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 | |
|---|---|---|---|---|---|---|
|
P
2501
PUT
Everpure Inc
P
$39.3B
| $17.2M | ﹤0.01% |
204,700
+37,900
| +23% | +$2.52M |
|
|
2502
CALL
Norfolk Southern
NSC
$75.1B
| $17.2M | ﹤0.01% |
57,100
-16,600
| -23% | -$4.61M |
|
2503
Eagle Materials
EXP
$6.4B
| $17.1M | ﹤0.01% |
73,555
-51,409
| -41% | -$11.7M |
|
2504
ODDITY Tech
ODD
$605M
| $17.1M | ﹤0.01% |
275,030
-502,381
| -65% | -$32.6M |
|
2505
PUT
Entegris
ENTG
$24.7B
| $17.1M | ﹤0.01% |
185,300
+71,800
| +63% | +$6.11M |
|
2506
Canadian Pacific Kansas City
CP
$82.2B
| $17.1M | ﹤0.01% |
229,783
+223,856
| +3,777% | +$17.1M |
|
2507
Hercules Capital
HTGC
$3.13B
| $17.1M | ﹤0.01% |
904,135
+239,925
| +36% | +$4.6M |
|
2508
Universal Display
OLED
$4.09B
| $17.1M | ﹤0.01% |
118,905
+62,522
| +111% | +$9.09M |
|
2509
Flowers Foods
FLO
$1.59B
| $17M | ﹤0.01% |
1,301,578
+478,537
| +58% | +$7.25M |
|
|
SSK
2510
REX-Osprey SOL + Staking ETF
SSK
$70.8M
| $17M | ﹤0.01% |
+530,791
| New | +$16.1M |
|
2511
PUT
Sweetgreen
SG
$748M
| $17M | ﹤0.01% |
2,125,100
+996,400
| +88% | +$10.8M |
|
2512
Federated Hermes
FHI
$4.79B
| $17M | ﹤0.01% |
326,545
-132,197
| -29% | -$6.7M |
|
2513
Alcon
ALC
$35.9B
| $17M | ﹤0.01% |
+227,553
| New | +$19M |
|
2514
Applied Optoelectronics
AAOI
$12.7B
| $17M | ﹤0.01% |
+653,774
| New | +$16.7M |
|
2515
CALL
Dave Inc
DAVE
$4.27B
| $16.9M | ﹤0.01% |
84,900
-9,500
| -10% | -$2.05M |
|
|
IMSR
2516
Terrestrial Energy
IMSR
$624M
| $16.9M | ﹤0.01% |
1,030,421
+960,700
| +1,378% | +$11.4M |
|
2517
CALL
Agilent Technologies
A
$41.9B
| $16.9M | ﹤0.01% |
131,700
-46,400
| -26% | -$5.6M |
|
2518
Paychex
PAYX
$43.4B
| $16.9M | ﹤0.01% |
+133,285
| New | +$18.5M |
|
2519
CALL
Antero Resources
AR
$11.5B
| $16.9M | ﹤0.01% |
502,700
-186,900
| -27% | -$6.23M |
|
|
SEZL
2520
PUT
Sezzle
SEZL
$4.34B
| $16.9M | ﹤0.01% |
212,000
+80,300
| +61% | +$9.22M |
|
2521
PUT
Rambus
RMBS
$10.9B
| $16.8M | ﹤0.01% |
161,700
-25,200
| -13% | -$1.94M |
|
2522
F5
FFIV
$22.8B
| $16.8M | ﹤0.01% |
+52,098
| New | +$16.3M |
|
2523
Lazard
LAZ
$4.35B
| $16.8M | ﹤0.01% |
318,788
+182,341
| +134% | +$9.83M |
|
2524
PUT
TKO Group
TKO
$14.7B
| $16.8M | ﹤0.01% |
83,300
-57,500
| -41% | -$10.5M |
|
2525
CALL
Match Group
MTCH
$8.71B
| $16.8M | ﹤0.01% |
475,600
+225,200
| +90% | +$8.03M |
|
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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.