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 | |
|---|---|---|---|---|---|---|
12151
CALL
Hyliion Holdings
HYLN
$725M
| $51K | ﹤0.01% |
25,900
-64,100
| -71% | -$107K |
|
12152
PUT
Upland Software
UPLD
$15.7M
| $51K | ﹤0.01% |
2,150
-1,460
| -40% | -$33.2K |
|
|
ADIL
12153
Adial Pharmaceuticals
ADIL
$10.5M
| $50.8K | ﹤0.01% |
+5,752
| New | +$56.1K |
|
|
IVF
12154
INVO Fertility Inc
IVF
$1.74M
| $50.8K | ﹤0.01% |
+1,671
| New | +$107K |
|
|
PVL
12155
Permianville Royalty Trust
PVL
$58.1M
| $50.7K | ﹤0.01% |
+28,028
| New | +$52.7K |
|
12156
CALL
Companhia Siderúrgica Nacional
SID
$1.17B
| $50.7K | ﹤0.01% |
33,800
-79,400
| -70% | -$114K |
|
|
FTRK
12157
Fast Track Group
FTRK
$6.38M
| $50.6K | ﹤0.01% |
+92,086
| New | +$53.4K |
|
|
APLT
12158
CALL
DELISTED
Applied Therapeutics
APLT
| $50.6K | ﹤0.01% |
83,600
-46,200
| -36% | -$21.8K |
|
12159
YieldMax MRNA Option Income Strategy ETF
MRNY
$117M
| $50.5K | ﹤0.01% |
2,852
+882
| +45% | +$18.3K |
|
|
AIOS
12160
AIOS Tech
AIOS
$39M
| $50.4K | ﹤0.01% |
648
-1,102
| -63% | -$85.9K |
|
12161
Elutia
ELUT
$41.6M
| $50.4K | ﹤0.01% |
+56,604
| New | +$105K |
|
|
STLN
12162
PUT
Starling Oncology
STLN
$657M
| $50.3K | ﹤0.01% |
+14,400
| New | +$49.3K |
|
|
MKDW
12163
MKDWELL Tech Inc
MKDW
$49.1M
| $50.2K | ﹤0.01% |
+7,785
| New | +$50.2K |
|
|
YQ
12164
17 Education & Technology Group
YQ
$22.5M
| $50.2K | ﹤0.01% |
11,726
-26,433
| -69% | -$64.7K |
|
|
PROF
12165
Profound Medical
PROF
$241M
| $50.2K | ﹤0.01% |
10,073
-36,237
| -78% | -$185K |
|
12166
CALL
KLX Energy Services
KLXE
$35.3M
| $50.1K | ﹤0.01% |
+26,100
| New | +$48.7K |
|
12167
CALL
MacroGenics
MGNX
$269M
| $50.1K | ﹤0.01% |
29,800
-5,100
| -15% | -$8.26K |
|
|
RENX
12168
RenX Enterprises
RENX
$4.91M
| $50K | ﹤0.01% |
+1,867
| New | +$43.6K |
|
|
CARV
12169
DELISTED
Carver Bancorp
CARV
| $50K | ﹤0.01% |
+20,933
| New | +$44.2K |
|
12170
PUT
Annexon
ANNX
$1B
| $50K | ﹤0.01% |
16,400
-19,600
| -54% | -$48.7K |
|
12171
CALL
Definitive Healthcare
DH
$68.2M
| $49.9K | ﹤0.01% |
12,300
-6,600
| -35% | -$26.4K |
|
12172
PUT
Zentalis Pharmaceuticals
ZNTL
$255M
| $49.8K | ﹤0.01% |
33,000
+11,000
| +50% | +$16.5K |
|
12173
CALL
Alector
ALEC
$219M
| $49.7K | ﹤0.01% |
16,800
-13,000
| -44% | -$28.6K |
|
|
NVNO
12174
enVVeno Medical
NVNO
$7.5M
| $49.7K | ﹤0.01% |
1,566
+735
| +88% | +$75.1K |
|
|
GPMT
12175
PUT
Granite Point Mortgage Trust
GPMT
$57.4M
| $49.5K | ﹤0.01% |
16,500
+4,700
| +40% | +$13K |
|
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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.