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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
OBE
7451
CALL
Obsidian Energy
OBE
$774M
$957K ﹤0.01%
156,100
+5,500
+4% +$33.3K
MNR icon
7452
Mach Natural Resources
MNR
$2.1B
$957K ﹤0.01%
+86,646
New +$1.04M
NG icon
7453
CALL
NovaGold Resources
NG
$3.27B
$956K ﹤0.01%
102,600
+13,500
+15% +$125K
CLYM
7454
Climb Bio
CLYM
$995M
$956K ﹤0.01%
+239,043
New +$574K
KIE icon
7455
State Street SPDR S&P Insurance ETF
KIE
$705M
$955K ﹤0.01%
15,885
-28,237
-64% -$1.66M
ETHD
7456
CALL
ProShares UltraShort Ether ETF
ETHD
$61.4M
$955K ﹤0.01%
19,290
+4,200
+28% +$191K
PXF icon
7457
Invesco FTSE RAFI Developed Markets ex-US ETF
PXF
$2.95B
$955K ﹤0.01%
14,570
-211,275
-94% -$13.4M
OSUR icon
7458
OraSure Technologies
OSUR
$257M
$953K ﹤0.01%
393,693
+121,728
+45% +$320K
ARQQ icon
7459
PUT
Arqit Quantum
ARQQ
$384M
$952K ﹤0.01%
43,500
+4,300
+11% +$149K
CNH
7460
PUT
CNH Industrial
CNH
$16.2B
$952K ﹤0.01%
103,200
+34,000
+49% +$340K
VSTS icon
7461
Vestis
VSTS
$1.72B
$951K ﹤0.01%
142,644
-80,699
-36% -$470K
FRBA icon
7462
First Bank
FRBA
$466M
$951K ﹤0.01%
57,801
+16,365
+39% +$262K
AMPG icon
7463
CALL
AmpliTech
AMPG
$106M
$951K ﹤0.01%
+318,000
New +$1.07M
FTXO icon
7464
First Trust Nasdaq Bank ETF
FTXO
$319M
$951K ﹤0.01%
+25,154
New +$897K
WEST icon
7465
Westrock Coffee
WEST
$807M
$950K ﹤0.01%
233,529
+170,399
+270% +$746K
PKE icon
7466
Park Aerospace
PKE
$807M
$950K ﹤0.01%
44,528
+26,752
+150% +$533K
GLIBA
7467
Liberty Capital Corp Series A GCI Group Common Stock
GLIBA
$1.06B
$950K ﹤0.01%
25,768
+4,364
+20% +$153K
NOBL icon
7468
ProShares S&P 500 Dividend Aristocrats ETF
NOBL
$11.9B
$949K ﹤0.01%
18,246
+2,374
+15% +$123K
KW
7469
DELISTED
Kennedy-Wilson Holdings
KW
$949K ﹤0.01%
98,128
-338,222
-78% -$3.03M
BEAM icon
7470
PUT
Beam Therapeutics
BEAM
$2.76B
$948K ﹤0.01%
34,200
-98,900
-74% -$2.52M
MJ icon
7471
PUT
Amplify Alternative Harvest ETF
MJ
$111M
$947K ﹤0.01%
31,800
+800
+3% +$25.4K
BUFS
7472
FT Vest Laddered Small Cap Moderate Buffer ETF
BUFS
$188M
$947K ﹤0.01%
+41,469
New +$939K
SDY icon
7473
CALL
State Street SPDR S&P Dividend ETF
SDY
$22B
$946K ﹤0.01%
6,800
-7,600
-53% -$1.06M
BXC icon
7474
PUT
BlueLinx
BXC
$652M
$946K ﹤0.01%
15,400
-8,900
-37% -$575K
CWB icon
7475
PUT
State Street SPDR Bloomberg Convertible Securities ETF
CWB
$5.69B
$946K ﹤0.01%
10,600
+6,800
+179% +$618K
297 298
299
300 301

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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.