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 | |
|---|---|---|---|---|---|---|
4176
CALL
Direxion Daily S&P 500 Bear 3x ETF
SPXS
$329M
| $5.27M | ﹤0.01% |
148,670
+94,430
| +174% | +$3.45M |
|
4177
PUT
Comstock Resources
CRK
$4.13B
| $5.27M | ﹤0.01% |
227,200
-23,900
| -10% | -$527K |
|
4178
CALL
Thomson Reuters
TRI
$44.9B
| $5.26M | ﹤0.01% |
39,284
+30,620
| +353% | +$4.43M |
|
4179
Oxford Industries
OXM
$543M
| $5.26M | ﹤0.01% |
153,819
+59,629
| +63% | +$2.22M |
|
4180
Hubbell
HUBB
$27B
| $5.26M | ﹤0.01% |
11,842
-67,533
| -85% | -$29.6M |
|
4181
CALL
Pentair
PNR
$10.6B
| $5.26M | ﹤0.01% |
50,500
+18,200
| +56% | +$1.94M |
|
4182
PUT
Corcept Therapeutics
CORT
$12.4B
| $5.25M | ﹤0.01% |
151,000
+102,600
| +212% | +$8.06M |
|
4183
CALL
Commault Systems
CVLT
$6.1B
| $5.25M | ﹤0.01% |
41,900
+26,800
| +177% | +$3.77M |
|
4184
CALL
STMicroelectronics
STM
$48.5B
| $5.24M | ﹤0.01% |
202,000
-15,700
| -7% | -$403K |
|
4185
City Holding Co
CHCO
$2.07B
| $5.23M | ﹤0.01% |
43,903
+22,070
| +101% | +$2.68M |
|
4186
UFP Industries
UFPI
$4.96B
| $5.23M | ﹤0.01% |
57,456
-15,381
| -21% | -$1.41M |
|
4187
JPMorgan Equity Premium Income ETF
JEPI
$46.3B
| $5.23M | ﹤0.01% |
91,393
+71,450
| +358% | +$4.08M |
|
4188
CALL
MSC Industrial Direct
MSM
$6.91B
| $5.23M | ﹤0.01% |
62,200
+15,700
| +34% | +$1.36M |
|
4189
CALL
Core & Main
CNM
$8.61B
| $5.22M | ﹤0.01% |
100,500
-58,300
| -37% | -$2.99M |
|
4190
PUT
TMC The Metals Company
TMC
$1.77B
| $5.22M | ﹤0.01% |
846,300
+254,900
| +43% | +$1.79M |
|
|
AAT
4191
American Assets Trust
AAT
$1.4B
| $5.22M | ﹤0.01% |
275,702
-218,130
| -44% | -$4.21M |
|
4192
PUT
ARK Autonomous Technology & Robotics ETF
ARKQ
$2.1B
| $5.22M | ﹤0.01% |
45,500
-7,300
| -14% | -$842K |
|
4193
Fidelity High Dividend ETF
FDVV
$10.5B
| $5.21M | ﹤0.01% |
91,923
+84,120
| +1,078% | +$4.73M |
|
4194
Larimar Therapeutics
LRMR
$453M
| $5.21M | ﹤0.01% |
1,366,750
-110,756
| -7% | -$431K |
|
4195
CALL
Vanguard Morningstar Mega Cap Growth ETF
MGK
$33.9B
| $5.2M | ﹤0.01% |
63,000
-15,500
| -20% | -$1.27M |
|
|
AMTM
4196
PUT
Amentum Holdings
AMTM
$5.25B
| $5.2M | ﹤0.01% |
179,178
-20,274
| -10% | -$518K |
|
4197
CALL
ArcelorMittal
MT
$55.7B
| $5.19M | ﹤0.01% |
114,000
-15,600
| -12% | -$641K |
|
4198
CALL
ProShares Ultra Bloomberg Crude Oil
UCO
$430M
| $5.19M | ﹤0.01% |
268,700
+14,100
| +6% | +$289K |
|
4199
Chefs' Warehouse
CHEF
$4.45B
| $5.19M | ﹤0.01% |
83,256
+51,249
| +160% | +$3.08M |
|
4200
PUT
Incyte
INCY
$24.4B
| $5.19M | ﹤0.01% |
52,500
+26,100
| +99% | +$2.53M |
|
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.