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 | |
|---|---|---|---|---|---|---|
11351
PUT
Dyne Therapeutics
DYN
$4.8B
| $176K | ﹤0.01% |
+13,900
| New | +$159K |
|
11352
PUT
Mission Produce
AVO
$1.15B
| $175K | ﹤0.01% |
+14,600
| New | +$180K |
|
11353
PUT
Direxion Daily Retail Bull 3X ETF
RETL
$27.3M
| $175K | ﹤0.01% |
+17,400
| New | +$163K |
|
11354
YieldMax AAPL Option Income Strategy ETF
APLY
$117M
| $175K | ﹤0.01% |
12,850
+1,722
| +15% | +$22.8K |
|
11355
PUT
PSQ Holdings
PSQH
$15.5M
| $175K | ﹤0.01% |
6,107
+2,714
| +80% | +$82.7K |
|
11356
CALL
Zura Bio
ZURA
$534M
| $175K | ﹤0.01% |
+40,400
| New | +$72.7K |
|
|
RFAI
11357
RF Acquisition Corp II
RFAI
$92.5M
| $175K | ﹤0.01% |
16,388
-2,195
| -12% | -$23.2K |
|
|
SIFY
11358
Sify Technologies
SIFY
$1.13B
| $175K | ﹤0.01% |
12,789
-6,060
| -32% | -$51.4K |
|
11359
PUT
Teucrium Corn Fund
CORN
$171M
| $175K | ﹤0.01% |
10,000
-1,300
| -12% | -$22.7K |
|
|
IRBT
11360
PUT
DELISTED
iRobot
IRBT
| $174K | ﹤0.01% |
48,600
-9,600
| -16% | -$37.1K |
|
11361
CALL
Cogent Biosciences
COGT
$6.58B
| $174K | ﹤0.01% |
12,100
-38,300
| -76% | -$454K |
|
|
MURA
11362
PUT
DELISTED
Mural Oncology
MURA
| $173K | ﹤0.01% |
83,800
+19,600
| +31% | +$42.1K |
|
11363
BARK
BARK
$91.4M
| $173K | ﹤0.01% |
10,438
-9,006
| -46% | -$159K |
|
|
ACP
11364
abrdn Income Credit Strategies Fund
ACP
$645M
| $173K | ﹤0.01% |
+29,893
| New | +$177K |
|
|
FMN
11365
Federated Hermes Premier Municipal Income Fund
FMN
$87.5M
| $173K | ﹤0.01% |
+15,688
| New | +$168K |
|
11366
PUT
CareDx
CDNA
$2.34B
| $173K | ﹤0.01% |
+11,900
| New | +$170K |
|
11367
CALL
American Vanguard Corp
AVD
$62.5M
| $173K | ﹤0.01% |
30,100
-2,700
| -8% | -$12.9K |
|
|
YALA
11368
PUT
Yalla Group
YALA
$832M
| $173K | ﹤0.01% |
23,000
+5,700
| +33% | +$44K |
|
11369
Prairie Operating Co
PROP
$97.7M
| $173K | ﹤0.01% |
+87,002
| New | +$248K |
|
11370
PUT
OneWater Marine
ONEW
$198M
| $173K | ﹤0.01% |
10,900
-1,600
| -13% | -$25.3K |
|
11371
CALL
First Commonwealth Financial
FCF
$2.18B
| $172K | ﹤0.01% |
10,100
-100
| -1% | -$1.71K |
|
11372
CALL
BlackRock TCP Capital
TCPC
$342M
| $172K | ﹤0.01% |
27,700
+7,600
| +38% | +$54.5K |
|
11373
PUT
Caribou Biosciences
CRBU
$169M
| $172K | ﹤0.01% |
73,700
+34,800
| +89% | +$65.7K |
|
11374
CALL
Avita Medical
RCEL
$243M
| $172K | ﹤0.01% |
33,600
-1,100
| -3% | -$5.74K |
|
11375
PUT
Garrett Motion
GTX
$5.41B
| $172K | ﹤0.01% |
12,600
-22,600
| -64% | -$286K |
|
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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.