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 |
NVIDIA
NVDA
|
+$820M |
| 2 |
Microsoft
MSFT
|
+$811M |
| 3 |
McDonald's
MCD
|
+$804M |
| 4 |
Coca-Cola
KO
|
+$655M |
| 5 |
Amazon
AMZN
|
+$646M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SCHW
Charles Schwab
SCHW
|
+$1.64B |
| 2 |
Invesco QQQ Trust
QQQ
|
+$1.1B |
| 3 |
Strategy Inc
MSTR
|
+$564M |
| 4 |
Kroger
KR
|
+$558M |
| 5 |
Danaher
DHR
|
+$494M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.33% |
| 2 | Healthcare | 3.23% |
| 3 | Consumer Discretionary | 2.55% |
| 4 | Financials | 2.55% |
| 5 | Industrials | 1.94% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3951
Marten Transport
MRTN
$1.24B
| $5.33M | ﹤0.01% |
409,997
+275,948
| +206% | +$3.63M |
|
3952
InterDigital
IDCC
$8.87B
| $5.32M | ﹤0.01% |
23,744
-157,227
| -87% | -$33.3M |
|
3953
Accenture
ACN
$108B
| $5.32M | ﹤0.01% |
17,810
-233,129
| -93% | -$71M |
|
3954
CALL
Kinsale Capital Group
KNSL
$8.64B
| $5.32M | ﹤0.01% |
11,000
-1,400
| -11% | -$653K |
|
3955
Universal Technical Institute
UTI
$1.39B
| $5.32M | ﹤0.01% |
157,054
+3,786
| +2% | +$119K |
|
|
FYBR
3956
CALL
DELISTED
Frontier Communications
FYBR
| $5.32M | ﹤0.01% |
146,200
+13,900
| +11% | +$504K |
|
3957
CALL
Vista Energy
VIST
$7.56B
| $5.32M | ﹤0.01% |
111,300
+4,100
| +4% | +$194K |
|
3958
DTE Energy
DTE
$29.3B
| $5.32M | ﹤0.01% |
+40,159
| New | +$5.4M |
|
3959
Henry Schein
HSIC
$10B
| $5.32M | ﹤0.01% |
72,818
-123,729
| -63% | -$8.52M |
|
3960
PUT
Murphy Oil
MUR
$4.96B
| $5.32M | ﹤0.01% |
236,400
-23,900
| -9% | -$533K |
|
|
3961
CALL
Henry Schein
HSIC
$10B
| $5.32M | ﹤0.01% |
72,800
+68,200
| +1,483% | +$4.69M |
|
|
CNR
3962
PUT
Core Natural Resources Inc
CNR
$4.76B
| $5.32M | ﹤0.01% |
76,232
-1,412
| -2% | -$100K |
|
3963
PUT
Uranium Energy
UEC
$5.55B
| $5.32M | ﹤0.01% |
781,800
+406,400
| +108% | +$2.28M |
|
3964
PUT
McCormick & Company Non-Voting
MKC
$14.7B
| $5.31M | ﹤0.01% |
70,100
+16,700
| +31% | +$1.25M |
|
3965
Atour Lifestyle Holdings
ATAT
$4.65B
| $5.31M | ﹤0.01% |
+163,475
| New | +$4.65M |
|
3966
PUT
Globant
GLOB
$1.61B
| $5.31M | ﹤0.01% |
58,500
+18,400
| +46% | +$1.97M |
|
3967
iShares 10+ Year Investment Grade Corporate Bond ETF
IGLB
$2.78B
| $5.31M | ﹤0.01% |
+105,790
| New | +$5.17M |
|
3968
Franklin FTSE Japan ETF
FLJP
$4.14B
| $5.31M | ﹤0.01% |
+165,020
| New | +$5.04M |
|
3969
CALL
Cheesecake Factory
CAKE
$5.64B
| $5.3M | ﹤0.01% |
84,600
+12,100
| +17% | +$643K |
|
3970
PUT
KE Holdings
BEKE
$18.8B
| $5.29M | ﹤0.01% |
298,200
-798,700
| -73% | -$15.4M |
|
3971
PUT
Louisiana-Pacific
LPX
$5.17B
| $5.29M | ﹤0.01% |
61,500
-18,500
| -23% | -$1.64M |
|
3972
PUT
TMC The Metals Company
TMC
$1.77B
| $5.29M | ﹤0.01% |
800,800
+468,600
| +141% | +$1.8M |
|
3973
ACM Research
ACMR
$5.6B
| $5.28M | ﹤0.01% |
204,024
-249,117
| -55% | -$5.6M |
|
3974
PUT
Qorvo
QRVO
$8.66B
| $5.28M | ﹤0.01% |
62,200
-19,700
| -24% | -$1.42M |
|
|
HUT
3975
Hut 8
HUT
$10.5B
| $5.28M | ﹤0.01% |
283,928
-158,479
| -36% | -$2.36M |
|
Similar funds
Ken Griffin's Q2 2025 Portfolio in Review
As of Q2 2025, Ken Griffin held 15,819 positions worth $576B, up 9.2% from $527B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Ken Griffin withdrew a net $29.1B in Q2 2025, closing 3,524 positions and reducing 5,141 holdings. Its most notable exit was Kroger, an estimated $558M position sold in full.
By sector, the portfolio is most concentrated in Technology at 3.3% of assets, up from 2.9% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Ken Griffin opened a new position in Walmart Inc worth $401M.
- Ken Griffin's largest Q2 2025 buy was Walmart Inc: 4,099,492 shares worth $401M.
- Ken Griffin added most to NVIDIA in Q2 2025, an estimated $820M increase.
- Ken Griffin's biggest Q2 2025 reduction was Charles Schwab, cutting an estimated $1.64B.
- Ken Griffin fully exited Kroger in Q2 2025, selling an estimated $558M.
- Ken Griffin's ten largest holdings make up 27% of its $576B portfolio in Q2 2025.
- Ken Griffin opened 1,459 new positions and closed 3,524 in Q2 2025.
- Ken Griffin's portfolio value rose 9.2% quarter-over-quarter to $576B.
Based on Citadel Advisors's 13F filing for Q2 2025, filed 14 Aug 2025.