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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
ULCC icon
8551
PUT
Frontier Group Holdings
ULCC
$1.46B
$600K ﹤0.01%
127,400
+45,100
+55% +$200K
AXS icon
8552
CALL
AXIS Capital
AXS
$7.29B
$600K ﹤0.01%
5,600
+3,200
+133% +$318K
JOE icon
8553
PUT
St. Joe Company
JOE
$3.86B
$600K ﹤0.01%
10,100
-17,500
-63% -$980K
MQ icon
8554
CALL
Marqeta
MQ
$1.62B
$599K ﹤0.01%
31,550
-15,175
-32% -$292K
IBHF icon
8555
iShares iBonds 2026 Term High Yield and Income ETF
IBHF
$780M
$599K ﹤0.01%
25,966
+8,860
+52% +$206K
STAG icon
8556
PUT
STAG Industrial
STAG
$7.1B
$599K ﹤0.01%
16,300
-1,800
-10% -$68.3K
GDXD icon
8557
MicroSectors Gold Miners -3x Inverse Leveraged ETN
GDXD
$605M
$599K ﹤0.01%
+7,062
New +$958K
ABCL icon
8558
PUT
AbCellera Biologics
ABCL
$3.43B
$599K ﹤0.01%
175,100
-61,300
-26% -$274K
TGRT icon
8559
T. Rowe Price Growth ETF
TGRT
$1.61B
$599K ﹤0.01%
+13,532
New +$598K
SPDV icon
8560
AAM S&P 500 High Dividend Value ETF
SPDV
$103M
$598K ﹤0.01%
+17,260
New +$594K
NWFL icon
8561
Norwood Financial Corp
NWFL
$372M
$597K ﹤0.01%
21,294
-2,503
-11% -$68.3K
EVX icon
8562
VanEck Environmental Services ETF
EVX
$102M
$597K ﹤0.01%
+15,620
New +$597K
VGLT icon
8563
PUT
Vanguard Long-Term Treasury ETF
VGLT
$10.2B
$597K ﹤0.01%
10,700
+5,000
+88% +$285K
EMOT
8564
First Trust S&P 500 Economic Moat ETF
EMOT
$2.69M
$597K ﹤0.01%
25,082
+8,479
+51% +$202K
IMA
8565
ImageneBio Inc
IMA
$63.3M
$597K ﹤0.01%
86,478
-35,769
-29% -$265K
MTG icon
8566
PUT
MGIC Investment
MTG
$6.38B
$596K ﹤0.01%
20,400
-11,100
-35% -$312K
XJAN icon
8567
FT Vest US Equity Enhance & Moderate Buffer ETF January
XJAN
$42.9M
$596K ﹤0.01%
16,181
-6,570
-29% -$239K
RDYY
8568
YieldMax RDDT Option Income Strategy ETF
RDYY
$14.4M
$596K ﹤0.01%
+15,775
New +$625K
IAI icon
8569
iShares US Broker-Dealers & Securities Exchanges ETF
IAI
$1.38B
$596K ﹤0.01%
+3,321
New +$583K
DNA icon
8570
PUT
Ginkgo Bioworks
DNA
$466M
$595K ﹤0.01%
71,630
+26,892
+60% +$290K
IMRX icon
8571
Immuneering
IMRX
$338M
$595K ﹤0.01%
90,459
-852,685
-90% -$5.47M
EETH icon
8572
CALL
ProShares Ether Strategy ETF
EETH
$54.7M
$595K ﹤0.01%
16,000
-20,900
-57% -$1.05M
HSTM icon
8573
HealthStream
HSTM
$819M
$595K ﹤0.01%
25,791
-115,934
-82% -$2.92M
AWR icon
8574
PUT
American States Water
AWR
$3.48B
$594K ﹤0.01%
8,200
-400
-5% -$29.4K
BFLY icon
8575
PUT
Butterfly Network
BFLY
$2.4B
$594K ﹤0.01%
156,400
-4,700
-3% -$12.8K
341 342
343
344 345

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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.