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 | |
|---|---|---|---|---|---|---|
3926
PUT
CBRE Group
CBRE
$44.3B
| $7.77M | ﹤0.01% |
57,700
+14,600
| +34% | +$2.01M |
|
3927
STAG Industrial
STAG
$7.09B
| $7.76M | ﹤0.01% |
203,929
-522,549
| -72% | -$20M |
|
3928
PUT
GoDaddy
GDDY
$12B
| $7.76M | ﹤0.01% |
91,400
+8,800
| +11% | +$742K |
|
3929
CALL
Elastic
ESTC
$9.01B
| $7.75M | ﹤0.01% |
135,900
-132,700
| -49% | -$7.12M |
|
|
SHAZ
3930
PUT
SharonAI Holdings
SHAZ
$2.74B
| $7.74M | ﹤0.01% |
+91,400
| New | +$5.16M |
|
3931
PUT
Match Group
MTCH
$8.71B
| $7.74M | ﹤0.01% |
203,300
+119,100
| +141% | +$4.22M |
|
|
BEX
3932
PUT
Tradr 2X Long BE Daily ETF
BEX
$176M
| $7.73M | ﹤0.01% |
129,300
+34,100
| +36% | +$1.79M |
|
3933
PUT
abrdn Physical Palladium Shares ETF
PALL
$651M
| $7.73M | ﹤0.01% |
350,200
-591,300
| -63% | -$15.1M |
|
3934
PUT
Navios Maritime Partners
NMM
$2.33B
| $7.73M | ﹤0.01% |
110,300
+31,200
| +39% | +$2.23M |
|
3935
PUT
Fluence Energy
FLNC
$2.43B
| $7.73M | ﹤0.01% |
388,700
+32,700
| +9% | +$608K |
|
3936
CALL
Halozyme
HALO
$11.2B
| $7.73M | ﹤0.01% |
98,700
+50,700
| +106% | +$3.46M |
|
3937
GDS Holdings
GDS
$6.89B
| $7.72M | ﹤0.01% |
257,160
-303,591
| -54% | -$11.7M |
|
3938
CALL
Sunoco
SUN
$14.2B
| $7.72M | ﹤0.01% |
114,400
-66,100
| -37% | -$4.39M |
|
|
SII
3939
CALL
Sprott
SII
$3B
| $7.72M | ﹤0.01% |
68,700
-37,300
| -35% | -$4.88M |
|
3940
monday.com
MNDY
$3.7B
| $7.71M | ﹤0.01% |
106,516
-773,765
| -88% | -$56.7M |
|
3941
PUT
BJs Wholesale Club
BJ
$11.9B
| $7.71M | ﹤0.01% |
88,400
+48,900
| +124% | +$4.48M |
|
3942
Sensient Technologies
SXT
$5.68B
| $7.71M | ﹤0.01% |
62,515
+30,949
| +98% | +$3.44M |
|
3943
Vital Farms
VITL
$468M
| $7.71M | ﹤0.01% |
662,630
+565,037
| +579% | +$6.3M |
|
3944
Malibu Boats
MBUU
$576M
| $7.69M | ﹤0.01% |
280,461
+253,177
| +928% | +$6.73M |
|
3945
CALL
NEOS S&P 500 High Income ETF
SPYI
$11.4B
| $7.69M | ﹤0.01% |
144,800
+71,500
| +98% | +$3.76M |
|
|
DQ
3946
Daqo New Energy
DQ
$991M
| $7.69M | ﹤0.01% |
573,966
+400,460
| +231% | +$7.27M |
|
3947
CALL
Commault Systems
CVLT
$6.1B
| $7.68M | ﹤0.01% |
54,200
-23,800
| -31% | -$2.56M |
|
3948
PUT
Thomson Reuters
TRI
$44.9B
| $7.67M | ﹤0.01% |
93,946
+37,137
| +65% | +$3.24M |
|
3949
PUT
Targa Resources
TRGP
$59.1B
| $7.67M | ﹤0.01% |
28,600
-19,800
| -41% | -$5.09M |
|
3950
Cleveland-Cliffs
CLF
$6.79B
| $7.67M | ﹤0.01% |
816,378
-2,052,449
| -72% | -$22.6M |
|
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.