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 | |
|---|---|---|---|---|---|---|
|
TOPW
7876
Roundhill Top WeeklyPay ETF
TOPW
$147M
| $892K | ﹤0.01% |
26,852
-4,438
| -14% | -$167K |
|
7877
CALL
Rogers Communications
RCI
$19.1B
| $892K | ﹤0.01% |
23,200
-77,600
| -77% | -$2.96M |
|
7878
Woori Financial
WF
$17.1B
| $892K | ﹤0.01% |
13,387
+3,407
| +34% | +$229K |
|
7879
XPEL
XPEL
$1.32B
| $891K | ﹤0.01% |
20,132
-9,489
| -32% | -$453K |
|
7880
CALL
Aurinia Pharmaceuticals
AUPH
$2.04B
| $891K | ﹤0.01% |
60,100
-26,400
| -31% | -$386K |
|
7881
CALL
AdvanSix
ASIX
$452M
| $891K | ﹤0.01% |
36,500
-39,800
| -52% | -$751K |
|
7882
American Century US Quality Value ETF
VALQ
$340M
| $891K | ﹤0.01% |
+13,697
| New | +$927K |
|
7883
Delek Logistics
DKL
$3.11B
| $890K | ﹤0.01% |
17,889
-30,196
| -63% | -$1.55M |
|
7884
Colony Bankcorp
CBAN
$468M
| $890K | ﹤0.01% |
44,570
-7,380
| -14% | -$144K |
|
|
IMOS
7885
ChipMOS TECHNOLOGIES
IMOS
$2.06B
| $890K | ﹤0.01% |
24,862
+8,594
| +53% | +$324K |
|
7886
Touchstone Strategic Income Opportunities ETF
SIO
$278M
| $890K | ﹤0.01% |
34,707
-14,762
| -30% | -$384K |
|
7887
PUT
Innovative Solutions & Support
ISSC
$358M
| $889K | ﹤0.01% |
43,300
+4,200
| +11% | +$97.4K |
|
7888
CALL
Garrett Motion
GTX
$5.43B
| $889K | ﹤0.01% |
48,900
+31,300
| +178% | +$584K |
|
|
CRWG
7889
PUT
Leverage Shares 2X Long CRWV Daily ETF
CRWG
$157M
| $889K | ﹤0.01% |
37,490
+22,800
| +155% | +$807K |
|
7890
Lightbridge
LTBR
$339M
| $888K | ﹤0.01% |
83,297
+39,455
| +90% | +$548K |
|
|
GRIN
7891
VictoryShares International Free Cash Flow Growth ETF
GRIN
$329M
| $888K | ﹤0.01% |
32,131
+18,452
| +135% | +$536K |
|
7892
iShares 1-5 Year Investment Grade Corporate Bond ETF
IGSB
$23.3B
| $888K | ﹤0.01% |
16,886
-413,178
| -96% | -$21.8M |
|
7893
PUT
SandRidge Energy
SD
$531M
| $887K | ﹤0.01% |
54,400
+27,800
| +105% | +$450K |
|
7894
Gray Television
GTN
$490M
| $887K | ﹤0.01% |
+204,337
| New | +$959K |
|
7895
CALL
iShares US Broker-Dealers & Securities Exchanges ETF
IAI
$1.36B
| $887K | ﹤0.01% |
5,400
+1,100
| +26% | +$192K |
|
|
CSW
7896
CALL
CSW Industrials
CSW
$5.72B
| $886K | ﹤0.01% |
3,400
+500
| +17% | +$145K |
|
7897
CALL
Krispy Kreme
DNUT
$536M
| $886K | ﹤0.01% |
261,300
-197,300
| -43% | -$681K |
|
7898
PUT
Popular Inc
BPOP
$11.2B
| $886K | ﹤0.01% |
6,600
+3,600
| +120% | +$483K |
|
7899
PUT
SEALSQ Corp
LAES
$568M
| $885K | ﹤0.01% |
337,900
-40,900
| -11% | -$160K |
|
7900
908 Devices
MASS
$414M
| $885K | ﹤0.01% |
144,547
-119,826
| -45% | -$751K |
|
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.