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 | |
|---|---|---|---|---|---|---|
3001
PUT
Expeditors International
EXPD
$24.2B
| $14.2M | ﹤0.01% |
87,400
+53,500
| +158% | +$8.27M |
|
3002
NEOS Nasdaq 100 High Income ETF
QQQI
$14.1B
| $14.2M | ﹤0.01% |
+250,496
| New | +$13.8M |
|
|
CMPS
3003
Compass Pathways
CMPS
$1.86B
| $14.2M | ﹤0.01% |
1,004,880
+735,391
| +273% | +$7.46M |
|
3004
Bit Digital
BTBT
$566M
| $14.2M | ﹤0.01% |
7,886,233
-1,990,538
| -20% | -$3.5M |
|
3005
Appian
APPN
$2.54B
| $14.2M | ﹤0.01% |
619,025
+101,016
| +20% | +$2.25M |
|
3006
SAP
SAP
$240B
| $14.2M | ﹤0.01% |
91,981
-247,226
| -73% | -$42.2M |
|
3007
CALL
Invesco Solar ETF
TAN
$1.36B
| $14.1M | ﹤0.01% |
239,200
+46,300
| +24% | +$2.81M |
|
|
NEBX
3008
CALL
Tradr 2X Long NBIS Daily ETF
NEBX
$365M
| $14.1M | ﹤0.01% |
240,500
-236,500
| -50% | -$8.4M |
|
3009
BlackLine
BL
$1.77B
| $14.1M | ﹤0.01% |
502,789
+343,590
| +216% | +$10.3M |
|
3010
CALL
ProShares UltraPro Russell2000
URTY
$368M
| $14.1M | ﹤0.01% |
161,300
+32,600
| +25% | +$2.39M |
|
3011
CALL
TC Energy
TRP
$66.7B
| $14M | ﹤0.01% |
211,800
-156,400
| -42% | -$10.3M |
|
3012
PUT
Harley-Davidson
HOG
$2.89B
| $14M | ﹤0.01% |
573,700
-80,100
| -12% | -$1.92M |
|
3013
PUT
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.58B
| $14M | ﹤0.01% |
369,500
+4,500
| +1% | +$171K |
|
3014
PUT
Bank of Montreal
BMO
$130B
| $14M | ﹤0.01% |
79,300
-23,700
| -23% | -$3.73M |
|
|
ETHA
3015
iShares Ethereum Trust ETF
ETHA
$5.54B
| $14M | ﹤0.01% |
1,177,840
-1,410,342
| -54% | -$21.9M |
|
3016
CALL
Innovative Industrial Properties
IIPR
$1.62B
| $14M | ﹤0.01% |
225,700
+172,100
| +321% | +$9.66M |
|
3017
CALL
abrdn Physical Silver Shares ETF
SIVR
$4.49B
| $14M | ﹤0.01% |
248,800
-226,300
| -48% | -$15.8M |
|
3018
PUT
Primoris Services
PRIM
$4.48B
| $14M | ﹤0.01% |
141,000
+134,700
| +2,138% | +$17.7M |
|
3019
CALL
CRISPR Therapeutics
CRSP
$5.18B
| $14M | ﹤0.01% |
256,200
-2,700
| -1% | -$142K |
|
3020
Dillards
DDS
$8.76B
| $13.9M | ﹤0.01% |
26,392
-28,201
| -52% | -$16.3M |
|
3021
PUT
Gartner
IT
$11.4B
| $13.9M | ﹤0.01% |
107,500
+39,500
| +58% | +$5.95M |
|
3022
CALL
Entergy
ETR
$50.3B
| $13.9M | ﹤0.01% |
121,300
+27,300
| +29% | +$3.08M |
|
3023
Frontier Group Holdings
ULCC
$1.54B
| $13.9M | ﹤0.01% |
1,757,871
+1,222,012
| +228% | +$6.3M |
|
3024
CALL
Zillow
Z
$7.82B
| $13.9M | ﹤0.01% |
440,000
-52,500
| -11% | -$2.02M |
|
|
AMTM
3025
Amentum Holdings
AMTM
$5.25B
| $13.9M | ﹤0.01% |
670,684
+590,046
| +732% | +$14.3M |
|
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.