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 | |
|---|---|---|---|---|---|---|
11201
CALL
Kura Oncology
KURA
$966M
| $112K | ﹤0.01% |
19,400
-14,200
| -42% | -$87K |
|
11202
CALL
Commercial Vehicle Group
CVGI
$132M
| $112K | ﹤0.01% |
67,400
+27,500
| +69% | +$33.4K |
|
|
SGMO
11203
PUT
DELISTED
SANGAMO THERAPEUTICS INC
SGMO
| $112K | ﹤0.01% |
206,400
-153,900
| -43% | -$91.4K |
|
11204
CALL
UNIFI
UFI
$120M
| $112K | ﹤0.01% |
21,400
+16,200
| +312% | +$79.8K |
|
11205
CALL
Equinox Gold
EQX
$13.5B
| $112K | ﹤0.01% |
19,400
-5,600
| -22% | -$36.4K |
|
11206
Itaú Unibanco
ITUB
$81.6B
| $111K | ﹤0.01% |
16,907
-413,580
| -96% | -$2.52M |
|
11207
CALL
Embecta
EMBC
$289M
| $111K | ﹤0.01% |
11,500
+100
| +0.9% | +$1.13K |
|
|
MTLS
11208
PUT
Materialise
MTLS
$400M
| $111K | ﹤0.01% |
19,700
-40,600
| -67% | -$210K |
|
11209
PUT
Mama's Creations
MAMA
$802M
| $111K | ﹤0.01% |
13,400
+1,100
| +9% | +$7.92K |
|
11210
PUT
Red Robin
RRGB
$192M
| $111K | ﹤0.01% |
19,200
+13,500
| +237% | +$52.3K |
|
11211
CALL
Sigma Lithium
SGML
$1.34B
| $111K | ﹤0.01% |
24,700
+3,300
| +15% | +$21.8K |
|
|
EB
11212
CALL
DELISTED
Eventbrite
EB
| $111K | ﹤0.01% |
42,200
+1,400
| +3% | +$3.22K |
|
11213
CALL
Gaotu Techedu
GOTU
$401M
| $110K | ﹤0.01% |
30,600
-30,000
| -50% | -$103K |
|
|
EVV
11214
Eaton Vance Limited Duration Income Fund
EVV
$1.06B
| $110K | ﹤0.01% |
+10,744
| New | +$106K |
|
11215
Quest Resource Holding
QRHC
$33.7M
| $110K | ﹤0.01% |
54,538
-10,771
| -16% | -$24.7K |
|
11216
Purple Innovation
PRPL
$29.7M
| $110K | ﹤0.01% |
6,016
-2,647
| -31% | -$48.8K |
|
11217
Aligos Therapeutics
ALGS
$43M
| $110K | ﹤0.01% |
+15,198
| New | +$91K |
|
11218
PUT
Evolution Petroleum
EPM
$135M
| $110K | ﹤0.01% |
23,300
-2,000
| -8% | -$9.06K |
|
11219
Nuveen Municipal High Income Opportunity Fund
NMZ
$2.21B
| $109K | ﹤0.01% |
10,509
-5,838
| -36% | -$60.5K |
|
11220
CALL
Rockwell Medical
RMTI
$29.2M
| $109K | ﹤0.01% |
12,850
+3,570
| +38% | +$36.4K |
|
|
MCRP
11221
Micropolis AI Robotics
MCRP
$36.3M
| $109K | ﹤0.01% |
+36,437
| New | +$98.3K |
|
11222
J-Long Group
JL
$17.2M
| $109K | ﹤0.01% |
+17,918
| New | +$78.4K |
|
11223
PUT
VinFast Auto
VFS
$7.42B
| $109K | ﹤0.01% |
30,500
-72,000
| -70% | -$244K |
|
11224
CALL
Taboola.com
TBLA
$1.09B
| $109K | ﹤0.01% |
29,700
-700
| -2% | -$2.28K |
|
11225
CALL
American Outdoor Brands
AOUT
$160M
| $109K | ﹤0.01% |
10,400
+8,000
| +333% | +$91.5K |
|
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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.