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 | |
|---|---|---|---|---|---|---|
2376
PUT
Kimberly-Clark
KMB
$36.7B
| $16.1M | ﹤0.01% |
124,700
-55,700
| -31% | -$7.55M |
|
2377
Itron
ITRI
$4.45B
| $16.1M | ﹤0.01% |
122,100
+27,522
| +29% | +$3.11M |
|
2378
Corteva
CTVA
$51.2B
| $16.1M | ﹤0.01% |
215,413
-1,335,667
| -86% | -$89M |
|
2379
Kadant
KAI
$3.95B
| $16.1M | ﹤0.01% |
50,565
+39,718
| +366% | +$12.4M |
|
2380
Rio Tinto
RIO
$156B
| $16M | ﹤0.01% |
275,053
-595,239
| -68% | -$35.1M |
|
|
HES
2381
CALL
DELISTED
Hess
HES
| $16M | ﹤0.01% |
115,800
+23,300
| +25% | +$3.15M |
|
2382
CALL
Elbit Systems
ESLT
$36.7B
| $16M | ﹤0.01% |
35,600
+29,100
| +448% | +$11.8M |
|
2383
CALL
Annaly Capital Management
NLY
$17.6B
| $16M | ﹤0.01% |
850,000
-48,800
| -5% | -$928K |
|
2384
Mercury Systems
MRCY
$6.67B
| $16M | ﹤0.01% |
296,977
+107,542
| +57% | +$5.24M |
|
2385
Aecom
ACM
$8.12B
| $16M | ﹤0.01% |
141,605
+40,995
| +41% | +$4.26M |
|
2386
Flowserve
FLS
$10.3B
| $15.9M | ﹤0.01% |
304,624
+25,889
| +9% | +$1.22M |
|
2387
PUT
Stellantis
STLA
$20.2B
| $15.9M | ﹤0.01% |
1,588,700
-717,700
| -31% | -$7.07M |
|
|
GRMN
2388
PUT
Garmin
GRMN
$59.8B
| $15.9M | ﹤0.01% |
76,300
-54,000
| -41% | -$10.7M |
|
2389
CALL
Booz Allen Hamilton
BAH
$9.32B
| $15.9M | ﹤0.01% |
152,900
-29,800
| -16% | -$3.34M |
|
2390
NovoCure
NVCR
$1.97B
| $15.9M | ﹤0.01% |
894,148
+573,420
| +179% | +$9.99M |
|
2391
Pinnacle West Capital
PNW
$12.3B
| $15.9M | ﹤0.01% |
177,826
+24,064
| +16% | +$2.2M |
|
2392
Array Technologies
ARRY
$778M
| $15.9M | ﹤0.01% |
2,696,572
-1,306,706
| -33% | -$7.93M |
|
2393
MGIC Investment
MTG
$6.39B
| $15.9M | ﹤0.01% |
571,429
+47,552
| +9% | +$1.22M |
|
2394
IDEX
IEX
$17.6B
| $15.9M | ﹤0.01% |
90,481
+75,703
| +512% | +$13.4M |
|
2395
PUT
Hertz
HTZ
$798M
| $15.9M | ﹤0.01% |
2,324,400
+1,331,300
| +134% | +$8.31M |
|
2396
PUT
GSK
GSK
$99.2B
| $15.9M | ﹤0.01% |
413,000
-48,200
| -10% | -$1.84M |
|
2397
Dimensional Emerging Markets Core Equity 2 ETF
DFEM
$9.35B
| $15.9M | ﹤0.01% |
+534,254
| New | +$14.7M |
|
|
NNE
2398
Nano Nuclear Energy
NNE
$1.06B
| $15.8M | ﹤0.01% |
459,449
+456,853
| +17,598% | +$12.6M |
|
2399
CALL
Sysco
SYY
$39.7B
| $15.8M | ﹤0.01% |
208,600
-109,400
| -34% | -$7.94M |
|
|
SPYM
2400
CALL
State Street SPDR Portfolio S&P 500 ETF
SPYM
$169B
| $15.8M | ﹤0.01% |
217,100
-36,700
| -14% | -$2.47M |
|
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.