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 | |
|---|---|---|---|---|---|---|
3326
PUT
Direxion Daily 20+ Year Treasury Bear 3X ETF
TMV
$195M
| $11.4M | ﹤0.01% |
307,700
+180,600
| +142% | +$6.88M |
|
3327
CALL
Capricor Therapeutics
CAPR
$386M
| $11.4M | ﹤0.01% |
473,200
-90,900
| -16% | -$2.76M |
|
3328
Equinor
EQNR
$96.8B
| $11.4M | ﹤0.01% |
362,565
-624,180
| -63% | -$23.3M |
|
3329
CALL
ProShares UltraPro Dow 30
UDOW
$924M
| $11.4M | ﹤0.01% |
162,400
+36,400
| +29% | +$2.26M |
|
3330
SM Energy
SM
$8.03B
| $11.4M | ﹤0.01% |
435,571
+409,172
| +1,550% | +$12.3M |
|
3331
Global X Silver Miners ETF NEW
SIL
$4.79B
| $11.4M | ﹤0.01% |
146,577
+137,345
| +1,488% | +$12.3M |
|
3332
CALL
GoDaddy
GDDY
$12B
| $11.3M | ﹤0.01% |
133,600
-27,500
| -17% | -$2.32M |
|
3333
Vanguard Dividend Appreciation ETF
VIG
$114B
| $11.3M | ﹤0.01% |
+47,914
| New | +$11M |
|
3334
Clover Health Investments
CLOV
$2.44B
| $11.3M | ﹤0.01% |
2,163,205
+285,157
| +15% | +$968K |
|
|
CBL
3335
CBL Properties
CBL
$1.8B
| $11.3M | ﹤0.01% |
213,034
+190,843
| +860% | +$8.83M |
|
3336
TotalEnergies
TTE
$196B
| $11.3M | ﹤0.01% |
145,422
+123,890
| +575% | +$11M |
|
3337
Zillow
ZG
$7.91B
| $11.3M | ﹤0.01% |
360,353
+165,819
| +85% | +$6.41M |
|
3338
CALL
Evercore
EVR
$11.8B
| $11.3M | ﹤0.01% |
33,100
-44,500
| -57% | -$15.2M |
|
3339
Nuvation Bio
NUVB
$2.18B
| $11.3M | ﹤0.01% |
1,988,330
-77,081
| -4% | -$377K |
|
3340
PUT
Watsco Inc
WSO
$12.9B
| $11.3M | ﹤0.01% |
27,100
+20,000
| +282% | +$8.04M |
|
|
FISV
3341
Fiserv Inc
FISV
$28.9B
| $11.3M | ﹤0.01% |
229,987
-498,643
| -68% | -$27.9M |
|
|
OPRA
3342
CALL
Opera Ltd
OPRA
$1.82B
| $11.3M | ﹤0.01% |
568,000
+330,600
| +139% | +$5.84M |
|
3343
Manchester United
MANU
$4.17B
| $11.3M | ﹤0.01% |
491,165
+269,340
| +121% | +$5.33M |
|
3344
HubSpot
HUBS
$11.2B
| $11.3M | ﹤0.01% |
61,705
-56,508
| -48% | -$11.8M |
|
3345
Telephone and Data Systems
TDS
$4.05B
| $11.3M | ﹤0.01% |
304,251
-76,547
| -20% | -$3.23M |
|
3346
CALL
Jazz Pharmaceuticals
JAZZ
$15.9B
| $11.3M | ﹤0.01% |
46,700
+22,300
| +91% | +$4.89M |
|
|
TPC
3347
CALL
Tutor Perini Cor
TPC
$5.09B
| $11.3M | ﹤0.01% |
135,600
-38,200
| -22% | -$3.07M |
|
3348
CALL
GDS Holdings
GDS
$6.89B
| $11.2M | ﹤0.01% |
374,500
+67,600
| +22% | +$2.61M |
|
3349
Asbury Automotive
ABG
$3.78B
| $11.2M | ﹤0.01% |
55,862
+29,924
| +115% | +$5.89M |
|
3350
Peloton Interactive
PTON
$2.47B
| $11.2M | ﹤0.01% |
1,900,182
-968,803
| -34% | -$5.23M |
|
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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.