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 | |
|---|---|---|---|---|---|---|
4176
Commercial Metals
CMC
$8.05B
| $5.42M | ﹤0.01% |
88,270
+51,392
| +139% | +$3.71M |
|
|
INVX
4177
Innovex International
INVX
$2.15B
| $5.42M | ﹤0.01% |
222,294
+180,566
| +433% | +$4.53M |
|
4178
CALL
Academy Sports + Outdoors
ASO
$2.86B
| $5.42M | ﹤0.01% |
96,000
-78,200
| -45% | -$4.45M |
|
4179
Matrix Service
MTRX
$337M
| $5.42M | ﹤0.01% |
472,047
+243,638
| +107% | +$2.9M |
|
4180
Kimbell Royalty Partners
KRP
$1.51B
| $5.42M | ﹤0.01% |
374,495
-408,806
| -52% | -$5.6M |
|
4181
CALL
CenterPoint Energy
CNP
$26.8B
| $5.42M | ﹤0.01% |
125,500
+91,600
| +270% | +$3.78M |
|
4182
Alpha Metallurgical Resources
AMR
$2.14B
| $5.42M | ﹤0.01% |
26,382
+16,022
| +155% | +$3.25M |
|
4183
PUT
Enbridge
ENB
$110B
| $5.41M | ﹤0.01% |
100,000
-115,500
| -54% | -$5.88M |
|
4184
AdvanSix
ASIX
$451M
| $5.41M | ﹤0.01% |
221,864
+182,599
| +465% | +$3.45M |
|
4185
VanEck Intermediate Muni ETF
ITM
$2.13B
| $5.4M | ﹤0.01% |
116,408
+102,727
| +751% | +$4.86M |
|
4186
Schwab Fundamental International Small Company Index ETF
FNDC
$3.17B
| $5.4M | ﹤0.01% |
116,446
-203,953
| -64% | -$9.67M |
|
4187
CALL
Helmerich & Payne
HP
$4.47B
| $5.4M | ﹤0.01% |
149,800
-44,600
| -23% | -$1.52M |
|
|
CEPU
4188
Central Puerto
CEPU
$1.96B
| $5.39M | ﹤0.01% |
320,474
+156,548
| +95% | +$2.48M |
|
4189
PUT
Brown-Forman Class B
BF.B
$12.7B
| $5.39M | ﹤0.01% |
203,900
+102,800
| +102% | +$2.76M |
|
4190
Ocular Therapeutix
OCUL
$2.34B
| $5.39M | ﹤0.01% |
635,922
-1,839,927
| -74% | -$17.5M |
|
4191
PUT
IMAX
IMAX
$2.87B
| $5.39M | ﹤0.01% |
141,700
+28,700
| +25% | +$1.07M |
|
|
MPT
4192
Medical Properties Trust
MPT
$2.42B
| $5.37M | ﹤0.01% |
1,159,334
+956,724
| +472% | +$4.99M |
|
4193
Washington Trust Bancorp
WASH
$767M
| $5.36M | ﹤0.01% |
160,318
+5,768
| +4% | +$190K |
|
4194
PUT
WEC Energy
WEC
$36B
| $5.36M | ﹤0.01% |
46,300
-90,700
| -66% | -$10.2M |
|
4195
CALL
Zeta Global
ZETA
$7.24B
| $5.35M | ﹤0.01% |
335,900
-75,300
| -18% | -$1.39M |
|
4196
PUT
JPMorgan Equity Premium Income ETF
JEPI
$46B
| $5.34M | ﹤0.01% |
94,200
-26,800
| -22% | -$1.56M |
|
4197
PUT
Navios Maritime Partners
NMM
$2.35B
| $5.34M | ﹤0.01% |
79,100
-38,700
| -33% | -$2.41M |
|
4198
Telefônica Brasil
VIV
$18.2B
| $5.34M | ﹤0.01% |
335,353
+121,363
| +57% | +$1.79M |
|
4199
PUT
Comstock Resources
CRK
$3.98B
| $5.33M | ﹤0.01% |
253,000
+25,800
| +11% | +$549K |
|
4200
iShares MSCI Peru and Global Exposure ETF
EPU
$549M
| $5.33M | ﹤0.01% |
+66,059
| New | +$5.58M |
|
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.