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 | |
|---|---|---|---|---|---|---|
1101
PUT
MSCI
MSCI
$41.8B
| $59.3M | 0.01% |
102,800
+73,100
| +246% | +$40.5M |
|
1102
CALL
W.W. Grainger
GWW
$61.5B
| $59.2M | 0.01% |
56,900
-63,700
| -53% | -$66.2M |
|
1103
PUT
Deckers Outdoor
DECK
$12.7B
| $59.2M | 0.01% |
574,000
+101,900
| +22% | +$11.3M |
|
1104
PUT
Rigetti Computing
RGTI
$6.21B
| $59.1M | 0.01% |
4,984,700
+460,200
| +10% | +$4.85M |
|
1105
Ionis Pharmaceuticals
IONS
$9.39B
| $59.1M | 0.01% |
1,494,981
-1,985,081
| -57% | -$65M |
|
1106
Omnicom Group
OMC
$23.5B
| $59M | 0.01% |
820,391
-214,632
| -21% | -$15.9M |
|
1107
PUT
Twilio
TWLO
$37.9B
| $59M | 0.01% |
474,200
-72,500
| -13% | -$7.71M |
|
1108
CALL
Coherent
COHR
$64B
| $59M | 0.01% |
661,000
+2,100
| +0.3% | +$151K |
|
1109
CALL
Duke Energy
DUK
$97.1B
| $58.9M | 0.01% |
499,300
+61,700
| +14% | +$7.28M |
|
1110
PUT
O'Reilly Automotive
ORLY
$74.5B
| $58.7M | 0.01% |
651,700
+381,700
| +141% | +$34.8M |
|
1111
ODDITY Tech
ODD
$615M
| $58.7M | 0.01% |
777,411
+558,448
| +255% | +$34M |
|
1112
KB Home
KBH
$3.45B
| $58.6M | 0.01% |
1,106,291
+837,070
| +311% | +$44.5M |
|
1113
PUT
Appian
APPN
$2.65B
| $58.5M | 0.01% |
1,958,800
+1,903,300
| +3,429% | +$57.2M |
|
1114
BrightSpring Health Services
BTSG
$11.9B
| $58.5M | 0.01% |
2,479,138
+2,166,932
| +694% | +$45.2M |
|
1115
Macerich
MAC
$6.99B
| $58.2M | 0.01% |
3,598,634
-2,231,744
| -38% | -$34.4M |
|
1116
CALL
CleanSpark
CLSK
$2.96B
| $58.2M | 0.01% |
5,277,800
+644,000
| +14% | +$5.73M |
|
1117
PUT
Upstart Holdings
UPST
$3.01B
| $58.2M | 0.01% |
899,900
-715,800
| -44% | -$35.1M |
|
1118
Gildan
GIL
$10.6B
| $58.1M | 0.01% |
1,180,250
+13,202
| +1% | +$606K |
|
1119
PUT
General Mills
GIS
$20.8B
| $58.1M | 0.01% |
1,121,700
+465,800
| +71% | +$25.7M |
|
1120
CALL
Lyft
LYFT
$6.48B
| $58.1M | 0.01% |
3,683,600
-301,100
| -8% | -$4.22M |
|
1121
CALL
Howmet Aerospace
HWM
$113B
| $57.7M | 0.01% |
310,100
-188,800
| -38% | -$29M |
|
|
EA
1122
CALL
DELISTED
Electronic Arts
EA
| $57.7M | 0.01% |
361,400
-347,900
| -49% | -$51.4M |
|
1123
Sabra Healthcare REIT
SBRA
$5.15B
| $57.5M | 0.01% |
3,120,622
+2,428,176
| +351% | +$43.1M |
|
1124
HubSpot
HUBS
$12B
| $57.5M | 0.01% |
103,238
+92,280
| +842% | +$54M |
|
1125
CALL
Vanguard High Dividend Yield ETF
VYM
$84.2B
| $57.1M | 0.01% |
428,700
+26,200
| +7% | +$3.32M |
|
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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.