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 | |
|---|---|---|---|---|---|---|
|
QDVO
5226
Amplify CWP Growth & Income ETF
QDVO
$751M
| $2.85M | ﹤0.01% |
98,278
+69,632
| +243% | +$2.04M |
|
5227
Origin Bancorp
OBK
$1.68B
| $2.85M | ﹤0.01% |
75,818
+65,833
| +659% | +$2.36M |
|
5228
Dimensional US Large Cap Vector ETF
DFVX
$543M
| $2.85M | ﹤0.01% |
38,329
-6,176
| -14% | -$453K |
|
5229
PUT
Global X Blockchain ETF
BKCH
$205M
| $2.85M | ﹤0.01% |
44,600
+22,100
| +98% | +$1.94M |
|
5230
Natural Gas Services Group
NGS
$490M
| $2.85M | ﹤0.01% |
84,643
+76,309
| +916% | +$2.28M |
|
|
NAK
5231
CALL
Northern Dynasty Minerals
NAK
$908M
| $2.85M | ﹤0.01% |
1,444,500
+1,020,200
| +240% | +$1.97M |
|
5232
SoFi Select 500 ETF
SFY
$704M
| $2.84M | ﹤0.01% |
21,526
-10,804
| -33% | -$1.42M |
|
5233
Porch Group
PRCH
$1.97B
| $2.84M | ﹤0.01% |
311,507
-309,909
| -50% | -$3.73M |
|
5234
CALL
Sensata Technologies
ST
$6.73B
| $2.84M | ﹤0.01% |
85,400
-600
| -0.7% | -$19.2K |
|
5235
CALL
Fox Class A
FOXA
$29B
| $2.84M | ﹤0.01% |
38,900
-65,600
| -63% | -$4.29M |
|
5236
WisdomTree Bloomberg US Dollar Bullish Fund
USDU
$456M
| $2.84M | ﹤0.01% |
110,161
+74,727
| +211% | +$2M |
|
5237
CALL
BlackSky Technology
BKSY
$1.27B
| $2.84M | ﹤0.01% |
151,500
-66,600
| -31% | -$1.36M |
|
5238
PUT
Houlihan Lokey
HLI
$8.99B
| $2.84M | ﹤0.01% |
16,300
+14,800
| +987% | +$2.72M |
|
5239
Nuveen Growth Opportunities ETF
NUGO
$2.52B
| $2.84M | ﹤0.01% |
71,401
+59,244
| +487% | +$2.36M |
|
5240
CALL
AXT Inc
AXTI
$5.35B
| $2.84M | ﹤0.01% |
+173,600
| New | +$1.68M |
|
5241
PUT
Direxion Daily AAPL Bull 2X ETF
AAPU
$180M
| $2.83M | ﹤0.01% |
84,400
-59,300
| -41% | -$2.07M |
|
5242
CALL
Global X Artificial Intelligence & Technology ETF
AIQ
$10.4B
| $2.83M | ﹤0.01% |
55,700
-1,000
| -2% | -$50.8K |
|
5243
CALL
Ryder
R
$10.1B
| $2.83M | ﹤0.01% |
14,800
-24,500
| -62% | -$4.4M |
|
5244
Hess Midstream
HESM
$5.2B
| $2.83M | ﹤0.01% |
82,092
-757,423
| -90% | -$25.5M |
|
5245
Barrett Business Services
BBSI
$781M
| $2.83M | ﹤0.01% |
78,019
+66,158
| +558% | +$2.53M |
|
5246
PUT
Invesco CurrencyShares Swiss Franc Trust
FXF
$395M
| $2.82M | ﹤0.01% |
25,300
-2,600
| -9% | -$288K |
|
|
SLDE
5247
CALL
Slide Insurance Holdings
SLDE
$2.56B
| $2.82M | ﹤0.01% |
144,900
+81,100
| +127% | +$1.35M |
|
5248
LifeMD
LFMD
$166M
| $2.82M | ﹤0.01% |
826,936
+169,112
| +26% | +$821K |
|
5249
PUT
Invitation Homes
INVH
$18B
| $2.82M | ﹤0.01% |
101,400
+30,300
| +43% | +$846K |
|
5250
PUT
Cogent Biosciences
COGT
$6.58B
| $2.82M | ﹤0.01% |
79,300
+57,300
| +260% | +$1.61M |
|
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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.