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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
MTH icon
9451
CALL
Meritage Homes
MTH
$4.76B
$408K ﹤0.01%
6,200
-4,000
-39% -$277K
TUSK icon
9452
Mammoth Energy Services
TUSK
$160M
$407K ﹤0.01%
220,111
-48,204
-18% -$97.3K
YMAX icon
9453
PUT
YieldMax Universe Fund of Option Income ETFs
YMAX
$395M
$407K ﹤0.01%
40,800
-61,200
-60% -$696K
ZENA
9454
CALL
ZenaTech Inc
ZENA
$190M
$407K ﹤0.01%
127,200
+101,300
+391% +$422K
LFST icon
9455
CALL
Lifestance Health
LFST
$4.75B
$407K ﹤0.01%
57,800
-222,000
-79% -$1.34M
MOMO
9456
PUT
Hello Group
MOMO
$850M
$407K ﹤0.01%
62,100
-38,600
-38% -$266K
PPLI
9457
PUT
People Inc
PPLI
$3.01B
$407K ﹤0.01%
10,400
-23,700
-70% -$830K
TGEN
9458
CALL
Tecogen Inc
TGEN
$110M
$407K ﹤0.01%
82,300
-28,000
-25% -$210K
GMAB icon
9459
PUT
Genmab
GMAB
$19.6B
$407K ﹤0.01%
13,200
+3,000
+29% +$93.5K
FSFG
9460
DELISTED
First Savings Financial Group
FSFG
$407K ﹤0.01%
+12,760
New +$397K
RVTY icon
9461
PUT
Revvity
RVTY
$13B
$406K ﹤0.01%
4,200
-1,300
-24% -$125K
MAGX icon
9462
CALL
Roundhill Daily 2X Long Magnificent Seven ETF
MAGX
$63.8M
$406K ﹤0.01%
+7,100
New +$409K
DEHP icon
9463
Dimensional Emerging Markets High Profitability ETF
DEHP
$452M
$406K ﹤0.01%
12,576
-37,180
-75% -$1.17M
TALO icon
9464
CALL
Talos Energy
TALO
$2.63B
$406K ﹤0.01%
36,800
+1,500
+4% +$15.7K
WMS icon
9465
PUT
Advanced Drainage Systems
WMS
$11.4B
$406K ﹤0.01%
2,800
-9,500
-77% -$1.38M
ASRT
9466
DELISTED
Assertio
ASRT
$405K ﹤0.01%
44,706
+23,006
+106% +$269K
RICK icon
9467
PUT
RCI Hospitality Holdings
RICK
$236M
$405K ﹤0.01%
17,000
-25,800
-60% -$660K
AVLC icon
9468
Avantis US Large Cap Equity ETF
AVLC
$1.46B
$405K ﹤0.01%
5,154
+1,911
+59% +$148K
OTLY
9469
PUT
Oatly Group
OTLY
$441M
$405K ﹤0.01%
37,905
-39,905
-51% -$529K
CLFD icon
9470
PUT
Clearfield
CLFD
$391M
$405K ﹤0.01%
+13,900
New +$447K
AVXL icon
9471
Anavex Life Sciences
AVXL
$298M
$405K ﹤0.01%
113,739
-81,986
-42% -$502K
IDV icon
9472
iShares International Select Dividend ETF
IDV
$8.59B
$405K ﹤0.01%
+10,259
New +$389K
CNRG icon
9473
State Street SPDR S&P Kensho Clean Power ETF
CNRG
$209M
$404K ﹤0.01%
+4,518
New +$427K
FWRG icon
9474
PUT
First Watch Restaurant Group
FWRG
$785M
$404K ﹤0.01%
26,800
-9,000
-25% -$152K
NLOP
9475
CALL
Net Lease Office Properties
NLOP
$172M
$404K ﹤0.01%
15,666
-63,924
-80% -$1.81M
377 378
379
380 381

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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.