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 | |
|---|---|---|---|---|---|---|
|
LTM
7751
CALL
LATAM Airlines Group S.A.
LTM
$15.2B
| $939K | ﹤0.01% |
19,000
-74,300
| -80% | -$4.2M |
|
7752
NovoCure
NVCR
$2.04B
| $939K | ﹤0.01% |
86,136
-589,695
| -87% | -$7.37M |
|
7753
CALL
AdvisorShares MSOS 2X Daily ETF
MSOX
$57.6M
| $938K | ﹤0.01% |
436,455
+10,690
| +3% | +$34.3K |
|
|
SBAR
7754
Simplify Barrier Income ETF
SBAR
$412M
| $938K | ﹤0.01% |
+38,231
| New | +$983K |
|
|
TLCI
7755
Touchstone International Equity ETF
TLCI
$116M
| $938K | ﹤0.01% |
38,044
-5,131
| -12% | -$134K |
|
7756
CALL
WisdomTree Bloomberg US Dollar Bullish Fund
USDU
$457M
| $937K | ﹤0.01% |
+35,600
| New | +$920K |
|
7757
PUT
Genworth Financial
GNW
$3.77B
| $937K | ﹤0.01% |
115,400
-52,700
| -31% | -$447K |
|
7758
Ceragon Networks
CRNT
$201M
| $936K | ﹤0.01% |
433,302
+351,219
| +428% | +$796K |
|
|
UNHG
7759
Leverage Shares 2X Long UNH Daily ETF
UNHG
$74.5M
| $936K | ﹤0.01% |
+91,807
| New | +$1.19M |
|
7760
Barrett Business Services
BBSI
$744M
| $935K | ﹤0.01% |
32,041
-45,978
| -59% | -$1.52M |
|
|
LOVE
7761
CALL
LoveSac
LOVE
$250M
| $935K | ﹤0.01% |
63,300
-111,300
| -64% | -$1.47M |
|
7762
Mach Natural Resources
MNR
$2.19B
| $934K | ﹤0.01% |
66,748
-19,898
| -23% | -$250K |
|
7763
PUT
Kinetik
KNTK
$4.15B
| $934K | ﹤0.01% |
19,300
+6,800
| +54% | +$289K |
|
|
ETH
7764
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.73B
| $934K | ﹤0.01% |
47,033
-289,093
| -86% | -$6.55M |
|
7765
PUT
Photronics
PLAB
$1.97B
| $933K | ﹤0.01% |
23,100
-34,300
| -60% | -$1.24M |
|
|
SARO
7766
PUT
StandardAero Inc
SARO
$9.22B
| $932K | ﹤0.01% |
36,100
+27,300
| +310% | +$814K |
|
7767
CALL
UDR
UDR
$11.9B
| $932K | ﹤0.01% |
27,600
+15,200
| +123% | +$558K |
|
7768
NerdWallet
NRDS
$607M
| $932K | ﹤0.01% |
89,766
-39,177
| -30% | -$441K |
|
7769
ProShares On-Demand ETF
OND
$3.57M
| $931K | ﹤0.01% |
27,895
+5,568
| +25% | +$208K |
|
|
TGLB
7770
T. Rowe Price Global Equity ETF
TGLB
$27.6M
| $931K | ﹤0.01% |
+37,275
| New | +$966K |
|
7771
Teucrium Soybean Fund
SOYB
$60.1M
| $931K | ﹤0.01% |
38,141
-7,824
| -17% | -$182K |
|
7772
PUT
Adecoagro
AGRO
$1.3B
| $930K | ﹤0.01% |
61,900
+44,000
| +246% | +$434K |
|
7773
PUT
Watts Water Technologies
WTS
$12.8B
| $929K | ﹤0.01% |
3,200
+1,300
| +68% | +$396K |
|
7774
PUT
Steris
STE
$23B
| $929K | ﹤0.01% |
+4,200
| New | +$1.03M |
|
7775
PUT
Henry Schein
HSIC
$9.98B
| $929K | ﹤0.01% |
12,600
-2,000
| -14% | -$154K |
|
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.