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 | |
|---|---|---|---|---|---|---|
12026
CALL
Myriad Genetics
MYGN
$303M
| $93.2K | ﹤0.01% |
20,700
+3,300
| +19% | +$17.2K |
|
12027
CALL
Lloyds Banking Group
LYG
$90B
| $93.1K | ﹤0.01% |
+18,500
| New | +$101K |
|
12028
CALL
Clarivate
CLVT
$1.25B
| $92.9K | ﹤0.01% |
36,700
-600
| -2% | -$1.54K |
|
12029
Worksport
WKSP
$10.4M
| $92.8K | ﹤0.01% |
+88,394
| New | +$146K |
|
12030
CALL
Future Fuel
FF
$249M
| $92.8K | ﹤0.01% |
+24,100
| New | +$90.5K |
|
|
HBNB
12031
Hotel101 Global Holdings
HBNB
$1.29B
| $92.6K | ﹤0.01% |
+12,031
| New | +$98.1K |
|
|
NAKA
12032
CALL
Nakamoto Inc
NAKA
$87.9M
| $92.5K | ﹤0.01% |
10,473
-4,442
| -30% | -$56.2K |
|
12033
Solidion Technology
STI
$64.7M
| $92.5K | ﹤0.01% |
+14,659
| New | +$90.3K |
|
|
CRCD
12034
CALL
T-REX 2X Inverse CRCL Daily Target ETF
CRCD
$5.09M
| $92.5K | ﹤0.01% |
13,700
+1,400
| +11% | +$38.4K |
|
|
PCF
12035
High Income Securities Fund
PCF
$103M
| $92.4K | ﹤0.01% |
16,740
+108
| +0.6% | +$640 |
|
|
NVX
12036
PUT
NOVONIX
NVX
$106M
| $92.4K | ﹤0.01% |
133,900
+82,500
| +161% | +$80.2K |
|
12037
CALL
Intellicheck
IDN
$75.9M
| $92.3K | ﹤0.01% |
13,200
-400
| -3% | -$2.17K |
|
|
OPP
12038
RiverNorth/DoubleLine Strategic Opportunity Fund
OPP
$192M
| $92.2K | ﹤0.01% |
+12,019
| New | +$93.9K |
|
12039
PUT
SES AI
SES
$227M
| $92.2K | ﹤0.01% |
95,800
+41,300
| +76% | +$70.2K |
|
|
CIK
12040
Credit Suisse Asset Management Income Fund
CIK
$134M
| $92.1K | ﹤0.01% |
35,992
+17,450
| +94% | +$47.6K |
|
12041
CALL
Wrap Technologies
WRAP
$97.4M
| $91.8K | ﹤0.01% |
59,600
+35,300
| +145% | +$69.6K |
|
12042
PUT
Amplify Energy
AMPY
$200M
| $91.7K | ﹤0.01% |
14,700
-281,600
| -95% | -$1.53M |
|
|
NMG
12043
PUT
Nouveau Monde Graphite
NMG
$494M
| $91.6K | ﹤0.01% |
40,900
+100
| +0.2% | +$244 |
|
|
CCIF
12044
Carlyle Credit Income Fund
CCIF
$60.6M
| $91.6K | ﹤0.01% |
28,531
-5,769
| -17% | -$22.5K |
|
|
WPRT
12045
PUT
Westport Fuel Systems
WPRT
$32.7M
| $91.5K | ﹤0.01% |
50,300
+34,600
| +220% | +$69.3K |
|
12046
CALL
Galectin Therapeutics
GALT
$356M
| $91.5K | ﹤0.01% |
32,800
+5,300
| +19% | +$16.1K |
|
12047
Codere Online
CDRO
$413M
| $91.4K | ﹤0.01% |
10,756
-15,675
| -59% | -$125K |
|
12048
PUT
Microbot Medical
MBOT
$113M
| $91.3K | ﹤0.01% |
37,900
-89,900
| -70% | -$201K |
|
|
LGO
12049
Largo
LGO
$76.5M
| $91.2K | ﹤0.01% |
81,410
-76,036
| -48% | -$104K |
|
|
QVCGA
12050
CALL
DELISTED
QVC Group Inc Series A
QVCGA
| $90.9K | ﹤0.01% |
41,900
+3,800
| +10% | +$23.1K |
|
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.