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 | |
|---|---|---|---|---|---|---|
8401
PUT
Apple Hospitality REIT
APLE
$3.68B
| $717K | ﹤0.01% |
62,300
-45,900
| -42% | -$555K |
|
8402
Delcath Systems
DCTH
$598M
| $717K | ﹤0.01% |
77,264
-291,601
| -79% | -$2.82M |
|
8403
CALL
Select Water Solutions
WTTR
$2.72B
| $716K | ﹤0.01% |
+46,800
| New | +$612K |
|
8404
Strive Enhanced Income Short Maturity ETF
BUXX
$490M
| $715K | ﹤0.01% |
+35,316
| New | +$716K |
|
|
SDTY
8405
YieldMax S&P 500 0DTE Covered Call Strategy ETF
SDTY
$48.1M
| $714K | ﹤0.01% |
+17,917
| New | +$770K |
|
8406
CALL
ChargePoint
CHPT
$162M
| $713K | ﹤0.01% |
146,780
+53,320
| +57% | +$325K |
|
|
CGIB
8407
Capital Group International Bond ETF USD-Hedged
CGIB
$317M
| $713K | ﹤0.01% |
+28,243
| New | +$718K |
|
|
GBUG
8408
Sprott Active Gold & Silver Miners ETF
GBUG
$172M
| $712K | ﹤0.01% |
+15,678
| New | +$770K |
|
8409
PUT
Nuvation Bio
NUVB
$2.24B
| $712K | ﹤0.01% |
166,000
-179,100
| -52% | -$998K |
|
8410
Waterstone Financial
WSBF
$374M
| $711K | ﹤0.01% |
39,460
+28,514
| +260% | +$507K |
|
8411
Artesian Resources
ARTNA
$362M
| $711K | ﹤0.01% |
22,336
+8,156
| +58% | +$268K |
|
8412
Davis Select Worldwide ETF
DWLD
$613M
| $711K | ﹤0.01% |
+16,236
| New | +$746K |
|
8413
Direxion Daily MSCI Brazil Bull 2X ETF
BRZU
$90M
| $711K | ﹤0.01% |
+6,367
| New | +$661K |
|
8414
First Trust S-Network Streaming and Gaming ETF
BNGE
$4.88M
| $710K | ﹤0.01% |
23,384
+14,372
| +159% | +$481K |
|
8415
PUT
NCR Atleos
NATL
$3.46B
| $710K | ﹤0.01% |
16,300
-19,700
| -55% | -$814K |
|
8416
Greenfire Resources
GFR
$834M
| $710K | ﹤0.01% |
112,375
+88,835
| +377% | +$511K |
|
8417
Cadiz
CDZI
$299M
| $710K | ﹤0.01% |
144,641
+55,346
| +62% | +$302K |
|
8418
Mativ Holdings
MATV
$706M
| $710K | ﹤0.01% |
81,569
+56,232
| +222% | +$645K |
|
8419
CEVA Inc
CEVA
$868M
| $710K | ﹤0.01% |
37,989
-19,009
| -33% | -$399K |
|
8420
PUT
GSI Technology
GSIT
$253M
| $709K | ﹤0.01% |
138,000
+38,800
| +39% | +$282K |
|
8421
CALL
Avnet
AVT
$7.87B
| $709K | ﹤0.01% |
11,500
-2,400
| -17% | -$143K |
|
8422
Lucid Motors
LCID
$2.64B
| $708K | ﹤0.01% |
74,339
-10,827
| -13% | -$113K |
|
8423
Malibu Boats
MBUU
$583M
| $707K | ﹤0.01% |
27,284
-19,606
| -42% | -$585K |
|
8424
Velocity Financial
VEL
$720M
| $707K | ﹤0.01% |
39,071
-5,655
| -13% | -$107K |
|
|
DDFO
8425
Innovator Equity Dual Directional 15 Buffer ETF - October
DDFO
$101M
| $706K | ﹤0.01% |
+32,922
| New | +$712K |
|
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.