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 |
iShares Core S&P 500 ETF
IVV
|
+$2.72B |
| 2 |
Meta Platforms (Facebook)
META
|
+$660M |
| 3 |
Micron Technology
MU
|
+$605M |
| 4 |
Mastercard
MA
|
+$497M |
| 5 |
Tesla
TSLA
|
+$495M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$1.33B |
| 2 |
Visa
V
|
+$1.26B |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$1.23B |
| 4 |
Lam Research
LRCX
|
+$699M |
| 5 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$681M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 4.49% |
| 2 | Healthcare | 2.99% |
| 3 | Financials | 2.85% |
| 4 | Industrials | 2.56% |
| 5 | Consumer Discretionary | 2.23% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
4901
Capital Group Short Duration Income ETF
CGSD
$2.44B
| $3.53M | ﹤0.01% |
+136,707
| New | +$3.56M |
|
|
SKYT
4902
PUT
DELISTED
SkyWater Technology
SKYT
| $3.52M | ﹤0.01% |
128,600
-186,900
| -59% | -$5.49M |
|
|
ETH
4903
PUT
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.72B
| $3.52M | ﹤0.01% |
177,400
-143,700
| -45% | -$3.26M |
|
4904
Pacer Trendpilot US Large Cap ETF
PTLC
$3.39B
| $3.52M | ﹤0.01% |
67,079
+55,751
| +492% | +$3.09M |
|
|
PVLA
4905
CALL
Palvella Therapeutics
PVLA
$2.26B
| $3.52M | ﹤0.01% |
+28,200
| New | +$2.94M |
|
4906
CALL
Fortune Brands Innovations
FBIN
$5.83B
| $3.52M | ﹤0.01% |
90,200
+83,500
| +1,246% | +$4.34M |
|
|
MUU
4907
Direxion Daily MU Bull 2X ETF
MUU
$4.38B
| $3.51M | ﹤0.01% |
+583,580
| New | +$5.15M |
|
4908
CALL
Nordson
NDSN
$17.3B
| $3.51M | ﹤0.01% |
13,200
+10,900
| +474% | +$3M |
|
4909
PUT
NEOS Nasdaq 100 High Income ETF
QQQI
$14.1B
| $3.51M | ﹤0.01% |
70,600
+19,600
| +38% | +$1.03M |
|
4910
M/I Homes
MHO
$3.82B
| $3.51M | ﹤0.01% |
28,647
+25,996
| +981% | +$3.5M |
|
|
USAS
4911
Americas Gold and Silver
USAS
$1.7B
| $3.51M | ﹤0.01% |
671,950
+396,399
| +144% | +$2.9M |
|
4912
Xtrackers MSCI All World ex US Hedged Equity ETF
DBAW
$306M
| $3.51M | ﹤0.01% |
+82,142
| New | +$3.56M |
|
|
BCPC
4913
Balchem Corp
BCPC
$5.65B
| $3.51M | ﹤0.01% |
20,688
+10,512
| +103% | +$1.79M |
|
4914
CALL
Kaspi.kz JSC
KSPI
$18.9B
| $3.5M | ﹤0.01% |
47,300
-1,400
| -3% | -$106K |
|
|
VEM
4915
Virtus Emerging Markets Dividend ETF
VEM
$8.21M
| $3.5M | ﹤0.01% |
+146,176
| New | +$3.64M |
|
4916
CALL
Bio-Techne
TECH
$11.2B
| $3.5M | ﹤0.01% |
67,000
+19,600
| +41% | +$1.18M |
|
4917
CALL
Extra Space Storage
EXR
$31B
| $3.5M | ﹤0.01% |
26,700
+7,200
| +37% | +$1.01M |
|
4918
CALL
Box
BOX
$4.48B
| $3.5M | ﹤0.01% |
148,100
-155,900
| -51% | -$3.92M |
|
4919
CALL
Global Ship Lease
GSL
$1.49B
| $3.5M | ﹤0.01% |
94,000
+3,900
| +4% | +$147K |
|
4920
CALL
Upwork
UPWK
$1.08B
| $3.5M | ﹤0.01% |
319,300
+209,600
| +191% | +$3.3M |
|
4921
PUT
Cogent Biosciences
COGT
$6.47B
| $3.5M | ﹤0.01% |
90,900
+11,600
| +15% | +$428K |
|
4922
CALL
ProShares UltraShort Bitcoin ETF
SBIT
$174M
| $3.5M | ﹤0.01% |
61,400
-50,000
| -45% | -$2.61M |
|
4923
Sylvamo
SLVM
$1.53B
| $3.49M | ﹤0.01% |
82,686
+40,316
| +95% | +$1.89M |
|
4924
First Trust Financials AlphaDEX Fund
FXO
$1.15B
| $3.49M | ﹤0.01% |
62,114
+33,069
| +114% | +$1.96M |
|
|
4925
CALL
M/I Homes
MHO
$3.82B
| $3.49M | ﹤0.01% |
28,500
-3,100
| -10% | -$417K |
|
Similar funds
Ken Griffin's Q1 2026 Portfolio in Review
As of Q1 2026, Ken Griffin held 14,860 positions worth $618B, down 7.1% from $666B the previous quarter. Its ten largest holdings account for 22% of the portfolio.
Ken Griffin withdrew a net $19.5B in Q1 2026, closing 2,003 positions and reducing 5,286 holdings. Its most notable exit was CyberArk, an estimated $305M position sold in full.
By sector, the portfolio is most concentrated in Technology at 4.5% of assets, down from 4.9% a quarter earlier, followed by Healthcare and Financials.
Against the trend, Ken Griffin opened a new position in iShares 7-10 Year Treasury Bond ETF worth $327M.
- Ken Griffin's largest Q1 2026 buy was iShares 7-10 Year Treasury Bond ETF: 3,431,225 shares worth $327M.
- Ken Griffin added most to iShares Core S&P 500 ETF in Q1 2026, an estimated $2.72B increase.
- Ken Griffin's biggest Q1 2026 reduction was Amazon, cutting an estimated $1.33B.
- Ken Griffin fully exited CyberArk in Q1 2026, selling an estimated $305M.
- Ken Griffin's ten largest holdings make up 22% of its $618B portfolio in Q1 2026.
- Ken Griffin opened 2,347 new positions and closed 2,003 in Q1 2026.
- Ken Griffin's portfolio value fell 7.1% quarter-over-quarter to $618B.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.