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 | |
|---|---|---|---|---|---|---|
12026
CALL
LivePerson
LPSN
$35.1M
| $65.1K | ﹤0.01% |
7,440
-4,507
| -38% | -$63.4K |
|
12027
PUT
AC Immune
ACIU
$248M
| $65K | ﹤0.01% |
22,500
-6,000
| -21% | -$13.5K |
|
12028
CALL
Goldgroup Mining
GORO
$207M
| $64.7K | ﹤0.01% |
77,400
-17,400
| -18% | -$10.8K |
|
|
DVS
12029
CALL
DELISTED
Dolly Varden Silver Corp
DVS
| $64.6K | ﹤0.01% |
+12,900
| New | +$49.7K |
|
|
MTLS
12030
PUT
Materialise
MTLS
$400M
| $64.6K | ﹤0.01% |
11,600
-8,100
| -41% | -$43.4K |
|
|
AMBO
12031
Ambow Education Holding
AMBO
$6.09M
| $64K | ﹤0.01% |
+17,667
| New | +$56.4K |
|
12032
PUT
BuzzFeed
BZFD
$92.5M
| $63.9K | ﹤0.01% |
37,600
-19,900
| -35% | -$40.5K |
|
12033
PUT
Cadiz
CDZI
$294M
| $63.7K | ﹤0.01% |
13,500
-15,800
| -54% | -$55.2K |
|
|
GHG
12034
GreenTree Hospitality
GHG
$112M
| $63.7K | ﹤0.01% |
28,958
+2,875
| +11% | +$6.37K |
|
|
CSAI
12035
Cloudastructure
CSAI
$4.89M
| $63.6K | ﹤0.01% |
+1,683
| New | +$86.7K |
|
12036
GEN Restaurant Group
GENK
$10.4M
| $63.6K | ﹤0.01% |
23,117
-20,523
| -47% | -$72.1K |
|
|
OIO
12037
OIO Group
OIO
$679M
| $63.5K | ﹤0.01% |
+5,541
| New | +$52.2K |
|
12038
CALL
SkinHealth Systems
SKIN
$86.8M
| $63.5K | ﹤0.01% |
31,900
-2,700
| -8% | -$5.48K |
|
12039
Versus Systems
VS
$8.76M
| $63.3K | ﹤0.01% |
29,853
-2,382
| -7% | -$5.35K |
|
12040
PUT
Stereotaxis
STXS
$138M
| $62.8K | ﹤0.01% |
+20,200
| New | +$52.3K |
|
|
HCHL
12041
Happy City Holdings
HCHL
| $62.6K | ﹤0.01% |
18,688
+4,838
| +35% | +$18.1K |
|
|
ADVB
12042
Advanced Biomed Inc
ADVB
$14.8M
| $62.5K | ﹤0.01% |
6,976
+4,093
| +142% | +$42.4K |
|
12043
PUT
Atlas Lithium Corp
ATLX
$94.7M
| $62.4K | ﹤0.01% |
+13,100
| New | +$64.7K |
|
12044
CALL
FerroAtlántica
GSM
$820M
| $62.3K | ﹤0.01% |
13,700
+1,900
| +16% | +$8.13K |
|
|
NIPG
12045
NIP Group Inc
NIPG
$80.2M
| $61.9K | ﹤0.01% |
1,172
-2,365
| -67% | -$141K |
|
|
GORV
12046
DELISTED
Lazydays
GORV
| $61.9K | ﹤0.01% |
+29,748
| New | +$132K |
|
12047
CALL
Ocean Power Technologies
OPTT
$55.9M
| $61.8K | ﹤0.01% |
122,700
-176,200
| -59% | -$96.3K |
|
|
NOTE
12048
CALL
DELISTED
FiscalNote
NOTE
| $61.5K | ﹤0.01% |
13,280
+11,980
| +922% | +$77.4K |
|
12049
Cytosorbents Corp
CTSO
$25.1M
| $61.4K | ﹤0.01% |
+65,690
| New | +$64.7K |
|
|
KZR
12050
CALL
DELISTED
Kezar Life Sciences
KZR
| $61.2K | ﹤0.01% |
+15,700
| New | +$64.4K |
|
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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.