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 | |
|---|---|---|---|---|---|---|
|
ECG
2801
Everus Construction Group
ECG
$7.2B
| $13.4M | ﹤0.01% |
156,738
+14,787
| +10% | +$1.1M |
|
2802
NuScale Power
SMR
$3.85B
| $13.4M | ﹤0.01% |
373,052
+205,610
| +123% | +$8.19M |
|
2803
CALL
CarMax
KMX
$8.5B
| $13.4M | ﹤0.01% |
299,100
+34,900
| +13% | +$2.08M |
|
2804
Rapid7
RPD
$876M
| $13.4M | ﹤0.01% |
715,138
+405,978
| +131% | +$8.58M |
|
2805
Rhythm Pharmaceuticals
RYTM
$7.95B
| $13.4M | ﹤0.01% |
+132,626
| New | +$12.3M |
|
2806
CALL
IQVIA
IQV
$39B
| $13.4M | ﹤0.01% |
70,500
-98,800
| -58% | -$18M |
|
2807
Dimensional International High Profitability ETF
DIHP
$6.59B
| $13.4M | ﹤0.01% |
440,506
+157,475
| +56% | +$4.69M |
|
2808
Vita Coco
COCO
$3.77B
| $13.4M | ﹤0.01% |
315,201
-194,626
| -38% | -$7.22M |
|
2809
CALL
Vulcan Materials
VMC
$36.5B
| $13.4M | ﹤0.01% |
43,500
-5,800
| -12% | -$1.65M |
|
2810
CALL
ADMA Biologics
ADMA
$2.12B
| $13.4M | ﹤0.01% |
912,200
+725,100
| +388% | +$12.4M |
|
2811
Plains GP Holdings
PAGP
$5.11B
| $13.4M | ﹤0.01% |
732,937
+10,838
| +2% | +$207K |
|
2812
SentinelOne
S
$7.92B
| $13.4M | ﹤0.01% |
758,890
+482,285
| +174% | +$8.65M |
|
2813
PUT
Intercontinental Exchange
ICE
$86.9B
| $13.4M | ﹤0.01% |
79,300
-62,500
| -44% | -$11.2M |
|
|
2814
PUT
IQVIA
IQV
$39B
| $13.4M | ﹤0.01% |
70,300
-39,800
| -36% | -$7.24M |
|
2815
CALL
Howard Hughes
HHH
$3.98B
| $13.3M | ﹤0.01% |
162,400
+106,500
| +191% | +$7.89M |
|
|
SEI
2816
PUT
Solaris Energy Infrastructure
SEI
$4.17B
| $13.3M | ﹤0.01% |
333,800
+3,100
| +0.9% | +$97K |
|
|
UROY
2817
Uranium Royalty Corp
UROY
$1.57B
| $13.3M | ﹤0.01% |
3,102,692
+1,092,777
| +54% | +$3.3M |
|
|
SA
2818
PUT
Seabridge Gold
SA
$3.62B
| $13.3M | ﹤0.01% |
552,300
+101,500
| +23% | +$1.76M |
|
2819
Harrow
HROW
$1.5B
| $13.3M | ﹤0.01% |
276,556
-392,086
| -59% | -$14.8M |
|
2820
Fortune Brands Innovations
FBIN
$5.71B
| $13.3M | ﹤0.01% |
249,504
-832,209
| -77% | -$46.9M |
|
2821
PUT
Ouster
OUST
$3.51B
| $13.3M | ﹤0.01% |
492,400
+193,000
| +64% | +$5.38M |
|
2822
Fidelity National Financial
FNF
$13.3B
| $13.3M | ﹤0.01% |
219,913
+129,663
| +144% | +$7.53M |
|
2823
Trex
TREX
$5.06B
| $13.3M | ﹤0.01% |
257,259
-87,737
| -25% | -$5.34M |
|
2824
TransAlta
TAC
$4.05B
| $13.3M | ﹤0.01% |
971,320
-319,991
| -25% | -$3.94M |
|
|
APLS
2825
DELISTED
Apellis Pharmaceuticals
APLS
| $13.3M | ﹤0.01% |
586,452
+143,892
| +33% | +$3.36M |
|
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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, 5,364 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.