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 | |
|---|---|---|---|---|---|---|
1501
Canadian Natural Resources
CNQ
$99.7B
| $35.5M | 0.01% |
1,130,264
-3,135,792
| -74% | -$95M |
|
1502
Eastman Chemical
EMN
$8.46B
| $35.5M | 0.01% |
475,050
+387,724
| +444% | +$30.5M |
|
1503
Vaxcyte
PCVX
$8.67B
| $35.5M | 0.01% |
1,090,738
+994,351
| +1,032% | +$32.6M |
|
1504
PUT
Trump Media & Technology Group
DJT
$2.28B
| $35.4M | 0.01% |
1,962,300
+1,112,600
| +131% | +$24.2M |
|
1505
CALL
Teradyne
TER
$63.8B
| $35.4M | 0.01% |
393,300
+105,200
| +37% | +$8.41M |
|
1506
iShares MSCI Brazil ETF
EWZ
$8.52B
| $35.3M | 0.01% |
1,221,892
+63,549
| +5% | +$1.71M |
|
1507
TE Connectivity
TEL
$62.9B
| $35.2M | 0.01% |
208,595
+207,463
| +18,327% | +$31.5M |
|
1508
Acadia Realty Trust
AKR
$2.86B
| $35.2M | 0.01% |
1,894,574
-493,730
| -21% | -$9.56M |
|
1509
TripAdvisor
TRIP
$1.26B
| $35.2M | 0.01% |
2,695,822
+91,098
| +3% | +$1.22M |
|
1510
Tyson Foods
TSN
$20.5B
| $35.2M | 0.01% |
628,588
-487,869
| -44% | -$28M |
|
1511
CALL
Steel Dynamics
STLD
$36.8B
| $35.1M | 0.01% |
274,000
-55,800
| -17% | -$7.12M |
|
|
MRP
1512
Millrose Properties Inc
MRP
$5.03B
| $35.1M | 0.01% |
1,229,917
+142,357
| +13% | +$3.76M |
|
1513
Nucor
NUE
$61.1B
| $34.8M | 0.01% |
268,738
+169,059
| +170% | +$19.8M |
|
1514
CALL
Halliburton
HAL
$28.7B
| $34.8M | 0.01% |
1,705,700
-558,800
| -25% | -$11.7M |
|
1515
Curtiss-Wright
CW
$25.7B
| $34.7M | 0.01% |
70,965
+54,801
| +339% | +$21.6M |
|
1516
CALL
US Global Jets ETF
JETS
$822M
| $34.7M | 0.01% |
1,509,300
-3,082,700
| -67% | -$65.4M |
|
1517
Century Aluminum
CENX
$4.66B
| $34.6M | 0.01% |
1,922,657
-63,986
| -3% | -$1.09M |
|
1518
Scholar Rock
SRRK
$6.39B
| $34.6M | 0.01% |
976,625
+9,076
| +0.9% | +$285K |
|
1519
CALL
Rubrik
RBRK
$21.1B
| $34.5M | 0.01% |
385,600
+160,900
| +72% | +$12.7M |
|
1520
Liberty Energy
LBRT
$3.57B
| $34.5M | 0.01% |
3,007,571
+1,839,485
| +157% | +$22.3M |
|
1521
Comfort Systems
FIX
$62.7B
| $34.5M | 0.01% |
64,323
-129,398
| -67% | -$56.4M |
|
1522
PUT
Toll Brothers
TOL
$13.8B
| $34.5M | 0.01% |
302,200
-15,200
| -5% | -$1.58M |
|
1523
Jackson Financial
JXN
$9.14B
| $34.4M | 0.01% |
387,778
-49,668
| -11% | -$4.02M |
|
1524
CALL
Yum! Brands
YUM
$40.7B
| $34.4M | 0.01% |
232,300
-144,100
| -38% | -$21M |
|
1525
Sony
SONY
$142B
| $34.4M | 0.01% |
+1,320,979
| New | +$33.1M |
|
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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.