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 | |
|---|---|---|---|---|---|---|
3076
CALL
IQVIA
IQV
$39B
| $11.1M | ﹤0.01% |
64,800
+45,000
| +227% | +$8.78M |
|
3077
Direxion Daily AMZN Bull 2X ETF
AMZU
$309M
| $11M | ﹤0.01% |
411,314
+266,202
| +183% | +$8.3M |
|
3078
Masco
MAS
$14.7B
| $11M | ﹤0.01% |
182,769
-119,086
| -39% | -$8.05M |
|
3079
Bread Financial
BFH
$4.58B
| $11M | ﹤0.01% |
+147,248
| New | +$10.8M |
|
3080
PUT
Shift4
FOUR
$3.58B
| $11M | ﹤0.01% |
252,000
+45,600
| +22% | +$2.52M |
|
3081
CALL
Par Pacific Holdings
PARR
$4.02B
| $11M | ﹤0.01% |
175,900
+28,800
| +20% | +$1.29M |
|
|
LSVD
3082
LSV Disciplined Value ETF
LSVD
$674M
| $11M | ﹤0.01% |
+375,903
| New | +$11.4M |
|
3083
CALL
Nice
NICE
$5.99B
| $11M | ﹤0.01% |
99,800
-672,800
| -87% | -$76.8M |
|
3084
DoubleLine Mortgage ETF
DMBS
$703M
| $11M | ﹤0.01% |
+222,753
| New | +$11.1M |
|
3085
PUT
CRH
CRH
$64.6B
| $11M | ﹤0.01% |
104,500
-66,200
| -39% | -$7.78M |
|
3086
CALL
NextNav
NN
$3.36B
| $11M | ﹤0.01% |
685,600
+19,400
| +3% | +$314K |
|
3087
PUT
Sharplink Inc
SBET
$1.36B
| $11M | ﹤0.01% |
1,702,600
-702,500
| -29% | -$5.69M |
|
3088
CALL
Century Aluminum
CENX
$4.62B
| $11M | ﹤0.01% |
186,900
+35,700
| +24% | +$1.79M |
|
3089
PUT
Advance Auto Parts
AAP
$3.41B
| $10.9M | ﹤0.01% |
207,500
-236,300
| -53% | -$11.8M |
|
3090
CALL
iShares Russell 1000 Value ETF
IWD
$84.2B
| $10.9M | ﹤0.01% |
51,200
-12,700
| -20% | -$2.78M |
|
|
ARR
3091
Armour Residential REIT
ARR
$2.37B
| $10.9M | ﹤0.01% |
655,782
+256,900
| +64% | +$4.54M |
|
3092
State Street Blackstone Senior Loan ETF
SRLN
$5.37B
| $10.9M | ﹤0.01% |
272,389
-103,283
| -27% | -$4.19M |
|
3093
Boyd Gaming
BYD
$6.11B
| $10.9M | ﹤0.01% |
132,891
+105,722
| +389% | +$8.88M |
|
3094
Viking Holdings
VIK
$43.7B
| $10.9M | ﹤0.01% |
148,496
-111,390
| -43% | -$8.14M |
|
3095
Teekay
TK
$1.09B
| $10.9M | ﹤0.01% |
893,570
+445,115
| +99% | +$4.91M |
|
3096
Lakeland Financial Corp
LKFN
$1.55B
| $10.9M | ﹤0.01% |
189,875
+107,730
| +131% | +$6.32M |
|
3097
PUT
Ero Copper
ERO
$3.53B
| $10.9M | ﹤0.01% |
408,100
+254,200
| +165% | +$7.64M |
|
3098
iShares US Treasury Bond ETF
GOVT
$43.7B
| $10.9M | ﹤0.01% |
+474,791
| New | +$10.9M |
|
3099
PUT
Keurig Dr Pepper
KDP
$42.8B
| $10.9M | ﹤0.01% |
413,100
-925,400
| -69% | -$25.9M |
|
3100
Edison International
EIX
$27.5B
| $10.9M | ﹤0.01% |
148,632
-1,161,814
| -89% | -$78.3M |
|
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.