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
|
+$9.91B |
| 2 |
SPCX
SpaceX
SPCX
|
+$871M |
| 3 |
Eli Lilly
LLY
|
+$719M |
| 4 |
Amazon
AMZN
|
+$698M |
| 5 |
Netflix
NFLX
|
+$627M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$3B |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$1.54B |
| 3 |
TSMC
TSM
|
+$1.42B |
| 4 |
NVIDIA
NVDA
|
+$1.41B |
| 5 |
SNDK
Sandisk
SNDK
|
+$771M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.92% |
| 2 | Healthcare | 2.55% |
| 3 | Industrials | 2.24% |
| 4 | Financials | 2.13% |
| 5 | Consumer Discretionary | 1.76% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3451
Itron
ITRI
$4.45B
| $10.5M | ﹤0.01% |
121,080
-199,937
| -62% | -$17.1M |
|
3452
Northwest Bancshares
NWBI
$2.31B
| $10.5M | ﹤0.01% |
690,724
+181,220
| +36% | +$2.53M |
|
3453
CALL
Core & Main
CNM
$8.61B
| $10.5M | ﹤0.01% |
216,900
+191,200
| +744% | +$9.45M |
|
3454
iShares National Muni Bond ETF
MUB
$45.8B
| $10.5M | ﹤0.01% |
97,228
-220,472
| -69% | -$23.6M |
|
3455
Fidelity Nasdaq Composite Index ETF
ONEQ
$10.9B
| $10.5M | ﹤0.01% |
101,314
+83,278
| +462% | +$8.29M |
|
3456
Taysha Gene Therapies
TSHA
$1.94B
| $10.5M | ﹤0.01% |
1,535,287
+1,124,152
| +273% | +$6.65M |
|
3457
PUT
Genuine Parts
GPC
$18.6B
| $10.5M | ﹤0.01% |
88,600
-58,200
| -40% | -$6.07M |
|
3458
Brookfield Renewable
BEP
$10.4B
| $10.4M | ﹤0.01% |
300,891
+247,044
| +459% | +$8.58M |
|
3459
PUT
JPMorgan Equity Premium Income ETF
JEPI
$46.3B
| $10.4M | ﹤0.01% |
184,600
+90,400
| +96% | +$5.11M |
|
|
BCPC
3460
Balchem Corp
BCPC
$5.69B
| $10.4M | ﹤0.01% |
61,620
+40,932
| +198% | +$6.8M |
|
3461
PUT
Canadian Solar
CSIQ
$1.03B
| $10.4M | ﹤0.01% |
649,800
+220,900
| +52% | +$3.54M |
|
3462
Floor & Decor
FND
$6.24B
| $10.4M | ﹤0.01% |
175,281
-63,779
| -27% | -$3.23M |
|
|
EFXT
3463
Enerflex
EFXT
$2.74B
| $10.4M | ﹤0.01% |
424,441
+128,226
| +43% | +$3.2M |
|
3464
FTI Consulting
FCN
$4.19B
| $10.4M | ﹤0.01% |
69,749
+32,298
| +86% | +$5.28M |
|
3465
CALL
Agree Realty
ADC
$9.3B
| $10.4M | ﹤0.01% |
137,100
+120,300
| +716% | +$9.12M |
|
3466
PUT
Littelfuse
LFUS
$11.6B
| $10.4M | ﹤0.01% |
22,800
+18,500
| +430% | +$8.01M |
|
3467
PUT
Hycroft Mining Holding Corp
HYMC
$2.52B
| $10.4M | ﹤0.01% |
443,600
-13,900
| -3% | -$469K |
|
3468
PUT
Valaris
VAL
$5.95B
| $10.4M | ﹤0.01% |
142,700
-168,500
| -54% | -$15.7M |
|
3469
PUT
Samsara
IOT
$23.2B
| $10.4M | ﹤0.01% |
319,400
+144,000
| +82% | +$4.46M |
|
3470
CALL
Invesco CurrencyShares Euro Currency Trust
FXE
$342M
| $10.4M | ﹤0.01% |
98,200
-10,400
| -10% | -$1.12M |
|
|
ASTX
3471
CALL
Tradr 2X Long ASTS Daily ETF
ASTX
$401M
| $10.4M | ﹤0.01% |
375,000
+112,000
| +43% | +$3.93M |
|
3472
Sabra Healthcare REIT
SBRA
$5.19B
| $10.3M | ﹤0.01% |
530,392
-96,982
| -15% | -$1.92M |
|
3473
Global X Cybersecurity ETF
BUG
$1.51B
| $10.3M | ﹤0.01% |
270,846
+151,454
| +127% | +$4.67M |
|
3474
CALL
Vista Energy
VIST
$7.56B
| $10.3M | ﹤0.01% |
162,100
+26,600
| +20% | +$1.87M |
|
3475
CALL
Danaos Corp
DAC
$2.58B
| $10.3M | ﹤0.01% |
84,500
+35,500
| +72% | +$4.43M |
|
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Ken Griffin's Q2 2026 Portfolio in Review
As of Q2 2026, Ken Griffin held 15,447 positions worth $875B, up 41% from $618B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
Ken Griffin deployed $103B of net new capital in Q2 2026, opening 2,575 new positions and adding to 6,089 existing holdings. Its largest new stake was SpaceX: 5,129,884 shares worth $876M.
By sector, the portfolio is most concentrated in Technology at 3.9% of assets, down from 4.5% a quarter earlier, followed by Healthcare and Industrials.
On the sell side, the largest reduction was Micron Technology, an estimated $3B trimmed.
- Ken Griffin's largest Q2 2026 buy was SpaceX: 5,129,884 shares worth $876M.
- Ken Griffin added most to iShares Core S&P 500 ETF in Q2 2026, an estimated $9.91B increase.
- Ken Griffin's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $3B.
- Ken Griffin fully exited iShares 7-10 Year Treasury Bond ETF in Q2 2026, selling an estimated $325M.
- Ken Griffin's ten largest holdings make up 23% of its $875B portfolio in Q2 2026.
- Ken Griffin opened 2,575 new positions and closed 1,872 in Q2 2026.
- Ken Griffin's portfolio value rose 41% quarter-over-quarter to $875B.
Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.