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 | |
|---|---|---|---|---|---|---|
11376
PUT
MeiraGTx Holdings
MGTX
$1.3B
| $88.7K | ﹤0.01% |
13,600
-24,800
| -65% | -$146K |
|
11377
CALL
Alto Ingredients
ALTO
$324M
| $88.7K | ﹤0.01% |
77,100
+25,800
| +50% | +$24.7K |
|
11378
CALL
Enlivex Ltd
ENLV
$26.6M
| $88.6K | ﹤0.01% |
5,273
+2,320
| +79% | +$34.5K |
|
|
IH
11379
iHuman
IH
$69.5M
| $88.5K | ﹤0.01% |
35,387
-20,107
| -36% | -$44.8K |
|
11380
Noodles & Co
NDLS
$107M
| $88.5K | ﹤0.01% |
15,511
+12,181
| +366% | +$85.1K |
|
11381
PUT
Senseonics Holdings Inc
SENS
$413M
| $88.4K | ﹤0.01% |
9,280
-8,525
| -48% | -$99.5K |
|
|
CLPR
11382
Clipper Realty
CLPR
$54M
| $88.4K | ﹤0.01% |
24,087
-43,388
| -64% | -$166K |
|
11383
Lifezone Metals
LZM
$356M
| $88.4K | ﹤0.01% |
+21,449
| New | +$79.9K |
|
11384
CALL
Ocugen
OCGN
$458M
| $87.9K | ﹤0.01% |
90,600
+67,800
| +297% | +$56.2K |
|
11385
Transact Technologies
TACT
$53.2M
| $87.9K | ﹤0.01% |
24,348
+6,377
| +35% | +$22.9K |
|
11386
PUT
Cadiz
CDZI
$294M
| $87.6K | ﹤0.01% |
29,300
+4,100
| +16% | +$11.8K |
|
11387
PUT
BCB Bancorp
BCBP
$163M
| $87.6K | ﹤0.01% |
10,400
-9,600
| -48% | -$81.4K |
|
11388
Orion Energy Systems
OESX
$79.1M
| $87.2K | ﹤0.01% |
14,298
-8,551
| -37% | -$58K |
|
11389
PUT
AirSculpt Technologies
AIRS
$247M
| $86.9K | ﹤0.01% |
18,000
-8,800
| -33% | -$29.9K |
|
|
SOS
11390
SOS Limited
SOS
$15.9M
| $86.9K | ﹤0.01% |
+13,800
| New | +$74.9K |
|
11391
Soluna Holdings
SLNH
$207M
| $86.8K | ﹤0.01% |
+150,691
| New | +$102K |
|
11392
CALL
Safe Bulkers
SB
$789M
| $86.6K | ﹤0.01% |
24,000
+23,500
| +4,700% | +$84.1K |
|
11393
PUT
inTEST
INTT
$179M
| $86.6K | ﹤0.01% |
11,900
+600
| +5% | +$3.81K |
|
|
SIFY
11394
Sify Technologies
SIFY
$1.13B
| $86.5K | ﹤0.01% |
18,849
-939
| -5% | -$4.23K |
|
11395
PUT
Annexon
ANNX
$1B
| $86.4K | ﹤0.01% |
36,000
-16,100
| -31% | -$32.3K |
|
|
SRTA
11396
CALL
Strata Critical Medical Inc
SRTA
$522M
| $86.2K | ﹤0.01% |
+21,400
| New | +$69.7K |
|
|
SLI
11397
CALL
Standard Lithium
SLI
$587M
| $86K | ﹤0.01% |
43,900
-13,500
| -24% | -$21.2K |
|
|
NXDT
11398
CALL
NexPoint Diversified Real Estate Trust
NXDT
$271M
| $85.9K | ﹤0.01% |
20,500
+19,300
| +1,608% | +$72.3K |
|
|
CMCM
11399
Cheetah Mobile
CMCM
$103M
| $85.9K | ﹤0.01% |
18,346
+3,083
| +20% | +$12.4K |
|
|
SIFY
11400
CALL
Sify Technologies
SIFY
$1.13B
| $85.8K | ﹤0.01% |
18,700
+5,336
| +40% | +$24K |
|
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.