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 | |
|---|---|---|---|---|---|---|
3851
Aurora
AUR
$13.7B
| $5.66M | ﹤0.01% |
1,079,857
+133,247
| +14% | +$836K |
|
3852
Banco Bradesco
BBD
$34.2B
| $5.66M | ﹤0.01% |
1,830,619
+1,810,713
| +9,096% | +$4.76M |
|
3853
VSE Corp
VSEC
$6.79B
| $5.66M | ﹤0.01% |
+43,178
| New | +$5.38M |
|
3854
DoubleVerify
DV
$2.04B
| $5.65M | ﹤0.01% |
377,650
+359,399
| +1,969% | +$4.93M |
|
3855
CALL
Sarepta Therapeutics
SRPT
$1.91B
| $5.65M | ﹤0.01% |
330,300
+217,000
| +192% | +$9.26M |
|
3856
PUT
Boston Beer
SAM
$1.91B
| $5.65M | ﹤0.01% |
29,600
-27,500
| -48% | -$6.33M |
|
3857
Federal Signal
FSS
$7.68B
| $5.65M | ﹤0.01% |
53,047
-85,532
| -62% | -$7.62M |
|
3858
ZTO Express
ZTO
$17.4B
| $5.64M | ﹤0.01% |
318,007
+252,581
| +386% | +$4.57M |
|
3859
PUT
Sharplink Inc
SBET
$1.36B
| $5.64M | ﹤0.01% |
+568,300
| New | +$7.7M |
|
3860
PUT
Wolfspeed
WOLF
$1.65B
| $5.64M | ﹤0.01% |
14,148,400
+12,284,300
| +659% | +$28M |
|
|
PRSU
3861
Pursuit Attractions and Hospitality Inc
PRSU
$1.31B
| $5.64M | ﹤0.01% |
195,709
+1,050
| +0.5% | +$31K |
|
|
CPRX
3862
DELISTED
Catalyst Pharmaceutical
CPRX
| $5.64M | ﹤0.01% |
259,992
-425,424
| -62% | -$10M |
|
3863
Douglas Emmett
DEI
$1.96B
| $5.64M | ﹤0.01% |
374,802
-329,347
| -47% | -$4.76M |
|
|
TEM
3864
Tempus AI
TEM
$9.4B
| $5.63M | ﹤0.01% |
88,660
-13,242
| -13% | -$759K |
|
3865
Dentsply Sirona
XRAY
$2.31B
| $5.63M | ﹤0.01% |
354,738
-1,058,248
| -75% | -$15.8M |
|
3866
Riot Platforms
RIOT
$7.14B
| $5.62M | ﹤0.01% |
497,511
-1,487,947
| -75% | -$12.6M |
|
3867
CALL
TFI International
TFII
$12.1B
| $5.61M | ﹤0.01% |
62,600
+32,700
| +109% | +$2.77M |
|
3868
PUT
Keurig Dr Pepper
KDP
$42.8B
| $5.61M | ﹤0.01% |
169,700
-146,700
| -46% | -$4.96M |
|
3869
Immunovant
IMVT
$8.64B
| $5.61M | ﹤0.01% |
350,392
+22,567
| +7% | +$341K |
|
3870
Playtika
PLTK
$957M
| $5.61M | ﹤0.01% |
1,185,216
+843,448
| +247% | +$4.15M |
|
3871
CALL
Vanguard FTSE Emerging Markets ETF
VWO
$125B
| $5.6M | ﹤0.01% |
113,200
-44,800
| -28% | -$2.08M |
|
3872
Monolithic Power Systems
MPWR
$68.9B
| $5.6M | ﹤0.01% |
7,650
+6,875
| +887% | +$4.38M |
|
3873
CALL
Cooper Companies
COO
$14.9B
| $5.59M | ﹤0.01% |
78,500
-38,100
| -33% | -$2.92M |
|
3874
PC Connection
CNXN
$2.05B
| $5.58M | ﹤0.01% |
84,801
-18,673
| -18% | -$1.21M |
|
|
AMTM
3875
CALL
Amentum Holdings
AMTM
$5.25B
| $5.57M | ﹤0.01% |
235,804
-107,496
| -31% | -$2.25M |
|
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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.