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 | |
|---|---|---|---|---|---|---|
11176
PUT
Aegon
AEG
$14B
| $115K | ﹤0.01% |
15,900
-45,300
| -74% | -$303K |
|
11177
PUT
SunCoke Energy
SXC
$794M
| $115K | ﹤0.01% |
13,400
+4,800
| +56% | +$41.6K |
|
11178
PUT
BuzzFeed
BZFD
$92.5M
| $115K | ﹤0.01% |
57,500
-64,200
| -53% | -$127K |
|
11179
PUT
CION Investment
CION
$370M
| $115K | ﹤0.01% |
12,000
-29,000
| -71% | -$276K |
|
11180
CALL
Solid Power
SLDP
$552M
| $115K | ﹤0.01% |
52,400
+11,100
| +27% | +$15.6K |
|
|
MI
11181
NFT Ltd
MI
$1.87M
| $115K | ﹤0.01% |
+624
| New | +$113K |
|
|
TIXT
11182
CALL
DELISTED
TELUS International
TIXT
| $115K | ﹤0.01% |
31,600
-19,800
| -39% | -$56.2K |
|
11183
CALL
Nautilus Biotechnolgy
NAUT
$114M
| $115K | ﹤0.01% |
158,200
+129,700
| +455% | +$97.4K |
|
|
MRLN
11184
Merlin Inc
MRLN
$379M
| $114K | ﹤0.01% |
+11,073
| New | +$113K |
|
|
YBIT
11185
PUT
YieldMax Bitcoin Option Income Strategy ETF
YBIT
$46.8M
| $114K | ﹤0.01% |
2,160
+640
| +42% | +$33.6K |
|
|
KW
11186
PUT
DELISTED
Kennedy-Wilson Holdings
KW
| $114K | ﹤0.01% |
16,800
+16,500
| +5,500% | +$110K |
|
|
FATBW
11187
DELISTED
FAT Brands Inc. Warrant
FATBW
| $114K | ﹤0.01% |
+45,091
| New | +$192K |
|
11188
PUT
TETRA Technologies
TTI
$1.27B
| $114K | ﹤0.01% |
33,900
-23,300
| -41% | -$67.8K |
|
11189
Resources Connection
RGP
$145M
| $114K | ﹤0.01% |
21,201
+14,014
| +195% | +$76.1K |
|
11190
Ginkgo Bioworks
DNA
$457M
| $114K | ﹤0.01% |
+10,114
| New | +$78.4K |
|
11191
CALL
Runway Growth Finance
RWAY
$290M
| $114K | ﹤0.01% |
10,600
+400
| +4% | +$3.87K |
|
|
CUB
11192
Lionheart Holdings
CUB
$284M
| $114K | ﹤0.01% |
10,791
-62
| -0.6% | -$644 |
|
|
GOGL
11193
PUT
DELISTED
Golden Ocean Group
GOGL
| $113K | ﹤0.01% |
15,500
-144,100
| -90% | -$1.09M |
|
11194
CALL
Repay Holdings
RPAY
$329M
| $113K | ﹤0.01% |
23,500
+21,900
| +1,369% | +$100K |
|
11195
CALL
Global Net Lease
GNL
$2.03B
| $113K | ﹤0.01% |
15,000
+5,100
| +52% | +$38.7K |
|
11196
BranchOut Food
BOF
$63.7M
| $113K | ﹤0.01% |
46,449
+34,015
| +274% | +$68.8K |
|
|
RDNW
11197
CALL
RideNow Group
RDNW
$248M
| $112K | ﹤0.01% |
48,700
+45,400
| +1,376% | +$102K |
|
11198
CALL
Corbus Pharmaceuticals
CRBP
$195M
| $112K | ﹤0.01% |
16,300
+9,100
| +126% | +$66.1K |
|
11199
PUT
Arbutus Biopharma
ABUS
$924M
| $112K | ﹤0.01% |
36,300
+10,700
| +42% | +$35.5K |
|
11200
SiNtx Technologies
SINT
$10.4M
| $112K | ﹤0.01% |
+35,113
| New | +$94.4K |
|
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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.