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 | |
|---|---|---|---|---|---|---|
|
TIC
4151
TIC Solutions Inc
TIC
$2.15B
| $6.78M | ﹤0.01% |
838,083
+113,500
| +16% | +$958K |
|
4152
Trinity Industries
TRN
$2.36B
| $6.78M | ﹤0.01% |
195,971
+7,915
| +4% | +$267K |
|
4153
CALL
Teucrium Soybean Fund
SOYB
$60.9M
| $6.78M | ﹤0.01% |
277,700
+211,800
| +321% | +$5.21M |
|
|
ORC
4154
Orchid Island Capital
ORC
$1.33B
| $6.77M | ﹤0.01% |
972,010
+413,440
| +74% | +$2.85M |
|
4155
TKO Group
TKO
$14.7B
| $6.77M | ﹤0.01% |
33,641
-446,356
| -93% | -$87M |
|
|
XOVR
4156
PUT
EntrepreneurShares Series Trust ERShares Private-Public Crossover ETF
XOVR
$1.89B
| $6.76M | ﹤0.01% |
321,300
+304,100
| +1,768% | +$5.81M |
|
4157
Solid Power
SLDP
$552M
| $6.76M | ﹤0.01% |
2,611,214
+972,539
| +59% | +$3M |
|
4158
Gilat Satellite Networks
GILT
$887M
| $6.76M | ﹤0.01% |
507,566
+296,776
| +141% | +$4.86M |
|
4159
First Interstate BancSystem
FIBK
$3.73B
| $6.75M | ﹤0.01% |
175,090
+81,716
| +88% | +$2.89M |
|
4160
CALL
Par Pacific Holdings
PARR
$4.02B
| $6.75M | ﹤0.01% |
120,300
-55,600
| -32% | -$3.31M |
|
|
IVA
4161
Inventiva
IVA
$1.09B
| $6.75M | ﹤0.01% |
1,784,566
+1,719,616
| +2,648% | +$8.26M |
|
4162
CALL
Lumen
LUMN
$6.93B
| $6.74M | ﹤0.01% |
877,800
-786,000
| -47% | -$6.89M |
|
4163
MGP Ingredients
MGPI
$379M
| $6.74M | ﹤0.01% |
384,658
-10,820
| -3% | -$197K |
|
4164
S&T Bancorp
STBA
$1.8B
| $6.73M | ﹤0.01% |
137,198
+43,556
| +47% | +$1.96M |
|
4165
Forum Energy Technologies
FET
$960M
| $6.73M | ﹤0.01% |
133,937
+83,056
| +163% | +$4.63M |
|
|
JAN
4166
Janus Living Inc
JAN
$6.62B
| $6.73M | ﹤0.01% |
234,003
-1,473,792
| -86% | -$38.2M |
|
4167
CALL
Vanguard FTSE Developed Markets ETF
VEA
$239B
| $6.72M | ﹤0.01% |
94,300
-7,800
| -8% | -$543K |
|
4168
KraneShares China Technology & Semiconductor STAR 50 Index ETF
KSTR
$394M
| $6.72M | ﹤0.01% |
207,676
+192,579
| +1,276% | +$4.58M |
|
4169
PUT
Vanguard Total World Stock ETF
VT
$81.8B
| $6.72M | ﹤0.01% |
42,800
-6,800
| -14% | -$1.04M |
|
4170
PUT
Boston Properties
BXP
$10.9B
| $6.72M | ﹤0.01% |
101,300
-26,100
| -20% | -$1.56M |
|
4171
Huron Consulting
HURN
$2.42B
| $6.71M | ﹤0.01% |
74,441
+51,621
| +226% | +$5.91M |
|
4172
PUT
State Street Real Estate Select Sector SPDR ETF
XLRE
$8.71B
| $6.71M | ﹤0.01% |
152,300
+17,000
| +13% | +$748K |
|
4173
CALL
RBC Bearings
RBC
$17.7B
| $6.7M | ﹤0.01% |
10,400
+3,700
| +55% | +$2.2M |
|
4174
CALL
Alpha Metallurgical Resources
AMR
$2.11B
| $6.7M | ﹤0.01% |
40,600
+2,300
| +6% | +$438K |
|
4175
STAAR Surgical
STAA
$1.3B
| $6.7M | ﹤0.01% |
233,384
-826,044
| -78% | -$23M |
|
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.