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 | |
|---|---|---|---|---|---|---|
2226
CALL
Freshpet
FRPT
$3.5B
| $26M | ﹤0.01% |
439,900
+102,200
| +30% | +$5.85M |
|
2227
PUT
ProShares Ultra Bloomberg Crude Oil
UCO
$430M
| $26M | ﹤0.01% |
788,700
+258,900
| +49% | +$11.1M |
|
2228
PUT
Darden Restaurants
DRI
$25.6B
| $26M | ﹤0.01% |
126,100
+88,900
| +239% | +$17.8M |
|
2229
CALL
Sunrun
RUN
$2.45B
| $25.9M | ﹤0.01% |
1,939,300
+637,000
| +49% | +$8.6M |
|
2230
PUT
Motorola Solutions
MSI
$77.2B
| $25.9M | ﹤0.01% |
62,400
+27,400
| +78% | +$11.5M |
|
2231
Cinemark Holdings
CNK
$4.33B
| $25.9M | ﹤0.01% |
816,339
-1,966,647
| -71% | -$58.4M |
|
|
SHAZ
2232
CALL
SharonAI Holdings
SHAZ
$2.74B
| $25.9M | ﹤0.01% |
+305,500
| New | +$17.2M |
|
2233
Raymond James Financial
RJF
$34.8B
| $25.8M | ﹤0.01% |
169,801
+62,507
| +58% | +$9.49M |
|
2234
Icon
ICLR
$12.6B
| $25.8M | ﹤0.01% |
148,573
-103,034
| -41% | -$13.1M |
|
2235
CALL
DexCom
DXCM
$33.9B
| $25.8M | ﹤0.01% |
382,600
+50,500
| +15% | +$3.36M |
|
2236
PUT
UiPath
PATH
$8.3B
| $25.7M | ﹤0.01% |
2,367,400
-80,000
| -3% | -$854K |
|
2237
CALL
Fastly Inc
FSLY
$4.77B
| $25.7M | ﹤0.01% |
1,397,300
+548,000
| +65% | +$11.9M |
|
2238
PUT
iShares MSCI Taiwan ETF
EWT
$11.5B
| $25.6M | ﹤0.01% |
236,000
-106,200
| -31% | -$9.93M |
|
2239
CALL
Sprouts Farmers Market
SFM
$7.69B
| $25.6M | ﹤0.01% |
302,700
-52,100
| -15% | -$4.21M |
|
2240
CALL
Vishay Intertechnology
VSH
$5.38B
| $25.6M | ﹤0.01% |
+476,000
| New | +$19.5M |
|
|
FDXF
2241
PUT
FedEx Freight
FDXF
$22.5B
| $25.5M | ﹤0.01% |
+169,050
| New | +$27.7M |
|
2242
PUT
Canadian Natural Resources
CNQ
$98.9B
| $25.5M | ﹤0.01% |
645,800
+52,300
| +9% | +$2.38M |
|
|
MAZE
2243
Maze Therapeutics
MAZE
$1.51B
| $25.4M | ﹤0.01% |
852,676
+76,962
| +10% | +$2.02M |
|
2244
Huazhu Hotels Group
HTHT
$12.9B
| $25.4M | ﹤0.01% |
609,778
+329,520
| +118% | +$15.7M |
|
2245
Goodyear
GT
$1.76B
| $25.4M | ﹤0.01% |
+3,854,069
| New | +$24.8M |
|
2246
Arthur J. Gallagher & Co
AJG
$64.4B
| $25.4M | ﹤0.01% |
110,798
-651,894
| -85% | -$138M |
|
2247
Dyne Therapeutics
DYN
$4.8B
| $25.4M | ﹤0.01% |
1,143,958
+942,814
| +469% | +$17.5M |
|
2248
CRISPR Therapeutics
CRSP
$5.18B
| $25.4M | ﹤0.01% |
465,796
-50,556
| -10% | -$2.66M |
|
2249
McCormick & Company Non-Voting
MKC
$14.7B
| $25.4M | ﹤0.01% |
503,131
-538,482
| -52% | -$26.4M |
|
2250
PUT
Las Vegas Sands
LVS
$29.9B
| $25.3M | ﹤0.01% |
548,500
+100
| +0% | +$5.19K |
|
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.