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 | |
|---|---|---|---|---|---|---|
2201
Western Union
WU
$2.32B
| $18.6M | ﹤0.01% |
2,209,334
+1,121,117
| +103% | +$10.7M |
|
2202
PUT
BILL Holdings
BILL
$4.96B
| $18.6M | ﹤0.01% |
402,100
-81,500
| -17% | -$3.6M |
|
2203
RB Global
RBA
$15.6B
| $18.5M | ﹤0.01% |
174,315
-315,420
| -64% | -$32.3M |
|
2204
CALL
Shift4
FOUR
$3.58B
| $18.5M | ﹤0.01% |
186,500
+11,400
| +7% | +$994K |
|
2205
PUT
Cummins
CMI
$86.9B
| $18.5M | ﹤0.01% |
56,400
+1,200
| +2% | +$371K |
|
2206
Cboe Global Markets
CBOE
$30.9B
| $18.5M | ﹤0.01% |
79,193
+7,921
| +11% | +$1.76M |
|
2207
Dimensional International Value ETF
DFIV
$21.8B
| $18.5M | ﹤0.01% |
431,113
-770,204
| -64% | -$31.4M |
|
|
SAND
2208
DELISTED
Sandstorm Gold
SAND
| $18.5M | ﹤0.01% |
1,963,854
+1,001,608
| +104% | +$8.58M |
|
2209
CALL
Rocket Companies
RKT
$41.8B
| $18.4M | ﹤0.01% |
1,300,100
+578,100
| +80% | +$7.5M |
|
2210
BioMarin Pharmaceuticals
BMRN
$13B
| $18.4M | ﹤0.01% |
335,020
-1,260,038
| -79% | -$74.2M |
|
2211
CALL
Peabody Energy
BTU
$3.11B
| $18.4M | ﹤0.01% |
1,372,000
+69,900
| +5% | +$923K |
|
2212
Vita Coco
COCO
$3.77B
| $18.4M | ﹤0.01% |
509,827
+262,568
| +106% | +$8.77M |
|
2213
CALL
Kimberly-Clark
KMB
$36.7B
| $18.4M | ﹤0.01% |
142,700
-117,100
| -45% | -$15.9M |
|
2214
PUT
Air Products & Chemicals
APD
$68.8B
| $18.4M | ﹤0.01% |
65,200
+26,800
| +70% | +$7.33M |
|
2215
CALL
Summit Therapeutics
SMMT
$10.6B
| $18.4M | ﹤0.01% |
863,100
+606,500
| +236% | +$13.8M |
|
|
CUK
2216
DELISTED
Carnival PLC
CUK
| $18.4M | ﹤0.01% |
719,822
+143,335
| +25% | +$2.77M |
|
2217
YPF Sociedad Anonima ADS
YPF
$19.6B
| $18.4M | ﹤0.01% |
583,672
-753,583
| -56% | -$25.2M |
|
2218
CALL
Bath & Body Works
BBWI
$3.91B
| $18.3M | ﹤0.01% |
611,900
-198,500
| -24% | -$5.81M |
|
2219
PUT
SAP
SAP
$240B
| $18.3M | ﹤0.01% |
60,200
-54,100
| -47% | -$15.5M |
|
2220
Constellation Energy
CEG
$100B
| $18.3M | ﹤0.01% |
56,665
-299,653
| -84% | -$79.3M |
|
2221
PUT
PBF Energy
PBF
$8.52B
| $18.2M | ﹤0.01% |
841,500
-84,500
| -9% | -$1.61M |
|
2222
CALL
Box
BOX
$4.52B
| $18.2M | ﹤0.01% |
533,500
-13,400
| -2% | -$439K |
|
2223
SEI Investments
SEIC
$12.8B
| $18.2M | ﹤0.01% |
+202,576
| New | +$16.3M |
|
2224
Otter Tail
OTTR
$3.9B
| $18.2M | ﹤0.01% |
236,061
+57,873
| +32% | +$4.52M |
|
2225
Viasat
VSAT
$11.4B
| $18.2M | ﹤0.01% |
1,246,121
+315,137
| +34% | +$3.19M |
|
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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.