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 | |
|---|---|---|---|---|---|---|
6701
PUT
Graphic Packaging
GPK
$3.3B
| $1.17M | ﹤0.01% |
55,300
+13,000
| +31% | +$301K |
|
6702
PUT
Vodafone
VOD
$37.4B
| $1.17M | ﹤0.01% |
109,300
-217,100
| -67% | -$2.1M |
|
|
CIM
6703
CALL
Chimera Investment
CIM
$981M
| $1.17M | ﹤0.01% |
84,000
+21,000
| +33% | +$268K |
|
6704
CALL
Compass
COMP
$9.43B
| $1.16M | ﹤0.01% |
185,500
+1,900
| +1% | +$13K |
|
|
CGC
6705
Canopy Growth
CGC
$420M
| $1.16M | ﹤0.01% |
+954,819
| New | +$1.27M |
|
6706
PUT
RPM International
RPM
$14.2B
| $1.16M | ﹤0.01% |
10,600
-300
| -3% | -$33K |
|
6707
CALL
Energy Fuels
UUUU
$3.55B
| $1.16M | ﹤0.01% |
202,400
+176,200
| +673% | +$846K |
|
6708
CALL
Kaspi.kz JSC
KSPI
$18.6B
| $1.16M | ﹤0.01% |
13,700
+9,100
| +198% | +$776K |
|
6709
Ennis
EBF
$570M
| $1.16M | ﹤0.01% |
64,080
+29,919
| +88% | +$561K |
|
6710
Velocity Financial
VEL
$715M
| $1.16M | ﹤0.01% |
62,665
-179,211
| -74% | -$3.14M |
|
6711
IQ ARB Merger Arbitrage ETF
MNA
$254M
| $1.16M | ﹤0.01% |
+32,921
| New | +$1.14M |
|
6712
NWPX Infrastructure Inc
NWPX
$1.09B
| $1.16M | ﹤0.01% |
28,299
-18,343
| -39% | -$737K |
|
6713
TAT Technologies
TATT
$517M
| $1.16M | ﹤0.01% |
38,000
+20,781
| +121% | +$598K |
|
6714
CALL
NETGEAR
NTGR
$598M
| $1.16M | ﹤0.01% |
39,900
-2,300
| -5% | -$61.8K |
|
6715
Motorcar Parts of America
MPAA
$218M
| $1.16M | ﹤0.01% |
103,561
+49,127
| +90% | +$493K |
|
6716
CALL
Burford Capital
BUR
$909M
| $1.16M | ﹤0.01% |
81,300
+41,100
| +102% | +$537K |
|
6717
CALL
ADS-TEC Energy
ADSE
$875M
| $1.16M | ﹤0.01% |
84,000
+3,300
| +4% | +$41K |
|
|
DFTX
6718
Definium Therapeutics
DFTX
$6.17B
| $1.16M | ﹤0.01% |
178,604
-234,786
| -57% | -$1.54M |
|
6719
CALL
TaskUs
TASK
$682M
| $1.16M | ﹤0.01% |
69,100
-51,400
| -43% | -$783K |
|
6720
CALL
Acushnet Holdings
GOLF
$5.28B
| $1.16M | ﹤0.01% |
15,900
+13,000
| +448% | +$877K |
|
6721
CALL
ImmunityBio
IBRX
$8.14B
| $1.16M | ﹤0.01% |
438,500
+51,100
| +13% | +$137K |
|
6722
CALL
The Ensign Group
ENSG
$10.6B
| $1.16M | ﹤0.01% |
7,500
+4,900
| +188% | +$687K |
|
6723
Spok Holdings
SPOK
$230M
| $1.16M | ﹤0.01% |
65,417
-88,903
| -58% | -$1.43M |
|
6724
Pacer American Energy Infrastructure ETF
USAI
$136M
| $1.16M | ﹤0.01% |
+28,399
| New | +$1.11M |
|
6725
Aviat Networks
AVNW
$278M
| $1.16M | ﹤0.01% |
48,034
+330
| +0.7% | +$6.65K |
|
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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.