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 | |
|---|---|---|---|---|---|---|
1026
Cloudflare
NET
$118B
| $77M | 0.01% |
358,785
-201,222
| -36% | -$41.1M |
|
1027
CALL
iShares MSCI South Korea ETF
EWY
$27.6B
| $76.9M | 0.01% |
960,300
-273,100
| -22% | -$20.3M |
|
1028
CNX Resources
CNX
$5.29B
| $76.8M | 0.01% |
2,391,090
+467,813
| +24% | +$14.3M |
|
1029
Commault Systems
CVLT
$6.26B
| $76.7M | 0.01% |
406,107
+184,882
| +84% | +$33.3M |
|
1030
Mirum Pharmaceuticals
MIRM
$6.02B
| $76.3M | 0.01% |
1,040,544
-365,808
| -26% | -$23.3M |
|
1031
Cytokinetics
CYTK
$10.5B
| $76.2M | 0.01% |
1,386,065
+87,456
| +7% | +$3.6M |
|
1032
CALL
TotalEnergies
TTE
$194B
| $76.1M | 0.01% |
1,275,600
+630,400
| +98% | +$38.9M |
|
1033
PUT
BP
BP
$110B
| $75.9M | 0.01% |
2,203,600
-460,200
| -17% | -$15.4M |
|
1034
PUT
Dow Inc
DOW
$21.9B
| $75.8M | 0.01% |
3,306,800
+575,900
| +21% | +$14.3M |
|
1035
CALL
Direxion Daily Small Cap Bull 3x ETF
TNA
$1.5B
| $75.4M | 0.01% |
1,666,900
-2,423,100
| -59% | -$95.5M |
|
1036
CALL
C3.ai
AI
$1.58B
| $75.3M | 0.01% |
4,340,000
+3,023,500
| +230% | +$63.1M |
|
1037
CALL
SLB Ltd
SLB
$78.1B
| $75.2M | 0.01% |
2,186,898
-899,502
| -29% | -$31.3M |
|
1038
CALL
Comcast
CMCSA
$92.9B
| $75.2M | 0.01% |
2,392,000
-882,000
| -27% | -$29.6M |
|
1039
Hilton Worldwide
HLT
$72.6B
| $75M | 0.01% |
288,961
+189,039
| +189% | +$51.1M |
|
1040
PUT
Eversource Energy
ES
$27.2B
| $74.9M | 0.01% |
1,052,200
+895,600
| +572% | +$58.7M |
|
1041
PUT
Alcoa
AA
$13.1B
| $74.8M | 0.01% |
2,273,800
+503,300
| +28% | +$15.6M |
|
|
ETHU
1042
CALL
2x Ether ETF
ETHU
$717M
| $74.5M | 0.01% |
573,975
+440,505
| +330% | +$55.9M |
|
1043
CALL
Aon
AON
$74.7B
| $74.3M | 0.01% |
208,400
+172,600
| +482% | +$62.4M |
|
1044
Mercado Libre
MELI
$92.7B
| $74.3M | 0.01% |
31,788
+19,452
| +158% | +$46.7M |
|
1045
Canadian Imperial Bank of Commerce
CM
$110B
| $74.2M | 0.01% |
+928,346
| New | +$69.9M |
|
|
KLAR
1046
Klarna Group
KLAR
$7.82B
| $74.1M | 0.01% |
+2,021,303
| New | +$86.5M |
|
1047
CALL
iShares MSCI EAFE Value ETF
EFV
$30.1B
| $74.1M | 0.01% |
1,092,100
-81,200
| -7% | -$5.35M |
|
1048
Duolingo
DUOL
$6.74B
| $74.1M | 0.01% |
230,119
+111,950
| +95% | +$37.4M |
|
|
ETHU
1049
PUT
2x Ether ETF
ETHU
$717M
| $73.9M | 0.01% |
568,810
+376,030
| +195% | +$47.8M |
|
1050
PUT
TJX Companies
TJX
$170B
| $73.7M | 0.01% |
510,100
+86,500
| +20% | +$11.5M |
|
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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.