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 | |
|---|---|---|---|---|---|---|
3776
CALL
iShares US Medical Devices ETF
IHI
$3.46B
| $8.53M | ﹤0.01% |
172,600
+132,600
| +332% | +$6.73M |
|
3777
CALL
Dynatrace
DT
$14.2B
| $8.53M | ﹤0.01% |
194,200
+146,200
| +305% | +$5.69M |
|
3778
CALL
Alamos Gold
AGI
$14B
| $8.53M | ﹤0.01% |
281,000
-38,500
| -12% | -$1.56M |
|
|
ARR
3779
CALL
Armour Residential REIT
ARR
$2.37B
| $8.49M | ﹤0.01% |
486,800
+103,200
| +27% | +$1.78M |
|
3780
CALL
Hycroft Mining Holding Corp
HYMC
$2.52B
| $8.49M | ﹤0.01% |
362,700
-281,400
| -44% | -$9.49M |
|
3781
CALL
Masco
MAS
$14.7B
| $8.48M | ﹤0.01% |
104,200
+73,000
| +234% | +$5.09M |
|
3782
PUT
HEICO Corp
HEI
$52.4B
| $8.48M | ﹤0.01% |
23,800
-29,900
| -56% | -$9.1M |
|
3783
Willis Lease Finance
WLFC
$1.2B
| $8.47M | ﹤0.01% |
111,090
+92,457
| +496% | +$6.04M |
|
3784
PUT
Freshpet
FRPT
$3.5B
| $8.47M | ﹤0.01% |
143,200
-46,000
| -24% | -$2.63M |
|
3785
Invesco National AMT-Free Municipal Bond ETF
PZA
$4.26B
| $8.46M | ﹤0.01% |
359,713
+286,066
| +388% | +$6.66M |
|
3786
CALL
Eagle Materials
EXP
$6.4B
| $8.46M | ﹤0.01% |
37,600
-1,000
| -3% | -$209K |
|
3787
Petrobras Class A
PBR.A
$104B
| $8.46M | ﹤0.01% |
+577,585
| New | +$10.2M |
|
|
QNT
3788
CALL
Quantinuum Inc
QNT
$1.99B
| $8.45M | ﹤0.01% |
+103,400
| New | +$6.65M |
|
3789
CALL
Beam Therapeutics
BEAM
$2.76B
| $8.45M | ﹤0.01% |
246,200
+13,800
| +6% | +$417K |
|
3790
iShares Russell Mid-Cap Growth ETF
IWP
$21.1B
| $8.44M | ﹤0.01% |
+57,659
| New | +$7.95M |
|
3791
Latham Group
SWIM
$861M
| $8.44M | ﹤0.01% |
1,303,746
+475,201
| +57% | +$2.67M |
|
3792
PUT
IAMGOLD
IAG
$10.4B
| $8.43M | ﹤0.01% |
532,200
+84,800
| +19% | +$1.48M |
|
3793
CALL
Omnicom Group
OMC
$24B
| $8.42M | ﹤0.01% |
115,600
+55,396
| +92% | +$4.17M |
|
3794
Entegris
ENTG
$24.7B
| $8.41M | ﹤0.01% |
46,784
-14,944
| -24% | -$2.16M |
|
|
EVMO
3795
Eaton Vance Mortgage Opportunities ETF
EVMO
$861M
| $8.41M | ﹤0.01% |
168,275
+93,309
| +124% | +$4.69M |
|
3796
PUT
Doximity
DOCS
$4.42B
| $8.41M | ﹤0.01% |
405,400
+298,100
| +278% | +$6.59M |
|
3797
Employers Holdings
EIG
$875M
| $8.41M | ﹤0.01% |
166,560
-7,055
| -4% | -$309K |
|
3798
Invesco DB Commodity Index Tracking Fund
DBC
$1.73B
| $8.4M | ﹤0.01% |
315,201
+70,959
| +29% | +$2.09M |
|
3799
CALL
Cheesecake Factory
CAKE
$5.64B
| $8.4M | ﹤0.01% |
105,600
+25,900
| +32% | +$1.68M |
|
3800
PUT
Photronics
PLAB
$1.96B
| $8.4M | ﹤0.01% |
258,200
+235,100
| +1,018% | +$9.95M |
|
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.