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 | |
|---|---|---|---|---|---|---|
1026
PUT
Kimberly-Clark
KMB
$36.8B
| $74.3M | 0.01% |
770,700
+34,300
| +5% | +$3.51M |
|
1027
CALL
C.H. Robinson
CHRW
$17.5B
| $74.2M | 0.01% |
446,500
+137,200
| +44% | +$24.5M |
|
1028
Independent Bank
INDB
$4.05B
| $74.1M | 0.01% |
985,437
+68,887
| +8% | +$5.4M |
|
1029
Webster Financial
WBS
$12.8B
| $73.9M | 0.01% |
1,064,018
-252,913
| -19% | -$17.3M |
|
1030
PUT
Toronto Dominion Bank
TD
$203B
| $73.8M | 0.01% |
791,400
-330,100
| -29% | -$31.4M |
|
1031
Dow Inc
DOW
$21.9B
| $73.8M | 0.01% |
1,771,379
-307,002
| -15% | -$9.74M |
|
|
BLD
1032
DELISTED
TopBuild
BLD
| $73.6M | 0.01% |
+209,475
| New | +$93.8M |
|
1033
KraneShares CSI China Internet ETF
KWEB
$5.31B
| $73.5M | 0.01% |
2,585,797
+1,091,267
| +73% | +$35.7M |
|
1034
CALL
LyondellBasell Industries
LYB
$20.2B
| $73.5M | 0.01% |
912,500
+400,900
| +78% | +$23.8M |
|
1035
PUT
Ulta Beauty
ULTA
$22.2B
| $73.2M | 0.01% |
140,100
-56,500
| -29% | -$35.9M |
|
1036
Mettler-Toledo International
MTD
$28.7B
| $73.2M | 0.01% |
58,054
-26,319
| -31% | -$35.5M |
|
|
EXE
1037
PUT
Expand Energy Corp
EXE
$21.9B
| $73.2M | 0.01% |
666,400
-247,572
| -27% | -$26.4M |
|
|
PPLT
1038
CALL
abrdn Physical Platinum Shares ETF
PPLT
$2B
| $73.1M | 0.01% |
4,103,000
+588,000
| +17% | +$11.8M |
|
1039
Sun Communities
SUI
$14.6B
| $73M | 0.01% |
579,938
-673,185
| -54% | -$87M |
|
1040
Travel + Leisure Co
TNL
$4.58B
| $72.9M | 0.01% |
1,053,076
+352,066
| +50% | +$25.4M |
|
1041
Yum China
YUMC
$16.2B
| $72.8M | 0.01% |
1,491,487
+1,037,438
| +228% | +$53.7M |
|
1042
Hartford Financial Services
HIG
$37.8B
| $72.7M | 0.01% |
537,941
+414,451
| +336% | +$56.6M |
|
1043
Booz Allen Hamilton
BAH
$9.43B
| $72.7M | 0.01% |
931,616
-494,530
| -35% | -$41.7M |
|
1044
Southwest Airlines
LUV
$22B
| $72.7M | 0.01% |
1,933,834
+107,991
| +6% | +$4.88M |
|
|
ETHA
1045
PUT
iShares Ethereum Trust ETF
ETHA
$5.56B
| $72.5M | 0.01% |
4,580,700
-3,578,300
| -44% | -$64.7M |
|
1046
Cytokinetics
CYTK
$10.2B
| $72.5M | 0.01% |
1,099,858
-63,079
| -5% | -$4.01M |
|
1047
CALL
Vanguard Morningstar Total Stock Market ETF
VTI
$696B
| $72.1M | 0.01% |
224,800
+29,700
| +15% | +$9.96M |
|
1048
PUT
Fastly Inc
FSLY
$4.78B
| $72.1M | 0.01% |
2,480,200
+2,159,100
| +672% | +$35.4M |
|
1049
PUT
Charter Communications
CHTR
$18.7B
| $72M | 0.01% |
333,700
-167,200
| -33% | -$36.2M |
|
1050
Western Digital
WDC
$168B
| $71.9M | 0.01% |
265,868
-1,053,898
| -80% | -$275M |
|
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.