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 | |
|---|---|---|---|---|---|---|
2926
PUT
Direxion Daily Energy Bull 2X ETF
ERX
$251M
| $14.9M | ﹤0.01% |
196,100
+158,800
| +426% | +$14.1M |
|
2927
Lakeland Financial Corp
LKFN
$1.55B
| $14.9M | ﹤0.01% |
242,114
+52,239
| +28% | +$3.15M |
|
2928
Martin Marietta Materials
MLM
$32.9B
| $14.9M | ﹤0.01% |
25,897
+9,167
| +55% | +$5.44M |
|
2929
PUT
ArcelorMittal
MT
$55.7B
| $14.9M | ﹤0.01% |
248,000
+16,800
| +7% | +$1.05M |
|
2930
PUT
Ralph Lauren
RL
$23.2B
| $14.9M | ﹤0.01% |
37,200
-100
| -0.3% | -$37.2K |
|
2931
Portillo's
PTLO
$374M
| $14.9M | ﹤0.01% |
3,150,113
+2,597,013
| +470% | +$12.6M |
|
|
OXLC
2932
Oxford Lane Capital
OXLC
$938M
| $14.9M | ﹤0.01% |
1,703,401
+559,421
| +49% | +$5.41M |
|
2933
CALL
Lincoln National
LNC
$8.7B
| $14.9M | ﹤0.01% |
422,000
+70,700
| +20% | +$2.54M |
|
2934
PUT
ImmunityBio
IBRX
$8.02B
| $14.9M | ﹤0.01% |
1,701,700
-252,400
| -13% | -$1.91M |
|
|
EAGL
2935
Eagle Capital Select Equity ETF
EAGL
$4.67B
| $14.9M | ﹤0.01% |
462,995
-2,205,736
| -83% | -$71.3M |
|
|
ANDG
2936
Andersen Group
ANDG
$5.52B
| $14.9M | ﹤0.01% |
394,866
+14,832
| +4% | +$523K |
|
2937
CALL
BJs Wholesale Club
BJ
$11.9B
| $14.9M | ﹤0.01% |
170,700
-500
| -0.3% | -$45.8K |
|
2938
PUT
iShares MSCI Japan ETF
EWJ
$23.2B
| $14.9M | ﹤0.01% |
159,500
-85,600
| -35% | -$7.77M |
|
|
OMDA
2939
CALL
Omada Health Inc
OMDA
$1.46B
| $14.9M | ﹤0.01% |
676,600
+507,500
| +300% | +$8.1M |
|
2940
DTE Energy
DTE
$29.3B
| $14.8M | ﹤0.01% |
97,399
+39,786
| +69% | +$5.81M |
|
2941
Star Bulk Carriers
SBLK
$3.24B
| $14.8M | ﹤0.01% |
594,246
+182,997
| +44% | +$4.73M |
|
2942
PUT
Pagaya Technologies
PGY
$1.8B
| $14.8M | ﹤0.01% |
812,800
+470,300
| +137% | +$6.67M |
|
2943
CALL
Align Technology
ALGN
$12.9B
| $14.8M | ﹤0.01% |
87,900
-50,500
| -36% | -$8.77M |
|
2944
Vail Resorts
MTN
$5.28B
| $14.8M | ﹤0.01% |
108,877
-18,447
| -14% | -$2.4M |
|
2945
Healthcare Realty
HR
$6.6B
| $14.8M | ﹤0.01% |
734,884
-136,835
| -16% | -$2.66M |
|
2946
White Mountains Insurance
WTM
$5.1B
| $14.8M | ﹤0.01% |
7,136
+4,533
| +174% | +$9.7M |
|
|
NAVN
2947
Navan Inc
NAVN
$7.44B
| $14.8M | ﹤0.01% |
646,200
+39,680
| +7% | +$726K |
|
|
LINE
2948
Lineage Inc
LINE
$9.51B
| $14.8M | ﹤0.01% |
341,681
-138,474
| -29% | -$5.45M |
|
|
GAP
2949
CALL
The Gap Inc
GAP
$7.42B
| $14.8M | ﹤0.01% |
791,000
+248,100
| +46% | +$5.72M |
|
|
PPLT
2950
PUT
abrdn Physical Platinum Shares ETF
PPLT
$2.04B
| $14.8M | ﹤0.01% |
1,045,700
-648,300
| -38% | -$11.3M |
|
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.