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 | |
|---|---|---|---|---|---|---|
1726
Casey's General Stores
CASY
$31.7B
| $33.3M | 0.01% |
45,801
-375,516
| -89% | -$245M |
|
1727
Symbotic
SYM
$5.47B
| $33.3M | 0.01% |
626,465
-205,544
| -25% | -$11.8M |
|
1728
CALL
VanEck Oil Services ETF
OIH
$1.97B
| $33.3M | 0.01% |
82,400
+22,600
| +38% | +$8.27M |
|
1729
PUT
Molina Healthcare
MOH
$10.9B
| $33.3M | 0.01% |
249,700
+70,200
| +39% | +$11.2M |
|
1730
Matsons
MATX
$6.47B
| $33.3M | 0.01% |
203,005
-36,745
| -15% | -$5.72M |
|
1731
Murphy Oil
MUR
$4.97B
| $33.2M | 0.01% |
805,144
+167,813
| +26% | +$5.68M |
|
1732
CALL
Franco-Nevada
FNV
$45.2B
| $33.2M | 0.01% |
134,400
+13,700
| +11% | +$3.39M |
|
1733
CALL
NextDecade
NEXT
$1.84B
| $33.2M | 0.01% |
4,333,900
+3,419,500
| +374% | +$19.4M |
|
1734
Kodiak Sciences
KOD
$2.44B
| $33.2M | 0.01% |
870,788
+580,309
| +200% | +$15M |
|
1735
PUT
International Paper
IP
$21.6B
| $33.2M | 0.01% |
928,800
+287,700
| +45% | +$12M |
|
1736
Astera Labs
ALAB
$56.2B
| $33.2M | 0.01% |
302,531
+179,486
| +146% | +$25.6M |
|
1737
Las Vegas Sands
LVS
$29.7B
| $33.1M | 0.01% |
614,949
-2,753,473
| -82% | -$157M |
|
1738
CALL
Direxion Daily Regional Banks Bull 3X ETF
DPST
$412M
| $33.1M | 0.01% |
342,400
+48,400
| +16% | +$5.38M |
|
1739
PUT
Rockwell Automation
ROK
$49.5B
| $33M | 0.01% |
92,000
-12,100
| -12% | -$4.77M |
|
|
BCAX
1740
Bicara Therapeutics
BCAX
$1.57B
| $33M | 0.01% |
1,659,342
+887,084
| +115% | +$15.3M |
|
|
WHR.PRA
1741
Whirlpool Corp 8.50% Series A Preferred Stock
WHR.PRA
| $32.9M | 0.01% |
+800,000
| New | +$34.2M |
|
1742
PUT
Okta
OKTA
$26.6B
| $32.9M | 0.01% |
418,400
-421,000
| -50% | -$34.9M |
|
1743
CALL
CSX Corp
CSX
$93.4B
| $32.9M | 0.01% |
801,400
-113,000
| -12% | -$4.43M |
|
1744
Redwire
RDW
$3.37B
| $32.9M | 0.01% |
3,868,882
+1,660,718
| +75% | +$16.3M |
|
1745
CALL
JPMorgan Equity Premium Income ETF
JEPI
$46.2B
| $32.8M | 0.01% |
579,000
+67,800
| +13% | +$3.94M |
|
1746
PUT
NXP Semiconductors
NXPI
$58.6B
| $32.8M | 0.01% |
166,700
-147,500
| -47% | -$32.7M |
|
1747
MGIC Investment
MTG
$6.35B
| $32.7M | 0.01% |
1,246,269
+295,524
| +31% | +$7.9M |
|
1748
Amcor
AMCR
$21.2B
| $32.7M | 0.01% |
822,021
+638,005
| +347% | +$28.2M |
|
1749
CALL
iShares MSCI Canada ETF
EWC
$6.57B
| $32.6M | 0.01% |
595,700
+123,000
| +26% | +$6.83M |
|
1750
Albemarle
ALB
$15.7B
| $32.6M | 0.01% |
181,725
-253,147
| -58% | -$43.2M |
|
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.