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 | |
|---|---|---|---|---|---|---|
2826
CALL
Warner Music
WMG
$13.4B
| $10M | ﹤0.01% |
319,800
+110,300
| +53% | +$3.58M |
|
2827
TriNet
TNET
$3.16B
| $10M | ﹤0.01% |
126,380
+11,435
| +10% | +$950K |
|
2828
PUT
Deutsche Bank
DB
$72.5B
| $10M | ﹤0.01% |
420,200
+182,400
| +77% | +$3.83M |
|
2829
PUT
Axcelis
ACLS
$4.33B
| $9.97M | ﹤0.01% |
200,800
+48,600
| +32% | +$3.07M |
|
2830
PUT
United States Natural Gas Fund
UNG
$487M
| $9.96M | ﹤0.01% |
461,125
+106,175
| +30% | +$2.09M |
|
2831
Hannon Armstrong Sustainable Infrastructure Capital
HASI
$5.41B
| $9.96M | ﹤0.01% |
340,535
-22,894
| -6% | -$648K |
|
2832
Bumble
BMBL
$358M
| $9.94M | ﹤0.01% |
2,289,955
-261,149
| -10% | -$1.7M |
|
|
EXAS
2833
DELISTED
Exact Sciences
EXAS
| $9.92M | ﹤0.01% |
229,054
-39,590
| -15% | -$2M |
|
2834
Cabot Corp
CBT
$4.54B
| $9.91M | ﹤0.01% |
119,252
-33,986
| -22% | -$2.93M |
|
2835
Itron
ITRI
$4.45B
| $9.91M | ﹤0.01% |
94,578
+80,882
| +591% | +$8.47M |
|
2836
PUT
Autoliv
ALV
$8.94B
| $9.91M | ﹤0.01% |
112,000
+85,400
| +321% | +$8.13M |
|
2837
CALL
Nexstar Media Group
NXST
$5.84B
| $9.89M | ﹤0.01% |
55,200
+44,000
| +393% | +$7.12M |
|
2838
PUT
Jefferies Financial Group
JEF
$12.7B
| $9.84M | ﹤0.01% |
183,700
+45,700
| +33% | +$3.1M |
|
2839
CALL
iShares MSCI Japan ETF
EWJ
$23.2B
| $9.84M | ﹤0.01% |
143,500
-1,282,500
| -90% | -$88.2M |
|
2840
CALL
Cooper Companies
COO
$14.9B
| $9.84M | ﹤0.01% |
116,600
+109,700
| +1,590% | +$9.83M |
|
2841
PUT
HEICO Corp
HEI
$52.4B
| $9.83M | ﹤0.01% |
36,800
+400
| +1% | +$97.4K |
|
2842
CALL
Applied Digital
APLD
$8.98B
| $9.82M | ﹤0.01% |
1,747,800
-380,800
| -18% | -$2.99M |
|
|
KKR.PRD
2843
KKR & Co 6.25% Series D Preferred Stock
KKR.PRD
$2.51B
| – | – |
0
| – | – |
|
2844
CALL
Clean Harbors
CLH
$17B
| $9.82M | ﹤0.01% |
49,800
+27,900
| +127% | +$6.11M |
|
2845
Petrobras
PBR
$115B
| $9.81M | ﹤0.01% |
684,150
+541,953
| +381% | +$7.47M |
|
|
VSXY
2846
PUT
Victoria's Secret
VSXY
$7.08B
| $9.81M | ﹤0.01% |
527,900
+215,800
| +69% | +$6.35M |
|
2847
PUT
MasTec
MTZ
$23.9B
| $9.8M | ﹤0.01% |
84,000
-10,900
| -11% | -$1.47M |
|
2848
CALL
Macy's
M
$6.16B
| $9.77M | ﹤0.01% |
778,200
-2,395,300
| -75% | -$34.8M |
|
2849
Axsome Therapeutics
AXSM
$11.2B
| $9.77M | ﹤0.01% |
83,786
-411,603
| -83% | -$46.9M |
|
2850
Amylyx Pharmaceuticals
AMLX
$2.41B
| $9.76M | ﹤0.01% |
2,757,776
+787,072
| +40% | +$2.8M |
|
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.