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 | |
|---|---|---|---|---|---|---|
7851
CALL
American Resources Corp
AREC
$310M
| $901K | ﹤0.01% |
372,200
+61,300
| +20% | +$195K |
|
7852
CALL
Idacorp
IDA
$8.11B
| $901K | ﹤0.01% |
6,300
-2,500
| -28% | -$343K |
|
|
QBTX
7853
CALL
Tradr 2X Long QBTS Daily ETF
QBTX
$86.1M
| $901K | ﹤0.01% |
113,700
+15,600
| +16% | +$325K |
|
7854
PUT
MGIC Investment
MTG
$6.23B
| $900K | ﹤0.01% |
34,300
+13,900
| +68% | +$372K |
|
7855
CALL
W&T Offshore
WTI
$575M
| $900K | ﹤0.01% |
264,000
+47,300
| +22% | +$117K |
|
7856
Dorchester Minerals
DMLP
$1.33B
| $900K | ﹤0.01% |
33,217
-102,718
| -76% | -$2.61M |
|
7857
AudioEye
AEYE
$73.8M
| $900K | ﹤0.01% |
141,276
+23,320
| +20% | +$177K |
|
|
OGG
7858
CALL
Osisko Gold Group Inc.
OGG
$829M
| $900K | ﹤0.01% |
276,900
+152,800
| +123% | +$568K |
|
|
CMDB
7859
Costamare Bulkers Holdings
CMDB
$416M
| $900K | ﹤0.01% |
58,156
-1,147
| -2% | -$19.3K |
|
7860
JPMorgan International Growth ETF
JIG
$500M
| $900K | ﹤0.01% |
12,118
-27,522
| -69% | -$2.13M |
|
7861
Fidelity Disruptive Communications ETF
FDCF
$102M
| $899K | ﹤0.01% |
20,893
+14,600
| +232% | +$672K |
|
7862
PUT
Sonos
SONO
$1.78B
| $899K | ﹤0.01% |
67,100
+24,200
| +56% | +$366K |
|
7863
CALL
Upbound Group
UPBD
$1.11B
| $899K | ﹤0.01% |
49,800
+23,300
| +88% | +$454K |
|
7864
CALL
Asbury Automotive
ABG
$3.73B
| $899K | ﹤0.01% |
4,600
-2,900
| -39% | -$643K |
|
7865
Wabash National
WNC
$505M
| $898K | ﹤0.01% |
104,178
-88,346
| -46% | -$878K |
|
7866
CALL
Tandem Diabetes Care
TNDM
$1.63B
| $897K | ﹤0.01% |
46,800
+18,400
| +65% | +$400K |
|
7867
BW LPG
BWLP
$3.23B
| $897K | ﹤0.01% |
+51,632
| New | +$816K |
|
7868
CALL
Caleres
CAL
$475M
| $896K | ﹤0.01% |
85,000
-4,100
| -5% | -$48.9K |
|
|
EH
7869
PUT
EHang Holdings
EH
$438M
| $895K | ﹤0.01% |
92,200
-59,800
| -39% | -$736K |
|
|
NAK
7870
PUT
Northern Dynasty Minerals
NAK
$953M
| $895K | ﹤0.01% |
639,400
-289,400
| -31% | -$503K |
|
7871
CALL
GraniteShares 2x Short NVDA Daily ETF
NVD
$52.4M
| $894K | ﹤0.01% |
118,400
+39,684
| +50% | +$284K |
|
7872
Direxion Daily Mid Cap Bull 3X ETF
MIDU
$79.2M
| $894K | ﹤0.01% |
+17,208
| New | +$995K |
|
7873
CALL
Ezcorp Inc
EZPW
$1.66B
| $893K | ﹤0.01% |
35,200
-16,900
| -32% | -$405K |
|
7874
Stagwell
STGW
$2.27B
| $893K | ﹤0.01% |
+142,024
| New | +$794K |
|
7875
Goldman Sachs MarketBeta US 1000 Equity ETF
GUSA
$2.42B
| $892K | ﹤0.01% |
+15,857
| New | +$935K |
|
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.