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 | |
|---|---|---|---|---|---|---|
4151
Ligand Pharmaceuticals
LGND
$5.87B
| $4.76M | ﹤0.01% |
+41,906
| New | +$4.48M |
|
4152
Artivion
AORT
$1.42B
| $4.76M | ﹤0.01% |
153,145
+142,269
| +1,308% | +$3.85M |
|
4153
PUT
Bentley Systems
BSY
$10.9B
| $4.76M | ﹤0.01% |
88,200
+86,600
| +5,413% | +$4.01M |
|
4154
NexGen Energy
NXE
$6.97B
| $4.76M | ﹤0.01% |
685,673
-6,584,508
| -91% | -$37.2M |
|
4155
Autohome
ATHM
$2.61B
| $4.75M | ﹤0.01% |
184,366
+160,835
| +684% | +$4.17M |
|
4156
Clearwater Paper
CLW
$345M
| $4.75M | ﹤0.01% |
174,469
+125,533
| +257% | +$3.39M |
|
4157
PUT
Sibanye-Stillwater
SBSW
$7.62B
| $4.75M | ﹤0.01% |
658,100
-23,700
| -3% | -$130K |
|
4158
Krystal Biotech
KRYS
$9.83B
| $4.75M | ﹤0.01% |
34,560
+34,464
| +35,900% | +$5.06M |
|
4159
CALL
Ameren
AEE
$30.4B
| $4.74M | ﹤0.01% |
49,400
-9,500
| -16% | -$922K |
|
4160
Eaton Vance Total Return Bond ETF
EVTR
$5.72B
| $4.74M | ﹤0.01% |
93,128
+21,267
| +30% | +$1.07M |
|
4161
PUT
Mirion Technologies
MIR
$3.96B
| $4.73M | ﹤0.01% |
219,800
+173,100
| +371% | +$2.98M |
|
4162
Immatics
IMTX
$1.29B
| $4.73M | ﹤0.01% |
879,235
+591,365
| +205% | +$2.93M |
|
4163
Hubbell
HUBB
$27B
| $4.73M | ﹤0.01% |
11,582
-63,670
| -85% | -$23.6M |
|
4164
Banc of California
BANC
$3.13B
| $4.72M | ﹤0.01% |
336,204
-215,336
| -39% | -$2.93M |
|
4165
PUT
Comstock Resources
CRK
$4.13B
| $4.72M | ﹤0.01% |
170,700
+59,600
| +54% | +$1.36M |
|
4166
NIO
NIO
$11.3B
| $4.72M | ﹤0.01% |
1,375,495
-892,884
| -39% | -$3.33M |
|
4167
Dolby
DLB
$5.84B
| $4.71M | ﹤0.01% |
63,460
-55,547
| -47% | -$4.16M |
|
4168
State Street SPDR S&P Semiconductor ETF
XSD
$2.93B
| $4.71M | ﹤0.01% |
18,359
+102
| +0.6% | +$21.9K |
|
4169
MDU Resources
MDU
$4.34B
| $4.71M | ﹤0.01% |
282,446
+233,932
| +482% | +$3.93M |
|
4170
Sylvamo
SLVM
$1.53B
| $4.71M | ﹤0.01% |
93,972
+40,938
| +77% | +$2.31M |
|
4171
CALL
Zeta Global
ZETA
$7.29B
| $4.71M | ﹤0.01% |
303,800
+98,700
| +48% | +$1.31M |
|
|
LINE
4172
CALL
Lineage Inc
LINE
$9.51B
| $4.7M | ﹤0.01% |
108,100
-46,300
| -30% | -$2.24M |
|
4173
Mercer International
MERC
$31.6M
| $4.7M | ﹤0.01% |
1,343,512
+676,201
| +101% | +$2.8M |
|
4174
PUT
iShares Core S&P Small-Cap ETF
IJR
$114B
| $4.7M | ﹤0.01% |
43,000
+20,200
| +89% | +$2.09M |
|
4175
Triumph Financial Inc
TFIN
$1.87B
| $4.7M | ﹤0.01% |
85,220
-54,134
| -39% | -$3.01M |
|
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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.