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 | |
|---|---|---|---|---|---|---|
876
CALL
Boston Scientific
BSX
$74.9B
| $84M | 0.01% |
782,400
-434,400
| -36% | -$44M |
|
877
CALL
United Rentals
URI
$70.3B
| $83.9M | 0.01% |
111,400
-56,500
| -34% | -$37.8M |
|
878
PUT
Toronto Dominion Bank
TD
$204B
| $83.8M | 0.01% |
1,141,100
-28,100
| -2% | -$1.83M |
|
879
Cintas
CTAS
$81.4B
| $83.8M | 0.01% |
376,056
-774,523
| -67% | -$167M |
|
880
CALL
EOG Resources
EOG
$75.1B
| $83.8M | 0.01% |
700,500
-131,400
| -16% | -$15M |
|
|
HDV
881
CALL
iShares Core High Dividend ETF
HDV
$15.1B
| $83.8M | 0.01% |
3,575,000
+3,147,000
| +735% | +$72.5M |
|
882
D.R. Horton
DHI
$40.8B
| $83.6M | 0.01% |
648,347
+334,281
| +106% | +$41.2M |
|
883
Shift4
FOUR
$3.47B
| $83.5M | 0.01% |
842,551
+636,782
| +309% | +$55.5M |
|
884
PUT
Automatic Data Processing
ADP
$110B
| $83.5M | 0.01% |
270,700
+171,400
| +173% | +$52.6M |
|
885
PUT
iShares Core S&P 500 ETF
IVV
$910B
| $83.3M | 0.01% |
134,100
-63,000
| -32% | -$36.2M |
|
886
PUT
ProShares UltraPro S&P 500
UPRO
$5.86B
| $83.3M | 0.01% |
910,500
+171,000
| +23% | +$12.7M |
|
887
CALL
Digital Realty Trust
DLR
$73.1B
| $83.1M | 0.01% |
476,700
+22,700
| +5% | +$3.71M |
|
888
Trimble
TRMB
$13.4B
| $82.9M | 0.01% |
1,090,636
-497,106
| -31% | -$33.4M |
|
889
CALL
Cadence Design Systems
CDNS
$89B
| $82.8M | 0.01% |
268,700
-45,800
| -15% | -$13.3M |
|
890
Moelis & Co
MC
$4.91B
| $82.8M | 0.01% |
1,328,346
+226,059
| +21% | +$12.7M |
|
891
PUT
Agnico Eagle Mines
AEM
$93.8B
| $82.6M | 0.01% |
694,900
+307,600
| +79% | +$35.7M |
|
892
O'Reilly Automotive
ORLY
$74.5B
| $82.5M | 0.01% |
914,960
-2,549,290
| -74% | -$232M |
|
893
Energy Transfer Partners
ET
$72.1B
| $81.9M | 0.01% |
4,518,783
+3,015,188
| +201% | +$52.6M |
|
894
PUT
Atlassian
TEAM
$42.1B
| $81.8M | 0.01% |
402,900
-34,300
| -8% | -$7.14M |
|
895
PUT
iShares Expanded Tech-Software Sector ETF
IGV
$15.2B
| $81.6M | 0.01% |
744,900
+158,600
| +27% | +$15.7M |
|
896
CALL
iShares Gold Trust
IAU
$64.5B
| $81.4M | 0.01% |
1,305,400
+830,800
| +175% | +$51.5M |
|
897
Nextpower Inc
NXT
$15.7B
| $81M | 0.01% |
1,489,128
+34,852
| +2% | +$1.75M |
|
898
CarMax
KMX
$8.33B
| $80.9M | 0.01% |
1,203,241
+584,356
| +94% | +$39.3M |
|
899
Travelers Companies
TRV
$77.2B
| $80.9M | 0.01% |
302,214
-19,853
| -6% | -$5.23M |
|
900
Loar Holdings
LOAR
$6.93B
| $80.3M | 0.01% |
931,847
+923,341
| +10,855% | +$79.9M |
|
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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.