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 | |
|---|---|---|---|---|---|---|
2626
CALL
Cullen/Frost Bankers
CFR
$10.6B
| $13.2M | ﹤0.01% |
102,700
-10,000
| -9% | -$1.22M |
|
2627
Janus Henderson AAA CLO ETF
JAAA
$29.8B
| $13.2M | ﹤0.01% |
260,091
+249,062
| +2,258% | +$12.6M |
|
2628
CALL
MarketAxess Holdings
MKTX
$5.72B
| $13.2M | ﹤0.01% |
59,100
+37,900
| +179% | +$8.33M |
|
2629
PUT
Powell Industries
POWL
$7.78B
| $13.2M | ﹤0.01% |
188,100
-72,300
| -28% | -$4.36M |
|
2630
Enact Holdings
ACT
$6.87B
| $13.2M | ﹤0.01% |
354,784
+198,989
| +128% | +$7.06M |
|
2631
Bit Digital
BTBT
$566M
| $13.2M | ﹤0.01% |
6,015,581
+1,484,202
| +33% | +$3.28M |
|
2632
F&G Annuities & Life
FG
$3.59B
| $13.2M | ﹤0.01% |
411,638
-90,207
| -18% | -$2.99M |
|
2633
Neogen
NEOG
$2.54B
| $13.2M | ﹤0.01% |
2,753,577
+2,751,577
| +137,579% | +$15.8M |
|
2634
CALL
Alaska Air
ALK
$5.13B
| $13.2M | ﹤0.01% |
265,900
+14,300
| +6% | +$695K |
|
2635
Ezcorp Inc
EZPW
$1.81B
| $13.2M | ﹤0.01% |
947,800
+428,320
| +82% | +$6.19M |
|
2636
CALL
Takeda Pharmaceutical
TAK
$56.3B
| $13.2M | ﹤0.01% |
850,900
+800,300
| +1,582% | +$11.8M |
|
2637
Flowers Foods
FLO
$1.59B
| $13.2M | ﹤0.01% |
+823,041
| New | +$14.2M |
|
2638
CALL
Vale
VALE
$58B
| $13.1M | ﹤0.01% |
1,353,300
-83,000
| -6% | -$782K |
|
2639
CALL
ProShares Ultra Bloomberg Natural Gas
BOIL
$397M
| $13.1M | ﹤0.01% |
142,550
+56,520
| +66% | +$6.55M |
|
2640
PUT
Innodata
INOD
$2.09B
| $13.1M | ﹤0.01% |
256,400
+139,800
| +120% | +$5.52M |
|
2641
CALL
Solventum
SOLV
$15.1B
| $13.1M | ﹤0.01% |
173,150
-29,200
| -14% | -$2.07M |
|
|
INFA
2642
DELISTED
Informatica
INFA
| $13.1M | ﹤0.01% |
539,005
-480,518
| -47% | -$9.91M |
|
2643
CALL
BJs Wholesale Club
BJ
$11.9B
| $13.1M | ﹤0.01% |
121,700
+4,700
| +4% | +$535K |
|
2644
CALL
Nutrien
NTR
$32.6B
| $13.1M | ﹤0.01% |
225,100
+45,700
| +25% | +$2.58M |
|
2645
Sonoco
SON
$5.76B
| $13.1M | ﹤0.01% |
+300,886
| New | +$13.5M |
|
|
ACLX
2646
DELISTED
Arcellx
ACLX
| $13.1M | ﹤0.01% |
198,363
-527,764
| -73% | -$32.9M |
|
2647
CALL
Ollie's Bargain Outlet
OLLI
$4.62B
| $13M | ﹤0.01% |
98,900
-27,700
| -22% | -$3.17M |
|
2648
CALL
Invesco CurrencyShares Swiss Franc Trust
FXF
$395M
| $13M | ﹤0.01% |
116,500
+98,000
| +530% | +$10.5M |
|
2649
CALL
Bitdeer Technologies
BTDR
$2.48B
| $13M | ﹤0.01% |
1,133,300
-330,700
| -23% | -$3.82M |
|
|
BCPC
2650
Balchem Corp
BCPC
$5.69B
| $13M | ﹤0.01% |
81,582
+17,760
| +28% | +$2.88M |
|
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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.