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 | |
|---|---|---|---|---|---|---|
7201
PUT
Artisan Partners
APAM
$2.96B
| $940K | ﹤0.01% |
21,200
+14,800
| +231% | +$591K |
|
|
ITOS
7202
DELISTED
iTeos Therapeutics
ITOS
| $940K | ﹤0.01% |
94,256
-1,085,466
| -92% | -$8.74M |
|
|
ACB
7203
Aurora Cannabis
ACB
$232M
| $939K | ﹤0.01% |
221,545
-56,352
| -20% | -$273K |
|
7204
PUT
CryoPort
CYRX
$764M
| $939K | ﹤0.01% |
125,900
+9,100
| +8% | +$56.5K |
|
7205
CALL
Global X Russell 2000 Covered Call ETF
RYLD
$1.4B
| $938K | ﹤0.01% |
62,900
+43,400
| +223% | +$631K |
|
7206
PUT
Boise Cascade
BCC
$2.8B
| $938K | ﹤0.01% |
10,800
-6,000
| -36% | -$544K |
|
|
YMAB
7207
DELISTED
Y-mAbs Therapeutics
YMAB
| $936K | ﹤0.01% |
207,642
+53,687
| +35% | +$241K |
|
7208
PUT
Box
BOX
$4.49B
| $936K | ﹤0.01% |
27,400
-10,600
| -28% | -$348K |
|
7209
iShares World ex U.S. Carbon Transition Readiness Aware Active ETF
LCTD
$292M
| $936K | ﹤0.01% |
18,402
+9,239
| +101% | +$447K |
|
7210
PUT
INmune Bio
INMB
$58.6M
| $935K | ﹤0.01% |
404,900
+370,100
| +1,064% | +$2.72M |
|
7211
Westlake Corp
WLK
$9.91B
| $934K | ﹤0.01% |
12,306
-840,550
| -99% | -$68.8M |
|
7212
Harbor Human Capital Factor US Large Cap ETF
HAPI
$503M
| $934K | ﹤0.01% |
+24,471
| New | +$857K |
|
7213
iShares Russell 3000 ETF
IWV
$20.2B
| $933K | ﹤0.01% |
2,659
-8,468
| -76% | -$2.75M |
|
7214
Helix Energy Solutions
HLX
$1.53B
| $933K | ﹤0.01% |
149,553
+142,155
| +1,922% | +$942K |
|
|
ACB
7215
PUT
Aurora Cannabis
ACB
$232M
| $933K | ﹤0.01% |
219,980
-100,900
| -31% | -$489K |
|
7216
PUT
Burford Capital
BUR
$909M
| $933K | ﹤0.01% |
65,400
+32,400
| +98% | +$423K |
|
7217
CALL
Northwest Natural Holdings
NWN
$2.15B
| $929K | ﹤0.01% |
23,400
-200
| -0.8% | -$8.29K |
|
7218
PUT
FormFactor
FORM
$9.71B
| $929K | ﹤0.01% |
27,000
-77,800
| -74% | -$2.36M |
|
|
ALAR
7219
Alarum Technologies
ALAR
$12.9M
| $929K | ﹤0.01% |
+68,665
| New | +$573K |
|
7220
State Street SPDR S&P China ETF
GXC
$473M
| $929K | ﹤0.01% |
10,610
-12,580
| -54% | -$1.06M |
|
7221
Legacy Housing
LEGH
$671M
| $929K | ﹤0.01% |
40,993
+31,530
| +333% | +$737K |
|
|
CVSA
7222
PUT
Covista Inc
CVSA
$4.47B
| $929K | ﹤0.01% |
7,300
-4,400
| -38% | -$520K |
|
7223
CALL
Ternium
TX
$10.5B
| $927K | ﹤0.01% |
30,800
+17,100
| +125% | +$490K |
|
7224
Energy Services of America
ESOA
$234M
| $927K | ﹤0.01% |
+93,267
| New | +$893K |
|
|
FFAI
7225
PUT
Faraday Future Intelligent Electric
FFAI
$8.49M
| $927K | ﹤0.01% |
3,678
+757
| +26% | +$139K |
|
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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.