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 | |
|---|---|---|---|---|---|---|
|
CNTA
8701
CALL
DELISTED
Centessa Pharmaceuticals
CNTA
| $563K | ﹤0.01% |
22,500
-9,100
| -29% | -$230K |
|
8702
CALL
iShares Europe ETF
IEV
$1.69B
| $563K | ﹤0.01% |
8,200
+3,200
| +64% | +$214K |
|
8703
CALL
T-Rex 2X Inverse Tesla Daily Target ETF
TSLZ
$28.2M
| $562K | ﹤0.01% |
47,400
+43,815
| +1,222% | +$581K |
|
8704
Simplify Next Intangible Core Index ETF
NXTI
$41.8M
| $562K | ﹤0.01% |
17,291
-2,181
| -11% | -$70.9K |
|
8705
PUT
iShares Core Dividend Growth ETF
DGRO
$43.5B
| $562K | ﹤0.01% |
8,100
+100
| +1% | +$6.88K |
|
8706
Madison Dividend Value ETF
DIVL
$64.2M
| $562K | ﹤0.01% |
24,542
+795
| +3% | +$18.2K |
|
8707
CALL
Annovis Bio
ANVS
$74M
| $562K | ﹤0.01% |
162,500
+53,300
| +49% | +$160K |
|
8708
Community Trust Bancorp
CTBI
$1.43B
| $562K | ﹤0.01% |
9,944
+6,092
| +158% | +$337K |
|
8709
PUT
Blue Owl Capital
OBDC
$5.67B
| $562K | ﹤0.01% |
45,200
-21,700
| -32% | -$276K |
|
|
MESO
8710
PUT
Mesoblast
MESO
$2.21B
| $561K | ﹤0.01% |
31,100
-35,000
| -53% | -$602K |
|
8711
RCM Technologies
RCMT
$287M
| $561K | ﹤0.01% |
+27,423
| New | +$588K |
|
8712
PUT
Tanger
SKT
$4.41B
| $561K | ﹤0.01% |
16,800
-41,200
| -71% | -$1.37M |
|
8713
CALL
Trupanion
TRUP
$1.32B
| $561K | ﹤0.01% |
15,000
-100
| -0.7% | -$3.93K |
|
8714
CALL
Frontier Group Holdings
ULCC
$1.46B
| $560K | ﹤0.01% |
118,900
-109,500
| -48% | -$485K |
|
|
TMHC
8715
CALL
DELISTED
Taylor Morrison
TMHC
| $559K | ﹤0.01% |
9,500
-4,100
| -30% | -$251K |
|
|
THS
8716
CALL
DELISTED
Treehouse Foods
THS
| $559K | ﹤0.01% |
23,700
-68,300
| -74% | -$1.49M |
|
8717
PUT
Protagonist Therapeutics
PTGX
$10.3B
| $559K | ﹤0.01% |
6,400
+200
| +3% | +$16.4K |
|
|
SEIE
8718
SEI Select International Equity ETF
SEIE
$1.3B
| $559K | ﹤0.01% |
17,176
-1,018
| -6% | -$31.8K |
|
|
CVSA
8719
PUT
Covista Inc
CVSA
$4.5B
| $559K | ﹤0.01% |
5,400
-5,700
| -51% | -$653K |
|
8720
Oramed Pharmaceuticals
ORMP
$190M
| $559K | ﹤0.01% |
196,020
+84,313
| +75% | +$217K |
|
8721
Getty Images
GETY
$116M
| $558K | ﹤0.01% |
416,317
+387,978
| +1,369% | +$668K |
|
8722
First Trust Dow Jones International Internet ETF
FDNI
$31.3M
| $558K | ﹤0.01% |
+16,446
| New | +$594K |
|
8723
IQ MacKay Municipal Intermediate ETF
MMIT
$1.48B
| $558K | ﹤0.01% |
22,920
+3,985
| +21% | +$97K |
|
8724
Epsilon Energy
EPSN
$171M
| $557K | ﹤0.01% |
120,114
+6,172
| +5% | +$29.8K |
|
8725
PUT
Tiptree Inc
TIPT
$662M
| $557K | ﹤0.01% |
30,500
-23,400
| -43% | -$426K |
|
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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.