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 | |
|---|---|---|---|---|---|---|
|
EA
1901
PUT
DELISTED
Electronic Arts
EA
| $24.1M | ﹤0.01% |
151,100
-67,600
| -31% | -$10M |
|
1902
Hillman Solutions
HLMN
$1.69B
| $24.1M | ﹤0.01% |
3,376,976
+113,370
| +3% | +$849K |
|
1903
PUT
Root
ROOT
$797M
| $24.1M | ﹤0.01% |
188,200
-55,300
| -23% | -$7.49M |
|
1904
CALL
Ciena
CIEN
$60.7B
| $24M | ﹤0.01% |
295,700
-91,500
| -24% | -$6.56M |
|
1905
PUT
Bloom Energy
BE
$67.7B
| $24M | ﹤0.01% |
1,001,800
-381,000
| -28% | -$7.38M |
|
|
CFLT
1906
CALL
DELISTED
Confluent
CFLT
| $23.9M | ﹤0.01% |
960,500
+55,900
| +6% | +$1.26M |
|
1907
Cleveland-Cliffs
CLF
$6.79B
| $23.9M | ﹤0.01% |
3,150,688
+1,694,111
| +116% | +$12.6M |
|
1908
Semtech
SMTC
$13.1B
| $23.9M | ﹤0.01% |
530,315
+131,093
| +33% | +$4.66M |
|
1909
Public Storage
PSA
$60.9B
| $23.9M | ﹤0.01% |
81,575
-37,407
| -31% | -$11.1M |
|
1910
PUT
Prudential Financial
PRU
$43.2B
| $23.9M | ﹤0.01% |
222,600
-217,500
| -49% | -$22.5M |
|
|
SMLR
1911
DELISTED
Semler Scientific
SMLR
| $23.9M | ﹤0.01% |
617,297
+602,418
| +4,049% | +$21.5M |
|
1912
PUT
Veeva Systems
VEEV
$39.6B
| $23.9M | ﹤0.01% |
83,000
-29,400
| -26% | -$7.29M |
|
1913
CALL
Hasbro
HAS
$13.6B
| $23.9M | ﹤0.01% |
323,700
+111,700
| +53% | +$7.04M |
|
|
ETOR
1914
eToro Group
ETOR
$2.27B
| $23.9M | ﹤0.01% |
+358,778
| New | +$23.1M |
|
1915
PUT
Doximity
DOCS
$4.42B
| $23.9M | ﹤0.01% |
389,000
+171,600
| +79% | +$9.57M |
|
1916
CALL
MSCI
MSCI
$41.4B
| $23.8M | ﹤0.01% |
41,300
+22,300
| +117% | +$12.3M |
|
1917
PUT
Skyworks Solutions
SWKS
$10.5B
| $23.8M | ﹤0.01% |
319,500
-97,100
| -23% | -$6.48M |
|
1918
CALL
Western Midstream Partners
WES
$20.2B
| $23.8M | ﹤0.01% |
614,800
+3,800
| +0.6% | +$145K |
|
1919
PUT
Universal Health Services
UHS
$10B
| $23.8M | ﹤0.01% |
131,300
+90,200
| +219% | +$16.3M |
|
|
IPG
1920
DELISTED
Interpublic Group of Companies
IPG
| $23.7M | ﹤0.01% |
969,957
+969,956
| +96,995,600% | +$23.6M |
|
1921
FirstCash
FCFS
$9.31B
| $23.7M | ﹤0.01% |
175,408
+90,014
| +105% | +$11.5M |
|
1922
BlackLine
BL
$1.77B
| $23.7M | ﹤0.01% |
418,478
+298,791
| +250% | +$15.4M |
|
1923
Option Care Health
OPCH
$3.59B
| $23.7M | ﹤0.01% |
728,924
-2,384,281
| -77% | -$77M |
|
|
SPYM
1924
PUT
State Street SPDR Portfolio S&P 500 ETF
SPYM
$169B
| $23.6M | ﹤0.01% |
325,300
-28,400
| -8% | -$1.91M |
|
|
DEC
1925
Diversified Energy Company
DEC
$1.01B
| $23.6M | ﹤0.01% |
1,611,827
-96,789
| -6% | -$1.3M |
|
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.