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 | |
|---|---|---|---|---|---|---|
|
CVAC
11776
PUT
DELISTED
CureVac
CVAC
| $106K | ﹤0.01% |
19,600
-67,800
| -78% | -$367K |
|
11777
CALL
Vir Biotechnology
VIR
$1.56B
| $106K | ﹤0.01% |
18,500
-2,100
| -10% | -$10.7K |
|
11778
Gabelli Equity Trust
GAB
$1.8B
| $105K | ﹤0.01% |
17,298
-8,377
| -33% | -$50.3K |
|
|
MVO
11779
DELISTED
MV Oil Trust
MVO
| $105K | ﹤0.01% |
+18,740
| New | +$110K |
|
11780
PUT
SELLAS Life Sciences
SLS
$2.58B
| $105K | ﹤0.01% |
65,400
+32,400
| +98% | +$57.7K |
|
11781
First Guaranty Bancshares
FGBI
$137M
| $105K | ﹤0.01% |
13,126
-93
| -0.7% | -$777 |
|
11782
CALL
ALX Oncology
ALXO
$271M
| $105K | ﹤0.01% |
57,500
+3,700
| +7% | +$3.2K |
|
|
SDHIU
11783
Siddhi Acquisition Corp Unit
SDHIU
| $105K | ﹤0.01% |
+10,199
| New | +$105K |
|
|
QTEX
11784
QTREX Quantum
QTEX
$54.6M
| $105K | ﹤0.01% |
+82,567
| New | +$104K |
|
|
OCFT
11785
CALL
DELISTED
OneConnect Financial Technology
OCFT
| $105K | ﹤0.01% |
13,800
+200
| +1% | +$1.47K |
|
11786
PUT
Nurix Therapeutics
NRIX
$2.81B
| $104K | ﹤0.01% |
11,300
| – | – |
|
11787
PUT
inTEST
INTT
$179M
| $104K | ﹤0.01% |
13,300
+1,400
| +12% | +$10.3K |
|
|
VMEO
11788
PUT
DELISTED
Vimeo
VMEO
| $104K | ﹤0.01% |
13,400
-1,700
| -11% | -$8.37K |
|
11789
Cellectar Biosciences
CLRB
$24.6M
| $104K | ﹤0.01% |
+18,526
| New | +$91.8K |
|
11790
PUT
1-800-Flowers.com
FLWS
$262M
| $104K | ﹤0.01% |
+22,500
| New | +$124K |
|
|
PHD
11791
DELISTED
Pioneer Floating Rate Fund
PHD
| $103K | ﹤0.01% |
+10,373
| New | +$103K |
|
11792
PUT
Spero Therapeutics
SPRO
$71.6M
| $103K | ﹤0.01% |
54,800
-82,400
| -60% | -$181K |
|
11793
Copel
ELPC
$7.77B
| $103K | ﹤0.01% |
11,467
-6,089
| -35% | -$50.4K |
|
11794
Horizon Technology Finance
HRZN
$336M
| $103K | ﹤0.01% |
+16,841
| New | +$122K |
|
|
PDM
11795
CALL
Piedmont Realty Trust
PDM
$1.19B
| $103K | ﹤0.01% |
11,400
-5,300
| -32% | -$42.6K |
|
11796
MoneyHero
MNY
$40.1M
| $103K | ﹤0.01% |
+71,732
| New | +$121K |
|
11797
Journey Medical
DERM
$190M
| $102K | ﹤0.01% |
+14,390
| New | +$104K |
|
11798
CALL
Cadiz
CDZI
$294M
| $102K | ﹤0.01% |
21,700
-32,200
| -60% | -$112K |
|
11799
CALL
Ovid Therapeutics
OVID
$553M
| $102K | ﹤0.01% |
78,500
+62,900
| +403% | +$54.5K |
|
|
APLT
11800
PUT
DELISTED
Applied Therapeutics
APLT
| $102K | ﹤0.01% |
168,500
+20,100
| +14% | +$9.47K |
|
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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.