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Ken Griffin

Ken Griffin Citadel Advisors

AUM $875B
1-Year Est. Return 40.91%
 

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
+40.91%
3 Year Est. Return
+115.85%
5 Year Est. Return
+132.1%
10 Year Est. Return
+518.81%
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
ROKT icon
7226
State Street SPDR S&P Kensho Final Frontiers ETF
ROKT
$210M
$1.06M ﹤0.01%
+12,429
New +$991K
EUAD
7227
Select STOXX Europe Aerospace & Defense ETF
EUAD
$1.24B
$1.06M ﹤0.01%
+25,090
New +$1.08M
CPT icon
7228
CALL
Camden Property Trust
CPT
$10.8B
$1.06M ﹤0.01%
9,600
+1,900
+25% +$198K
POWL icon
7229
Powell Industries
POWL
$7.42B
$1.06M ﹤0.01%
9,945
-22,140
-69% -$2.49M
MTRN icon
7230
CALL
Materion
MTRN
$5.5B
$1.06M ﹤0.01%
+8,500
New +$1.05M
NB
7231
NioCorp Developments
NB
$660M
$1.06M ﹤0.01%
199,307
-7,715,744
-97% -$53.1M
HDB icon
7232
PUT
HDFC Bank
HDB
$119B
$1.06M ﹤0.01%
28,900
-12,700
-31% -$457K
CTRE icon
7233
CALL
CareTrust REIT
CTRE
$9.29B
$1.06M ﹤0.01%
29,200
-17,200
-37% -$617K
XES icon
7234
State Street SPDR S&P Oil & Gas Equipment & Services ETF
XES
$391M
$1.06M ﹤0.01%
12,877
-19,976
-61% -$1.58M
BOOM icon
7235
DMC Global
BOOM
$145M
$1.06M ﹤0.01%
157,724
+144,996
+1,139% +$1M
RYAAY icon
7236
Ryanair
RYAAY
$28.8B
$1.05M ﹤0.01%
14,606
-137,161
-90% -$8.92M
AZTA icon
7237
CALL
Azenta
AZTA
$1.44B
$1.05M ﹤0.01%
31,700
+11,600
+58% +$379K
THNQ icon
7238
ROBO Global Artificial Intelligence ETF
THNQ
$446M
$1.05M ﹤0.01%
16,601
+3,705
+29% +$242K
ADCT icon
7239
ADC Therapeutics
ADCT
$131M
$1.05M ﹤0.01%
298,218
-522,497
-64% -$2.12M
CCIIU
7240
Cohen Circle Acquisition Corp II Unit
CCIIU
$1.05M ﹤0.01%
101,584
-75,198
-43% -$785K
BTSG icon
7241
CALL
BrightSpring Health Services
BTSG
$11.8B
$1.05M ﹤0.01%
28,100
+1,200
+4% +$40.2K
NSA
7242
CALL
DELISTED
National Storage Affiliates Trust
NSA
$1.05M ﹤0.01%
37,300
+26,500
+245% +$789K
IBDU icon
7243
iShares iBonds Dec 2029 Term Corporate ETF
IBDU
$4.09B
$1.05M ﹤0.01%
44,939
-9,908
-18% -$232K
ACB
7244
Aurora Cannabis
ACB
$232M
$1.05M ﹤0.01%
249,173
-228,368
-48% -$1.12M
FTCE
7245
First Trust New Constructs Core Earnings Leaders ETF
FTCE
$85.7M
$1.05M ﹤0.01%
+42,201
New +$1.04M
LZB icon
7246
CALL
La-Z-Boy
LZB
$1.63B
$1.05M ﹤0.01%
28,200
+3,800
+16% +$133K
AXIA.PRC
7247
DELISTED
AXIA Energia American Depositary Shares Preferred Class C
AXIA.PRC
$1.05M ﹤0.01%
+121,877
New +$1.05M
KYMR icon
7248
PUT
Kymera Therapeutics
KYMR
$10.1B
$1.05M ﹤0.01%
13,500
-400
-3% -$27K
FLUT icon
7249
Flutter Entertainment
FLUT
$16.1B
$1.05M ﹤0.01%
4,884
-171,466
-97% -$38.6M
HAE icon
7250
CALL
Haemonetics
HAE
$4.76B
$1.05M ﹤0.01%
13,100
-29,000
-69% -$1.95M
288 289
290
291 292

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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.