Ken Griffin Citadel Advisors
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.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$2.49B |
| 2 |
NVIDIA
NVDA
|
+$2.19B |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.94B |
| 4 |
TSMC
TSM
|
+$728M |
| 5 |
UnitedHealth
UNH
|
+$705M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$775M |
| 2 |
AbbVie
ABBV
|
+$540M |
| 3 |
Delta Air Lines
DAL
|
+$434M |
| 4 |
Eli Lilly
LLY
|
+$433M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
4301
Altimmune
ALT
$572M
| $4.83M | ﹤0.01% |
1,337,927
+55,913
| +4% | +$244K |
|
4302
PUT
Triple Flag Precious Metals
TFPM
$6.48B
| $4.82M | ﹤0.01% |
145,200
-50,900
| -26% | -$1.59M |
|
4303
PUT
Unifirst Corp
UNF
$5.19B
| $4.82M | ﹤0.01% |
25,000
+22,600
| +942% | +$3.81M |
|
4304
CALL
NextDecade
NEXT
$1.91B
| $4.82M | ﹤0.01% |
914,400
+580,900
| +174% | +$3.46M |
|
|
AAMI
4305
Acadian Asset Management
AAMI
$3.28B
| $4.82M | ﹤0.01% |
102,471
+38,518
| +60% | +$1.77M |
|
4306
PUT
SM Energy
SM
$8.03B
| $4.81M | ﹤0.01% |
257,300
+119,900
| +87% | +$2.43M |
|
4307
CALL
Ralph Lauren
RL
$23.2B
| $4.81M | ﹤0.01% |
13,600
-63,600
| -82% | -$21.7M |
|
4308
Rapid7
RPD
$876M
| $4.81M | ﹤0.01% |
316,169
-398,969
| -56% | -$6.57M |
|
4309
Protara Therapeutics
TARA
$235M
| $4.81M | ﹤0.01% |
901,541
+399,087
| +79% | +$2.22M |
|
4310
Vontier
VNT
$4.44B
| $4.8M | ﹤0.01% |
+129,223
| New | +$4.95M |
|
4311
CALL
ODDITY Tech
ODD
$605M
| $4.8M | ﹤0.01% |
119,500
+14,700
| +14% | +$664K |
|
4312
PUT
Calumet Specialty Products
CLMT
$4.19B
| $4.8M | ﹤0.01% |
241,600
-16,800
| -7% | -$323K |
|
|
FETH
4313
CALL
Fidelity Ethereum Fund
FETH
$1.01B
| $4.8M | ﹤0.01% |
162,100
-66,400
| -29% | -$2.29M |
|
4314
Hayward Holdings
HAYW
$3.22B
| $4.8M | ﹤0.01% |
310,644
+225,189
| +264% | +$3.56M |
|
4315
Hartford Total Return Bond ETF
HTRB
$2.22B
| $4.8M | ﹤0.01% |
140,540
-21,143
| -13% | -$728K |
|
4316
CALL
Carlisle Companies
CSL
$14.7B
| $4.8M | ﹤0.01% |
15,000
+10,700
| +249% | +$3.47M |
|
4317
PUT
Capri Holdings
CPRI
$1.74B
| $4.8M | ﹤0.01% |
196,600
-136,900
| -41% | -$3.17M |
|
4318
Philips
PHG
$26.7B
| $4.8M | ﹤0.01% |
183,667
-519,180
| -74% | -$13.8M |
|
4319
PUT
Dave & Buster's
PLAY
$354M
| $4.79M | ﹤0.01% |
295,600
+82,300
| +39% | +$1.38M |
|
|
METU
4320
PUT
Direxion Daily META Bull 2X ETF
METU
$457M
| $4.79M | ﹤0.01% |
149,100
+104,500
| +234% | +$3.58M |
|
4321
WisdomTree True Emerging Markets Fund
XC
$80.3M
| $4.78M | ﹤0.01% |
147,415
+2,459
| +2% | +$84.8K |
|
4322
Avantis Real Estate ETF
AVRE
$873M
| $4.78M | ﹤0.01% |
109,769
-20,298
| -16% | -$894K |
|
4323
Knowles
KN
$3.29B
| $4.78M | ﹤0.01% |
222,963
+124,834
| +127% | +$2.85M |
|
4324
PUT
Sempra
SRE
$56.5B
| $4.78M | ﹤0.01% |
54,100
-668,300
| -93% | -$60.9M |
|
4325
Petrobras Class A
PBR.A
$104B
| $4.78M | ﹤0.01% |
+423,756
| New | +$4.89M |
|
Similar funds
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.