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 | |
|---|---|---|---|---|---|---|
|
SLI
6951
PUT
Standard Lithium
SLI
$603M
| $1.33M | ﹤0.01% |
390,500
+304,000
| +351% | +$1.36M |
|
6952
Franklin Short Duration US Government ETF
FTSD
$308M
| $1.33M | ﹤0.01% |
14,669
-9,338
| -39% | -$849K |
|
6953
PUT
CorMedix
CRMD
$573M
| $1.33M | ﹤0.01% |
196,100
+2,300
| +1% | +$17K |
|
|
WLAC
6954
DELISTED
Willow Lane Acquisition Corp
WLAC
| $1.33M | ﹤0.01% |
125,000
-25,840
| -17% | -$294K |
|
6955
CALL
Global X MLP & Energy Infrastructure ETF
MLPX
$3.54B
| $1.33M | ﹤0.01% |
18,000
+12,900
| +253% | +$878K |
|
|
NTSK
6956
CALL
Netskope Inc
NTSK
$6.22B
| $1.33M | ﹤0.01% |
156,700
-29,700
| -16% | -$369K |
|
6957
Pacer Emerging Markets Cash Cows 100 ETF
ECOW
$223M
| $1.33M | ﹤0.01% |
+49,850
| New | +$1.32M |
|
6958
Agilysys
AGYS
$3.01B
| $1.33M | ﹤0.01% |
18,686
-44,792
| -71% | -$3.89M |
|
6959
CALL
Pilgrim's Pride
PPC
$6.4B
| $1.33M | ﹤0.01% |
35,200
-23,100
| -40% | -$932K |
|
6960
CALL
Magnolia Oil & Gas
MGY
$6.16B
| $1.33M | ﹤0.01% |
42,100
+31,600
| +301% | +$846K |
|
|
AEXA
6961
CALL
American Exceptionalism Acquisition Corp
AEXA
$575M
| $1.33M | ﹤0.01% |
122,700
+42,800
| +54% | +$484K |
|
6962
CALL
Enpro
NPO
$7.12B
| $1.33M | ﹤0.01% |
+5,300
| New | +$1.33M |
|
6963
CALL
Andersons Inc
ANDE
$2.18B
| $1.33M | ﹤0.01% |
18,500
+3,400
| +23% | +$218K |
|
6964
CALL
ArcBest
ARCB
$3.03B
| $1.33M | ﹤0.01% |
13,500
-9,000
| -40% | -$853K |
|
6965
Simplify Managed Futures Strategy ETF
CTA
$1.58B
| $1.33M | ﹤0.01% |
+43,938
| New | +$1.28M |
|
|
SMCX
6966
CALL
Defiance Daily Target 2X Long SMCI ETF
SMCX
$199M
| $1.33M | ﹤0.01% |
155,450
+88,400
| +132% | +$1.94M |
|
6967
iShares US Healthcare Providers ETF
IHF
$1.25B
| $1.33M | ﹤0.01% |
31,709
+5,236
| +20% | +$240K |
|
|
CMBT
6968
PUT
CMB.TECH NV
CMBT
$4.73B
| $1.33M | ﹤0.01% |
104,900
-262,540
| -71% | -$3.29M |
|
6969
CALL
Goldman Sachs BDC
GSBD
$1.09B
| $1.33M | ﹤0.01% |
149,400
-1,700
| -1% | -$15.7K |
|
6970
PUT
BioCryst Pharmaceuticals
BCRX
$2.64B
| $1.33M | ﹤0.01% |
139,318
+7,618
| +6% | +$59.2K |
|
6971
First Trust NASDAQ ABA Community Bank Index Fund
QABA
$93.7M
| $1.33M | ﹤0.01% |
22,766
+15,311
| +205% | +$910K |
|
|
PLTU
6972
PUT
Direxion Daily PLTR Bull 2X ETF
PLTU
$613M
| $1.33M | ﹤0.01% |
29,800
+19,200
| +181% | +$1M |
|
6973
CALL
FTI Consulting
FCN
$4.22B
| $1.33M | ﹤0.01% |
7,500
+6,000
| +400% | +$1.02M |
|
6974
PUT
Gildan
GIL
$10.8B
| $1.33M | ﹤0.01% |
23,810
-8,770
| -27% | -$567K |
|
|
DFTX
6975
PUT
Definium Therapeutics
DFTX
$5.43B
| $1.32M | ﹤0.01% |
70,100
-103,400
| -60% | -$1.75M |
|
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.