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 | |
|---|---|---|---|---|---|---|
|
INGM
4201
Ingram Micro Holding
INGM
$6.59B
| $6.57M | ﹤0.01% |
239,360
-203,125
| -46% | -$5.7M |
|
4202
CALL
First Trust Dow Jones Internet Index Fund ETF
FDN
$5.38B
| $6.57M | ﹤0.01% |
24,800
+21,300
| +609% | +$5.62M |
|
4203
CALL
Lantheus
LNTH
$6.59B
| $6.56M | ﹤0.01% |
59,100
+13,600
| +30% | +$1.27M |
|
4204
PUT
Aflac
AFL
$60.9B
| $6.55M | ﹤0.01% |
55,900
+38,900
| +229% | +$4.48M |
|
4205
PUT
Direxion Daily AMZN Bull 2X ETF
AMZU
$309M
| $6.54M | ﹤0.01% |
196,900
-74,400
| -27% | -$2.84M |
|
4206
Teladoc Health
TDOC
$1.24B
| $6.53M | ﹤0.01% |
770,294
+182,611
| +31% | +$1.22M |
|
4207
CALL
Ares Capital
ARCC
$14.3B
| $6.53M | ﹤0.01% |
352,400
-180,900
| -34% | -$3.38M |
|
4208
CALL
Direxion Daily S&P Oil & Gas Exp. & Prod. Bull 2X ETF
GUSH
$252M
| $6.53M | ﹤0.01% |
212,500
-105,300
| -33% | -$3.86M |
|
|
FLG
4209
Flagstar Bank National Association
FLG
$5.92B
| $6.52M | ﹤0.01% |
436,618
-3,187,345
| -88% | -$45.2M |
|
|
FSSL
4210
FS Specialty Lending Fund
FSSL
$878M
| $6.52M | ﹤0.01% |
585,015
+312,236
| +114% | +$3.69M |
|
4211
NWPX Infrastructure Inc
NWPX
$1.12B
| $6.52M | ﹤0.01% |
43,492
+31,049
| +250% | +$3.4M |
|
4212
Barrett Business Services
BBSI
$781M
| $6.51M | ﹤0.01% |
183,214
+151,173
| +472% | +$4.75M |
|
4213
CALL
Brookfield Asset Management
BAM
$86.7B
| $6.5M | ﹤0.01% |
145,000
-5,700
| -4% | -$269K |
|
4214
1st Source
SRCE
$2.13B
| $6.5M | ﹤0.01% |
79,643
+42,988
| +117% | +$3.21M |
|
4215
PUT
Boston Beer
SAM
$1.91B
| $6.5M | ﹤0.01% |
36,700
+19,500
| +113% | +$3.96M |
|
|
CTNM
4216
Contineum Therapeutics
CTNM
$534M
| $6.5M | ﹤0.01% |
396,354
+46,154
| +13% | +$605K |
|
4217
PUT
iShares Core S&P Small-Cap ETF
IJR
$114B
| $6.5M | ﹤0.01% |
43,800
-5,000
| -10% | -$686K |
|
|
CRWL
4218
CALL
GraniteShares 2x Long CRWD Daily ETF
CRWL
$52.8M
| $6.49M | ﹤0.01% |
101,700
+38,800
| +62% | +$1.51M |
|
4219
CALL
Constellium
CSTM
$4.01B
| $6.48M | ﹤0.01% |
203,400
-79,200
| -28% | -$2.56M |
|
4220
Bristow Group
VTOL
$1.38B
| $6.47M | ﹤0.01% |
156,616
+22,960
| +17% | +$1.03M |
|
4221
CALL
Marriott Vacations Worldwide
VAC
$4.16B
| $6.47M | ﹤0.01% |
63,500
+20,000
| +46% | +$1.6M |
|
|
CRWG
4222
PUT
Leverage Shares 2X Long CRWV Daily ETF
CRWG
$207M
| $6.46M | ﹤0.01% |
202,570
+165,080
| +440% | +$6.95M |
|
4223
CALL
Direxion Daily CSI China Internet Index Bull 2X ETF
CWEB
$228M
| $6.46M | ﹤0.01% |
341,700
-97,200
| -22% | -$2.42M |
|
|
SHOE
4224
Shoe Station Group
SHOE
$414M
| $6.46M | ﹤0.01% |
435,377
+311,200
| +251% | +$5.31M |
|
|
LGN
4225
CALL
Legence Corp
LGN
$5.1B
| $6.45M | ﹤0.01% |
75,700
+42,500
| +128% | +$3.46M |
|
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.