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 | |
|---|---|---|---|---|---|---|
4426
iShares S&P Mid-Cap 400 Value ETF
IJJ
$9.1B
| $4.72M | ﹤0.01% |
36,361
+34,366
| +1,723% | +$4.4M |
|
4427
PUT
Calumet Specialty Products
CLMT
$4.19B
| $4.72M | ﹤0.01% |
258,400
-92,800
| -26% | -$1.53M |
|
4428
CALL
Vanguard Total World Stock ETF
VT
$81.8B
| $4.71M | ﹤0.01% |
34,200
-42,700
| -56% | -$5.67M |
|
4429
PUT
Yum China
YUMC
$16.3B
| $4.71M | ﹤0.01% |
109,700
-3,700
| -3% | -$168K |
|
|
SGI
4430
CALL
Somnigroup International
SGI
$13.9B
| $4.71M | ﹤0.01% |
55,800
-53,900
| -49% | -$4.25M |
|
4431
PUT
Matsons
MATX
$6.5B
| $4.7M | ﹤0.01% |
47,700
+11,200
| +31% | +$1.2M |
|
4432
CALL
SBA Communications
SBAC
$19.6B
| $4.7M | ﹤0.01% |
24,300
+1,900
| +8% | +$411K |
|
4433
iShares ESG Advanced MSCI EAFE ETF
DMXF
$972M
| $4.69M | ﹤0.01% |
+61,967
| New | +$4.61M |
|
4434
PUT
ProShares UltraShort QQQ
QID
$242M
| $4.69M | ﹤0.01% |
217,960
+37,160
| +21% | +$883K |
|
4435
CALL
Repligen
RGEN
$9.42B
| $4.69M | ﹤0.01% |
35,100
+8,400
| +31% | +$1.02M |
|
4436
CALL
Wabtec
WAB
$50.5B
| $4.69M | ﹤0.01% |
23,400
-25,000
| -52% | -$4.93M |
|
4437
PC Connection
CNXN
$2.05B
| $4.69M | ﹤0.01% |
75,669
-9,132
| -11% | -$583K |
|
4438
Invesco S&P Global Water Index ETF
CGW
$1.06B
| $4.69M | ﹤0.01% |
73,001
+64,530
| +762% | +$4.09M |
|
|
SKYT
4439
PUT
DELISTED
SkyWater Technology
SKYT
| $4.69M | ﹤0.01% |
251,200
+149,100
| +146% | +$1.72M |
|
4440
CALL
ArcelorMittal
MT
$55.7B
| $4.69M | ﹤0.01% |
129,600
-148,600
| -53% | -$5.01M |
|
|
TECX
4441
Tectonic Therapeutic
TECX
$682M
| $4.68M | ﹤0.01% |
298,388
+133,342
| +81% | +$2.75M |
|
4442
Marten Transport
MRTN
$1.24B
| $4.68M | ﹤0.01% |
439,147
+29,150
| +7% | +$354K |
|
|
FIGR
4443
PUT
Figure Technology Solutions
FIGR
$7.03B
| $4.68M | ﹤0.01% |
+128,700
| New | +$5M |
|
4444
First Trust NYSE Arca Biotechnology Index Fund
FBT
$2.77B
| $4.68M | ﹤0.01% |
26,102
+20,423
| +360% | +$3.48M |
|
4445
PIMCO RAFI Dynamic Multi-Factor US Equity ETF
MFUS
$306M
| $4.68M | ﹤0.01% |
+83,183
| New | +$4.54M |
|
|
DAWN
4446
DELISTED
Day One Biopharmaceuticals
DAWN
| $4.68M | ﹤0.01% |
663,213
-40,431
| -6% | -$278K |
|
4447
Kadant
KAI
$3.95B
| $4.67M | ﹤0.01% |
15,699
-34,866
| -69% | -$11.4M |
|
4448
CALL
Virgin Galactic
SPCE
$503M
| $4.67M | ﹤0.01% |
1,209,650
+47,175
| +4% | +$158K |
|
4449
NerdWallet
NRDS
$629M
| $4.67M | ﹤0.01% |
433,632
-73,299
| -14% | -$781K |
|
4450
Park National Corp
PRK
$3.75B
| $4.66M | ﹤0.01% |
28,648
+3,164
| +12% | +$534K |
|
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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.