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 | |
|---|---|---|---|---|---|---|
976
PUT
DoorDash
DASH
$92.1B
| $82.8M | 0.01% |
304,300
-229,700
| -43% | -$57.6M |
|
977
PUT
Take-Two Interactive
TTWO
$45.4B
| $82.5M | 0.01% |
319,400
-148,000
| -32% | -$35M |
|
978
Shake Shack
SHAK
$2.94B
| $82.4M | 0.01% |
880,423
+154,166
| +21% | +$17.7M |
|
979
PUT
Zoom
ZM
$30.8B
| $82.3M | 0.01% |
997,900
+442,600
| +80% | +$34.5M |
|
980
KB Home
KBH
$3.42B
| $82.2M | 0.01% |
1,291,010
+184,719
| +17% | +$11.2M |
|
981
Boston Properties
BXP
$10.8B
| $82M | 0.01% |
1,102,907
+680,056
| +161% | +$48M |
|
982
PUT
EOG Resources
EOG
$75.1B
| $81.9M | 0.01% |
730,900
+262,100
| +56% | +$31.3M |
|
983
PUT
Rivian
RIVN
$22.9B
| $81.8M | 0.01% |
5,571,600
-1,840,900
| -25% | -$24.7M |
|
|
FIG
984
CALL
Figma
FIG
$14B
| $81.6M | 0.01% |
+1,574,000
| New | +$108M |
|
985
PUT
Dollar Tree
DLTR
$24.7B
| $81.6M | 0.01% |
864,200
+159,100
| +23% | +$17M |
|
986
CALL
Kratos Defense & Security Solutions
KTOS
$11.8B
| $81.5M | 0.01% |
891,500
+231,500
| +35% | +$14.8M |
|
|
TEM
987
PUT
Tempus AI
TEM
$9.8B
| $81.3M | 0.01% |
1,007,400
+496,700
| +97% | +$34.8M |
|
988
Merck
MRK
$328B
| $81.2M | 0.01% |
+968,054
| New | +$79.7M |
|
989
CALL
Lumentum
LITE
$78B
| $81.2M | 0.01% |
498,800
-279,200
| -36% | -$34.8M |
|
990
Oscar Health
OSCR
$9.5B
| $81.2M | 0.01% |
4,287,208
+2,279,411
| +114% | +$37.6M |
|
991
CALL
Medtronic
MDT
$116B
| $81.1M | 0.01% |
851,200
-469,600
| -36% | -$43.2M |
|
992
PUT
NIO
NIO
$11.3B
| $80.9M | 0.01% |
10,616,600
+2,400,800
| +29% | +$12.9M |
|
993
Valero Energy
VLO
$95.1B
| $80.9M | 0.01% |
475,130
-346,728
| -42% | -$51.7M |
|
994
CALL
Warner Bros
WBD
$69.6B
| $80.7M | 0.01% |
4,130,300
+2,172,300
| +111% | +$29.6M |
|
995
CALL
Symbotic
SYM
$5.43B
| $80.6M | 0.01% |
1,495,800
+1,169,800
| +359% | +$59.1M |
|
996
PUT
Sharplink Inc
SBET
$1.37B
| $80.6M | 0.01% |
4,739,500
+4,171,200
| +734% | +$81.9M |
|
997
PUT
Dollar General
DG
$26.4B
| $80.6M | 0.01% |
779,700
-246,900
| -24% | -$27.1M |
|
998
American Airlines Group
AAL
$9.97B
| $80.5M | 0.01% |
7,158,196
+2,939,919
| +70% | +$36.2M |
|
999
CALL
EQT Corp
EQT
$33.8B
| $80.5M | 0.01% |
1,478,100
+439,880
| +42% | +$23.2M |
|
|
1000
CALL
American Airlines Group
AAL
$9.97B
| $80.3M | 0.01% |
7,144,600
-3,719,600
| -34% | -$45.8M |
|
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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.