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 | |
|---|---|---|---|---|---|---|
3151
PUT
Nasdaq
NDAQ
$54.2B
| $10.5M | ﹤0.01% |
123,600
+27,800
| +29% | +$2.49M |
|
3152
CALL
Papa John's
PZZA
$799M
| $10.5M | ﹤0.01% |
323,700
-78,500
| -20% | -$2.73M |
|
3153
Camping World
CWH
$662M
| $10.5M | ﹤0.01% |
1,533,451
+122,466
| +9% | +$1.26M |
|
3154
CALL
Hasbro
HAS
$13.6B
| $10.5M | ﹤0.01% |
111,800
+68,900
| +161% | +$6.43M |
|
3155
Precigen
PGEN
$2.18B
| $10.5M | ﹤0.01% |
2,702,383
-547,301
| -17% | -$2.25M |
|
3156
CALL
GitLab
GTLB
$7.2B
| $10.5M | ﹤0.01% |
483,200
+7,000
| +1% | +$204K |
|
3157
Seaboard Corp
SEB
$4.18B
| $10.4M | ﹤0.01% |
1,848
+742
| +67% | +$3.72M |
|
|
TGB
3158
Trekor Metals
TGB
$3.06B
| $10.4M | ﹤0.01% |
1,617,980
-600,774
| -27% | -$4.36M |
|
3159
Hartford Multifactor Developed Markets ex-US ETF
RODM
$1.66B
| $10.4M | ﹤0.01% |
264,683
+236,589
| +842% | +$9.24M |
|
3160
PUT
Alamos Gold
AGI
$14B
| $10.4M | ﹤0.01% |
234,800
-350,700
| -60% | -$15.5M |
|
3161
CALL
Royalty Pharma
RPRX
$26.1B
| $10.4M | ﹤0.01% |
217,300
+167,800
| +339% | +$7.35M |
|
|
GRAL
3162
CALL
GRAIL Inc
GRAL
$3.03B
| $10.4M | ﹤0.01% |
201,700
+50,740
| +34% | +$3.93M |
|
3163
Columbia Diversified Fixed Income Allocation ETF
DIAL
$388M
| $10.4M | ﹤0.01% |
+575,501
| New | +$10.6M |
|
3164
CALL
Direxion Daily Homebuilders & Supplies Bull 3X ETF
NAIL
$581M
| $10.4M | ﹤0.01% |
274,100
-52,400
| -16% | -$3.03M |
|
|
KLAR
3165
Klarna Group
KLAR
$7.86B
| $10.4M | ﹤0.01% |
+794,045
| New | +$15.7M |
|
3166
Assured Guaranty
AGO
$3.38B
| $10.4M | ﹤0.01% |
127,366
-19,469
| -13% | -$1.66M |
|
3167
PUT
Arthur J. Gallagher & Co
AJG
$64.4B
| $10.4M | ﹤0.01% |
47,900
-9,300
| -16% | -$2.15M |
|
3168
CALL
Ramaco Resources Class A
METC
$777M
| $10.4M | ﹤0.01% |
671,000
+60,200
| +10% | +$1.07M |
|
3169
CALL
Ovintiv
OVV
$17.4B
| $10.4M | ﹤0.01% |
174,700
-55,800
| -24% | -$2.69M |
|
3170
PUT
Illumina
ILMN
$28.8B
| $10.4M | ﹤0.01% |
84,100
-49,200
| -37% | -$6.46M |
|
3171
CALL
State Street SPDR Portfolio S&P 500 Growth ETF
SPYG
$55.3B
| $10.3M | ﹤0.01% |
105,700
+54,700
| +107% | +$5.7M |
|
3172
First Trust Long Duration Opportunities ETF
LGOV
$622M
| $10.3M | ﹤0.01% |
479,638
+445,385
| +1,300% | +$9.75M |
|
3173
PUT
Sanofi
SNY
$105B
| $10.3M | ﹤0.01% |
214,600
-186,600
| -47% | -$8.7M |
|
|
ANDG
3174
Andersen Group
ANDG
$5.52B
| $10.3M | ﹤0.01% |
380,034
+7,893
| +2% | +$184K |
|
3175
RXO
RXO
$3.88B
| $10.3M | ﹤0.01% |
706,497
+232,422
| +49% | +$3.41M |
|
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.