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 | |
|---|---|---|---|---|---|---|
4051
CALL
VanEck Uranium + Nuclear Energy ETF
NLR
$4.18B
| $7.23M | ﹤0.01% |
62,300
-6,200
| -9% | -$827K |
|
4052
PUT
Direxion Daily Small Cap Bear 3x ETF
TZA
$196M
| $7.22M | ﹤0.01% |
190,620
+96,380
| +102% | +$4.66M |
|
4053
Protolabs
PRLB
$2.2B
| $7.22M | ﹤0.01% |
88,625
+44,107
| +99% | +$3.1M |
|
4054
CALL
Solventum
SOLV
$15.1B
| $7.22M | ﹤0.01% |
93,600
+35,400
| +61% | +$2.58M |
|
4055
InMode
INMD
$872M
| $7.21M | ﹤0.01% |
493,064
+381,259
| +341% | +$5.32M |
|
|
WDCX
4056
PUT
Tradr 2X Long WDC Daily ETF
WDCX
$144M
| $7.21M | ﹤0.01% |
170,500
+78,100
| +85% | +$2.23M |
|
|
SECU
4057
iShares Securitized Income Active ETF
SECU
$912M
| $7.2M | ﹤0.01% |
144,480
+86,141
| +148% | +$4.29M |
|
4058
CALL
Bit Digital
BTBT
$548M
| $7.2M | ﹤0.01% |
3,997,400
+2,341,000
| +141% | +$4.12M |
|
4059
CALL
Jones Lang LaSalle
JLL
$17.3B
| $7.19M | ﹤0.01% |
23,200
+15,800
| +214% | +$4.91M |
|
4060
Jacobs Solutions
J
$16.9B
| $7.18M | ﹤0.01% |
57,022
-242,432
| -81% | -$29.8M |
|
|
HIMZ
4061
CALL
Defiance Daily Target 2X Long HIMS ETF
HIMZ
$50.5M
| $7.18M | ﹤0.01% |
147,265
+96,461
| +190% | +$3.26M |
|
4062
iShares MSCI USA Min Vol Factor ETF
USMV
$24.5B
| $7.16M | ﹤0.01% |
+74,265
| New | +$7.05M |
|
4063
Certara
CERT
$1.22B
| $7.16M | ﹤0.01% |
1,093,243
-3,452,605
| -76% | -$19.5M |
|
4064
abrdn Physical Palladium Shares ETF
PALL
$651M
| $7.16M | ﹤0.01% |
324,215
+310,415
| +2,249% | +$7.94M |
|
4065
CALL
Deutsche Bank
DB
$72.5B
| $7.16M | ﹤0.01% |
212,000
+33,400
| +19% | +$1.08M |
|
4066
PUT
Cedar Fair
FUN
$1.68B
| $7.16M | ﹤0.01% |
336,000
-43,200
| -11% | -$882K |
|
|
LABX
4067
CALL
Tradr 2X Long ALAB Daily ETF
LABX
$80.8M
| $7.16M | ﹤0.01% |
194,502
-26,580
| -12% | -$370K |
|
|
SKYT
4068
CALL
DELISTED
SkyWater Technology
SKYT
| $7.15M | ﹤0.01% |
205,400
-61,400
| -23% | -$2.1M |
|
4069
Xometry
XMTR
$5.52B
| $7.15M | ﹤0.01% |
+74,052
| New | +$5.29M |
|
4070
PUT
Noble Corp
NE
$7.2B
| $7.14M | ﹤0.01% |
191,400
-8,800
| -4% | -$421K |
|
4071
Bunge Global
BG
$21.8B
| $7.14M | ﹤0.01% |
66,872
-814,628
| -92% | -$100M |
|
4072
Global X Artificial Intelligence & Technology ETF
AIQ
$10.3B
| $7.13M | ﹤0.01% |
108,618
+34,286
| +46% | +$2.05M |
|
4073
TETRA Technologies
TTI
$1.27B
| $7.11M | ﹤0.01% |
627,772
-222,069
| -26% | -$2.18M |
|
4074
CALL
Labcorp
LH
$25.8B
| $7.11M | ﹤0.01% |
25,400
-6,700
| -21% | -$1.76M |
|
4075
PUT
Ameriprise Financial
AMP
$50.3B
| $7.11M | ﹤0.01% |
15,500
-3,000
| -16% | -$1.37M |
|
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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.