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 | |
|---|---|---|---|---|---|---|
|
STLN
6326
CALL
Starling Oncology
STLN
$657M
| $1.6M | ﹤0.01% |
450,300
+369,900
| +460% | +$1.37M |
|
6327
Corvus Pharmaceuticals
CRVS
$1.25B
| $1.6M | ﹤0.01% |
208,182
+165,416
| +387% | +$1.3M |
|
6328
CALL
Precigen
PGEN
$2.18B
| $1.6M | ﹤0.01% |
382,800
-130,600
| -25% | -$505K |
|
6329
PUT
CNX Resources
CNX
$5.28B
| $1.6M | ﹤0.01% |
43,500
-50,800
| -54% | -$1.82M |
|
6330
PUT
Brookfield Renewable
BEP
$10.4B
| $1.6M | ﹤0.01% |
59,300
-40,900
| -41% | -$1.16M |
|
6331
FlexShares Morningstar Emerging Markets Factor Tilt Index Fund
TLTE
$355M
| $1.6M | ﹤0.01% |
25,028
-2,904
| -10% | -$186K |
|
6332
WisdomTree Efficient Gold Plus Equity Strategy Fund
GDE
$476M
| $1.6M | ﹤0.01% |
25,928
+14,029
| +118% | +$842K |
|
6333
First Trust Exchange-Traded Fund IV First Trust High Income Strategic Focus ETF
HISF
$98.8M
| $1.6M | ﹤0.01% |
35,300
+24,270
| +220% | +$1.1M |
|
6334
PUT
Grand Canyon Education
LOPE
$3.76B
| $1.6M | ﹤0.01% |
9,600
-10,200
| -52% | -$1.84M |
|
6335
FolioBeyond Alternative Income and Interest Rate Hedge ETF
RISR
$321M
| $1.6M | ﹤0.01% |
+44,197
| New | +$1.59M |
|
|
DEA
6336
Easterly Government Properties
DEA
$1.17B
| $1.6M | ﹤0.01% |
75,309
-71,389
| -49% | -$1.55M |
|
6337
CALL
Post Holdings
POST
$3.67B
| $1.59M | ﹤0.01% |
16,100
-4,500
| -22% | -$466K |
|
|
BTCI
6338
NEOS Bitcoin High Income ETF
BTCI
$1.12B
| $1.59M | ﹤0.01% |
36,224
+12,630
| +54% | +$650K |
|
6339
PUT
Hess Midstream
HESM
$5.2B
| $1.59M | ﹤0.01% |
46,200
-1,048,400
| -96% | -$35.3M |
|
6340
Range Nuclear Renaissance Index ETF
NUKZ
$806M
| $1.59M | ﹤0.01% |
+25,100
| New | +$1.69M |
|
6341
PUT
ENI
E
$80.9B
| $1.59M | ﹤0.01% |
42,000
+29,100
| +226% | +$1.07M |
|
6342
iShares Global Utilities ETF
JXI
$308M
| $1.59M | ﹤0.01% |
+20,251
| New | +$1.62M |
|
6343
Bankwell Financial Group
BWFG
$543M
| $1.59M | ﹤0.01% |
34,705
+16,595
| +92% | +$749K |
|
|
THS
6344
DELISTED
Treehouse Foods
THS
| $1.59M | ﹤0.01% |
67,377
-389,325
| -85% | -$8.5M |
|
6345
CALL
Aquestive Therapeutics
AQST
$533M
| $1.59M | ﹤0.01% |
245,800
+181,600
| +283% | +$1.13M |
|
6346
PUT
NiSource
NI
$20.4B
| $1.59M | ﹤0.01% |
38,000
-975,600
| -96% | -$41.7M |
|
6347
Telecom Argentina
TEO
$5.75B
| $1.59M | ﹤0.01% |
136,675
-54,164
| -28% | -$581K |
|
6348
Conduent
CNDT
$236M
| $1.59M | ﹤0.01% |
826,452
-328,807
| -28% | -$720K |
|
6349
CALL
Vanguard Energy ETF
VDE
$10.7B
| $1.59M | ﹤0.01% |
12,600
-12,300
| -49% | -$1.54M |
|
6350
PUT
TransUnion
TRU
$15.4B
| $1.59M | ﹤0.01% |
18,500
-7,000
| -27% | -$575K |
|
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.