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 |
SCHW
Charles Schwab
SCHW
|
+$1.44B |
| 2 |
Invesco QQQ Trust
QQQ
|
+$1.15B |
| 3 |
GE HealthCare
GEHC
|
+$552M |
| 4 |
Danaher
DHR
|
+$447M |
| 5 |
Strategy Inc
MSTR
|
+$416M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$989M |
| 2 |
Boeing
BA
|
+$893M |
| 3 |
Bank of America
BAC
|
+$753M |
| 4 |
Arthur J. Gallagher & Co
AJG
|
+$750M |
| 5 |
Coca-Cola
KO
|
+$638M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 3.24% |
| 2 | Technology | 2.87% |
| 3 | Financials | 2.43% |
| 4 | Consumer Discretionary | 2.22% |
| 5 | Industrials | 1.75% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
SHCO
12276
PUT
DELISTED
Soho House & Co
SHCO
| $50.1K | ﹤0.01% |
8,100
+6,600
| +440% | +$47.7K |
|
12277
CALL
Aterian
ATER
$5.44M
| $50K | ﹤0.01% |
23,800
+8,534
| +56% | +$19K |
|
12278
CALL
Old Second Bancorp
OSBC
$1.32B
| $49.9K | ﹤0.01% |
3,000
+900
| +43% | +$16.1K |
|
|
BCPC
12279
PUT
Balchem Corp
BCPC
$5.69B
| $49.8K | ﹤0.01% |
300
+200
| +200% | +$32.8K |
|
12280
PUT
American Vanguard Corp
AVD
$62.5M
| $49.7K | ﹤0.01% |
11,300
-2,300
| -17% | -$11.7K |
|
12281
PUT
PDF Solutions
PDFS
$2.15B
| $49.7K | ﹤0.01% |
2,600
-9,100
| -78% | -$223K |
|
|
IOBT
12282
DELISTED
IO Biotech
IOBT
| $49.7K | ﹤0.01% |
45,555
-224,949
| -83% | -$212K |
|
12283
PUT
State Street SPDR Portfolio Long Term Corporate Bond ETF
SPLB
$1.18B
| $49.7K | ﹤0.01% |
2,200
-2,200
| -50% | -$49.4K |
|
|
GLDD
12284
CALL
DELISTED
Great Lakes Dredge & Dock
GLDD
| $49.6K | ﹤0.01% |
5,700
-62,400
| -92% | -$623K |
|
|
DSL
12285
DoubleLine Income Solutions Fund
DSL
$1.24B
| $49.5K | ﹤0.01% |
3,923
-223,810
| -98% | -$2.84M |
|
|
HUYA
12286
CALL
Huya Inc
HUYA
$529M
| $49.4K | ﹤0.01% |
15,400
-5,600
| -27% | -$20.2K |
|
12287
PUT
iShares US Energy ETF
IYE
$1.82B
| $49.3K | ﹤0.01% |
1,000
-100
| -9% | -$4.77K |
|
|
GGRP
12288
CALL
Glimpse Group
GGRP
$19.6M
| $49.2K | ﹤0.01% |
42,400
+14,200
| +50% | +$23.3K |
|
|
GBIO
12289
DELISTED
Generation Bio
GBIO
| $49.1K | ﹤0.01% |
12,136
+2,105
| +21% | +$14.8K |
|
12290
PUT
Columbus McKinnon
CMCO
$556M
| $49.1K | ﹤0.01% |
2,900
+2,700
| +1,350% | +$70.1K |
|
12291
CALL
Stellus Capital Investment Corp
SCM
$250M
| $49K | ﹤0.01% |
3,500
-1,900
| -35% | -$27.6K |
|
12292
PUT
Aclaris Therapeutics
ACRS
$851M
| $49K | ﹤0.01% |
32,000
-700
| -2% | -$1.49K |
|
|
NIU
12293
CALL
Niu Technologies
NIU
$163M
| $49K | ﹤0.01% |
12,000
-6,300
| -34% | -$15.7K |
|
12294
EpicQuest Education Group
EEIQ
$3.8M
| $49K | ﹤0.01% |
4,135
+2,246
| +119% | +$32.4K |
|
12295
PUT
908 Devices
MASS
$414M
| $48.8K | ﹤0.01% |
10,900
+7,500
| +221% | +$22.2K |
|
|
LUCK
12296
CALL
Lucky Strike Entertainment
LUCK
$949M
| $48.8K | ﹤0.01% |
5,000
+2,600
| +108% | +$27.2K |
|
12297
PUT
HNI Corp
HNI
$3.53B
| $48.8K | ﹤0.01% |
+1,100
| New | +$52K |
|
12298
Acuity Brands
AYI
$10.7B
| $48.7K | ﹤0.01% |
185
+106
| +134% | +$32.1K |
|
|
GRFX
12299
DELISTED
Graphex Group
GRFX
| $48.7K | ﹤0.01% |
+40,900
| New | +$53K |
|
12300
CALL
Reading International Class A
RDI
$36.6M
| $48.6K | ﹤0.01% |
35,000
+32,800
| +1,491% | +$47.7K |
|
Similar funds
Ken Griffin's Q1 2025 Portfolio in Review
As of Q1 2025, Ken Griffin held 16,069 positions worth $527B, down 8.7% from $578B the previous quarter. Its ten largest holdings account for 32% of the portfolio.
Ken Griffin's Q1 2025 filing shows 1,671 new, 6,327 increased, 6,228 reduced and 1,709 closed positions. Its largest new stake was CMS Energy: 1,417,315 shares worth $106M. The largest sale was State Street SPDR S&P 500 ETF Trust, an estimated $989M.
By sector, the portfolio is most concentrated in Healthcare at 3.2% of assets, up from 3.1% a quarter earlier, followed by Technology and Financials.
- Ken Griffin's largest Q1 2025 buy was CMS Energy: 1,417,315 shares worth $106M.
- Ken Griffin added most to Charles Schwab in Q1 2025, an estimated $1.44B increase.
- Ken Griffin's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $989M.
- Ken Griffin fully exited Walmart Inc in Q1 2025, selling an estimated $462M.
- Ken Griffin's ten largest holdings make up 32% of its $527B portfolio in Q1 2025.
- Ken Griffin opened 1,671 new positions and closed 1,709 in Q1 2025.
- Ken Griffin's portfolio value fell 8.7% quarter-over-quarter to $527B.
Based on Citadel Advisors's 13F filing for Q1 2025, filed 15 May 2025.