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 | |
|---|---|---|---|---|---|---|
6501
CALL
Mueller Industries
MLI
$14.3B
| $1.3M | ﹤0.01% |
32,600
-20,800
| -39% | -$785K |
|
|
MASI
6502
CALL
DELISTED
Masimo
MASI
| $1.3M | ﹤0.01% |
7,700
| – | – |
|
6503
CALL
Vitesse Energy
VTS
$699M
| $1.29M | ﹤0.01% |
58,600
+45,900
| +361% | +$1.01M |
|
6504
Franklin US Core Dividend Tilt Index ETF
UDIV
$148M
| $1.29M | ﹤0.01% |
26,825
+17,135
| +177% | +$761K |
|
6505
PUT
Denison Mines
DNN
$2.81B
| $1.29M | ﹤0.01% |
710,700
-15,800
| -2% | -$23.9K |
|
6506
CALL
Highwoods Properties
HIW
$3.4B
| $1.29M | ﹤0.01% |
41,600
+14,800
| +55% | +$436K |
|
6507
OceanFirst Financial
OCFC
$1.9B
| $1.29M | ﹤0.01% |
73,443
-64,015
| -47% | -$1.07M |
|
6508
PUT
ProShares Short QQQ
PSQ
$614M
| $1.29M | ﹤0.01% |
38,400
+2,500
| +7% | +$94.6K |
|
6509
CALL
Monro
MNRO
$361M
| $1.29M | ﹤0.01% |
86,600
+83,800
| +2,993% | +$1.21M |
|
6510
PUT
Teradata
TDC
$2.62B
| $1.29M | ﹤0.01% |
57,800
-138,200
| -71% | -$3.01M |
|
|
GRFS
6511
Grifois
GRFS
$5.3B
| $1.29M | ﹤0.01% |
142,579
+60,107
| +73% | +$470K |
|
|
UCTT
6512
PUT
Ultra Clean Holdings
UCTT
$3.73B
| $1.29M | ﹤0.01% |
57,100
-12,700
| -18% | -$261K |
|
6513
Prime Medicine
PRME
$562M
| $1.29M | ﹤0.01% |
+521,508
| New | +$804K |
|
6514
FlexShares Credit-Scored US Long Corporate Bond Index Fund
LKOR
$29.7M
| $1.29M | ﹤0.01% |
30,338
+12,547
| +71% | +$518K |
|
|
AL
6515
PUT
DELISTED
Air Lease Corp
AL
| $1.29M | ﹤0.01% |
22,000
-8,300
| -27% | -$432K |
|
6516
ProShares UltraShort Silver
ZSL
$64.2M
| $1.29M | ﹤0.01% |
4,985
+4,377
| +720% | +$1.32M |
|
|
APLS
6517
PUT
DELISTED
Apellis Pharmaceuticals
APLS
| $1.29M | ﹤0.01% |
74,300
-14,200
| -16% | -$263K |
|
|
BSCY
6518
Invesco BulletShares 2034 Corporate Bond ETF
BSCY
$557M
| $1.28M | ﹤0.01% |
+61,872
| New | +$1.26M |
|
6519
PUT
Arch Capital
ACGL
$34.2B
| $1.28M | ﹤0.01% |
14,100
-35,200
| -71% | -$3.25M |
|
6520
CALL
Alight
ALIT
$360M
| $1.28M | ﹤0.01% |
11,335
+825
| +8% | +$88.3K |
|
|
FFAI
6521
Faraday Future Intelligent Electric
FFAI
$9.08M
| $1.28M | ﹤0.01% |
5,091
+4,983
| +4,614% | +$915K |
|
6522
CALL
B2Gold
BTG
$6.75B
| $1.28M | ﹤0.01% |
354,700
+65,200
| +23% | +$214K |
|
6523
Inspire Corporate Bond ETF
IBD
$494M
| $1.28M | ﹤0.01% |
53,298
+2,995
| +6% | +$71K |
|
6524
CALL
Bio-Rad Laboratories Class A
BIO
$9.46B
| $1.28M | ﹤0.01% |
5,300
-5,300
| -50% | -$1.25M |
|
6525
CALL
Privia Health
PRVA
$2.76B
| $1.28M | ﹤0.01% |
55,600
-86,500
| -61% | -$2M |
|
Similar funds
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.