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 | |
|---|---|---|---|---|---|---|
3701
VeriSign
VRSN
$25.7B
| $8.89M | ﹤0.01% |
35,324
-59,858
| -63% | -$16.6M |
|
3702
SoundHound AI
SOUN
$3.3B
| $8.88M | ﹤0.01% |
1,373,112
+854,193
| +165% | +$6.61M |
|
|
DOO
3703
Bombardier Recreational Products
DOO
$4.73B
| $8.88M | ﹤0.01% |
145,524
+110,444
| +315% | +$6.65M |
|
3704
Wabash National
WNC
$512M
| $8.88M | ﹤0.01% |
657,734
+553,556
| +531% | +$4.92M |
|
3705
Schwab US Aggregate Bond ETF
SCHZ
$10.5B
| $8.88M | ﹤0.01% |
383,817
+276,526
| +258% | +$6.4M |
|
3706
CALL
Direxion Daily AAPL Bull 2X ETF
AAPU
$188M
| $8.87M | ﹤0.01% |
254,300
-14,100
| -5% | -$495K |
|
3707
Relay Therapeutics
RLAY
$4.35B
| $8.86M | ﹤0.01% |
473,682
+297,417
| +169% | +$4.32M |
|
3708
PUT
MYR Group
MYRG
$5.21B
| $8.86M | ﹤0.01% |
17,700
+12,500
| +240% | +$5.13M |
|
3709
J&J Snack Foods
JJSF
$1.67B
| $8.84M | ﹤0.01% |
120,352
+47,342
| +65% | +$3.69M |
|
3710
PUT
Invesco CurrencyShares Euro Currency Trust
FXE
$342M
| $8.84M | ﹤0.01% |
83,800
-34,900
| -29% | -$3.75M |
|
3711
PUT
State Street SPDR Portfolio S&P 500 Growth ETF
SPYG
$55.3B
| $8.83M | ﹤0.01% |
74,200
+400
| +0.5% | +$45.7K |
|
|
ALM
3712
PUT
Almonty Industries
ALM
$4.35B
| $8.82M | ﹤0.01% |
532,900
+518,600
| +3,627% | +$9.9M |
|
|
ASTX
3713
PUT
Tradr 2X Long ASTS Daily ETF
ASTX
$401M
| $8.82M | ﹤0.01% |
319,600
+3,300
| +1% | +$116K |
|
3714
CALL
Gen Digital
GEN
$17B
| $8.82M | ﹤0.01% |
354,400
+124,500
| +54% | +$2.78M |
|
3715
Centrus Energy
LEU
$3.79B
| $8.82M | ﹤0.01% |
52,524
-26,227
| -33% | -$4.9M |
|
3716
CALL
Amcor
AMCR
$21.3B
| $8.81M | ﹤0.01% |
203,260
-21,240
| -9% | -$843K |
|
3717
Zions Bancorporation
ZION
$10.5B
| $8.81M | ﹤0.01% |
127,334
-8,889
| -7% | -$560K |
|
|
UHT
3718
Universal Health Realty Income Trust
UHT
$574M
| $8.8M | ﹤0.01% |
200,666
+127,275
| +173% | +$5.23M |
|
3719
PUT
Mobileye
MBLY
$7.58B
| $8.8M | ﹤0.01% |
908,900
-514,200
| -36% | -$4.58M |
|
3720
PUT
Western Midstream Partners
WES
$20.2B
| $8.79M | ﹤0.01% |
200,900
-44,400
| -18% | -$1.91M |
|
3721
MeiraGTx Holdings
MGTX
$1.3B
| $8.79M | ﹤0.01% |
650,489
+534,494
| +461% | +$5.31M |
|
3722
Fortuna Silver Mines
FSM
$3.16B
| $8.79M | ﹤0.01% |
1,039,845
-508,133
| -33% | -$4.93M |
|
3723
Ryder
R
$10.1B
| $8.78M | ﹤0.01% |
33,304
+11,387
| +52% | +$2.78M |
|
|
ARI
3724
Apollo Commercial Real Estate
ARI
$876M
| $8.78M | ﹤0.01% |
822,385
+714,729
| +664% | +$7.79M |
|
3725
CALL
TKO Group
TKO
$14.7B
| $8.78M | ﹤0.01% |
43,600
+15,200
| +54% | +$2.96M |
|
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.