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 | |
|---|---|---|---|---|---|---|
3701
Southwest Gas
SWX
$6.71B
| $7.22M | ﹤0.01% |
92,142
-48,392
| -34% | -$3.77M |
|
3702
PUT
Tower Semiconductor
TSEM
$30B
| $7.22M | ﹤0.01% |
99,800
+36,600
| +58% | +$2M |
|
3703
iShares China Large-Cap ETF
FXI
$4.16B
| $7.21M | ﹤0.01% |
+175,285
| New | +$6.78M |
|
3704
Insteel Industries
IIIN
$631M
| $7.19M | ﹤0.01% |
187,553
-28,677
| -13% | -$1.08M |
|
3705
CALL
Magnite
MGNI
$3.55B
| $7.19M | ﹤0.01% |
330,000
+183,600
| +125% | +$4.34M |
|
3706
SM Energy
SM
$8.03B
| $7.19M | ﹤0.01% |
287,825
-1,152,379
| -80% | -$31.1M |
|
3707
CALL
Ionis Pharmaceuticals
IONS
$9.51B
| $7.18M | ﹤0.01% |
109,800
+19,700
| +22% | +$962K |
|
3708
CALL
Klaviyo
KVYO
$5.26B
| $7.18M | ﹤0.01% |
259,300
+42,800
| +20% | +$1.38M |
|
3709
Hilltop Holdings
HTH
$2.27B
| $7.18M | ﹤0.01% |
214,836
+132,677
| +161% | +$4.32M |
|
|
PPL
3710
CALL
PPL Corp
PPL
$27.1B
| $7.17M | ﹤0.01% |
192,900
+12,000
| +7% | +$431K |
|
3711
Rambus
RMBS
$10.9B
| $7.16M | ﹤0.01% |
68,703
-83,701
| -55% | -$6.45M |
|
3712
Kura Oncology
KURA
$966M
| $7.16M | ﹤0.01% |
808,818
+444,663
| +122% | +$3.17M |
|
3713
CALL
SSR Mining
SSRM
$6.56B
| $7.16M | ﹤0.01% |
293,100
+156,100
| +114% | +$2.64M |
|
3714
COPT Defense Properties
CDP
$4.19B
| $7.16M | ﹤0.01% |
246,298
-681,646
| -73% | -$19.6M |
|
|
MRUS
3715
CALL
DELISTED
Merus
MRUS
| $7.16M | ﹤0.01% |
76,000
+15,600
| +26% | +$1.02M |
|
3716
StoneCo
STNE
$2.32B
| $7.15M | ﹤0.01% |
378,059
+233,268
| +161% | +$3.71M |
|
3717
Hartford Core Bond ETF
HCRB
$406M
| $7.15M | ﹤0.01% |
201,301
+171,226
| +569% | +$6.03M |
|
3718
PUT
NetEase
NTES
$80.1B
| $7.14M | ﹤0.01% |
47,000
+16,100
| +52% | +$2.22M |
|
|
CAEP
3719
DELISTED
Cantor Equity Partners III
CAEP
| $7.14M | ﹤0.01% |
692,080
+140,966
| +26% | +$1.48M |
|
3720
CALL
DTE Energy
DTE
$29.3B
| $7.14M | ﹤0.01% |
50,500
-1,100
| -2% | -$151K |
|
3721
PUT
UGI
UGI
$7.59B
| $7.14M | ﹤0.01% |
214,700
-9,700
| -4% | -$339K |
|
3722
PUT
Mid-America Apartment Communities
MAA
$15.5B
| $7.14M | ﹤0.01% |
51,100
+21,800
| +74% | +$3.15M |
|
3723
PUT
JPMorgan Equity Premium Income ETF
JEPI
$46.3B
| $7.14M | ﹤0.01% |
125,000
+42,600
| +52% | +$2.42M |
|
3724
Simmons First National
SFNC
$3.48B
| $7.14M | ﹤0.01% |
372,303
+172,934
| +87% | +$3.45M |
|
3725
CALL
Lumen
LUMN
$6.93B
| $7.14M | ﹤0.01% |
1,166,100
+510,600
| +78% | +$2.45M |
|
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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.