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 | |
|---|---|---|---|---|---|---|
1076
Robert Half
RHI
$4.25B
| $61.4M | 0.01% |
1,495,444
+1,402,656
| +1,512% | +$63.9M |
|
1077
CALL
Riot Platforms
RIOT
$7.21B
| $61.1M | 0.01% |
5,408,400
+241,000
| +5% | +$2.05M |
|
1078
Dana Inc
DAN
$3.26B
| $61M | 0.01% |
3,558,338
-37,906
| -1% | -$566K |
|
1079
CALL
Centrus Energy
LEU
$3.83B
| $60.7M | 0.01% |
331,300
+97,600
| +42% | +$10.4M |
|
1080
Molson Coors Class B
TAP
$7.85B
| $60.6M | 0.01% |
1,259,818
+457,197
| +57% | +$25.2M |
|
1081
CALL
EQT Corp
EQT
$33.8B
| $60.5M | 0.01% |
1,038,220
-477,570
| -32% | -$25.8M |
|
1082
Middleby
MIDD
$5.29B
| $60.5M | 0.01% |
420,323
-438
| -0.1% | -$61.7K |
|
1083
Clorox
CLX
$12.8B
| $60.5M | 0.01% |
503,642
+491,768
| +4,142% | +$65.6M |
|
|
B
1084
Barrick Mining
B
$67.3B
| $60.4M | 0.01% |
2,900,076
-1,595,782
| -35% | -$31.2M |
|
|
ECHO
1085
PUT
EchoStar
ECHO
$26.6B
| $60.4M | 0.01% |
2,179,100
+254,700
| +13% | +$5.6M |
|
1086
EXL Service
EXLS
$5.36B
| $60.4M | 0.01% |
1,378,171
+953,922
| +225% | +$43.6M |
|
1087
CALL
Ford
F
$55.4B
| $60.3M | 0.01% |
5,561,000
-8,448,200
| -60% | -$86M |
|
1088
CALL
Core Scientific
CORZ
$6.36B
| $60.2M | 0.01% |
3,529,400
+1,068,800
| +43% | +$10.7M |
|
1089
PUT
Duolingo
DUOL
$6.74B
| $60.2M | 0.01% |
146,900
+13,600
| +10% | +$5.97M |
|
1090
Conagra Brands
CAG
$7.39B
| $60.1M | 0.01% |
2,936,638
-2,882,649
| -50% | -$67.5M |
|
1091
PUT
NuScale Power
SMR
$4.04B
| $60.1M | 0.01% |
1,518,100
+800,200
| +111% | +$20.1M |
|
1092
C3.ai
AI
$1.58B
| $60M | 0.01% |
2,441,835
-212,913
| -8% | -$4.87M |
|
1093
PUT
On Holding
ONON
$10.6B
| $60M | 0.01% |
1,152,300
+247,100
| +27% | +$12.6M |
|
1094
Jacobs Solutions
J
$17B
| $59.8M | 0.01% |
454,755
-318,847
| -41% | -$39.3M |
|
1095
Invitation Homes
INVH
$17.7B
| $59.7M | 0.01% |
1,820,128
-3,606,814
| -66% | -$121M |
|
1096
PUT
Shell
SHEL
$248B
| $59.5M | 0.01% |
845,300
+202,400
| +31% | +$13.6M |
|
1097
CALL
2x Bitcoin ETF
BITX
$862M
| $59.5M | 0.01% |
1,100,800
+402,400
| +58% | +$19.3M |
|
1098
CALL
Biogen
BIIB
$30.9B
| $59.4M | 0.01% |
473,100
+267,000
| +130% | +$33.3M |
|
1099
PUT
Kinder Morgan
KMI
$71.4B
| $59.4M | 0.01% |
2,020,800
-1,169,300
| -37% | -$32.1M |
|
1100
CALL
Phillips 66
PSX
$92.8B
| $59.4M | 0.01% |
498,000
+8,400
| +2% | +$941K |
|
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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.