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 | |
|---|---|---|---|---|---|---|
4276
PUT
ProShares Trust UltraShort Lehman 20+ Year Treasury
TBT
$310M
| $6.29M | ﹤0.01% |
179,900
+20,800
| +13% | +$739K |
|
4277
CALL
iShares MSCI Turkey ETF
TUR
$222M
| $6.28M | ﹤0.01% |
161,600
+18,300
| +13% | +$745K |
|
4278
PUT
Starwood Property Trust
STWD
$6.03B
| $6.27M | ﹤0.01% |
383,000
-15,700
| -4% | -$273K |
|
4279
Bank of Montreal
BMO
$130B
| $6.27M | ﹤0.01% |
35,484
-35,681
| -50% | -$5.61M |
|
|
BCAX
4280
Bicara Therapeutics
BCAX
$1.61B
| $6.27M | ﹤0.01% |
211,142
-1,448,200
| -87% | -$32.3M |
|
4281
CALL
Allegiant Air
ALGT
$2.34B
| $6.26M | ﹤0.01% |
53,260
-9,240
| -15% | -$799K |
|
4282
CALL
Root
ROOT
$797M
| $6.26M | ﹤0.01% |
111,900
-84,500
| -43% | -$4.51M |
|
4283
Brookfield Asset Management
BAM
$86.7B
| $6.25M | ﹤0.01% |
139,421
-244,968
| -64% | -$11.6M |
|
4284
PUT
Signet Jewelers
SIG
$3.52B
| $6.25M | ﹤0.01% |
72,500
+3,200
| +5% | +$277K |
|
|
RZLV
4285
Rezolve AI
RZLV
$1.06B
| $6.25M | ﹤0.01% |
1,983,630
+1,485,176
| +298% | +$3.91M |
|
4286
Bloomin' Brands
BLMN
$903M
| $6.25M | ﹤0.01% |
683,497
+89,621
| +15% | +$652K |
|
4287
PUT
T-Rex 2X Long NVIDIA Daily Target ETF
NVDX
$472M
| $6.25M | ﹤0.01% |
367,900
+130,300
| +55% | +$2.44M |
|
4288
Global Net Lease
GNL
$1.85B
| $6.25M | ﹤0.01% |
698,682
+390,783
| +127% | +$3.65M |
|
4289
CALL
ProShares Ultra Russell2000
UWM
$251M
| $6.25M | ﹤0.01% |
92,900
+47,900
| +106% | +$2.85M |
|
4290
CALL
CEVA Inc
CEVA
$937M
| $6.24M | ﹤0.01% |
+132,400
| New | +$4.68M |
|
|
MCHB
4291
Mechanics Bancorp
MCHB
$3.78B
| $6.24M | ﹤0.01% |
392,567
+228,205
| +139% | +$3.42M |
|
4292
VanEck Morningstar Wide Moat ETF
MOAT
$12.4B
| $6.24M | ﹤0.01% |
60,037
-31,413
| -34% | -$3.18M |
|
4293
PUT
Clover Health Investments
CLOV
$2.44B
| $6.24M | ﹤0.01% |
1,190,100
+172,300
| +17% | +$585K |
|
|
BLSH
4294
PUT
Bullish
BLSH
$3.7B
| $6.23M | ﹤0.01% |
265,900
+44,300
| +20% | +$1.54M |
|
4295
Transportadora de Gas del Sur
TGS
$4.23B
| $6.23M | ﹤0.01% |
209,412
+76,092
| +57% | +$2.36M |
|
4296
PUT
Crane Co
CR
$12.6B
| $6.22M | ﹤0.01% |
27,900
+18,400
| +194% | +$3.47M |
|
|
AGIX
4297
CALL
KraneShares Public-Private AI & Technology ETF
AGIX
$628M
| $6.22M | ﹤0.01% |
+132,700
| New | +$5.62M |
|
4298
PUT
Capricor Therapeutics
CAPR
$385M
| $6.22M | ﹤0.01% |
258,400
-78,100
| -23% | -$2.37M |
|
4299
PUT
ProShares Ultra Gold
UGL
$801M
| $6.22M | ﹤0.01% |
141,800
-130,100
| -48% | -$7.34M |
|
4300
International Bancshares
IBOC
$4.56B
| $6.21M | ﹤0.01% |
81,735
-53,710
| -40% | -$3.9M |
|
Similar funds
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.