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 | |
|---|---|---|---|---|---|---|
|
DGXX
4301
PUT
Digi Power X Inc
DGXX
$391M
| $6.21M | ﹤0.01% |
1,138,700
+1,004,000
| +745% | +$5.47M |
|
4302
PUT
Agilon Health
AGL
$1.63B
| $6.21M | ﹤0.01% |
+57,900
| New | +$3.79M |
|
4303
iShares US Broker-Dealers & Securities Exchanges ETF
IAI
$1.39B
| $6.2M | ﹤0.01% |
35,389
+28,022
| +380% | +$4.99M |
|
4304
PUT
Unum
UNM
$14.8B
| $6.2M | ﹤0.01% |
69,400
+44,800
| +182% | +$3.71M |
|
4305
CALL
AbCellera Biologics
ABCL
$3.49B
| $6.2M | ﹤0.01% |
790,300
+360,800
| +84% | +$1.76M |
|
4306
Atlas Energy Solutions
AESI
$1.56B
| $6.2M | ﹤0.01% |
373,417
+202,069
| +118% | +$3.3M |
|
4307
PUT
Canadian Imperial Bank of Commerce
CM
$113B
| $6.2M | ﹤0.01% |
53,900
+26,800
| +99% | +$2.94M |
|
4308
CALL
Fidelity MSCI Information Technology Index ETF
FTEC
$21.5B
| $6.2M | ﹤0.01% |
21,700
-10,400
| -32% | -$2.72M |
|
4309
Global Partners
GLP
$1.72B
| $6.19M | ﹤0.01% |
132,934
+113,675
| +590% | +$5.37M |
|
|
KRMN
4310
CALL
Karman Holdings
KRMN
$8.22B
| $6.18M | ﹤0.01% |
123,800
+4,200
| +4% | +$272K |
|
4311
Farmers National Banc Corp
FMNB
$966M
| $6.18M | ﹤0.01% |
423,186
+68,805
| +19% | +$970K |
|
4312
PUT
Lamar Advertising Co
LAMR
$15.8B
| $6.18M | ﹤0.01% |
39,600
+30,000
| +313% | +$4.34M |
|
4313
Immunovant
IMVT
$8.64B
| $6.17M | ﹤0.01% |
160,123
+15,725
| +11% | +$479K |
|
4314
PUT
Hallador Energy
HNRG
$762M
| $6.17M | ﹤0.01% |
354,700
-200
| -0.1% | -$3.44K |
|
4315
Simplify Interest Rate Hedge ETF
PFIX
$179M
| $6.17M | ﹤0.01% |
+142,237
| New | +$6.57M |
|
4316
Triple Flag Precious Metals
TFPM
$6.48B
| $6.16M | ﹤0.01% |
205,704
+56,728
| +38% | +$1.82M |
|
4317
Nkarta
NKTX
$167M
| $6.15M | ﹤0.01% |
2,174,745
+390,751
| +22% | +$1.1M |
|
4318
CALL
KE Holdings
BEKE
$18.8B
| $6.15M | ﹤0.01% |
423,500
+262,800
| +164% | +$4.33M |
|
4319
PACS Group
PACS
$7.04B
| $6.15M | ﹤0.01% |
144,242
-470,572
| -77% | -$16.9M |
|
4320
PUT
State Street SPDR Bloomberg 1-3 Month T-Bill ETF
BIL
$46.7B
| $6.15M | ﹤0.01% |
67,100
+19,000
| +40% | +$1.74M |
|
|
EMA
4321
Emera Inc
EMA
$15.8B
| $6.15M | ﹤0.01% |
115,953
-53,193
| -31% | -$2.79M |
|
4322
PUT
BBVA Argentina
BBAR
$3.13B
| $6.14M | ﹤0.01% |
313,200
+9,800
| +3% | +$165K |
|
4323
Dimensional International Small Cap Value ETF
DISV
$5.19B
| $6.14M | ﹤0.01% |
153,020
+92,390
| +152% | +$3.83M |
|
4324
CALL
WD-40
WDFC
$3.08B
| $6.14M | ﹤0.01% |
25,200
+1,500
| +6% | +$321K |
|
4325
Kodiak Sciences
KOD
$2.59B
| $6.14M | ﹤0.01% |
157,524
-713,264
| -82% | -$27.8M |
|
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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.