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 | |
|---|---|---|---|---|---|---|
2751
ProShares Ultra VIX Short-Term Futures ETF
UVXY
$273M
| $13.9M | ﹤0.01% |
+265,215
| New | +$11M |
|
2752
Toast
TOST
$20.1B
| $13.9M | ﹤0.01% |
522,975
+457,546
| +699% | +$13.7M |
|
2753
Acadia Pharmaceuticals
ACAD
$4.87B
| $13.9M | ﹤0.01% |
622,760
-744,699
| -54% | -$17.8M |
|
2754
Construction Partners
ROAD
$6.9B
| $13.8M | ﹤0.01% |
124,471
+45,801
| +58% | +$5.49M |
|
2755
PUT
Quantum Computing Inc
QUBT
$2.04B
| $13.8M | ﹤0.01% |
2,018,900
-168,200
| -8% | -$1.54M |
|
2756
PUT
Prologis
PLD
$134B
| $13.8M | ﹤0.01% |
104,600
-205,800
| -66% | -$27.5M |
|
2757
PUT
United States Natural Gas Fund
UNG
$487M
| $13.8M | ﹤0.01% |
1,177,600
-190,375
| -14% | -$2.35M |
|
2758
CALL
SEALSQ Corp
LAES
$671M
| $13.8M | ﹤0.01% |
5,271,000
+83,400
| +2% | +$326K |
|
2759
iShares International Select Dividend ETF
IDV
$8.59B
| $13.8M | ﹤0.01% |
324,363
+314,104
| +3,062% | +$13.2M |
|
2760
iShares Intermediate Government/Credit Bond ETF
GVI
$3.8B
| $13.8M | ﹤0.01% |
129,389
+91,627
| +243% | +$9.83M |
|
|
CTRA
2761
PUT
DELISTED
Coterra Energy
CTRA
| $13.8M | ﹤0.01% |
392,400
-134,200
| -25% | -$4.03M |
|
2762
CALL
Corteva
CTVA
$51.2B
| $13.8M | ﹤0.01% |
164,600
+51,800
| +46% | +$3.9M |
|
2763
PUT
A.O. Smith
AOS
$8.45B
| $13.8M | ﹤0.01% |
208,900
+19,400
| +10% | +$1.4M |
|
2764
CALL
Appian
APPN
$2.54B
| $13.8M | ﹤0.01% |
571,200
+533,700
| +1,423% | +$14.5M |
|
2765
Cooper Companies
COO
$14.9B
| $13.8M | ﹤0.01% |
192,525
+136,574
| +244% | +$10.8M |
|
|
ETOR
2766
eToro Group
ETOR
$2.27B
| $13.8M | ﹤0.01% |
458,194
+8,111
| +2% | +$248K |
|
2767
Avnet
AVT
$7.86B
| $13.7M | ﹤0.01% |
222,793
-50,029
| -18% | -$2.98M |
|
2768
VanEck Uranium + Nuclear Energy ETF
NLR
$4.18B
| $13.7M | ﹤0.01% |
103,018
+101,078
| +5,210% | +$14.4M |
|
2769
Vertex
VERX
$2.06B
| $13.7M | ﹤0.01% |
1,152,609
+177,212
| +18% | +$2.76M |
|
2770
PUT
Crown Castle
CCI
$32.3B
| $13.7M | ﹤0.01% |
168,400
-31,300
| -16% | -$2.69M |
|
2771
RH
RH
$3.44B
| $13.7M | ﹤0.01% |
97,891
-98,314
| -50% | -$17.9M |
|
2772
Wendy's
WEN
$1.65B
| $13.7M | ﹤0.01% |
1,967,845
+695,461
| +55% | +$5.35M |
|
2773
Centrus Energy
LEU
$3.79B
| $13.7M | ﹤0.01% |
78,751
-8,000
| -9% | -$1.93M |
|
2774
PUT
Emerson Electric
EMR
$91B
| $13.7M | ﹤0.01% |
104,300
-136,700
| -57% | -$19.7M |
|
2775
PUT
Direxion Daily Homebuilders & Supplies Bull 3X ETF
NAIL
$581M
| $13.7M | ﹤0.01% |
359,900
+91,100
| +34% | +$5.27M |
|
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.