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 | |
|---|---|---|---|---|---|---|
11951
PUT
Milestone Pharmaceuticals
MIST
$137M
| $29.1K | ﹤0.01% |
15,000
-23,200
| -61% | -$30.9K |
|
11952
PUT
Acurx Pharmaceuticals
ACXP
$6M
| $29.1K | ﹤0.01% |
+2,845
| New | +$22.9K |
|
11953
reAlpha
AIRE
$8.74M
| $29K | ﹤0.01% |
+3,798
| New | +$54.2K |
|
|
QH
11954
Quhuo Ltd
QH
$11.9M
| $28.9K | ﹤0.01% |
+249
| New | +$28K |
|
11955
Expion360
XPON
$3.47M
| $28.9K | ﹤0.01% |
2,643
-1,635
| -38% | -$17.4K |
|
11956
CALL
Rekor Systems
REKR
$98.2M
| $28.8K | ﹤0.01% |
24,800
-48,300
| -66% | -$50.7K |
|
|
OLPX
11957
CALL
DELISTED
Olaplex Holdings
OLPX
| $28.7K | ﹤0.01% |
20,500
+19,700
| +2,463% | +$25.7K |
|
11958
Cemtrex
CETX
$5.2M
| $28.6K | ﹤0.01% |
+173
| New | +$33.9K |
|
|
FENG
11959
Phoenix New Media
FENG
$18.1M
| $28.5K | ﹤0.01% |
13,146
-2,898
| -18% | -$5.89K |
|
11960
CALL
Shattuck Labs
STTK
$745M
| $28.5K | ﹤0.01% |
+36,000
| New | +$34.9K |
|
11961
Northann Corp
NCL
| $28.3K | ﹤0.01% |
+22,135
| New | +$75K |
|
11962
Kaixin Holdings
KXIN
$8.43M
| $28.3K | ﹤0.01% |
+60
| New | +$25.4K |
|
11963
Rafael Holdings
RFL
$103M
| $28.3K | ﹤0.01% |
+16,349
| New | +$26.6K |
|
11964
Sypris Solutions
SYPR
$47.4M
| $28.2K | ﹤0.01% |
+12,757
| New | +$22.9K |
|
11965
Avalon Holdings
AWX
$10.8M
| $28K | ﹤0.01% |
11,253
-309
| -3% | -$775 |
|
11966
CALL
LiveOne
LVO
$57.2M
| $28K | ﹤0.01% |
3,710
+1,950
| +111% | +$14.5K |
|
11967
PUT
SES AI
SES
$223M
| $27.9K | ﹤0.01% |
31,400
-14,800
| -32% | -$12.4K |
|
|
AZI
11968
Autozi Internet Technology
AZI
$3.21M
| $27.8K | ﹤0.01% |
266
+178
| +202% | +$65.4K |
|
11969
TROOPS Inc
TROO
$243M
| $27.8K | ﹤0.01% |
+41,175
| New | +$27K |
|
11970
PodcastOne
PODC
$95.7M
| $27.7K | ﹤0.01% |
11,417
-3,613
| -24% | -$7.01K |
|
11971
IRIDEX
IRIX
$14.9M
| $27.5K | ﹤0.01% |
31,171
-43,077
| -58% | -$43.9K |
|
|
ESPR
11972
CALL
DELISTED
Esperion Therapeutics
ESPR
| $27.5K | ﹤0.01% |
27,900
-72,900
| -72% | -$73K |
|
|
11973
CALL
Sypris Solutions
SYPR
$47.4M
| $27.4K | ﹤0.01% |
+12,400
| New | +$22.3K |
|
|
HITI
11974
PUT
High Tide
HITI
$206M
| $27.4K | ﹤0.01% |
11,900
-20,800
| -64% | -$46.7K |
|
11975
Evogene
EVGN
$9.49M
| $27.4K | ﹤0.01% |
+21,369
| New | +$26.1K |
|
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.