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 | |
|---|---|---|---|---|---|---|
5151
PUT
ProShares Ultra QQQ
QLD
$14.5B
| $3.14M | ﹤0.01% |
86,400
-62,800
| -42% | -$2.43M |
|
5152
Invesco S&P SmallCap Information Technology ETF
PSCT
$518M
| $3.14M | ﹤0.01% |
67,500
+57,306
| +562% | +$2.7M |
|
5153
Skywest
SKYW
$4.18B
| $3.14M | ﹤0.01% |
63,653
-91,440
| -59% | -$3.98M |
|
|
SLAMU
5154
DELISTED
Slam Corp. Unit
SLAMU
| $3.13M | ﹤0.01% |
315,973
-761,188
| -71% | -$7.59M |
|
5155
CALL
Arcturus Therapeutics
ARCT
$234M
| $3.13M | ﹤0.01% |
65,500
+39,700
| +154% | +$1.78M |
|
5156
CALL
Public Service Enterprise Group
PEG
$37.9B
| $3.13M | ﹤0.01% |
51,400
+22,500
| +78% | +$1.41M |
|
5157
Rexford Industrial Realty
REXR
$8.08B
| $3.13M | ﹤0.01% |
55,148
+44,282
| +408% | +$2.67M |
|
5158
First Trust Dow Jones International Internet ETF
FDNI
$31.6M
| $3.13M | ﹤0.01% |
+78,900
| New | +$3.37M |
|
|
CSOD
5159
PUT
DELISTED
Cornerstone OnDemand, Inc.
CSOD
| $3.13M | ﹤0.01% |
54,600
+7,900
| +17% | +$429K |
|
5160
PUT
Fortuna Silver Mines
FSM
$3.16B
| $3.12M | ﹤0.01% |
795,000
+242,000
| +44% | +$1.08M |
|
5161
Unisys
UIS
$209M
| $3.12M | ﹤0.01% |
124,124
-46,084
| -27% | -$1.09M |
|
5162
PUT
Kodiak Sciences
KOD
$2.6B
| $3.12M | ﹤0.01% |
32,500
-1,400
| -4% | -$129K |
|
|
RMO
5163
CALL
DELISTED
Romeo Power, Inc.
RMO
| $3.12M | ﹤0.01% |
630,200
-92,500
| -13% | -$553K |
|
5164
PUT
BRC Group Holdings
RILY
$299M
| $3.12M | ﹤0.01% |
52,800
-900
| -2% | -$59K |
|
|
LAC
5165
PUT
DELISTED
Lithium Americas Corp. Common Shares
LAC
| $3.12M | ﹤0.01% |
139,600
-146,600
| -51% | -$2.58M |
|
5166
Albany International
AIN
$1.84B
| $3.11M | ﹤0.01% |
40,497
+17,039
| +73% | +$1.37M |
|
|
MASI
5167
PUT
DELISTED
Masimo
MASI
| $3.11M | ﹤0.01% |
11,500
+600
| +6% | +$163K |
|
5168
PUT
AMN Healthcare
AMN
$1.34B
| $3.11M | ﹤0.01% |
27,100
+5,300
| +24% | +$562K |
|
5169
SK Telecom
SKM
$14.8B
| $3.11M | ﹤0.01% |
62,670
+43,812
| +232% | +$2.12M |
|
5170
WisdomTree US LargeCap Dividend Fund
DLN
$6.45B
| $3.1M | ﹤0.01% |
52,042
+4,842
| +10% | +$298K |
|
|
BOWX
5171
CALL
DELISTED
BowX Acquisition Corp. Class A Common Stock
BOWX
| $3.1M | ﹤0.01% |
310,300
+176,300
| +132% | +$1.81M |
|
5172
PUT
Myriad Genetics
MYGN
$290M
| $3.1M | ﹤0.01% |
95,900
+65,000
| +210% | +$2.16M |
|
|
BLDP
5173
CALL
Ballard Power Systems
BLDP
$814M
| $3.1M | ﹤0.01% |
220,300
-159,800
| -42% | -$2.53M |
|
5174
SiteOne Landscape Supply
SITE
$4.3B
| $3.1M | ﹤0.01% |
15,514
-58,885
| -79% | -$11.1M |
|
5175
CALL
Broadstone Net Lease
BNL
$4.38B
| $3.09M | ﹤0.01% |
124,700
-1,600
| -1% | -$41.3K |
|
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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.