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 | |
|---|---|---|---|---|---|---|
1326
Zebra Technologies
ZBRA
$17.7B
| $43.5M | 0.01% |
141,151
+100,006
| +243% | +$27.2M |
|
1327
Alibaba
BABA
$298B
| $43.5M | 0.01% |
383,777
-243,273
| -39% | -$28.8M |
|
1328
BigBear.ai
BBAI
$1.57B
| $43.5M | 0.01% |
6,409,592
+5,177,098
| +420% | +$18.7M |
|
1329
Global E Online
GLBE
$7.15B
| $43.5M | 0.01% |
1,297,120
+113,852
| +10% | +$3.84M |
|
1330
PUT
Global Payments
GPN
$24.5B
| $43.5M | 0.01% |
543,100
+186,800
| +52% | +$14.8M |
|
1331
CALL
DexCom
DXCM
$34.2B
| $43.4M | 0.01% |
497,300
-152,300
| -23% | -$11.9M |
|
1332
lululemon athletica
LULU
$13.5B
| $43.3M | 0.01% |
182,453
+65,662
| +56% | +$18.1M |
|
1333
PUT
ZIM Integrated Shipping Services
ZIM
$3.4B
| $43.3M | 0.01% |
2,692,100
-843,100
| -24% | -$13.3M |
|
1334
CALL
monday.com
MNDY
$3.75B
| $43.3M | 0.01% |
137,700
+7,300
| +6% | +$2.03M |
|
1335
PUT
Zoom
ZM
$30.9B
| $43.3M | 0.01% |
555,300
-390,800
| -41% | -$30.2M |
|
1336
PUT
GraniteShares ETF Trust GraniteShares 2x Long NVDA Daily ETF
NVDL
$3.88B
| $43.2M | 0.01% |
1,841,400
-1,289,700
| -41% | -$20.2M |
|
1337
CALL
Quantum Computing Inc
QUBT
$2.04B
| $43.1M | 0.01% |
2,247,500
+648,800
| +41% | +$7.15M |
|
1338
Oscar Health
OSCR
$10.2B
| $43M | 0.01% |
2,007,797
+527,572
| +36% | +$7.84M |
|
|
DAY
1339
DELISTED
Dayforce
DAY
| $42.9M | 0.01% |
775,308
+438,914
| +130% | +$25.1M |
|
1340
Cytokinetics
CYTK
$10.2B
| $42.9M | 0.01% |
1,298,609
+148,095
| +13% | +$5.15M |
|
1341
PUT
Nutrien
NTR
$32.5B
| $42.7M | 0.01% |
733,200
-80,400
| -10% | -$4.54M |
|
1342
CALL
SiriusXM
SIRI
$9.52B
| $42.7M | 0.01% |
1,858,652
-1,033,348
| -36% | -$22.2M |
|
1343
CALL
Flutter Entertainment
FLUT
$17.2B
| $42.7M | 0.01% |
149,400
+46,000
| +44% | +$11.3M |
|
1344
CALL
Rigetti Computing
RGTI
$6.35B
| $42.6M | 0.01% |
3,589,600
-377,000
| -10% | -$3.98M |
|
1345
CALL
Tenet Healthcare
THC
$21.5B
| $42.6M | 0.01% |
241,800
+25,000
| +12% | +$3.76M |
|
1346
CALL
GSK
GSK
$98.7B
| $42.3M | 0.01% |
1,100,900
+264,100
| +32% | +$10.1M |
|
1347
CALL
AeroVironment
AVAV
$9.73B
| $42.3M | 0.01% |
148,300
+56,700
| +62% | +$9.6M |
|
1348
PUT
Floor & Decor
FND
$6.22B
| $42.3M | 0.01% |
556,300
-42,500
| -7% | -$3.16M |
|
1349
PUT
Chewy
CHWY
$9.16B
| $42.2M | 0.01% |
991,300
-204,500
| -17% | -$8.15M |
|
1350
PUT
CleanSpark
CLSK
$3.02B
| $42.2M | 0.01% |
3,830,100
+382,700
| +11% | +$3.41M |
|
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.