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 |
AT&T
T
|
+$877M |
| 2 |
Booking.com
BKNG
|
+$370M |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$329M |
| 4 |
Boeing
BA
|
+$303M |
| 5 |
Walmart Inc
WMT
|
+$291M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Microsoft
MSFT
|
+$544M |
| 2 |
iShares MBS ETF
MBB
|
+$461M |
| 3 |
NVIDIA
NVDA
|
+$452M |
| 4 |
T-Mobile US
TMUS
|
+$426M |
| 5 |
Apple
AAPL
|
+$408M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.15% |
| 2 | Healthcare | 3.06% |
| 3 | Financials | 2.35% |
| 4 | Consumer Discretionary | 2.28% |
| 5 | Industrials | 1.93% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1876
PUT
L3Harris
LHX
$54.3B
| $21.9M | ﹤0.01% |
101,500
-4,900
| -5% | -$1.05M |
|
|
JHG
1877
DELISTED
Janus Henderson
JHG
| $21.9M | ﹤0.01% |
565,110
-1,668,550
| -75% | -$60.7M |
|
|
AXON
1878
Axon Enterprise
AXON
$49.8B
| $21.9M | ﹤0.01% |
123,922
-84,278
| -40% | -$12.4M |
|
1879
Phillips 66
PSX
$93.2B
| $21.9M | ﹤0.01% |
255,077
+141,802
| +125% | +$12M |
|
1880
PUT
Camping World
CWH
$662M
| $21.9M | ﹤0.01% |
534,000
-59,100
| -10% | -$2.44M |
|
1881
iShares US Real Estate ETF
IYR
$4.59B
| $21.9M | ﹤0.01% |
214,668
-124,445
| -37% | -$12.4M |
|
1882
PUT
Editas Medicine
EDIT
$433M
| $21.9M | ﹤0.01% |
386,000
+37,400
| +11% | +$1.38M |
|
1883
Viatris
VTRS
$18.6B
| $21.8M | ﹤0.01% |
1,528,825
+211,819
| +16% | +$3.06M |
|
1884
PUT
Oneok
OKE
$59.9B
| $21.8M | ﹤0.01% |
392,600
+18,300
| +5% | +$975K |
|
|
IRBT
1885
DELISTED
iRobot
IRBT
| $21.8M | ﹤0.01% |
233,775
+101,160
| +76% | +$10.4M |
|
1886
CALL
EPR Properties
EPR
$4.69B
| $21.8M | ﹤0.01% |
413,700
+288,300
| +230% | +$14.3M |
|
1887
Ionis Pharmaceuticals
IONS
$9.51B
| $21.8M | ﹤0.01% |
545,480
+375,631
| +221% | +$14.7M |
|
1888
CALL
Devon Energy
DVN
$50.4B
| $21.7M | ﹤0.01% |
745,082
-658,928
| -47% | -$17M |
|
|
NEBC
1889
DELISTED
Nebula Caravel Acquisition Corp. Class A Common Stock
NEBC
| $21.7M | ﹤0.01% |
2,174,410
+689,421
| +46% | +$6.85M |
|
1890
CALL
iShares Core S&P 500 ETF
IVV
$908B
| $21.7M | ﹤0.01% |
50,500
+4,800
| +11% | +$2.01M |
|
1891
Infosys
INFY
$49B
| $21.7M | ﹤0.01% |
1,023,421
-882,924
| -46% | -$16.9M |
|
1892
PUT
Prologis
PLD
$134B
| $21.6M | ﹤0.01% |
181,100
+61,700
| +52% | +$7.21M |
|
1893
CALL
Invesco DB US Dollar Index Bullish Fund
UUP
$413M
| $21.6M | ﹤0.01% |
871,800
-76,900
| -8% | -$1.88M |
|
1894
Qiagen
QGEN
$8.87B
| $21.6M | ﹤0.01% |
421,757
+315,738
| +298% | +$16.3M |
|
|
CSTA
1895
DELISTED
Constellation Acquisition Corp I
CSTA
| $21.6M | ﹤0.01% |
2,208,663
-1,366
| -0.1% | -$13.4K |
|
|
AYX
1896
PUT
DELISTED
Alteryx Inc
AYX
| $21.6M | ﹤0.01% |
250,700
-294,700
| -54% | -$24.1M |
|
1897
Aclaris Therapeutics
ACRS
$851M
| $21.6M | ﹤0.01% |
1,227,393
-99,956
| -8% | -$2.27M |
|
|
SPWR
1898
PUT
DELISTED
SunPower Corporation Common Stock
SPWR
| $21.5M | ﹤0.01% |
737,400
+169,300
| +30% | +$4.37M |
|
1899
Upstart Holdings
UPST
$2.96B
| $21.5M | ﹤0.01% |
172,413
+161,992
| +1,554% | +$19.9M |
|
1900
PUT
Stanley Black & Decker
SWK
$15.4B
| $21.5M | ﹤0.01% |
105,000
-104,900
| -50% | -$21.8M |
|
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Ken Griffin's Q2 2021 Portfolio in Review
As of Q2 2021, Ken Griffin held 15,073 positions worth $447B, up 9.6% from $408B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
Ken Griffin's Q2 2021 filing shows 1,965 new, 5,545 increased, 5,814 reduced and 1,500 closed positions. Its largest new stake was Coinbase: 1,010,057 shares worth $256M. The largest sale was Microsoft, an estimated $544M.
By sector, the portfolio is most concentrated in Technology at 3.2% of assets, down from 3.9% a quarter earlier, followed by Healthcare and Financials.
- Ken Griffin's largest Q2 2021 buy was Coinbase: 1,010,057 shares worth $256M.
- Ken Griffin added most to AT&T in Q2 2021, an estimated $877M increase.
- Ken Griffin's biggest Q2 2021 reduction was Microsoft, cutting an estimated $544M.
- Ken Griffin fully exited Varian Medical Systems, Inc. in Q2 2021, selling an estimated $197M.
- Ken Griffin's ten largest holdings make up 27% of its $447B portfolio in Q2 2021.
- Ken Griffin opened 1,965 new positions and closed 1,500 in Q2 2021.
- Ken Griffin's portfolio value rose 9.6% quarter-over-quarter to $447B.
Based on Citadel Advisors's 13F filing for Q2 2021, filed 16 Aug 2021.