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 | |
|---|---|---|---|---|---|---|
4326
Helios Technologies
HLIO
$2.69B
| $4.99M | ﹤0.01% |
95,771
-180,216
| -65% | -$8.42M |
|
4327
CALL
Dycom Industries
DY
$12.6B
| $4.99M | ﹤0.01% |
17,100
-1,900
| -10% | -$499K |
|
4328
Prime Medicine
PRME
$560M
| $4.99M | ﹤0.01% |
900,142
+378,634
| +73% | +$1.54M |
|
|
AEVA
4329
PUT
Aeva Technologies
AEVA
$1.62B
| $4.98M | ﹤0.01% |
343,700
+48,400
| +16% | +$917K |
|
|
AIV
4330
Aimco
AIV
$383M
| $4.98M | ﹤0.01% |
+628,394
| New | +$5.1M |
|
4331
PUT
KeyCorp
KEY
$25B
| $4.98M | ﹤0.01% |
266,600
+17,000
| +7% | +$315K |
|
|
AGNT
4332
AGNT Inc
AGNT
$727M
| $4.98M | ﹤0.01% |
467,410
+243,137
| +108% | +$2.57M |
|
4333
PUT
Comstock Resources
CRK
$4.13B
| $4.98M | ﹤0.01% |
251,100
+80,400
| +47% | +$1.49M |
|
4334
PUT
Zions Bancorporation
ZION
$10.5B
| $4.98M | ﹤0.01% |
88,000
+1,200
| +1% | +$66.8K |
|
4335
PUT
Ionis Pharmaceuticals
IONS
$9.51B
| $4.98M | ﹤0.01% |
76,100
+18,900
| +33% | +$923K |
|
4336
QuidelOrtho
QDEL
$981M
| $4.98M | ﹤0.01% |
169,010
+122,025
| +260% | +$3.34M |
|
|
BBT
4337
Beacon Financial Corp
BBT
$2.69B
| $4.97M | ﹤0.01% |
209,821
+10,029
| +5% | +$257K |
|
4338
Cannae Holdings
CNNE
$635M
| $4.97M | ﹤0.01% |
271,619
+112,577
| +71% | +$2.22M |
|
4339
Reddit
RDDT
$34.3B
| $4.97M | ﹤0.01% |
21,612
-162,151
| -88% | -$33.1M |
|
4340
Rayonier
RYN
$6.49B
| $4.97M | ﹤0.01% |
196,310
-349,491
| -64% | -$8.38M |
|
4341
PUT
GXO Logistics
GXO
$5.59B
| $4.96M | ﹤0.01% |
93,700
-140,300
| -60% | -$7.21M |
|
|
HAPN
4342
CALL
Happen Inc
HAPN
$2.26B
| $4.95M | ﹤0.01% |
326,200
-134,900
| -29% | -$2.05M |
|
4343
Kforce
KFRC
$1.04B
| $4.95M | ﹤0.01% |
164,977
-69,194
| -30% | -$2.45M |
|
4344
Neogen
NEOG
$2.54B
| $4.94M | ﹤0.01% |
865,547
-1,888,030
| -69% | -$10.1M |
|
4345
Hancock Whitney
HWC
$6.4B
| $4.94M | ﹤0.01% |
78,880
-722,060
| -90% | -$44.3M |
|
4346
CALL
Tradeweb Markets
TW
$22.4B
| $4.94M | ﹤0.01% |
44,500
+16,900
| +61% | +$2.17M |
|
4347
PUT
Portillo's
PTLO
$374M
| $4.93M | ﹤0.01% |
764,500
+264,500
| +53% | +$2.23M |
|
4348
Metropolitan Bank Holding Corp
MCB
$1.17B
| $4.93M | ﹤0.01% |
65,888
+56,209
| +581% | +$4.22M |
|
|
K
4349
CALL
DELISTED
Kellanova
K
| $4.93M | ﹤0.01% |
60,100
-12,500
| -17% | -$994K |
|
4350
CALL
Braze
BRZE
$3.26B
| $4.93M | ﹤0.01% |
173,300
+20,600
| +13% | +$584K |
|
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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.