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 | |
|---|---|---|---|---|---|---|
2351
CALL
American Healthcare REIT
AHR
$10.5B
| $23M | ﹤0.01% |
441,700
+432,000
| +4,454% | +$21.2M |
|
2352
A.O. Smith
AOS
$8.45B
| $23M | ﹤0.01% |
367,207
+272,252
| +287% | +$16.5M |
|
2353
Regency Centers
REG
$14B
| $23M | ﹤0.01% |
288,814
-546,930
| -65% | -$43M |
|
2354
PUT
Sanofi
SNY
$105B
| $23M | ﹤0.01% |
539,200
+324,600
| +151% | +$14.5M |
|
2355
Bank OZK
OZK
$5.72B
| $23M | ﹤0.01% |
440,728
-713,177
| -62% | -$34.7M |
|
2356
VanEck Gold Miners ETF
GDX
$27.5B
| $22.9M | ﹤0.01% |
303,184
-1,342,545
| -82% | -$119M |
|
2357
PUT
Onto Innovation
ONTO
$20.3B
| $22.9M | ﹤0.01% |
60,400
+11,700
| +24% | +$3.31M |
|
2358
Schwab 5-10 Year Corporate Bond ETF
SCHI
$11.5B
| $22.8M | ﹤0.01% |
1,008,679
+696,650
| +223% | +$15.8M |
|
2359
Deutsche Bank
DB
$72.5B
| $22.8M | ﹤0.01% |
675,474
-212,216
| -24% | -$6.88M |
|
2360
iShares MSCI USA Quality Factor ETF
QUAL
$48.1B
| $22.8M | ﹤0.01% |
103,867
+7,397
| +8% | +$1.55M |
|
|
CCC
2361
CCC Intelligent Solutions
CCC
$4.11B
| $22.8M | ﹤0.01% |
4,415,385
+538,702
| +14% | +$2.66M |
|
2362
CALL
Ambarella
AMBA
$3.6B
| $22.7M | ﹤0.01% |
264,700
-30,900
| -10% | -$2.13M |
|
2363
CALL
National Grid
NGG
$81.5B
| $22.7M | ﹤0.01% |
274,000
-277,500
| -50% | -$23.6M |
|
|
GAP
2364
The Gap Inc
GAP
$7.42B
| $22.7M | ﹤0.01% |
1,215,536
+1,196,717
| +6,359% | +$27.6M |
|
2365
PUT
UBS Group
UBS
$176B
| $22.7M | ﹤0.01% |
458,000
+4,000
| +0.9% | +$182K |
|
2366
Hexcel
HXL
$7.87B
| $22.7M | ﹤0.01% |
226,800
+52,918
| +30% | +$4.79M |
|
|
MVLL
2367
CALL
GraniteShares 2x Long MRVL Daily ETF
MVLL
$324M
| $22.7M | ﹤0.01% |
395,100
+262,500
| +198% | +$8.65M |
|
2368
UGI
UGI
$7.59B
| $22.7M | ﹤0.01% |
655,895
+530,011
| +421% | +$18.7M |
|
|
PTRN
2369
Pattern Group Inc
PTRN
$3.8B
| $22.6M | ﹤0.01% |
+898,691
| New | +$15.3M |
|
|
VG
2370
Venture Global Inc
VG
$35B
| $22.6M | ﹤0.01% |
2,033,759
-3,136,906
| -61% | -$39.7M |
|
2371
Hormel Foods
HRL
$13.5B
| $22.6M | ﹤0.01% |
911,774
-3,424,056
| -79% | -$76.1M |
|
2372
Halozyme
HALO
$11.2B
| $22.6M | ﹤0.01% |
289,090
+98,039
| +51% | +$6.68M |
|
2373
International Paper
IP
$21.6B
| $22.6M | ﹤0.01% |
593,259
-5,315
| -0.9% | -$182K |
|
2374
Inspire Medical Systems
INSP
$1.65B
| $22.6M | ﹤0.01% |
506,334
+112,258
| +28% | +$5.32M |
|
2375
CALL
CMS Energy
CMS
$22.3B
| $22.6M | ﹤0.01% |
295,000
+64,900
| +28% | +$4.86M |
|
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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.