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 |
Boeing
BA
|
+$830M |
| 2 |
UnitedHealth
UNH
|
+$769M |
| 3 |
Arthur J. Gallagher & Co
AJG
|
+$691M |
| 4 |
Amazon
AMZN
|
+$654M |
| 5 |
Bank of America
BAC
|
+$634M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$1.23B |
| 2 |
NVIDIA
NVDA
|
+$550M |
| 3 |
Spotify
SPOT
|
+$473M |
| 4 |
Citigroup
C
|
+$460M |
| 5 |
Boston Scientific
BSX
|
+$428M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 3.13% |
| 2 | Technology | 2.97% |
| 3 | Financials | 2.19% |
| 4 | Consumer Discretionary | 2.09% |
| 5 | Industrials | 1.9% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
4376
PUT
MarketAxess Holdings
MKTX
$5.72B
| $3.82M | ﹤0.01% |
16,900
+1,600
| +10% | +$421K |
|
4377
Greif
GEF
$4.97B
| $3.82M | ﹤0.01% |
62,501
+13,297
| +27% | +$868K |
|
4378
CALL
Casella Waste Systems
CWST
$5.77B
| $3.82M | ﹤0.01% |
36,100
+21,900
| +154% | +$2.31M |
|
4379
Leonardo DRS
DRS
$12.2B
| $3.82M | ﹤0.01% |
118,203
+113,677
| +2,512% | +$3.69M |
|
4380
State Street SPDR Portfolio S&P 400 Mid Cap ETF
SPMD
$19.1B
| $3.81M | ﹤0.01% |
69,734
+23,052
| +49% | +$1.3M |
|
4381
PUT
Virgin Galactic
SPCE
$503M
| $3.81M | ﹤0.01% |
648,170
+45,660
| +8% | +$304K |
|
4382
CALL
Dentsply Sirona
XRAY
$2.31B
| $3.81M | ﹤0.01% |
200,800
-29,800
| -13% | -$630K |
|
4383
PUT
iShares US Oil & Gas Exploration & Production ETF
IEO
$595M
| $3.81M | ﹤0.01% |
42,500
+28,200
| +197% | +$2.65M |
|
4384
CALL
SEI Investments
SEIC
$12.8B
| $3.8M | ﹤0.01% |
46,100
+9,100
| +25% | +$714K |
|
4385
Ambev
ABEV
$43.2B
| $3.8M | ﹤0.01% |
+2,053,900
| New | +$4.54M |
|
4386
Dave Inc
DAVE
$4.27B
| $3.8M | ﹤0.01% |
43,696
-99,007
| -69% | -$6.63M |
|
4387
Alpha and Omega Semiconductor
AOSL
$931M
| $3.8M | ﹤0.01% |
102,536
+85,753
| +511% | +$3.2M |
|
4388
Solid Biosciences
SLDB
$986M
| $3.79M | ﹤0.01% |
948,418
+27,960
| +3% | +$154K |
|
4389
MGE Energy Inc
MGEE
$3.09B
| $3.79M | ﹤0.01% |
40,356
-131
| -0.3% | -$12.7K |
|
4390
PUT
GeneDx Holdings
WGS
$2.33B
| $3.79M | ﹤0.01% |
49,300
-7,300
| -13% | -$510K |
|
4391
CALL
Mid-America Apartment Communities
MAA
$15.5B
| $3.79M | ﹤0.01% |
24,500
-109,300
| -82% | -$17.1M |
|
|
ML
4392
PUT
DELISTED
MoneyLion Inc.
ML
| $3.78M | ﹤0.01% |
44,000
+38,000
| +633% | +$2.56M |
|
4393
Qfin Holdings
QFIN
$1.49B
| $3.78M | ﹤0.01% |
98,603
-31,767
| -24% | -$1.1M |
|
4394
PUT
Meritage Homes
MTH
$4.76B
| $3.78M | ﹤0.01% |
49,200
+6,200
| +14% | +$566K |
|
4395
PUT
HealthEquity
HQY
$8.76B
| $3.78M | ﹤0.01% |
39,400
+23,200
| +143% | +$2.16M |
|
4396
PUT
Vanguard Tax-Exempt Bond Index Fund
VTEB
$46B
| $3.78M | ﹤0.01% |
75,400
+21,600
| +40% | +$1.09M |
|
4397
PUT
Immunovant
IMVT
$8.64B
| $3.78M | ﹤0.01% |
152,500
+53,800
| +55% | +$1.53M |
|
4398
PUT
BRC Group Holdings
RILY
$299M
| $3.78M | ﹤0.01% |
822,900
-617,900
| -43% | -$3.22M |
|
4399
CALL
Krystal Biotech
KRYS
$9.83B
| $3.78M | ﹤0.01% |
24,100
-22,200
| -48% | -$3.94M |
|
4400
CALL
Fox Class A
FOXA
$29B
| $3.77M | ﹤0.01% |
77,700
-103,000
| -57% | -$4.64M |
|
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Ken Griffin's Q4 2024 Portfolio in Review
As of Q4 2024, Ken Griffin held 15,826 positions worth $578B, up 11% from $518B the previous quarter. Its ten largest holdings account for 31% of the portfolio.
Ken Griffin deployed $35.2B of net new capital in Q4 2024, opening 1,745 new positions and adding to 6,428 existing holdings. Its largest new stake was Zoetis: 1,090,499 shares worth $178M.
By sector, the portfolio is most concentrated in Healthcare at 3.1% of assets, up from 2.9% a quarter earlier, followed by Technology and Financials.
On the sell side, the largest reduction was State Street SPDR S&P 500 ETF Trust, an estimated $1.23B trimmed.
- Ken Griffin's largest Q4 2024 buy was Zoetis: 1,090,499 shares worth $178M.
- Ken Griffin added most to Boeing in Q4 2024, an estimated $830M increase.
- Ken Griffin's biggest Q4 2024 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $1.23B.
- Ken Griffin fully exited Spotify in Q4 2024, selling an estimated $473M.
- Ken Griffin's ten largest holdings make up 31% of its $578B portfolio in Q4 2024.
- Ken Griffin opened 1,745 new positions and closed 1,423 in Q4 2024.
- Ken Griffin's portfolio value rose 11% quarter-over-quarter to $578B.
Based on Citadel Advisors's 13F filing for Q4 2024, filed 14 Feb 2025.