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 |
Tesla
TSLA
|
+$1.26B |
| 2 |
Microsoft
MSFT
|
+$633M |
| 3 |
Alibaba
BABA
|
+$501M |
| 4 |
ATVI
Activision Blizzard
ATVI
|
+$484M |
| 5 |
Apple
AAPL
|
+$456M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$622M |
| 2 |
ALXN
Alexion Pharmaceuticals
ALXN
|
+$597M |
| 3 |
Comcast
CMCSA
|
+$461M |
| 4 |
UnitedHealth
UNH
|
+$409M |
| 5 |
MXIM
Maxim Integrated Products
MXIM
|
+$343M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 3.08% |
| 2 | Consumer Discretionary | 2.25% |
| 3 | Financials | 2.23% |
| 4 | Healthcare | 2.22% |
| 5 | Industrials | 1.46% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
6151
PUT
BGC Group
BGC
$5.31B
| $2.07M | ﹤0.01% |
398,100
-88,200
| -18% | -$468K |
|
|
SHYF
6152
DELISTED
The Shyft Group
SHYF
| $2.07M | ﹤0.01% |
54,560
-20,363
| -27% | -$825K |
|
|
ATSG
6153
PUT
DELISTED
Air Transport Services Group
ATSG
| $2.07M | ﹤0.01% |
80,300
+30,900
| +63% | +$780K |
|
|
MCFE
6154
PUT
DELISTED
McAfee Corp. Class A Common Stock
MCFE
| $2.07M | ﹤0.01% |
93,700
-8,400
| -8% | -$217K |
|
6155
CALL
Aemetis
AMTX
$130M
| $2.07M | ﹤0.01% |
113,300
-31,900
| -22% | -$353K |
|
6156
Aspen Aerogels
ASPN
$483M
| $2.07M | ﹤0.01% |
45,015
+13,937
| +45% | +$552K |
|
6157
CALL
Lazard
LAZ
$4.26B
| $2.07M | ﹤0.01% |
45,200
+15,400
| +52% | +$719K |
|
6158
Adtran
ADTN
$705M
| $2.07M | ﹤0.01% |
110,262
+79,705
| +261% | +$1.68M |
|
6159
Direxion Daily S&P Biotech Bear 3X ETF
LABD
$55.7M
| $2.07M | ﹤0.01% |
9,713
+4,208
| +76% | +$895K |
|
|
NGCA
6160
DELISTED
NextGen Acquisition Corp. II Class A Ordinary Shares
NGCA
| $2.07M | ﹤0.01% |
208,790
-1,305,985
| -86% | -$12.9M |
|
6161
CALL
Grand Canyon Education
LOPE
$3.7B
| $2.07M | ﹤0.01% |
23,500
+8,300
| +55% | +$739K |
|
|
XEC
6162
CALL
DELISTED
CIMAREX ENERGY CO
XEC
| $2.07M | ﹤0.01% |
23,700
-30,000
| -56% | -$2.08M |
|
6163
CALL
Broadridge
BR
$19.1B
| $2.07M | ﹤0.01% |
12,400
-4,300
| -26% | -$732K |
|
6164
CALL
Main Street Capital
MAIN
$5.44B
| $2.06M | ﹤0.01% |
50,200
+15,900
| +46% | +$661K |
|
6165
Babcock & Wilcox
BW
$1.48B
| $2.06M | ﹤0.01% |
321,760
+46,711
| +17% | +$326K |
|
6166
WisdomTree Trust WisdomTree China ex-State-Owned Enterprises Fund
CXSE
$502M
| $2.06M | ﹤0.01% |
38,539
-18,976
| -33% | -$1.09M |
|
6167
International Money Express
IMXI
$450M
| $2.06M | ﹤0.01% |
123,409
-29,121
| -19% | -$488K |
|
6168
CALL
Red Robin
RRGB
$200M
| $2.06M | ﹤0.01% |
89,300
+14,000
| +19% | +$361K |
|
6169
CALL
Altimmune
ALT
$584M
| $2.06M | ﹤0.01% |
182,000
+121,200
| +199% | +$1.47M |
|
6170
PUT
Kimco Realty
KIM
$16.3B
| $2.06M | ﹤0.01% |
99,100
-40,500
| -29% | -$866K |
|
6171
PUT
Masco
MAS
$14.6B
| $2.06M | ﹤0.01% |
37,000
+7,100
| +24% | +$421K |
|
|
ECOM
6172
DELISTED
CHANNELADVISOR CORPORATION
ECOM
| $2.06M | ﹤0.01% |
81,448
+16,806
| +26% | +$414K |
|
|
PIPP.U
6173
DELISTED
Pine Island Acquisition Corp. Units, each consisting of one share of Class A common stock and one-third of one redeemable warrant
PIPP.U
| $2.06M | ﹤0.01% |
204,488
+93,546
| +84% | +$940K |
|
|
SRTA
6174
CALL
Strata Critical Medical Inc
SRTA
$522M
| $2.05M | ﹤0.01% |
197,300
+32,100
| +19% | +$280K |
|
6175
PUT
Equinox Gold
EQX
$13.8B
| $2.05M | ﹤0.01% |
310,800
-16,600
| -5% | -$112K |
|
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Ken Griffin's Q3 2021 Portfolio in Review
As of Q3 2021, Ken Griffin held 15,428 positions worth $481B, up 7.8% from $447B the previous quarter. Its ten largest holdings account for 29% of the portfolio.
Ken Griffin deployed $38.1B of net new capital in Q3 2021, opening 1,885 new positions and adding to 5,794 existing holdings. Its largest new stake was Etsy: 948,509 shares worth $197M.
By sector, the portfolio is most concentrated in Technology at 3.1% of assets, down from 3.2% a quarter earlier, followed by Consumer Discretionary and Financials.
On the sell side, the largest reduction was Meta Platforms (Facebook), an estimated $622M trimmed.
- Ken Griffin's largest Q3 2021 buy was Etsy: 948,509 shares worth $197M.
- Ken Griffin added most to Tesla in Q3 2021, an estimated $1.26B increase.
- Ken Griffin's biggest Q3 2021 reduction was Meta Platforms (Facebook), cutting an estimated $622M.
- Ken Griffin fully exited Alexion Pharmaceuticals in Q3 2021, selling an estimated $597M.
- Ken Griffin's ten largest holdings make up 29% of its $481B portfolio in Q3 2021.
- Ken Griffin opened 1,885 new positions and closed 1,724 in Q3 2021.
- Ken Griffin's portfolio value rose 7.8% quarter-over-quarter to $481B.
Based on Citadel Advisors's 13F filing for Q3 2021, filed 15 Nov 2021.