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 | |
|---|---|---|---|---|---|---|
6376
CALL
Cooper-Standard Automotive
CPS
$487M
| $1.72M | ﹤0.01% |
61,600
+17,400
| +39% | +$582K |
|
|
LTC
6377
CALL
LTC Properties
LTC
$2.05B
| $1.72M | ﹤0.01% |
46,200
+13,800
| +43% | +$519K |
|
6378
CALL
Evertec
EVTC
$1.76B
| $1.72M | ﹤0.01% |
+60,800
| New | +$1.73M |
|
6379
Direxion Daily MSCI Emerging Markets Bear 3X ETF
EDZ
$19.6M
| $1.71M | ﹤0.01% |
57,915
+27,037
| +88% | +$766K |
|
6380
iShares Emerging Markets Equity Factor ETF
EMGF
$1.87B
| $1.71M | ﹤0.01% |
28,360
+12,044
| +74% | +$751K |
|
6381
Richtech Robotics
RR
$389M
| $1.71M | ﹤0.01% |
819,260
-1,796,083
| -69% | -$5.52M |
|
6382
Pacer Aristotle Pacific Floating Rate High Income ETF
FLRT
$670M
| $1.71M | ﹤0.01% |
+36,939
| New | +$1.73M |
|
6383
Lexicon Pharmaceuticals
LXRX
$1.08B
| $1.71M | ﹤0.01% |
1,094,901
-616,074
| -36% | -$896K |
|
6384
CALL
Build-A-Bear
BBW
$462M
| $1.71M | ﹤0.01% |
45,600
-22,500
| -33% | -$1.18M |
|
6385
CALL
Red Rock Resorts
RRR
$3.73B
| $1.71M | ﹤0.01% |
32,000
+7,700
| +32% | +$470K |
|
6386
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
| $1.71M | ﹤0.01% |
37,206
-1,203,848
| -97% | -$54M |
|
6387
Ecopetrol
EC
$35B
| $1.71M | ﹤0.01% |
113,869
-370,037
| -76% | -$4.69M |
|
6388
CALL
Materion
MTRN
$5.85B
| $1.71M | ﹤0.01% |
11,800
+3,300
| +39% | +$480K |
|
6389
PUT
Ingersoll Rand
IR
$33B
| $1.71M | ﹤0.01% |
21,300
+13,200
| +163% | +$1.17M |
|
6390
Innovator US Equity Power Buffer ETF September
PSEP
$841M
| $1.71M | ﹤0.01% |
39,605
+15,848
| +67% | +$693K |
|
6391
W&T Offshore
WTI
$575M
| $1.7M | ﹤0.01% |
499,924
+83,906
| +20% | +$208K |
|
6392
PUT
Crown Holdings
CCK
$13.1B
| $1.7M | ﹤0.01% |
17,000
-61,200
| -78% | -$6.54M |
|
6393
PUT
VEON
VEON
$3.9B
| $1.7M | ﹤0.01% |
36,800
+27,400
| +291% | +$1.44M |
|
6394
CALL
TXO Partners LP
TXO
$774M
| $1.7M | ﹤0.01% |
135,400
+23,600
| +21% | +$284K |
|
6395
iShares ESG Aware USD Corporate Bond ETF
SUSC
$1.29B
| $1.7M | ﹤0.01% |
+73,608
| New | +$1.72M |
|
6396
CALL
Asana
ASAN
$2.13B
| $1.7M | ﹤0.01% |
266,100
-122,500
| -32% | -$1.08M |
|
6397
Middlesex Water
MSEX
$1.1B
| $1.7M | ﹤0.01% |
32,715
+18,828
| +136% | +$991K |
|
6398
PUT
Pinnacle Financial Partners Inc
PNFP
$16B
| $1.7M | ﹤0.01% |
19,768
+14,068
| +247% | +$1.31M |
|
6399
Tema Durable Quality ETF
TOLL
$59.2M
| $1.7M | ﹤0.01% |
+50,473
| New | +$1.8M |
|
|
PSIX
6400
Power Solutions International
PSIX
$972M
| $1.7M | ﹤0.01% |
27,959
+11,626
| +71% | +$829K |
|
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.