worth $252M. The largest sale was Meta Platforms (Facebook), an estimated $775M.

By sector, the portfolio is most concentrated in Technology at 4.9% of assets, up from 3.8% a quarter earlier, followed by Healthcare and Financials.

  • Ken Griffin's largest Q4 2025 buy was Medline Inc: 6,006,339 shares worth $252M.
  • Ken Griffin added most to Amazon in Q4 2025, an estimated $2.49B increase.
  • Ken Griffin's biggest Q4 2025 reduction was Meta Platforms (Facebook), cutting an estimated $775M.
  • Ken Griffin fully exited WEX in Q4 2025, selling an estimated $131M.
  • Ken Griffin's ten largest holdings make up 23% of its $666B portfolio in Q4 2025.
  • Ken Griffin opened 2,078 new positions and closed 2,191 in Q4 2025.
  • Ken Griffin's portfolio value rose 1.3% quarter-over-quarter to $666B.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.