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 | |
|---|---|---|---|---|---|---|
|
RKLX
5901
CALL
Defiance Daily Target 2X Long RKLB ETF
RKLX
$283M
| $1.98M | ﹤0.01% |
+49,700
| New | +$1.82M |
|
|
AGNT
5902
AGNT Inc
AGNT
$710M
| $1.98M | ﹤0.01% |
218,457
-248,953
| -53% | -$2.63M |
|
5903
JetBlue
JBLU
$1.98B
| $1.98M | ﹤0.01% |
434,499
-4,368,336
| -91% | -$19.9M |
|
5904
PUT
Scholastic
SCHL
$782M
| $1.97M | ﹤0.01% |
66,600
+49,900
| +299% | +$1.43M |
|
5905
CALL
Moelis & Co
MC
$4.94B
| $1.97M | ﹤0.01% |
28,700
+6,800
| +31% | +$454K |
|
5906
PUT
Honda
HMC
$41.4B
| $1.97M | ﹤0.01% |
66,900
-25,100
| -27% | -$762K |
|
5907
CALL
Immunome
IMNM
$3.11B
| $1.97M | ﹤0.01% |
91,800
+37,500
| +69% | +$658K |
|
5908
JPMorgan Inflation Managed Bond ETF
JCPI
$882M
| $1.97M | ﹤0.01% |
40,889
+35,257
| +626% | +$1.71M |
|
5909
Invesco S&P International Developed Momentum ETF
IDMO
$4.34B
| $1.97M | ﹤0.01% |
35,454
-509,065
| -93% | -$27.7M |
|
|
ACLX
5910
PUT
DELISTED
Arcellx
ACLX
| $1.97M | ﹤0.01% |
30,200
+11,900
| +65% | +$949K |
|
5911
CALL
iShares Core US Aggregate Bond ETF
AGG
$138B
| $1.97M | ﹤0.01% |
19,700
+1,200
| +6% | +$120K |
|
5912
Lexicon Pharmaceuticals
LXRX
$1.04B
| $1.97M | ﹤0.01% |
1,710,975
-923,052
| -35% | -$1.27M |
|
5913
PUT
LCI Industries
LCII
$2.53B
| $1.97M | ﹤0.01% |
16,200
-14,500
| -47% | -$1.54M |
|
5914
Direxion Daily Gold Miners Index Bear 2X ETF
DUST
$74.1M
| $1.97M | ﹤0.01% |
26,412
-25,243
| -49% | -$2.43M |
|
5915
iShares Currency Hedged MSCI ACWI ex US ETF
HAWX
$358M
| $1.96M | ﹤0.01% |
49,756
-36,604
| -42% | -$1.43M |
|
|
QXO
5916
QXO Inc
QXO
$15.1B
| $1.96M | ﹤0.01% |
101,795
-989,771
| -91% | -$19M |
|
5917
PUT
Yelp
YELP
$1.25B
| $1.96M | ﹤0.01% |
64,600
+9,200
| +17% | +$284K |
|
5918
PUT
Louisiana-Pacific
LPX
$5.05B
| $1.96M | ﹤0.01% |
24,300
+11,000
| +83% | +$929K |
|
5919
Dime Commercial Bancshares
DCOM
$1.81B
| $1.96M | ﹤0.01% |
+65,199
| New | +$1.88M |
|
|
SPYQ
5920
PUT
Tradr 2X Long SPY Quarterly ETF
SPYQ
$14.2M
| $1.96M | ﹤0.01% |
+12,100
| New | +$1.94M |
|
5921
CALL
Manhattan Associates
MANH
$11.5B
| $1.96M | ﹤0.01% |
11,300
-3,000
| -21% | -$548K |
|
5922
Ranger Energy Services
RNGR
$413M
| $1.95M | ﹤0.01% |
+139,745
| New | +$1.9M |
|
|
HSAI
5923
CALL
Hesai Group
HSAI
$2.84B
| $1.95M | ﹤0.01% |
87,200
-15,600
| -15% | -$341K |
|
|
MSIF
5924
MSC Income Fund Inc
MSIF
$554M
| $1.95M | ﹤0.01% |
+148,592
| New | +$1.97M |
|
5925
ProShares Ultra Semiconductors
USD
$3.01B
| $1.95M | ﹤0.01% |
+37,180
| New | +$1.98M |
|
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.