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 | |
|---|---|---|---|---|---|---|
|
MLCI
10376
Mount Logan Capital Inc
MLCI
$31.9M
| $307K | ﹤0.01% |
+85,678
| New | +$542K |
|
|
XRPZ
10377
PUT
Franklin XRP ETF
XRPZ
$157M
| $306K | ﹤0.01% |
+21,000
| New | +$368K |
|
10378
PUT
Xerox
XRX
$423M
| $306K | ﹤0.01% |
237,500
-215,800
| -48% | -$427K |
|
10379
PUT
Archrock
AROC
$5.78B
| $306K | ﹤0.01% |
8,800
-17,800
| -67% | -$568K |
|
|
UXOC
10380
FT Vest U.S. Equity Uncapped Accelerator ETF - October
UXOC
$22.2M
| $306K | ﹤0.01% |
+9,091
| New | +$321K |
|
10381
Fidelity D&D Bancorp
FDBC
$315M
| $306K | ﹤0.01% |
7,070
-8,109
| -53% | -$360K |
|
10382
PUT
Vestis
VSTS
$1.83B
| $306K | ﹤0.01% |
38,900
-5,700
| -13% | -$41.6K |
|
10383
CALL
VEON
VEON
$3.9B
| $306K | ﹤0.01% |
6,600
-5,700
| -46% | -$300K |
|
10384
CALL
Cemex
CX
$16.1B
| $305K | ﹤0.01% |
26,700
+300
| +1% | +$3.58K |
|
|
GOOD
10385
PUT
Gladstone Commercial Corp
GOOD
$619M
| $305K | ﹤0.01% |
26,700
-6,400
| -19% | -$75.1K |
|
10386
OneAscent Emerging Markets ETF
OAEM
$127M
| $305K | ﹤0.01% |
7,568
-11,086
| -59% | -$456K |
|
10387
Safe Bulkers
SB
$746M
| $305K | ﹤0.01% |
48,199
-49,600
| -51% | -$289K |
|
|
CPRX
10388
CALL
DELISTED
Catalyst Pharmaceutical
CPRX
| $305K | ﹤0.01% |
12,300
-37,400
| -75% | -$891K |
|
|
NVDG
10389
CALL
Leverage Shares 2X Long NVDA Daily ETF
NVDG
$46.7M
| $304K | ﹤0.01% |
22,000
+4,900
| +29% | +$77.7K |
|
10390
CALL
Neurogene
NGNE
$714M
| $304K | ﹤0.01% |
+15,100
| New | +$292K |
|
10391
CALL
LGI Homes
LGIH
$1.34B
| $304K | ﹤0.01% |
7,700
-18,500
| -71% | -$902K |
|
10392
LiveOne
LVO
$62.8M
| $304K | ﹤0.01% |
59,678
+12,565
| +27% | +$60.9K |
|
10393
PUT
AbCellera Biologics
ABCL
$2.99B
| $304K | ﹤0.01% |
87,200
-87,900
| -50% | -$316K |
|
|
GLDD
10394
PUT
DELISTED
Great Lakes Dredge & Dock
GLDD
| $304K | ﹤0.01% |
17,900
-4,200
| -19% | -$66.9K |
|
10395
FT Vest US Equity Deep Buffer ETF February
DFEB
$463M
| $304K | ﹤0.01% |
+6,420
| New | +$308K |
|
10396
PUT
Telesat
TSAT
$905M
| $304K | ﹤0.01% |
8,400
-13,500
| -62% | -$434K |
|
10397
Oshkosh
OSK
$9.62B
| $304K | ﹤0.01% |
2,064
-147,727
| -99% | -$23M |
|
|
CGMM
10398
Capital Group U.S. Small and Mid Cap ETF
CGMM
$3.31B
| $304K | ﹤0.01% |
+10,345
| New | +$314K |
|
10399
CALL
ProShares VIX Mid-Term Futures ETF
VIXM
$94.5M
| $304K | ﹤0.01% |
17,700
+5,900
| +50% | +$93K |
|
|
NOAH
10400
Noah Holdings
NOAH
$591M
| $304K | ﹤0.01% |
30,661
-8,791
| -22% | -$101K |
|
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.