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 | |
|---|---|---|---|---|---|---|
|
SFBS
3651
ServisFirst Bancshares
SFBS
$4.99B
| $9.19M | ﹤0.01% |
105,917
-7,739
| -7% | -$611K |
|
3652
PUT
ResMed
RMD
$32.4B
| $9.18M | ﹤0.01% |
47,100
+14,800
| +46% | +$3.07M |
|
3653
Fidelity National Financial
FNF
$13.3B
| $9.17M | ﹤0.01% |
194,381
-113,052
| -37% | -$5.48M |
|
3654
Spyre Therapeutics
SYRE
$9.14B
| $9.15M | ﹤0.01% |
103,100
-5,035
| -5% | -$367K |
|
3655
Flowers Foods
FLO
$1.59B
| $9.15M | ﹤0.01% |
1,158,186
-1,198,816
| -51% | -$9.6M |
|
3656
Sun Life Financial
SLF
$45.1B
| $9.15M | ﹤0.01% |
116,630
-17,005
| -13% | -$1.22M |
|
3657
4D Molecular Therapeutics
FDMT
$673M
| $9.15M | ﹤0.01% |
687,597
+423,501
| +160% | +$4.13M |
|
3658
QCR Holdings
QCRH
$1.74B
| $9.14M | ﹤0.01% |
93,939
+79,116
| +534% | +$7.26M |
|
3659
Principal Financial Group
PFG
$24.4B
| $9.14M | ﹤0.01% |
84,779
+29,898
| +54% | +$3.04M |
|
3660
CALL
Frontline
FRO
$9.17B
| $9.14M | ﹤0.01% |
262,600
+88,700
| +51% | +$3.26M |
|
3661
Navient
NAVI
$860M
| $9.14M | ﹤0.01% |
1,073,458
-237,762
| -18% | -$2M |
|
3662
La-Z-Boy
LZB
$1.67B
| $9.13M | ﹤0.01% |
227,515
-30,500
| -12% | -$1.1M |
|
3663
CALL
Virgin Galactic
SPCE
$503M
| $9.12M | ﹤0.01% |
3,155,200
+1,605,800
| +104% | +$5.25M |
|
3664
Brighthouse Financial
BHF
$3.37B
| $9.12M | ﹤0.01% |
144,008
+130,600
| +974% | +$8.12M |
|
3665
PUT
Bread Financial
BFH
$4.58B
| $9.11M | ﹤0.01% |
84,100
+81,000
| +2,613% | +$7.27M |
|
3666
PUT
NetEase
NTES
$80.1B
| $9.11M | ﹤0.01% |
71,100
-200
| -0.3% | -$23.6K |
|
3667
CALL
Allegro MicroSystems
ALGM
$8.27B
| $9.11M | ﹤0.01% |
130,800
+108,900
| +497% | +$5.1M |
|
3668
CALL
Copart
CPRT
$29.3B
| $9.09M | ﹤0.01% |
322,300
-134,100
| -29% | -$4.33M |
|
3669
CALL
Global X Lithium & Battery Tech ETF
LIT
$1.61B
| $9.08M | ﹤0.01% |
116,000
+6,400
| +6% | +$530K |
|
|
RKLX
3670
CALL
Defiance Daily Target 2X Long RKLB ETF
RKLX
$256M
| $9.08M | ﹤0.01% |
203,700
+83,800
| +70% | +$4.53M |
|
3671
CALL
Annaly Capital Management
NLY
$17.6B
| $9.08M | ﹤0.01% |
405,900
-632,100
| -61% | -$14M |
|
3672
Tencent Music
TME
$14.5B
| $9.06M | ﹤0.01% |
1,084,848
-2,945,273
| -73% | -$26.9M |
|
3673
PUT
Fidelity National Information Services
FIS
$22.1B
| $9.03M | ﹤0.01% |
232,200
+52,700
| +29% | +$2.28M |
|
|
UNIT
3674
CALL
Uniti Group
UNIT
$2.43B
| $9.02M | ﹤0.01% |
786,620
+7,500
| +1% | +$85.1K |
|
3675
CALL
Enovix
ENVX
$963M
| $9.02M | ﹤0.01% |
1,485,800
+383,200
| +35% | +$2.54M |
|
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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.