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 |
iShares Core S&P 500 ETF
IVV
|
+$9.91B |
| 2 |
SPCX
SpaceX
SPCX
|
+$871M |
| 3 |
Eli Lilly
LLY
|
+$719M |
| 4 |
Amazon
AMZN
|
+$698M |
| 5 |
Netflix
NFLX
|
+$627M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$3B |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.54B |
| 3 |
TSMC
TSM
|
+$1.42B |
| 4 |
NVIDIA
NVDA
|
+$1.41B |
| 5 |
SNDK
Sandisk
SNDK
|
+$771M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.92% |
| 2 | Healthcare | 2.55% |
| 3 | Industrials | 2.24% |
| 4 | Financials | 2.13% |
| 5 | Consumer Discretionary | 1.76% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3101
CALL
West Pharmaceutical
WST
$24.6B
| $13.2M | ﹤0.01% |
36,800
+6,100
| +20% | +$1.86M |
|
3102
Vanguard Tax-Exempt Bond Index Fund
VTEB
$46B
| $13.2M | ﹤0.01% |
260,766
-219,465
| -46% | -$11M |
|
3103
CALL
BioMarin Pharmaceuticals
BMRN
$13B
| $13.2M | ﹤0.01% |
230,500
+101,700
| +79% | +$5.57M |
|
3104
BlackSky Technology
BKSY
$1.27B
| $13.2M | ﹤0.01% |
+471,756
| New | +$17M |
|
3105
Village Farms International
VFF
$309M
| $13.2M | ﹤0.01% |
6,583,786
+5,450,347
| +481% | +$13.6M |
|
3106
CALL
Brinker International
EAT
$10.2B
| $13.1M | ﹤0.01% |
78,200
+25,300
| +48% | +$3.74M |
|
3107
CALL
Sprott Uranium Miners ETF
URNM
$2B
| $13.1M | ﹤0.01% |
249,800
+12,000
| +5% | +$742K |
|
3108
CALL
Vanguard S&P 500 Growth ETF
VOOG
$27.3B
| $13.1M | ﹤0.01% |
159,000
+45,600
| +40% | +$3.62M |
|
3109
PUT
Hasbro
HAS
$13.6B
| $13.1M | ﹤0.01% |
159,000
+110,600
| +229% | +$9.95M |
|
3110
CALL
SentinelOne
S
$7.92B
| $13.1M | ﹤0.01% |
773,400
+145,100
| +23% | +$2.23M |
|
3111
CALL
Birkenstock
BIRK
$7B
| $13.1M | ﹤0.01% |
305,000
+283,800
| +1,339% | +$11.5M |
|
3112
Diageo
DEO
$53.1B
| $13.1M | ﹤0.01% |
163,210
-180,576
| -53% | -$14.6M |
|
3113
Lamar Advertising Co
LAMR
$15.8B
| $13.1M | ﹤0.01% |
84,081
-314
| -0.4% | -$45.4K |
|
3114
CALL
Equinor
EQNR
$96.8B
| $13.1M | ﹤0.01% |
417,500
-52,100
| -11% | -$1.95M |
|
3115
PUT
Alcon
ALC
$35.9B
| $13.1M | ﹤0.01% |
195,200
+101,400
| +108% | +$7.1M |
|
3116
Lumen
LUMN
$6.93B
| $13.1M | ﹤0.01% |
1,705,319
-818,994
| -32% | -$7.18M |
|
|
NNE
3117
PUT
Nano Nuclear Energy
NNE
$1.06B
| $13.1M | ﹤0.01% |
619,400
+157,300
| +34% | +$3.87M |
|
3118
Mohawk Industries
MHK
$9.49B
| $13.1M | ﹤0.01% |
107,767
+40,422
| +60% | +$4.25M |
|
3119
Banco de Chile
BCH
$20.6B
| $13.1M | ﹤0.01% |
328,621
-93,464
| -22% | -$3.56M |
|
3120
PUT
Copa Holdings
CPA
$6.14B
| $13.1M | ﹤0.01% |
83,900
+8,000
| +11% | +$1.04M |
|
3121
PUT
ProShares S&P 500 Dividend Aristocrats ETF
NOBL
$11.9B
| $13M | ﹤0.01% |
232,000
+18,400
| +9% | +$996K |
|
3122
Dover
DOV
$27.9B
| $13M | ﹤0.01% |
58,078
-4,772
| -8% | -$1.04M |
|
3123
CALL
Baxter International
BAX
$13.8B
| $13M | ﹤0.01% |
609,800
+221,100
| +57% | +$4.12M |
|
3124
Defiance Quantum ETF
QTUM
$5.84B
| $13M | ﹤0.01% |
78,533
-40,870
| -34% | -$5.88M |
|
3125
Perspective Therapeutics
CATX
$365M
| $13M | ﹤0.01% |
3,805,739
+239,235
| +7% | +$904K |
|
Similar funds
Ken Griffin's Q2 2026 Portfolio in Review
As of Q2 2026, Ken Griffin held 15,447 positions worth $875B, up 41% from $618B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
Ken Griffin deployed $103B of net new capital in Q2 2026, opening 2,575 new positions and adding to 6,089 existing holdings. Its largest new stake was SpaceX: 5,129,884 shares worth $876M.
By sector, the portfolio is most concentrated in Technology at 3.9% of assets, down from 4.5% a quarter earlier, followed by Healthcare and Industrials.
On the sell side, the largest reduction was Micron Technology, an estimated $3B trimmed.
- Ken Griffin's largest Q2 2026 buy was SpaceX: 5,129,884 shares worth $876M.
- Ken Griffin added most to iShares Core S&P 500 ETF in Q2 2026, an estimated $9.91B increase.
- Ken Griffin's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $3B.
- Ken Griffin fully exited iShares 7-10 Year Treasury Bond ETF in Q2 2026, selling an estimated $325M.
- Ken Griffin's ten largest holdings make up 23% of its $875B portfolio in Q2 2026.
- Ken Griffin opened 2,575 new positions and closed 1,872 in Q2 2026.
- Ken Griffin's portfolio value rose 41% quarter-over-quarter to $875B.
Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.