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 | |
|---|---|---|---|---|---|---|
1351
Toast
TOST
$20.1B
| $35.6M | 0.01% |
+711,779
| New | +$38.9M |
|
1352
CALL
State Street Materials Select Sector SPDR ETF
XLB
$8.6B
| $35.5M | 0.01% |
898,600
-22,800
| -2% | -$948K |
|
1353
CALL
Teradata
TDC
$2.59B
| $35.5M | 0.01% |
619,200
+84,800
| +16% | +$4.37M |
|
1354
CALL
Wolfspeed
WOLF
$1.62B
| $35.5M | 0.01% |
439,500
+62,000
| +16% | +$5.51M |
|
|
MRO
1355
CALL
DELISTED
Marathon Oil Corporation
MRO
| $35.5M | 0.01% |
2,595,100
+780,800
| +43% | +$9.41M |
|
1356
PUT
Zoetis
ZTS
$31.2B
| $35.5M | 0.01% |
182,700
-1,100
| -0.6% | -$222K |
|
1357
Progressive
PGR
$121B
| $35.4M | 0.01% |
391,721
+357,282
| +1,037% | +$34.1M |
|
|
TRML
1358
DELISTED
Tourmaline Bio
TRML
| $35.4M | 0.01% |
266,947
-86
| -0% | -$11.8K |
|
1359
Otis Worldwide
OTIS
$27.6B
| $35.4M | 0.01% |
+429,987
| New | +$37.8M |
|
1360
Arrow Electronics
ARW
$10.7B
| $35.3M | 0.01% |
314,770
+288,507
| +1,099% | +$33.4M |
|
1361
CALL
Universal Display
OLED
$4.12B
| $35.3M | 0.01% |
206,500
+27,900
| +16% | +$5.78M |
|
|
ICVX
1362
DELISTED
Icosavax, Inc. Common Stock
ICVX
| $35.2M | 0.01% |
+1,208,725
| New | +$41M |
|
1363
Syndax Pharmaceuticals
SNDX
$1.71B
| $35.2M | 0.01% |
1,843,357
-115,274
| -6% | -$1.92M |
|
1364
Ionis Pharmaceuticals
IONS
$9.32B
| $35.2M | 0.01% |
1,049,857
+504,377
| +92% | +$19M |
|
1365
Monster Beverage
MNST
$91.4B
| $35.2M | 0.01% |
1,583,552
+1,263,752
| +395% | +$29.9M |
|
1366
Euronet Worldwide
EEFT
$2.74B
| $35M | 0.01% |
275,352
+168,717
| +158% | +$22.4M |
|
1367
PUT
Sunrun
RUN
$2.5B
| $35M | 0.01% |
795,865
-304,335
| -28% | -$14.5M |
|
1368
PUT
American Eagle Outfitters
AEO
$2.71B
| $35M | 0.01% |
1,356,800
+608,000
| +81% | +$19.3M |
|
|
STMP
1369
PUT
DELISTED
Stamps.com, Inc.
STMP
| $35M | 0.01% |
106,100
-94,900
| -47% | -$30.1M |
|
1370
CALL
Baxter International
BAX
$13.9B
| $35M | 0.01% |
434,800
+14,600
| +3% | +$1.15M |
|
1371
CALL
Direxion Daily Technology Bull 3x ETF
TECL
$6.39B
| $34.9M | 0.01% |
616,600
-142,200
| -19% | -$8.96M |
|
1372
PUT
ProShares Ultra VIX Short-Term Futures ETF
UVXY
$276M
| $34.9M | 0.01% |
5,682
-445
| -7% | -$2.83M |
|
1373
CALL
AvalonBay Communities
AVB
$26.2B
| $34.8M | 0.01% |
157,200
-21,200
| -12% | -$4.76M |
|
|
MAAC
1374
DELISTED
Montes Archimedes Acquisition Corp. Class A Common Stock
MAAC
| $34.8M | 0.01% |
3,484,080
+447,185
| +15% | +$4.44M |
|
1375
AtriCure
ATRC
$2.2B
| $34.8M | 0.01% |
500,697
-328,120
| -40% | -$25.3M |
|
Similar funds
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.