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 | |
|---|---|---|---|---|---|---|
2176
PUT
Emcor
EME
$36.9B
| $27.2M | ﹤0.01% |
32,800
-7,900
| -19% | -$6.68M |
|
2177
The GEO Group
GEO
$4.11B
| $27.2M | ﹤0.01% |
920,251
-857,509
| -48% | -$19.4M |
|
2178
Agios Pharmaceuticals
AGIO
$2B
| $27.2M | ﹤0.01% |
732,687
+113,074
| +18% | +$3.43M |
|
2179
CALL
State Street
STT
$52.7B
| $27.2M | ﹤0.01% |
160,300
-400
| -0.2% | -$61.7K |
|
2180
CALL
Transmedics
TMDX
$3.07B
| $27.2M | ﹤0.01% |
409,100
+337,500
| +471% | +$28.6M |
|
2181
CALL
Planet Fitness
PLNT
$3.8B
| $27.1M | ﹤0.01% |
519,600
+468,800
| +923% | +$27.5M |
|
|
DOCU
2182
CALL
DocuSign
DOCU
$11.8B
| $27.1M | ﹤0.01% |
610,000
+39,400
| +7% | +$1.85M |
|
2183
PUT
Five Below
FIVE
$13.5B
| $27M | ﹤0.01% |
150,400
-94,500
| -39% | -$20.4M |
|
2184
CALL
Check Point Software Technologies
CHKP
$13.4B
| $27M | ﹤0.01% |
205,700
+111,300
| +118% | +$14.5M |
|
2185
PUT
Kohl's
KSS
$2.18B
| $27M | ﹤0.01% |
1,524,900
+364,000
| +31% | +$5.4M |
|
2186
CALL
TE Connectivity
TEL
$62.6B
| $27M | ﹤0.01% |
133,900
-77,100
| -37% | -$16.4M |
|
2187
PUT
Grab
GRAB
$14.8B
| $27M | ﹤0.01% |
7,150,800
-490,500
| -6% | -$1.79M |
|
2188
CALL
iShares Russell 2000 Value ETF
IWN
$14.7B
| $26.9M | ﹤0.01% |
121,600
+106,000
| +679% | +$22.2M |
|
2189
PUT
Diamondback Energy
FANG
$56.7B
| $26.9M | ﹤0.01% |
153,000
+44,800
| +41% | +$8.69M |
|
|
ALM
2190
Almonty Industries
ALM
$4.35B
| $26.8M | ﹤0.01% |
1,620,010
+292,360
| +22% | +$5.58M |
|
2191
PUT
Wendy's
WEN
$1.65B
| $26.8M | ﹤0.01% |
3,235,900
+2,952,400
| +1,041% | +$21.1M |
|
2192
CALL
Plains All American Pipeline
PAA
$16.9B
| $26.8M | ﹤0.01% |
1,204,600
-1,012,100
| -46% | -$22.5M |
|
2193
RLI Corp
RLI
$5.85B
| $26.8M | ﹤0.01% |
453,929
+32,328
| +8% | +$1.74M |
|
|
2194
TE Connectivity
TEL
$62.6B
| $26.8M | ﹤0.01% |
132,834
-81,163
| -38% | -$17.3M |
|
2195
Coupang
CPNG
$29B
| $26.8M | ﹤0.01% |
1,541,481
+636,799
| +70% | +$11.5M |
|
2196
GXO Logistics
GXO
$5.59B
| $26.8M | ﹤0.01% |
528,004
+7,298
| +1% | +$378K |
|
2197
BJs Wholesale Club
BJ
$11.9B
| $26.8M | ﹤0.01% |
306,705
-1,403,639
| -82% | -$128M |
|
2198
CALL
General Mills
GIS
$20.9B
| $26.7M | ﹤0.01% |
768,600
+126,000
| +20% | +$4.35M |
|
2199
CALL
Dick's Sporting Goods
DKS
$18.1B
| $26.7M | ﹤0.01% |
117,900
+1,800
| +2% | +$398K |
|
2200
CALL
Coeur Mining
CDE
$19.3B
| $26.7M | ﹤0.01% |
1,636,380
+494,450
| +43% | +$9.01M |
|
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.