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 | |
|---|---|---|---|---|---|---|
6626
InMode
INMD
$875M
| $1.53M | ﹤0.01% |
111,805
-117,260
| -51% | -$1.67M |
|
6627
CALL
TransUnion
TRU
$15.7B
| $1.53M | ﹤0.01% |
22,100
-242,600
| -92% | -$18.6M |
|
6628
CALL
Richtech Robotics
RR
$385M
| $1.53M | ﹤0.01% |
731,200
-28,100
| -4% | -$86.4K |
|
6629
CALL
APi Group
APG
$18.8B
| $1.53M | ﹤0.01% |
37,700
-20,400
| -35% | -$865K |
|
|
EMKT
6630
Lazard Emerging Markets Opportunities ETF
EMKT
$175M
| $1.53M | ﹤0.01% |
59,185
+1,568
| +3% | +$42.2K |
|
6631
CALL
Gildan
GIL
$10.5B
| $1.53M | ﹤0.01% |
27,440
+9,540
| +53% | +$617K |
|
6632
PUT
Axcelis
ACLS
$4.39B
| $1.53M | ﹤0.01% |
16,400
-9,100
| -36% | -$806K |
|
6633
PUT
Omega Healthcare
OHI
$13.9B
| $1.52M | ﹤0.01% |
34,800
-71,300
| -67% | -$3.25M |
|
6634
CALL
CubeSmart
CUBE
$9.43B
| $1.52M | ﹤0.01% |
41,600
+16,600
| +66% | +$637K |
|
|
NB
6635
PUT
NioCorp Developments
NB
$748M
| $1.52M | ﹤0.01% |
341,700
+20,900
| +7% | +$120K |
|
6636
M-tron Industries
MPTI
$369M
| $1.52M | ﹤0.01% |
22,755
+10,216
| +81% | +$652K |
|
6637
Hawkins
HWKN
$2.69B
| $1.52M | ﹤0.01% |
9,901
+8,277
| +510% | +$1.21M |
|
6638
iShares MSCI Intl Quality Factor ETF
IQLT
$14.3B
| $1.52M | ﹤0.01% |
32,875
-196,792
| -86% | -$9.31M |
|
6639
Goldman Sachs ActiveBeta US Large Cap Equity ETF
GSLC
$16.1B
| $1.52M | ﹤0.01% |
12,145
-160
| -1% | -$21K |
|
6640
CryoPort
CYRX
$766M
| $1.52M | ﹤0.01% |
183,178
-49,182
| -21% | -$444K |
|
6641
First Trust Developed Markets ex-US Small Cap AlphaDEX Fund
FDTS
$14.1M
| $1.52M | ﹤0.01% |
23,440
+6,858
| +41% | +$449K |
|
6642
Center Bancorp
CNOB
$1.8B
| $1.51M | ﹤0.01% |
56,588
+8,082
| +17% | +$217K |
|
6643
PUT
Perimeter Solutions
PRM
$5.58B
| $1.51M | ﹤0.01% |
62,000
+36,200
| +140% | +$924K |
|
6644
PUT
H&R Block
HRB
$6.71B
| $1.51M | ﹤0.01% |
47,700
+1,900
| +4% | +$66.2K |
|
|
MIAX
6645
CALL
Miami International Holdings
MIAX
$4.35B
| $1.51M | ﹤0.01% |
38,900
| – | – |
|
6646
iShares JPMorgan EM Local Currency Bond ETF
LEMB
$723M
| $1.51M | ﹤0.01% |
37,103
+18,024
| +94% | +$756K |
|
6647
PUT
PACCAR
PCAR
$68.7B
| $1.51M | ﹤0.01% |
13,100
-74,300
| -85% | -$8.98M |
|
6648
CALL
Rithm Capital
RITM
$5.79B
| $1.51M | ﹤0.01% |
159,600
-77,500
| -33% | -$811K |
|
|
TPC
6649
PUT
Tutor Perini Cor
TPC
$4.99B
| $1.51M | ﹤0.01% |
19,600
-1,400
| -7% | -$107K |
|
6650
CALL
Deluxe
DLX
$1.12B
| $1.51M | ﹤0.01% |
54,900
+17,000
| +45% | +$445K |
|
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.