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 | |
|---|---|---|---|---|---|---|
3601
PUT
Papa John's
PZZA
$799M
| $9.53M | ﹤0.01% |
259,100
+110,400
| +74% | +$3.81M |
|
3602
PUT
Coca-Cola Consolidated
COKE
$12.6B
| $9.53M | ﹤0.01% |
49,900
-24,000
| -32% | -$4.47M |
|
3603
PUT
Vanguard Dividend Appreciation ETF
VIG
$114B
| $9.51M | ﹤0.01% |
40,200
+10,300
| +34% | +$2.37M |
|
3604
CALL
iShares MSCI China ETF
MCHI
$6.16B
| $9.51M | ﹤0.01% |
186,400
-5,100
| -3% | -$286K |
|
3605
PUT
Broadridge
BR
$19.5B
| $9.49M | ﹤0.01% |
69,300
+17,300
| +33% | +$2.61M |
|
3606
Corcept Therapeutics
CORT
$12.4B
| $9.49M | ﹤0.01% |
109,105
-145,115
| -57% | -$8.76M |
|
3607
PUT
Copart
CPRT
$29.3B
| $9.48M | ﹤0.01% |
336,400
-159,500
| -32% | -$5.15M |
|
3608
PUT
ATI
ATI
$31.1B
| $9.48M | ﹤0.01% |
48,100
-15,800
| -25% | -$2.68M |
|
|
COLO
3609
CALL
Global X MSCI Colombia ETF
COLO
$215M
| $9.48M | ﹤0.01% |
227,600
+81,200
| +55% | +$3.26M |
|
3610
PUT
Baxter International
BAX
$13.8B
| $9.47M | ﹤0.01% |
444,300
-133,500
| -23% | -$2.49M |
|
3611
Global X MSCI Argentina ETF
ARGT
$808M
| $9.47M | ﹤0.01% |
103,729
+63,093
| +155% | +$5.86M |
|
|
WRD
3612
WeRide Inc
WRD
$1.92B
| $9.46M | ﹤0.01% |
1,626,027
-937,241
| -37% | -$6.77M |
|
3613
PUT
Alkermes
ALKS
$8.23B
| $9.45M | ﹤0.01% |
180,400
+157,200
| +678% | +$6.14M |
|
3614
CALL
Teck Resources
TECK
$31.2B
| $9.45M | ﹤0.01% |
158,900
-31,200
| -16% | -$1.9M |
|
3615
PUT
Sysco
SYY
$39.7B
| $9.44M | ﹤0.01% |
113,000
-87,400
| -44% | -$6.62M |
|
|
BLD
3616
DELISTED
TopBuild
BLD
| $9.43M | ﹤0.01% |
26,598
-182,877
| -87% | -$75.4M |
|
3617
Eagle Materials
EXP
$6.4B
| $9.41M | ﹤0.01% |
41,835
-38,459
| -48% | -$8.04M |
|
3618
CALL
Grayscale Bitcoin Trust
GBTC
$9.44B
| $9.4M | ﹤0.01% |
206,500
-165,300
| -44% | -$9.22M |
|
3619
Corpay
CPAY
$27.4B
| $9.4M | ﹤0.01% |
28,191
+8,752
| +45% | +$2.91M |
|
3620
PUT
ProShares UltraPro Short S&P 500
SPXU
$380M
| $9.39M | ﹤0.01% |
253,350
-58,025
| -19% | -$2.4M |
|
3621
CALL
iShares MSCI Global Silver and Metals Miners ETF
SLVP
$968M
| $9.38M | ﹤0.01% |
304,300
-180,700
| -37% | -$6.45M |
|
3622
PUT
Zimmer Biomet
ZBH
$19.2B
| $9.37M | ﹤0.01% |
108,800
-1,200
| -1% | -$105K |
|
3623
O-I Glass
OI
$1.04B
| $9.36M | ﹤0.01% |
972,116
+701,494
| +259% | +$6.6M |
|
3624
CALL
Summit Therapeutics
SMMT
$10.6B
| $9.35M | ﹤0.01% |
641,900
+136,300
| +27% | +$2.42M |
|
3625
CALL
iShares Core S&P Mid-Cap ETF
IJH
$129B
| $9.34M | ﹤0.01% |
121,100
-14,100
| -10% | -$1.03M |
|
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.