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 | |
|---|---|---|---|---|---|---|
12001
Chegg
CHGG
$88.9M
| $69K | ﹤0.01% |
45,717
-218,630
| -83% | -$307K |
|
12002
Sagimet Biosciences
SGMT
$656M
| $68.9K | ﹤0.01% |
10,041
-92,742
| -90% | -$752K |
|
12003
PUT
JELD-WEN Holding
JELD
$167M
| $68.7K | ﹤0.01% |
14,000
+2,200
| +19% | +$11.8K |
|
|
AIFU
12004
CALL
AIFU Inc
AIFU
$215M
| $68.5K | ﹤0.01% |
+671
| New | +$83.4K |
|
12005
TOP Ships
TOPS
$4.88M
| $68.4K | ﹤0.01% |
+11,613
| New | +$67.2K |
|
12006
flyExclusive
FLYX
$129M
| $68.2K | ﹤0.01% |
+13,812
| New | +$47.2K |
|
12007
SunCar Technology Group
SDA
$77.6M
| $68.1K | ﹤0.01% |
27,461
-94,645
| -78% | -$231K |
|
12008
CALL
Upland Software
UPLD
$15.7M
| $68K | ﹤0.01% |
2,870
+480
| +20% | +$10.9K |
|
|
FOCL
12009
PUT
EDAP TMS S.A.
FOCL
$178M
| $67.9K | ﹤0.01% |
29,400
+6,000
| +26% | +$10.9K |
|
12010
CALL
E.W. Scripps
SSP
$320M
| $67.9K | ﹤0.01% |
27,600
-21,800
| -44% | -$67.1K |
|
12011
CALL
CS Disco
LAW
$286M
| $67.8K | ﹤0.01% |
10,500
-7,900
| -43% | -$39.4K |
|
|
SCPH
12012
PUT
DELISTED
scPharmaceuticals
SCPH
| $67.5K | ﹤0.01% |
+11,900
| New | +$60.9K |
|
12013
SOBR Safe
SOBR
$1.59M
| $67.3K | ﹤0.01% |
+19,272
| New | +$69.5K |
|
|
ILPT
12014
PUT
Industrial Logistics Properties Trust
ILPT
$595M
| $67K | ﹤0.01% |
+11,500
| New | +$66.2K |
|
12015
PUT
Protara Therapeutics
TARA
$235M
| $67K | ﹤0.01% |
+15,400
| New | +$49.9K |
|
12016
NexGel
NXGL
$5.21M
| $67K | ﹤0.01% |
+27,454
| New | +$67.5K |
|
12017
PUT
Companhia Siderúrgica Nacional
SID
$1.17B
| $66.9K | ﹤0.01% |
44,600
-114,500
| -72% | -$165K |
|
12018
CALL
Genasys
GNSS
$78.8M
| $66.9K | ﹤0.01% |
27,300
-45,300
| -62% | -$88.9K |
|
12019
PUT
TechTarget
TTGT
$278M
| $66.8K | ﹤0.01% |
+11,500
| New | +$76.2K |
|
12020
PUT
Cumberland Pharmaceuticals
CPIX
$117M
| $66.5K | ﹤0.01% |
+21,300
| New | +$70.8K |
|
12021
CALL
Gevo
GEVO
$418M
| $66.4K | ﹤0.01% |
33,900
-61,500
| -64% | -$100K |
|
|
LAWR
12022
Robot Consulting Co
LAWR
| $66.3K | ﹤0.01% |
+20,787
| New | +$49.5K |
|
12023
Loop Industries
LOOP
$31.1M
| $65.9K | ﹤0.01% |
44,536
+29,129
| +189% | +$44.5K |
|
12024
Evogene
EVGN
$9.49M
| $65.6K | ﹤0.01% |
57,575
+36,206
| +169% | +$45.8K |
|
|
BIOA
12025
CALL
BioAge Labs
BIOA
$487M
| $65.3K | ﹤0.01% |
+11,100
| New | +$52K |
|
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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.