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 | |
|---|---|---|---|---|---|---|
|
NSA
1576
DELISTED
National Storage Affiliates Trust
NSA
| $38.9M | 0.01% |
1,031,522
-414,566
| -29% | -$14M |
|
1577
CALL
Paychex
PAYX
$42.8B
| $38.9M | 0.01% |
422,500
+34,800
| +9% | +$3.44M |
|
1578
YPF Sociedad Anonima American Depositary Shares (Each representing ten (10) Class D shares of Capital Stock)
YPF
$19.4B
| $38.9M | 0.01% |
841,792
+247,980
| +42% | +$9.39M |
|
1579
Revolution Medicines
RVMD
$44B
| $38.9M | 0.01% |
400,053
-902,308
| -69% | -$91.1M |
|
1580
PUT
Stryker
SYK
$133B
| $38.9M | 0.01% |
118,400
+10,200
| +9% | +$3.66M |
|
1581
American Financial Group
AFG
$12B
| $38.8M | 0.01% |
303,967
+216,953
| +249% | +$28.2M |
|
1582
PUT
VF Corp
VFC
$5.73B
| $38.7M | 0.01% |
2,277,800
+4,100
| +0.2% | +$77.3K |
|
1583
Bath & Body Works
BBWI
$3.76B
| $38.7M | 0.01% |
2,072,729
-142,743
| -6% | -$3.09M |
|
1584
Choice Hotels
CHH
$4.71B
| $38.7M | 0.01% |
373,526
+202,030
| +118% | +$21M |
|
1585
PENN Entertainment
PENN
$2.57B
| $38.6M | 0.01% |
2,570,752
+1,302,110
| +103% | +$18.1M |
|
1586
Avery Dennison
AVY
$13.6B
| $38.4M | 0.01% |
222,496
+205,274
| +1,192% | +$37.7M |
|
1587
PUT
Teva Pharmaceuticals
TEVA
$42.6B
| $38.4M | 0.01% |
1,275,500
-1,213,400
| -49% | -$39M |
|
1588
Pentair
PNR
$10.5B
| $38.4M | 0.01% |
440,911
+347,820
| +374% | +$34.1M |
|
1589
CALL
GlobalFoundries
GFS
$28.9B
| $38.3M | 0.01% |
861,200
+799,300
| +1,291% | +$35.2M |
|
1590
Iron Mountain
IRM
$37B
| $38.3M | 0.01% |
374,954
-744,417
| -67% | -$74.1M |
|
|
FIGR
1591
CALL
Figure Technology Solutions
FIGR
$7.05B
| $38.2M | 0.01% |
1,126,300
+929,500
| +472% | +$40.1M |
|
1592
Western Alliance Bancorporation
WAL
$8.92B
| $38.2M | 0.01% |
538,917
+97,027
| +22% | +$8.09M |
|
1593
CALL
GSK
GSK
$101B
| $38.2M | 0.01% |
691,400
-28,700
| -4% | -$1.56M |
|
1594
PUT
Jabil
JBL
$38.8B
| $38.1M | 0.01% |
143,600
+35,600
| +33% | +$8.97M |
|
1595
Jacobs Solutions
J
$17B
| $38.1M | 0.01% |
299,454
-229,671
| -43% | -$31.2M |
|
1596
PUT
Live Nation Entertainment
LYV
$43.2B
| $38.1M | 0.01% |
249,800
-172,000
| -41% | -$26M |
|
1597
Hilton Worldwide
HLT
$72.6B
| $38.1M | 0.01% |
125,175
+35,322
| +39% | +$10.7M |
|
|
AMRZ
1598
Amrize Ltd
AMRZ
$25.6B
| $38M | 0.01% |
678,989
+296,036
| +77% | +$17M |
|
1599
CALL
Ecolab
ECL
$78.1B
| $38M | 0.01% |
142,900
+120,200
| +530% | +$33.9M |
|
1600
CALL
Direxion Daily Semiconductor Bear 3X ETF
SOXS
$1.38B
| $37.9M | 0.01% |
95,136
+78,671
| +478% | +$31.6M |
|
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.