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 | |
|---|---|---|---|---|---|---|
6451
Elastic
ESTC
$7.94B
| $1.66M | ﹤0.01% |
33,290
-50,116
| -60% | -$3.08M |
|
|
UNIT
6452
PUT
Uniti Group
UNIT
$2.25B
| $1.66M | ﹤0.01% |
177,400
-18,400
| -9% | -$144K |
|
|
PPHC
6453
Public Policy Holding Co
PPHC
$341M
| $1.66M | ﹤0.01% |
+127,141
| New | +$1.59M |
|
6454
CALL
Aecom
ACM
$8.62B
| $1.66M | ﹤0.01% |
19,600
-11,800
| -38% | -$1.12M |
|
6455
CALL
Amplify Energy
AMPY
$187M
| $1.66M | ﹤0.01% |
266,200
+103,700
| +64% | +$564K |
|
6456
PUT
Idaho Strategic Resources
IDR
$549M
| $1.66M | ﹤0.01% |
51,700
-19,400
| -27% | -$753K |
|
6457
PLDT
PHI
$4.23B
| $1.66M | ﹤0.01% |
78,918
+44,027
| +126% | +$995K |
|
6458
First Trust Consumer Discretionary AlphaDEX Fund
FXD
$273M
| $1.66M | ﹤0.01% |
25,931
+6,545
| +34% | +$448K |
|
6459
First Trust Nasdaq Transportation ETF
FTXR
$1.05B
| $1.66M | ﹤0.01% |
43,501
+20,767
| +91% | +$836K |
|
6460
PUT
BlackLine
BL
$1.63B
| $1.66M | ﹤0.01% |
44,800
+38,900
| +659% | +$1.68M |
|
6461
PUT
InMode
INMD
$870M
| $1.66M | ﹤0.01% |
121,100
-108,900
| -47% | -$1.55M |
|
6462
CALL
ProShares VIX Short-Term Futures ETF
VIXY
$195M
| $1.66M | ﹤0.01% |
48,225
+31,300
| +185% | +$900K |
|
6463
PUT
Charles River Laboratories
CRL
$13.5B
| $1.66M | ﹤0.01% |
9,600
+4,200
| +78% | +$779K |
|
|
HSAI
6464
Hesai Group
HSAI
$2.98B
| $1.66M | ﹤0.01% |
86,582
-685,938
| -89% | -$17.3M |
|
6465
Nu Skin
NUS
$237M
| $1.66M | ﹤0.01% |
+227,385
| New | +$2.06M |
|
|
BMNU
6466
CALL
T-REX 2X Long BMNR Daily Target ETF
BMNU
$234M
| $1.66M | ﹤0.01% |
93,780
+16,640
| +22% | +$533K |
|
6467
Fidelity Small-Mid Multifactor ETF
FSMD
$2.59B
| $1.65M | ﹤0.01% |
36,972
-29,629
| -44% | -$1.36M |
|
|
FIVA
6468
Fidelity International Value Factor ETF
FIVA
$602M
| $1.65M | ﹤0.01% |
+47,476
| New | +$1.71M |
|
|
TIPC
6469
Northern Trust 2045 Inflation-Linked Distributing Ladder ETF
TIPC
| $1.65M | ﹤0.01% |
16,419
-2,651
| -14% | -$268K |
|
6470
Ardagh Metal Packaging
AMBP
$3.02B
| $1.65M | ﹤0.01% |
407,687
-165,438
| -29% | -$733K |
|
|
SCUS
6471
Schwab Ultra-Short Income ETF
SCUS
$249M
| $1.65M | ﹤0.01% |
65,489
+8,147
| +14% | +$205K |
|
6472
CALL
James Hardie Industries
JHX
$18B
| $1.65M | ﹤0.01% |
87,100
-218,400
| -71% | -$4.91M |
|
|
SOLT
6473
CALL
2x Solana ETF
SOLT
$113M
| $1.65M | ﹤0.01% |
36,365
+15,670
| +76% | +$1.3M |
|
|
ETHT
6474
CALL
ProShares Ultra Ether ETF
ETHT
$181M
| $1.65M | ﹤0.01% |
110,000
+11,300
| +11% | +$263K |
|
6475
CALL
Bumble
BMBL
$367M
| $1.65M | ﹤0.01% |
505,400
-246,900
| -33% | -$821K |
|
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.