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 | |
|---|---|---|---|---|---|---|
626
Cardinal Health
CAH
$53.8B
| $148M | 0.02% |
941,947
-110,593
| -11% | -$17.1M |
|
627
Factset
FDS
$10.2B
| $147M | 0.02% |
514,028
+273,722
| +114% | +$105M |
|
628
Lennox International
LII
$14.5B
| $147M | 0.02% |
278,188
-288,522
| -51% | -$169M |
|
629
PUT
Datadog
DDOG
$90.6B
| $147M | 0.02% |
1,030,500
-476,100
| -32% | -$65.6M |
|
630
CALL
Union Pacific
UNP
$177B
| $147M | 0.02% |
620,800
-104,400
| -14% | -$23.5M |
|
631
ExxonMobil
XOM
$652B
| $147M | 0.02% |
+1,301,184
| New | +$145M |
|
|
AXON
632
CALL
Axon Enterprise
AXON
$50B
| $147M | 0.02% |
204,300
-78,200
| -28% | -$59.3M |
|
633
PUT
Direxion Daily TSLA Bull 2X ETF
TSLL
$3.49B
| $146M | 0.02% |
6,922,100
-2,551,000
| -27% | -$34.6M |
|
634
CALL
Direxion Daily Financial Bull 3x ETF
FAS
$2.5B
| $146M | 0.02% |
821,000
+171,400
| +26% | +$29.4M |
|
635
Reinsurance Group of America
RGA
$16.4B
| $146M | 0.02% |
759,839
+97,921
| +15% | +$18.7M |
|
636
PUT
Celsius Holdings
CELH
$7.28B
| $146M | 0.02% |
2,537,400
-597,000
| -19% | -$31.2M |
|
637
T. Rowe Price
TROW
$23.7B
| $146M | 0.02% |
1,419,702
+1,139,637
| +407% | +$120M |
|
638
CoStar Group
CSGP
$13.4B
| $146M | 0.02% |
1,726,618
+1,695,175
| +5,391% | +$150M |
|
639
PUT
Synopsys
SNPS
$78.8B
| $145M | 0.02% |
293,003
+124,403
| +74% | +$70.3M |
|
640
Hyatt Hotels
H
$16.9B
| $145M | 0.02% |
1,018,150
-137,251
| -12% | -$19.7M |
|
641
Natera
NTRA
$44.8B
| $144M | 0.02% |
896,666
+75,221
| +9% | +$11.9M |
|
642
Global Payments
GPN
$25.1B
| $144M | 0.02% |
1,729,767
+327,763
| +23% | +$27.6M |
|
643
Leidos
LDOS
$17.9B
| $144M | 0.02% |
759,769
-54,157
| -7% | -$9.43M |
|
644
SiteOne Landscape Supply
SITE
$4.27B
| $143M | 0.02% |
1,112,920
+665,093
| +149% | +$90.2M |
|
645
TSMC
TSM
$2.23T
| $143M | 0.02% |
511,594
+373,601
| +271% | +$91.4M |
|
646
Applovin
APP
$105B
| $143M | 0.02% |
198,363
-780,196
| -80% | -$360M |
|
647
PUT
Thermo Fisher Scientific
TMO
$220B
| $142M | 0.02% |
292,600
-7,000
| -2% | -$3.26M |
|
648
Cummins
CMI
$87B
| $141M | 0.02% |
334,793
-42,524
| -11% | -$16.3M |
|
649
CALL
McKesson
MCK
$99.9B
| $141M | 0.02% |
182,600
+6,300
| +4% | +$4.44M |
|
650
Truist Financial
TFC
$64.7B
| $141M | 0.02% |
3,082,638
-1,769,862
| -36% | -$79.8M |
|
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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.