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 | |
|---|---|---|---|---|---|---|
9026
CALL
Revvity
RVTY
$12.8B
| $381K | ﹤0.01% |
3,600
| – | – |
|
9027
NLI Holdings
NL
$313M
| $381K | ﹤0.01% |
48,208
-106
| -0.2% | -$789 |
|
9028
Greenfire Resources
GFR
$795M
| $381K | ﹤0.01% |
64,862
-14,904
| -19% | -$92.1K |
|
9029
iShares ESG Advanced Universal USD Bond ETF
EUSB
$710M
| $381K | ﹤0.01% |
8,786
-148,249
| -94% | -$6.36M |
|
9030
CALL
iShares US Oil Equipment & Services ETF
IEZ
$390M
| $380K | ﹤0.01% |
19,500
+6,600
| +51% | +$134K |
|
9031
Old Second Bancorp
OSBC
$1.3B
| $380K | ﹤0.01% |
22,817
-185,912
| -89% | -$3.33M |
|
9032
Innovator International Developed Power Buffer ETF October
IOCT
$169M
| $380K | ﹤0.01% |
12,386
+3,419
| +38% | +$104K |
|
9033
PUT
Defiance R2000 Weekly Distribution ETF
IWMY
$97.3M
| $380K | ﹤0.01% |
14,700
+3,694
| +34% | +$106K |
|
9034
CALL
ProShares Ultra 20+ Year Treasury
UBT
$56.7M
| $380K | ﹤0.01% |
20,900
-8,600
| -29% | -$151K |
|
|
HEES
9035
CALL
DELISTED
H&E Equipment Services
HEES
| $379K | ﹤0.01% |
4,000
-17,200
| -81% | -$1.5M |
|
9036
PUT
MoonLake Immunotherapeutics
MLTX
$1.38B
| $379K | ﹤0.01% |
9,700
-8,000
| -45% | -$345K |
|
9037
Regan Floating Rate MBS ETF
MBSF
$242M
| $379K | ﹤0.01% |
+14,871
| New | +$380K |
|
|
CSF
9038
DELISTED
VictoryShares US Discovery Enhanced Volatility Wtd ETF
CSF
| $378K | ﹤0.01% |
7,342
-36,031
| -83% | -$1.96M |
|
9039
PUT
MBIA
MBI
$249M
| $378K | ﹤0.01% |
76,000
+200
| +0.3% | +$1.24K |
|
9040
CALL
Geron
GERN
$975M
| $378K | ﹤0.01% |
238,000
-14,700
| -6% | -$35.8K |
|
9041
CALL
Titan International
TWI
$416M
| $378K | ﹤0.01% |
45,100
+34,400
| +321% | +$284K |
|
9042
Invesco Taxable Municipal Bond ETF
BAB
$993M
| $378K | ﹤0.01% |
14,182
-21,630
| -60% | -$572K |
|
9043
CALL
Sprout Social
SPT
$602M
| $378K | ﹤0.01% |
17,200
+5,100
| +42% | +$148K |
|
9044
CALL
SFL Corp
SFL
$1.65B
| $378K | ﹤0.01% |
46,100
-700
| -1% | -$6.76K |
|
9045
Onto Innovation
ONTO
$19.3B
| $378K | ﹤0.01% |
3,115
-20,648
| -87% | -$3.48M |
|
9046
CALL
AdvisorShares MSOS 2X Daily ETF
MSOX
$55.8M
| $378K | ﹤0.01% |
95,430
+37,190
| +64% | +$238K |
|
9047
CI&T Inc
CINT
$468M
| $378K | ﹤0.01% |
63,295
+10,350
| +20% | +$69.5K |
|
9048
SELLAS Life Sciences
SLS
$2.68B
| $377K | ﹤0.01% |
349,505
-135,812
| -28% | -$161K |
|
9049
PUT
AbCellera Biologics
ABCL
$3.38B
| $377K | ﹤0.01% |
169,200
-3,000
| -2% | -$8.6K |
|
9050
CALL
West Fraser Timber
WFG
$5.32B
| $377K | ﹤0.01% |
4,900
-5,300
| -52% | -$436K |
|
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.