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 | |
|---|---|---|---|---|---|---|
6001
CALL
Alliance Resource Partners
ARLP
$3.34B
| $1.88M | ﹤0.01% |
81,000
-26,800
| -25% | -$650K |
|
6002
PUT
Scholar Rock
SRRK
$6.34B
| $1.88M | ﹤0.01% |
42,700
-104,600
| -71% | -$3.92M |
|
6003
PUT
Alerian MLP ETF
AMLP
$13.2B
| $1.88M | ﹤0.01% |
40,000
+2,000
| +5% | +$93.6K |
|
6004
Range Global Coal Index ETF
COAL
$53.4M
| $1.88M | ﹤0.01% |
82,399
+35,896
| +77% | +$816K |
|
6005
CALL
MYR Group
MYRG
$5.31B
| $1.88M | ﹤0.01% |
8,600
| – | – |
|
6006
PUT
Gen Digital
GEN
$16.4B
| $1.88M | ﹤0.01% |
69,100
-137,900
| -67% | -$3.71M |
|
6007
Gevo
GEVO
$396M
| $1.88M | ﹤0.01% |
939,337
-1,280,095
| -58% | -$2.82M |
|
6008
Tanger
SKT
$4.41B
| $1.88M | ﹤0.01% |
56,284
-471,582
| -89% | -$15.7M |
|
6009
Autohome
ATHM
$2.59B
| $1.88M | ﹤0.01% |
+84,366
| New | +$2.11M |
|
|
DCH
6010
PUT
Dauch Corp
DCH
$1.62B
| $1.88M | ﹤0.01% |
292,800
+33,700
| +13% | +$210K |
|
6011
CALL
Curtiss-Wright
CW
$25.7B
| $1.87M | ﹤0.01% |
3,400
-400
| -11% | -$223K |
|
6012
Franklin US Small Cap Multifactor Index ETF
FLQS
$52.8M
| $1.87M | ﹤0.01% |
+43,368
| New | +$1.87M |
|
|
OBAWU
6013
Oxley Bridge Acquisition Ltd Unit
OBAWU
| $1.87M | ﹤0.01% |
182,351
-150,001
| -45% | -$1.53M |
|
6014
PUT
Sprott Junior Uranium Miners ETF
URNJ
$368M
| $1.87M | ﹤0.01% |
74,300
-27,200
| -27% | -$749K |
|
|
SPAI
6015
Safe Pro Group Inc
SPAI
$122M
| $1.87M | ﹤0.01% |
450,000
-111,278
| -20% | -$612K |
|
|
UROY
6016
Uranium Royalty Corp
UROY
$1.59B
| $1.87M | ﹤0.01% |
528,734
-2,573,958
| -83% | -$10.1M |
|
6017
Ocugen
OCGN
$468M
| $1.87M | ﹤0.01% |
1,385,953
-182,258
| -12% | -$259K |
|
6018
Pampa Energía
PAM
$4.28B
| $1.87M | ﹤0.01% |
21,128
+12,128
| +135% | +$978K |
|
6019
MasterBrand
MBC
$1.83B
| $1.87M | ﹤0.01% |
169,343
+74,755
| +79% | +$875K |
|
|
TIPD
6020
Northern Trust 2055 Inflation-Linked Distributing Ladder ETF
TIPD
| $1.87M | ﹤0.01% |
18,602
-913
| -5% | -$93.5K |
|
6021
Vanguard Short-Term Tax-Exempt Bond ETF
VTES
$2.23B
| $1.87M | ﹤0.01% |
18,399
+1,968
| +12% | +$200K |
|
6022
PUT
Repligen
RGEN
$9.54B
| $1.87M | ﹤0.01% |
11,400
-28,200
| -71% | -$4.42M |
|
6023
PUT
Ashland
ASH
$3.4B
| $1.87M | ﹤0.01% |
31,800
-5,800
| -15% | -$307K |
|
6024
PUT
Fidelity MSCI Information Technology Index ETF
FTEC
$21.5B
| $1.86M | ﹤0.01% |
8,300
+3,700
| +80% | +$838K |
|
|
FRMI
6025
CALL
Fermi Inc
FRMI
$3.92B
| $1.86M | ﹤0.01% |
+233,000
| New | +$4.55M |
|
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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.