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 | |
|---|---|---|---|---|---|---|
4101
PUT
Birkenstock
BIRK
$7.24B
| $7.01M | ﹤0.01% |
162,900
+99,900
| +159% | +$4.04M |
|
4102
iShares MSCI Japan Value ETF
EWJV
$754M
| $7.01M | ﹤0.01% |
159,447
-30,125
| -16% | -$1.34M |
|
|
PRMB
4103
CALL
Primo Brands
PRMB
$8.94B
| $7.01M | ﹤0.01% |
286,800
+213,600
| +292% | +$4.74M |
|
|
LBRX
4104
LB Pharmaceuticals
LBRX
$1.54B
| $7.01M | ﹤0.01% |
215,969
-200,937
| -48% | -$5.9M |
|
4105
Genuine Parts
GPC
$18.6B
| $7M | ﹤0.01% |
59,356
-40,651
| -41% | -$4.24M |
|
4106
PUT
Enterprise Products Partners
EPD
$84B
| $7M | ﹤0.01% |
190,500
-31,100
| -14% | -$1.17M |
|
4107
PUT
Weyerhaeuser
WY
$17.7B
| $7M | ﹤0.01% |
292,400
-221,400
| -43% | -$5.38M |
|
4108
CALL
Shoals Technologies Group
SHLS
$1.42B
| $7M | ﹤0.01% |
706,700
+267,700
| +61% | +$2.43M |
|
|
AMDW
4109
CALL
Roundhill AMD WeeklyPay ETF
AMDW
$126M
| $6.99M | ﹤0.01% |
+60,900
| New | +$5.15M |
|
4110
PUT
Kinsale Capital Group
KNSL
$8.64B
| $6.99M | ﹤0.01% |
21,200
+6,500
| +44% | +$2.09M |
|
4111
CALL
Waters Corp
WAT
$40.5B
| $6.99M | ﹤0.01% |
18,630
-6,562
| -26% | -$2.24M |
|
4112
PagSeguro Digital
PAGS
$2.4B
| $6.99M | ﹤0.01% |
771,961
+9,736
| +1% | +$94.1K |
|
4113
CALL
Northern Oil and Gas
NOG
$2.61B
| $6.98M | ﹤0.01% |
384,400
+151,900
| +65% | +$3.6M |
|
4114
State Street SPDR Portfolio S&P 500 Value ETF
SPYV
$36.8B
| $6.97M | ﹤0.01% |
114,681
+34,693
| +43% | +$2.08M |
|
4115
CALL
Domo
DOMO
$184M
| $6.97M | ﹤0.01% |
2,225,900
+1,871,700
| +528% | +$6.26M |
|
|
MWH
4116
SOLV Energy Inc
MWH
$6.75B
| $6.97M | ﹤0.01% |
204,611
-310,076
| -60% | -$11.2M |
|
4117
CALL
Erasca
ERAS
$6.43B
| $6.96M | ﹤0.01% |
380,000
+153,100
| +67% | +$2.19M |
|
4118
Digital Turbine
APPS
$1.51B
| $6.96M | ﹤0.01% |
539,355
-526,788
| -49% | -$3.15M |
|
|
VCX
4119
CALL
Fundrise Innovation Fund
VCX
| $6.95M | ﹤0.01% |
+80,400
| New | +$11.5M |
|
4120
CALL
Signet Jewelers
SIG
$3.52B
| $6.94M | ﹤0.01% |
80,500
-21,900
| -21% | -$1.89M |
|
4121
PUT
ARK Web x.0 ETF
ARKW
$1.8B
| $6.94M | ﹤0.01% |
47,900
+2,400
| +5% | +$336K |
|
|
GOOS
4122
Canada Goose Holdings
GOOS
$854M
| $6.94M | ﹤0.01% |
729,363
+314,608
| +76% | +$3.32M |
|
4123
CALL
Zions Bancorporation
ZION
$10.5B
| $6.93M | ﹤0.01% |
100,200
-40,900
| -29% | -$2.58M |
|
4124
CALL
Evergy
EVRG
$19.4B
| $6.93M | ﹤0.01% |
80,200
+24,900
| +45% | +$2.06M |
|
4125
CALL
GXO Logistics
GXO
$5.59B
| $6.93M | ﹤0.01% |
136,700
-23,100
| -14% | -$1.2M |
|
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.