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 | |
|---|---|---|---|---|---|---|
|
LKFT
5176
Lakefront Biotherapeutics American Depositary Shares
LKFT
$1.8B
| $2.92M | ﹤0.01% |
89,396
+73,427
| +460% | +$2.37M |
|
5177
Amplify Alternative Harvest ETF
MJ
$110M
| $2.92M | ﹤0.01% |
+98,100
| New | +$3.11M |
|
5178
CALL
Yum China
YUMC
$16.3B
| $2.92M | ﹤0.01% |
61,200
-51,300
| -46% | -$2.35M |
|
5179
PUT
Organon & Co
OGN
$3.6B
| $2.92M | ﹤0.01% |
406,900
-24,500
| -6% | -$194K |
|
5180
Black Stone Minerals
BSM
$3.05B
| $2.92M | ﹤0.01% |
219,456
+31,024
| +16% | +$419K |
|
5181
PUT
Liberty Media Series C
FWONK
$26B
| $2.92M | ﹤0.01% |
29,600
+22,900
| +342% | +$2.25M |
|
|
ACB
5182
PUT
Aurora Cannabis
ACB
$233M
| $2.92M | ﹤0.01% |
690,970
+328,370
| +91% | +$1.61M |
|
5183
Franklin FTSE Canada ETF
FLCA
$866M
| $2.91M | ﹤0.01% |
60,282
+51,367
| +576% | +$2.38M |
|
5184
Universal Technical Institute
UTI
$1.39B
| $2.91M | ﹤0.01% |
111,407
+64,503
| +138% | +$1.83M |
|
5185
CALL
WEC Energy
WEC
$36B
| $2.91M | ﹤0.01% |
27,600
-23,900
| -46% | -$2.65M |
|
5186
Vanguard Intermediate-Term Treasury ETF
VGIT
$42.4B
| $2.91M | ﹤0.01% |
48,524
-4,348
| -8% | -$261K |
|
5187
PUT
Neurocrine Biosciences
NBIX
$15.5B
| $2.91M | ﹤0.01% |
20,500
+8,000
| +64% | +$1.16M |
|
5188
JPMorgan International Growth ETF
JIG
$518M
| $2.91M | ﹤0.01% |
39,640
+21,963
| +124% | +$1.64M |
|
5189
CALL
Flowserve
FLS
$10.3B
| $2.91M | ﹤0.01% |
41,900
+5,400
| +15% | +$347K |
|
5190
BlackSky Technology
BKSY
$1.27B
| $2.91M | ﹤0.01% |
154,965
-32,861
| -17% | -$670K |
|
5191
Verra Mobility
VRRM
$717M
| $2.91M | ﹤0.01% |
129,630
-392,901
| -75% | -$8.97M |
|
5192
PUT
Main Street Capital
MAIN
$5.5B
| $2.9M | ﹤0.01% |
48,100
+600
| +1% | +$35.4K |
|
|
HIMU
5193
iShares High Yield Muni Active ETF
HIMU
$2.43B
| $2.9M | ﹤0.01% |
+59,602
| New | +$2.92M |
|
5194
PUT
Evolv Technologies
EVLV
$1.05B
| $2.9M | ﹤0.01% |
405,200
-81,900
| -17% | -$582K |
|
5195
PUT
Brookfield
BN
$107B
| $2.9M | ﹤0.01% |
63,200
-56,650
| -47% | -$2.58M |
|
|
WRD
5196
PUT
WeRide Inc
WRD
$1.92B
| $2.9M | ﹤0.01% |
334,100
+43,800
| +15% | +$408K |
|
5197
PUT
Life Time Group Holdings
LTH
$10.1B
| $2.89M | ﹤0.01% |
108,900
-44,600
| -29% | -$1.16M |
|
5198
CALL
AMC Entertainment Holdings
AMC
$2.23B
| $2.89M | ﹤0.01% |
1,850,800
-280,500
| -13% | -$669K |
|
|
JMIA
5199
Jumia Technologies
JMIA
$772M
| $2.89M | ﹤0.01% |
231,080
-1,089,772
| -83% | -$12.6M |
|
5200
National Presto Industries
NPK
$1B
| $2.89M | ﹤0.01% |
27,025
+7,974
| +42% | +$836K |
|
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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.