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 |
Meta Platforms (Facebook)
META
|
+$1.45B |
| 2 |
Visa
V
|
+$1.05B |
| 3 |
Microsoft
MSFT
|
+$1.01B |
| 4 |
Apple
AAPL
|
+$578M |
| 5 |
Norfolk Southern
NSC
|
+$545M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
HES
Hess
HES
|
+$1.24B |
| 2 |
McDonald's
MCD
|
+$707M |
| 3 |
JPMorgan Chase
JPM
|
+$680M |
| 4 |
Texas Instruments
TXN
|
+$678M |
| 5 |
Edwards Lifesciences
EW
|
+$664M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.8% |
| 2 | Healthcare | 2.66% |
| 3 | Financials | 2.38% |
| 4 | Consumer Discretionary | 2.05% |
| 5 | Industrials | 2% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1726
Vanguard Morningstar Total Stock Market ETF
VTI
$695B
| $33.9M | 0.01% |
103,304
+64,418
| +166% | +$20.3M |
|
|
HAPN
1727
Happen Inc
HAPN
$2.26B
| $33.8M | 0.01% |
2,224,658
+27,405
| +1% | +$416K |
|
1728
CALL
Biogen
BIIB
$31B
| $33.8M | 0.01% |
241,200
-231,900
| -49% | -$31.3M |
|
1729
PUT
iShares Biotechnology ETF
IBB
$9.73B
| $33.8M | 0.01% |
233,900
+142,600
| +156% | +$19.5M |
|
1730
American International
AIG
$40.1B
| $33.7M | 0.01% |
429,409
+158,180
| +58% | +$12.6M |
|
|
TMHC
1731
DELISTED
Taylor Morrison
TMHC
| $33.5M | 0.01% |
508,190
+28,976
| +6% | +$1.91M |
|
1732
CALL
Stanley Black & Decker
SWK
$15.4B
| $33.5M | 0.01% |
450,600
+83,900
| +23% | +$6.15M |
|
1733
CALL
Vanguard Real Estate ETF
VNQ
$39.2B
| $33.5M | 0.01% |
366,000
+88,700
| +32% | +$8.05M |
|
1734
Zai Lab
ZLAB
$2.91B
| $33.5M | 0.01% |
987,043
+620,830
| +170% | +$21.4M |
|
1735
Stellantis
STLA
$20.2B
| $33.4M | 0.01% |
3,577,617
-1,855,213
| -34% | -$17.7M |
|
1736
Haleon
HLN
$42.7B
| $33.4M | 0.01% |
3,719,932
-850,868
| -19% | -$8.19M |
|
1737
Tetra Tech
TTEK
$9.35B
| $33.4M | 0.01% |
999,369
-1,874,191
| -65% | -$68.1M |
|
1738
CALL
Intercontinental Exchange
ICE
$86.9B
| $33.3M | 0.01% |
197,900
-17,800
| -8% | -$3.18M |
|
|
DEC
1739
Diversified Energy Company
DEC
$1.01B
| $33.3M | 0.01% |
2,379,205
+767,378
| +48% | +$11.5M |
|
1740
CALL
Viking Therapeutics
VKTX
$3.87B
| $33.3M | 0.01% |
1,267,800
+170,500
| +16% | +$5.09M |
|
1741
PUT
C3.ai
AI
$1.54B
| $33.3M | 0.01% |
1,918,900
-710,400
| -27% | -$14.8M |
|
1742
CALL
Direxion Daily NVDA Bull 2X ETF
NVDU
$636M
| $33.3M | 0.01% |
253,600
+78,100
| +45% | +$9.21M |
|
1743
Generac Holdings
GNRC
$12.9B
| $33.2M | 0.01% |
198,605
-527,069
| -73% | -$92.3M |
|
1744
Black Hills Corp
BKH
$5.66B
| $33.2M | 0.01% |
539,801
+427,138
| +379% | +$25.1M |
|
1745
PUT
Comcast
CMCSA
$92.9B
| $33.2M | 0.01% |
1,057,600
-206,900
| -16% | -$6.93M |
|
1746
PUT
Vanguard Information Technology ETF
VGT
$150B
| $33.2M | 0.01% |
356,000
-180,000
| -34% | -$15.7M |
|
1747
iShares MSCI EAFE Growth ETF
EFG
$17.3B
| $33.2M | 0.01% |
291,314
+286,590
| +6,067% | +$31.9M |
|
1748
HCA Healthcare
HCA
$87.6B
| $33.2M | 0.01% |
+77,810
| New | +$30.2M |
|
|
ETHE
1749
CALL
Grayscale Ethereum Staking ETF Shares
ETHE
$1.52B
| $33.1M | 0.01% |
966,700
+860,500
| +810% | +$27.9M |
|
1750
PUT
Invesco CurrencyShares Euro Currency Trust
FXE
$342M
| $33.1M | 0.01% |
305,400
+14,300
| +5% | +$1.54M |
|
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Ken Griffin's Q3 2025 Portfolio in Review
As of Q3 2025, Ken Griffin held 14,587 positions worth $657B, up 14% from $576B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
Ken Griffin's Q3 2025 filing shows 2,292 new, 5,365 increased, 4,887 reduced and 1,963 closed positions. Its largest new stake was Permian Resources: 18,381,735 shares worth $235M. The largest sale was Hess, an estimated $1.24B.
By sector, the portfolio is most concentrated in Technology at 3.8% of assets, up from 3.3% a quarter earlier, followed by Healthcare and Financials.
- Ken Griffin's largest Q3 2025 buy was Permian Resources: 18,381,735 shares worth $235M.
- Ken Griffin added most to Meta Platforms (Facebook) in Q3 2025, an estimated $1.45B increase.
- Ken Griffin's biggest Q3 2025 reduction was McDonald's, cutting an estimated $707M.
- Ken Griffin fully exited Hess in Q3 2025, selling an estimated $1.24B.
- Ken Griffin's ten largest holdings make up 25% of its $657B portfolio in Q3 2025.
- Ken Griffin opened 2,292 new positions and closed 1,963 in Q3 2025.
- Ken Griffin's portfolio value rose 14% quarter-over-quarter to $657B.
Based on Citadel Advisors's 13F filing for Q3 2025, filed 14 Nov 2025.