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 | |
|---|---|---|---|---|---|---|
|
FISV
751
CALL
Fiserv Inc
FISV
$29.5B
| $113M | 0.02% |
877,100
+232,600
| +36% | +$33.3M |
|
|
EA
752
CALL
DELISTED
Electronic Arts
EA
| $113M | 0.02% |
560,400
+199,000
| +55% | +$32.9M |
|
753
TE Connectivity
TEL
$62.2B
| $113M | 0.02% |
513,888
+305,293
| +146% | +$61.2M |
|
754
CALL
Duke Energy
DUK
$97.1B
| $113M | 0.02% |
911,000
+411,700
| +82% | +$50M |
|
755
Krystal Biotech
KRYS
$9.72B
| $112M | 0.02% |
636,988
+602,428
| +1,743% | +$90.2M |
|
756
Chewy
CHWY
$9.2B
| $112M | 0.02% |
2,769,673
-158,558
| -5% | -$6.11M |
|
757
PUT
Altria Group
MO
$109B
| $112M | 0.02% |
1,689,300
-13,400
| -0.8% | -$849K |
|
758
Eaton
ETN
$176B
| $111M | 0.02% |
+297,904
| New | +$108M |
|
759
Neurocrine Biosciences
NBIX
$15.3B
| $111M | 0.02% |
793,239
-1,255,836
| -61% | -$170M |
|
760
Cigna
CI
$73.5B
| $111M | 0.02% |
385,850
-850,389
| -69% | -$252M |
|
761
WIX.com
WIX
$3.35B
| $111M | 0.02% |
625,937
-631,055
| -50% | -$95M |
|
762
CALL
Toronto Dominion Bank
TD
$203B
| $111M | 0.02% |
1,388,300
+169,400
| +14% | +$12.7M |
|
763
Kimberly-Clark
KMB
$36.8B
| $111M | 0.02% |
889,327
+115,408
| +15% | +$14.9M |
|
764
PUT
Credo Technology Group
CRDO
$49.6B
| $110M | 0.02% |
758,300
+11,800
| +2% | +$1.44M |
|
765
PUT
Halliburton
HAL
$27.4B
| $110M | 0.02% |
4,476,300
+1,688,300
| +61% | +$37.4M |
|
766
Bristol-Myers Squibb
BMY
$132B
| $110M | 0.02% |
2,432,543
+1,553,792
| +177% | +$72.6M |
|
767
PUT
Lyft
LYFT
$6.48B
| $110M | 0.02% |
4,975,700
+973,500
| +24% | +$16.3M |
|
768
PUT
DraftKings
DKNG
$12.6B
| $109M | 0.02% |
2,927,500
+592,300
| +25% | +$26.3M |
|
769
GlobalFoundries
GFS
$28.9B
| $109M | 0.02% |
3,052,510
+725,554
| +31% | +$25.9M |
|
770
PUT
NRG Energy
NRG
$25.2B
| $109M | 0.02% |
675,400
+237,100
| +54% | +$36.9M |
|
771
Marvell Technology
MRVL
$199B
| $109M | 0.02% |
1,300,879
+419,795
| +48% | +$30.9M |
|
772
HF Sinclair
DINO
$16.3B
| $109M | 0.02% |
2,087,847
+1,567,895
| +302% | +$74.3M |
|
773
CALL
Live Nation Entertainment
LYV
$43.3B
| $109M | 0.02% |
668,700
+322,200
| +93% | +$50.9M |
|
774
Evergy
EVRG
$19.3B
| $109M | 0.02% |
1,433,151
+945,191
| +194% | +$67.4M |
|
775
Insulet
PODD
$10.2B
| $109M | 0.02% |
352,443
-419,105
| -54% | -$131M |
|
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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.