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 | |
|---|---|---|---|---|---|---|
576
CALL
Agnico Eagle Mines
AEM
$91.3B
| $152M | 0.02% |
751,300
-13,300
| -2% | -$2.77M |
|
577
TPG
TPG
$8.22B
| $152M | 0.02% |
3,760,545
+663,170
| +21% | +$34M |
|
578
PUT
Chipotle Mexican Grill
CMG
$42.1B
| $152M | 0.02% |
4,758,500
-404,400
| -8% | -$15M |
|
579
Strategy Inc
MSTR
$38.5B
| $152M | 0.02% |
1,219,979
+505,618
| +71% | +$72.3M |
|
580
PUT
Accenture
ACN
$113B
| $152M | 0.02% |
767,600
-105,500
| -12% | -$24.6M |
|
581
CALL
Roblox
RBLX
$25.9B
| $152M | 0.02% |
2,690,100
-1,761,900
| -40% | -$118M |
|
582
CALL
Albemarle
ALB
$15.6B
| $152M | 0.02% |
847,400
-3,038,600
| -78% | -$519M |
|
583
Hershey
HSY
$37.4B
| $152M | 0.02% |
729,883
-299,848
| -29% | -$63.2M |
|
584
Vertex Pharmaceuticals
VRTX
$133B
| $152M | 0.02% |
339,298
-87,762
| -21% | -$40.9M |
|
585
CALL
iShares Gold Trust
IAU
$64.8B
| $151M | 0.02% |
1,718,300
-324,300
| -16% | -$29.7M |
|
586
American Tower
AMT
$80.2B
| $151M | 0.02% |
876,763
-222,898
| -20% | -$40.1M |
|
587
Walmart Inc
WMT
$917B
| $151M | 0.02% |
1,216,725
-3,120,852
| -72% | -$383M |
|
588
PUT
Moderna
MRNA
$25.6B
| $151M | 0.02% |
2,973,600
-1,485,600
| -33% | -$69.3M |
|
589
VanEck Gold Miners ETF
GDX
$27B
| $151M | 0.02% |
1,645,729
-1,943,809
| -54% | -$192M |
|
590
GE Vernova
GEV
$275B
| $151M | 0.02% |
172,991
+15,396
| +10% | +$12M |
|
591
Verizon
VZ
$197B
| $151M | 0.02% |
3,002,263
-345,706
| -10% | -$16M |
|
592
CALL
Cameco
CCJ
$43.1B
| $149M | 0.02% |
1,372,200
-1,835,900
| -57% | -$210M |
|
593
Evergy
EVRG
$19.2B
| $149M | 0.02% |
1,813,026
+902,897
| +99% | +$71.4M |
|
594
Intuit
INTU
$94.6B
| $148M | 0.02% |
342,520
-84,074
| -20% | -$40.1M |
|
595
Clorox
CLX
$12.9B
| $148M | 0.02% |
1,426,468
-2,816
| -0.2% | -$319K |
|
596
PUT
Unity
U
$19.8B
| $148M | 0.02% |
6,728,400
+3,937,600
| +141% | +$109M |
|
597
Jabil
JBL
$38.9B
| $147M | 0.02% |
553,316
+417,796
| +308% | +$105M |
|
598
CALL
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$23.6B
| $147M | 0.02% |
1,347,200
+125,700
| +10% | +$14.7M |
|
599
CALL
Royal Caribbean
RCL
$83.2B
| $146M | 0.02% |
531,800
+37,500
| +8% | +$11.2M |
|
600
AutoZone
AZO
$50.5B
| $146M | 0.02% |
43,132
+15,615
| +57% | +$56M |
|
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.