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 | |
|---|---|---|---|---|---|---|
3551
Sprinklr
CXM
$1.61B
| $9.84M | ﹤0.01% |
1,906,791
+293,910
| +18% | +$1.56M |
|
|
EMBJ
3552
CALL
Embraer S.A. ADS
EMBJ
$13.4B
| $9.83M | ﹤0.01% |
154,100
+20,900
| +16% | +$1.28M |
|
3553
CALL
Western Alliance Bancorporation
WAL
$8.98B
| $9.83M | ﹤0.01% |
119,600
+20,500
| +21% | +$1.62M |
|
3554
PUT
Groupon
GRPN
$875M
| $9.82M | ﹤0.01% |
408,300
+259,400
| +174% | +$4.28M |
|
|
SERV
3555
PUT
Serve Robotics
SERV
$433M
| $9.8M | ﹤0.01% |
1,489,700
+945,700
| +174% | +$7.9M |
|
3556
CALL
Plexus
PLXS
$7.13B
| $9.8M | ﹤0.01% |
32,600
+11,900
| +57% | +$3.1M |
|
|
SCHV
3557
Schwab US Large-Cap Value ETF
SCHV
$16.3B
| $9.8M | ﹤0.01% |
281,513
+140,219
| +99% | +$4.62M |
|
3558
Sable Offshore Corp
SOC
$796M
| $9.79M | ﹤0.01% |
3,179,070
+2,435,474
| +328% | +$31M |
|
3559
CALL
Lightwave Logic
LWLG
$1.17B
| $9.78M | ﹤0.01% |
1,034,000
+867,300
| +520% | +$10.2M |
|
3560
Molina Healthcare
MOH
$11.1B
| $9.77M | ﹤0.01% |
42,723
-179,921
| -81% | -$32.6M |
|
3561
CALL
Pitney Bowes
PBI
$2.25B
| $9.77M | ﹤0.01% |
557,400
+222,400
| +66% | +$3.4M |
|
3562
CALL
Republic Services
RSG
$65.7B
| $9.76M | ﹤0.01% |
45,800
-69,300
| -60% | -$14.5M |
|
|
BNY
3563
PUT
Bank of New York Mellon
BNY
$111B
| $9.75M | ﹤0.01% |
67,400
-136,500
| -67% | -$18.7M |
|
3564
PUT
CDW
CDW
$17.4B
| $9.75M | ﹤0.01% |
69,300
+36,400
| +111% | +$4.57M |
|
3565
iShares MSCI ACWI ETF
ACWI
$33.6B
| $9.74M | ﹤0.01% |
62,080
-8,802
| -12% | -$1.34M |
|
3566
CALL
Lincoln Electric
LECO
$15.6B
| $9.74M | ﹤0.01% |
36,700
+1,100
| +3% | +$288K |
|
3567
CALL
iShares MSCI Germany ETF
EWG
$1.68B
| $9.73M | ﹤0.01% |
235,200
-61,600
| -21% | -$2.59M |
|
3568
Kemper
KMPR
$1.62B
| $9.72M | ﹤0.01% |
360,444
-669,579
| -65% | -$19.5M |
|
3569
PUT
Sony
SONY
$142B
| $9.71M | ﹤0.01% |
484,200
-111,300
| -19% | -$2.35M |
|
|
CHA
3570
Chagee Holdings Ltd
CHA
$1.96B
| $9.7M | ﹤0.01% |
806,734
+707,171
| +710% | +$7.7M |
|
3571
Fox Factory Holding Corp
FOXF
$883M
| $9.69M | ﹤0.01% |
571,944
+110,910
| +24% | +$1.93M |
|
3572
PUT
Hawaiian Electric Industries
HE
$2.03B
| $9.69M | ﹤0.01% |
716,200
-3,053,600
| -81% | -$43.5M |
|
3573
iShares Core 5-10 Year USD Bond ETF
IMTB
$275M
| $9.69M | ﹤0.01% |
222,147
+122,757
| +124% | +$5.36M |
|
3574
Capital Group Global Growth Equity ETF
CGGO
$12.1B
| $9.68M | ﹤0.01% |
228,727
+34,429
| +18% | +$1.34M |
|
3575
Polaris
PII
$3.95B
| $9.68M | ﹤0.01% |
141,452
-705,083
| -83% | -$45.4M |
|
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.