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 | |
|---|---|---|---|---|---|---|
3101
Prestige Consumer Healthcare
PBH
$2.43B
| $10.9M | ﹤0.01% |
183,440
-60,221
| -25% | -$3.91M |
|
3102
John Wiley & Sons Class A
WLY
$2.61B
| $10.9M | ﹤0.01% |
285,132
+80,776
| +40% | +$2.62M |
|
3103
CALL
Cincinnati Financial
CINF
$26.6B
| $10.9M | ﹤0.01% |
69,000
+700
| +1% | +$114K |
|
3104
CRA International
CRAI
$1.06B
| $10.9M | ﹤0.01% |
67,027
+42,079
| +169% | +$7.59M |
|
3105
CALL
Molina Healthcare
MOH
$11.1B
| $10.8M | ﹤0.01% |
81,300
-78,600
| -49% | -$12.5M |
|
3106
PUT
VeriSign
VRSN
$25.7B
| $10.8M | ﹤0.01% |
43,600
+12,000
| +38% | +$2.86M |
|
3107
CALL
Direxion Daily 20+ Year Treasury Bear 3X ETF
TMV
$195M
| $10.8M | ﹤0.01% |
289,500
+46,000
| +19% | +$1.67M |
|
3108
Applied Industrial Technologies
AIT
$13.3B
| $10.8M | ﹤0.01% |
40,707
-188,724
| -82% | -$51.4M |
|
3109
PUT
Toast
TOST
$20.1B
| $10.8M | ﹤0.01% |
407,400
-450,600
| -53% | -$13.4M |
|
3110
CALL
Globe Life
GL
$14.1B
| $10.8M | ﹤0.01% |
77,600
-25,400
| -25% | -$3.59M |
|
3111
Match Group
MTCH
$8.71B
| $10.8M | ﹤0.01% |
351,358
+147,784
| +73% | +$4.61M |
|
|
CEPF
3112
Cantor Equity Partners IV
CEPF
$596M
| $10.8M | ﹤0.01% |
1,058,388
-249,376
| -19% | -$2.58M |
|
3113
ProShares Ultra Bloomberg Crude Oil
UCO
$430M
| $10.8M | ﹤0.01% |
274,108
+156,278
| +133% | +$4.34M |
|
3114
PUT
Gartner
IT
$11.4B
| $10.8M | ﹤0.01% |
68,000
+34,300
| +102% | +$6.31M |
|
3115
National Health Investors
NHI
$3.58B
| $10.8M | ﹤0.01% |
133,124
+96,706
| +266% | +$8.05M |
|
3116
CALL
iShares MSCI China ETF
MCHI
$6.16B
| $10.8M | ﹤0.01% |
191,500
+14,600
| +8% | +$877K |
|
3117
CALL
Invesco Solar ETF
TAN
$1.36B
| $10.7M | ﹤0.01% |
192,900
+25,700
| +15% | +$1.42M |
|
3118
Bilibili
BILI
$7.3B
| $10.7M | ﹤0.01% |
476,116
-54,299
| -10% | -$1.56M |
|
3119
CALL
IAMGOLD
IAG
$10.4B
| $10.7M | ﹤0.01% |
570,500
-285,500
| -33% | -$5.66M |
|
3120
Remitly
RELY
$5.54B
| $10.7M | ﹤0.01% |
685,179
-5,129,805
| -88% | -$75.9M |
|
3121
Navient
NAVI
$860M
| $10.7M | ﹤0.01% |
1,311,220
+197,609
| +18% | +$1.96M |
|
3122
PUT
Century Aluminum
CENX
$4.62B
| $10.7M | ﹤0.01% |
182,700
+79,100
| +76% | +$3.97M |
|
3123
Fidelity Low Duration Bond Factor ETF
FLDR
$1.98B
| $10.7M | ﹤0.01% |
+214,147
| New | +$10.8M |
|
|
AIS
3124
VistaShares Artificial Intelligence Supercycle ETF
AIS
$978M
| $10.7M | ﹤0.01% |
255,618
-26,099
| -9% | -$1.12M |
|
3125
Hess Midstream
HESM
$5.2B
| $10.7M | ﹤0.01% |
275,291
+193,199
| +235% | +$7.16M |
|
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.