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 | |
|---|---|---|---|---|---|---|
|
IONR
11801
Ioneer
IONR
$244M
| $42.8K | ﹤0.01% |
+16,330
| New | +$55.2K |
|
|
CASI
11802
DELISTED
CASI Pharmaceuticals
CASI
| $42.8K | ﹤0.01% |
+36,246
| New | +$66.4K |
|
|
MURA
11803
CALL
DELISTED
Mural Oncology
MURA
| $42.7K | ﹤0.01% |
17,300
-300
| -2% | -$707 |
|
11804
AdvisorShares Pure Cannabis ETF
YOLO
$32.3M
| $42.7K | ﹤0.01% |
22,527
-14,974
| -40% | -$27.6K |
|
|
BZAI
11805
Blaize Holdings
BZAI
$85.9M
| $42.6K | ﹤0.01% |
+14,309
| New | +$35.2K |
|
11806
PUT
Safe Bulkers
SB
$789M
| $42.6K | ﹤0.01% |
11,800
-300
| -2% | -$1.07K |
|
11807
PUT
Ocean Power Technologies
OPTT
$55.9M
| $42.6K | ﹤0.01% |
89,600
-57,900
| -39% | -$27.5K |
|
11808
Flux Power
FLUX
$12.7M
| $42.4K | ﹤0.01% |
28,085
+20,584
| +274% | +$33.4K |
|
11809
CALL
MacroGenics
MGNX
$269M
| $42.2K | ﹤0.01% |
34,900
+1,700
| +5% | +$2.47K |
|
11810
ReTo Eco-Solutions
RETO
$10.8M
| $42.2K | ﹤0.01% |
+1,072
| New | +$72.7K |
|
11811
Upland Software
UPLD
$15.7M
| $42.1K | ﹤0.01% |
2,158
-264
| -11% | -$5.87K |
|
11812
Paranovus Entertainment Technology
PAVS
$6.03M
| – | – |
-1
| Closed | -$133K |
|
|
HIT
11813
Health In Tech Inc
HIT
$65.9M
| $41.9K | ﹤0.01% |
+47,655
| New | +$31.7K |
|
11814
CALL
Standard BioTools
LAB
$280M
| $41.9K | ﹤0.01% |
34,900
+28,900
| +482% | +$32K |
|
11815
CALL
Advantage Solutions
ADV
$420M
| $41.8K | ﹤0.01% |
1,268
+704
| +125% | +$23.2K |
|
11816
PUT
LG Display
LPL
$3.5B
| $41.7K | ﹤0.01% |
12,200
-5,700
| -32% | -$17.6K |
|
11817
CALL
Alector
ALEC
$219M
| $41.7K | ﹤0.01% |
29,800
-26,600
| -47% | -$33.3K |
|
11818
Great Elm Group
GEG
$67.7M
| $41.5K | ﹤0.01% |
19,677
-7,159
| -27% | -$14.4K |
|
11819
PUT
Gerdau
GGB
$9.3B
| $41.5K | ﹤0.01% |
14,200
-5,000
| -26% | -$13.7K |
|
11820
China Pharma Holdings
CPHI
$45.8M
| $41.3K | ﹤0.01% |
23,070
+17,764
| +335% | +$32.6K |
|
11821
Genasys
GNSS
$78.8M
| $41.3K | ﹤0.01% |
23,860
-96,292
| -80% | -$178K |
|
|
AMTD
11822
AMTD IDEA Group
AMTD
$72.5M
| $41.2K | ﹤0.01% |
41,918
+16,087
| +62% | +$16.4K |
|
11823
Broadwind
BWEN
$127M
| $41.2K | ﹤0.01% |
+22,782
| New | +$38.4K |
|
11824
Equillium
EQ
$150M
| $41.2K | ﹤0.01% |
130,705
+75,056
| +135% | +$30.1K |
|
11825
DSS Inc
DSS
$5.68M
| $41.1K | ﹤0.01% |
43,744
-14,589
| -25% | -$13.4K |
|
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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.