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 | |
|---|---|---|---|---|---|---|
1751
CALL
CoStar Group
CSGP
$13.1B
| $33M | 0.01% |
391,295
+214,648
| +122% | +$19M |
|
1752
Uranium Energy
UEC
$5.55B
| $33M | 0.01% |
2,474,021
+611,917
| +33% | +$6.12M |
|
1753
CBIZ
CBZ
$2.96B
| $33M | 0.01% |
623,060
+446,876
| +254% | +$28.8M |
|
1754
Braze
BRZE
$3.26B
| $32.9M | 0.01% |
1,157,581
-1,072,035
| -48% | -$30.4M |
|
1755
Barclays
BCS
$94.7B
| $32.9M | 0.01% |
1,589,894
-634,691
| -29% | -$12.6M |
|
|
NNE
1756
CALL
Nano Nuclear Energy
NNE
$1.06B
| $32.9M | 0.01% |
852,100
+379,800
| +80% | +$13.5M |
|
1757
CDW
CDW
$17.4B
| $32.9M | 0.01% |
206,254
+104,386
| +102% | +$17.7M |
|
1758
Builders FirstSource
BLDR
$7.8B
| $32.8M | 0.01% |
270,427
+159,883
| +145% | +$21.2M |
|
1759
CALL
nVent Electric
NVT
$27.7B
| $32.8M | 0.01% |
332,200
+290,700
| +700% | +$25.2M |
|
1760
Kite Realty
KRG
$5.3B
| $32.7M | 0.01% |
+1,468,416
| New | +$32.8M |
|
1761
CALL
Kraft Heinz
KHC
$30.3B
| $32.7M | 0.01% |
1,256,300
+95,400
| +8% | +$2.59M |
|
1762
Hartford Financial Services
HIG
$37.8B
| $32.6M | 0.01% |
244,165
+169,417
| +227% | +$21.7M |
|
|
AKRO
1763
DELISTED
Akero Therapeutics
AKRO
| $32.6M | 0.01% |
685,842
-483,840
| -41% | -$23.4M |
|
1764
PUT
BigBear.ai
BBAI
$1.57B
| $32.6M | 0.01% |
4,993,000
+2,995,200
| +150% | +$19.2M |
|
1765
PUT
Direxion Daily S&P 500 Bear 3x ETF
SPXS
$329M
| $32.5M | 0.01% |
856,620
+391,830
| +84% | +$16.8M |
|
1766
PUT
Monolithic Power Systems
MPWR
$68.9B
| $32.5M | ﹤0.01% |
35,300
-6,900
| -16% | -$5.59M |
|
|
ETH
1767
CALL
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.72B
| $32.5M | ﹤0.01% |
828,800
+668,100
| +416% | +$24.7M |
|
1768
PUT
Hershey
HSY
$37B
| $32.4M | ﹤0.01% |
173,400
-77,200
| -31% | -$14M |
|
1769
CALL
XPO
XPO
$24.7B
| $32.4M | ﹤0.01% |
250,900
-18,200
| -7% | -$2.36M |
|
1770
PUT
Public Service Enterprise Group
PEG
$37.9B
| $32.4M | ﹤0.01% |
388,300
+261,300
| +206% | +$21.9M |
|
1771
PUT
Viking Therapeutics
VKTX
$3.87B
| $32.4M | ﹤0.01% |
1,232,600
+442,000
| +56% | +$13.2M |
|
1772
Autoliv
ALV
$8.94B
| $32.4M | ﹤0.01% |
262,070
+259,673
| +10,833% | +$31.1M |
|
1773
PUT
Clorox
CLX
$12.8B
| $32.4M | ﹤0.01% |
262,400
+117,900
| +82% | +$14.6M |
|
1774
PUT
Alnylam Pharmaceuticals
ALNY
$30.6B
| $32.3M | ﹤0.01% |
70,800
+31,500
| +80% | +$12.8M |
|
1775
CALL
SiriusXM
SIRI
$9.59B
| $32.3M | ﹤0.01% |
1,387,059
-471,593
| -25% | -$10.9M |
|
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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.