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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
JMIA
6351
PUT
Jumia Technologies
JMIA
$784M
$1.59M ﹤0.01%
127,000
+15,200
+14% +$176K
IEO icon
6352
iShares US Oil & Gas Exploration & Production ETF
IEO
$603M
$1.58M ﹤0.01%
17,746
-10,074
-36% -$918K
BHVN icon
6353
PUT
Biohaven
BHVN
$2.21B
$1.58M ﹤0.01%
140,300
+40,200
+40% +$498K
AVBH
6354
Avidbank Holdings
AVBH
$359M
$1.58M ﹤0.01%
59,572
+51,449
+633% +$1.33M
CWVX
6355
CALL
Tradr 2X Long CRWV Daily ETF
CWVX
$127M
$1.58M ﹤0.01%
72,320
+24,660
+52% +$1.39M
SPCE icon
6356
PUT
Virgin Galactic
SPCE
$474M
$1.58M ﹤0.01%
492,520
-7,225
-1% -$27.2K
SEG
6357
Seaport Entertainment Group
SEG
$355M
$1.58M ﹤0.01%
+79,940
New +$1.79M
AN icon
6358
AutoNation
AN
$6.78B
$1.58M ﹤0.01%
7,649
+1,464
+24% +$305K
CSTL icon
6359
CALL
Castle Biosciences
CSTL
$905M
$1.58M ﹤0.01%
40,600
+16,300
+67% +$525K
TENX icon
6360
Tenax Therapeutics
TENX
$64M
$1.58M ﹤0.01%
129,528
+86,275
+199% +$750K
DRS icon
6361
PUT
Leonardo DRS
DRS
$12.1B
$1.58M ﹤0.01%
46,300
-49,000
-51% -$1.81M
NANR icon
6362
State Street SPDR S&P North American Natural Resources ETF
NANR
$823M
$1.58M ﹤0.01%
+23,266
New +$1.52M
BBC icon
6363
Virtus Biotech Clinical Trials ETF
BBC
$50.6M
$1.58M ﹤0.01%
+40,923
New +$1.39M
FRME icon
6364
First Merchants
FRME
$2.74B
$1.58M ﹤0.01%
42,100
+15,242
+57% +$565K
BW icon
6365
CALL
Babcock & Wilcox
BW
$1.48B
$1.58M ﹤0.01%
248,800
+180,900
+266% +$892K
EDC icon
6366
CALL
Direxion Daily MSCI Emerging Markets Bull 3X ETF
EDC
$173M
$1.58M ﹤0.01%
28,900
+10,100
+54% +$534K
SWBI icon
6367
PUT
Smith & Wesson
SWBI
$643M
$1.58M ﹤0.01%
159,600
+44,700
+39% +$431K
IDV icon
6368
PUT
iShares International Select Dividend ETF
IDV
$8.6B
$1.57M ﹤0.01%
39,900
+13,800
+53% +$523K
ROAD icon
6369
CALL
Construction Partners
ROAD
$6.9B
$1.57M ﹤0.01%
14,500
+2,800
+24% +$315K
ENFR icon
6370
Alerian Energy Infrastructure ETF
ENFR
$525M
$1.57M ﹤0.01%
+50,007
New +$1.55M
CHMI
6371
Cherry Hill Mortgage Investment Corp
CHMI
$108M
$1.57M ﹤0.01%
616,242
-100,049
-14% -$244K
TWST icon
6372
CALL
Twist Bioscience
TWST
$7.8B
$1.57M ﹤0.01%
49,500
+25,900
+110% +$808K
OGIG icon
6373
ALPS O'Shares Global Internet Giants ETF
OGIG
$111M
$1.57M ﹤0.01%
29,855
+19,158
+179% +$1.05M
UAN icon
6374
CALL
CVR Partners
UAN
$1.31B
$1.57M ﹤0.01%
15,300
-2,200
-13% -$209K
JIRE icon
6375
JPMorgan International Research Enhanced Equity ETF
JIRE
$11.4B
$1.57M ﹤0.01%
20,941
-62,909
-75% -$4.69M
253 254
255
256 257

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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.