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 | |
|---|---|---|---|---|---|---|
2876
Skywest
SKYW
$4.18B
| $15.5M | ﹤0.01% |
155,771
+146,326
| +1,549% | +$13M |
|
2877
Cheesecake Factory
CAKE
$5.64B
| $15.4M | ﹤0.01% |
194,066
+174,966
| +916% | +$11.3M |
|
2878
CALL
CACI
CACI
$14.8B
| $15.4M | ﹤0.01% |
33,300
-19,200
| -37% | -$9.8M |
|
2879
PUT
Novavax
NVAX
$1.33B
| $15.4M | ﹤0.01% |
1,635,800
+1,133,000
| +225% | +$10.2M |
|
2880
CALL
ProShares Trust UltraShort Lehman 20+ Year Treasury
TBT
$310M
| $15.4M | ﹤0.01% |
440,700
+284,300
| +182% | +$10.1M |
|
2881
PUT
Camtek
CAMT
$7.72B
| $15.4M | ﹤0.01% |
94,300
+78,600
| +501% | +$13.9M |
|
|
CHYM
2882
Chime Financial
CHYM
$12.1B
| $15.4M | ﹤0.01% |
750,530
-2,172,004
| -74% | -$42.2M |
|
2883
PUT
Innodata
INOD
$2.09B
| $15.4M | ﹤0.01% |
203,300
+71,300
| +54% | +$5.24M |
|
2884
PUT
Knight Transportation
KNX
$11.8B
| $15.4M | ﹤0.01% |
197,300
-74,800
| -27% | -$5.18M |
|
2885
VICI Properties
VICI
$29B
| $15.4M | ﹤0.01% |
578,543
+282,047
| +95% | +$7.9M |
|
2886
Direxion Daily Energy Bull 2X ETF
ERX
$251M
| $15.4M | ﹤0.01% |
201,503
+199,059
| +8,145% | +$17.6M |
|
2887
PUT
MSCI
MSCI
$41.4B
| $15.3M | ﹤0.01% |
27,400
+6,000
| +28% | +$3.5M |
|
2888
Disc Medicine
IRON
$3.03B
| $15.3M | ﹤0.01% |
209,308
+111,378
| +114% | +$7.65M |
|
2889
PUT
Carlyle Group
CG
$17.6B
| $15.3M | ﹤0.01% |
363,400
+213,200
| +142% | +$10M |
|
2890
PUT
Conagra Brands
CAG
$7.5B
| $15.3M | ﹤0.01% |
1,136,100
+15,400
| +1% | +$215K |
|
2891
Harrow
HROW
$1.5B
| $15.3M | ﹤0.01% |
359,874
+138,616
| +63% | +$5.16M |
|
2892
CALL
Consolidated Edison
ED
$40.2B
| $15.3M | ﹤0.01% |
138,100
-8,100
| -6% | -$881K |
|
2893
CALL
Keysight
KEYS
$61.1B
| $15.3M | ﹤0.01% |
43,600
-12,100
| -22% | -$4.13M |
|
2894
NOV
NOV
$7.54B
| $15.3M | ﹤0.01% |
822,575
-832,390
| -50% | -$16.6M |
|
2895
CALL
International Paper
IP
$21.6B
| $15.2M | ﹤0.01% |
400,200
-8,800
| -2% | -$301K |
|
2896
Atlassian
TEAM
$41.2B
| $15.2M | ﹤0.01% |
195,938
+167,658
| +593% | +$13.7M |
|
2897
PUT
Tapestry
TPR
$25.7B
| $15.2M | ﹤0.01% |
104,100
+41,400
| +66% | +$5.93M |
|
2898
Fidelity Wise Origin Bitcoin Fund
FBTC
$11.7B
| $15.2M | ﹤0.01% |
+298,386
| New | +$18.6M |
|
2899
CALL
Warner Music
WMG
$13.4B
| $15.2M | ﹤0.01% |
562,200
+106,900
| +23% | +$3.18M |
|
2900
Tarsus Pharmaceuticals
TARS
$3.04B
| $15.2M | ﹤0.01% |
241,737
+77,740
| +47% | +$4.97M |
|
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.