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 | 3.03% |
| 2 | Consumer Discretionary | 2.25% |
| 3 | Healthcare | 2.2% |
| 4 | Financials | 2.18% |
| 5 | Industrials | 1.46% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
501
Ultragenyx Pharmaceutical
RARE
$2.62B
| $134M | 0.03% |
1,483,150
-373,329
| -20% | -$33.7M |
|
502
O'Reilly Automotive
ORLY
$75.1B
| $133M | 0.03% |
3,264,885
-2,546,355
| -44% | -$102M |
|
|
WCN
503
Waste Connections
WCN
$41.6B
| $133M | 0.03% |
1,054,471
+18,086
| +2% | +$2.29M |
|
504
CALL
American Express
AXP
$232B
| $133M | 0.03% |
791,500
-250,300
| -24% | -$41.8M |
|
505
Cadence Design Systems
CDNS
$89.7B
| $132M | 0.03% |
873,223
+229,572
| +36% | +$35M |
|
506
Ameren
AEE
$30.2B
| $132M | 0.03% |
1,629,631
+1,589,239
| +3,935% | +$136M |
|
507
PUT
RTX Corp
RTX
$297B
| $132M | 0.03% |
1,533,164
-310,964
| -17% | -$26.6M |
|
508
CALL
Simon Property Group
SPG
$71.7B
| $132M | 0.03% |
1,011,800
+198,100
| +24% | +$25.8M |
|
|
X
509
PUT
DELISTED
US Steel
X
| $131M | 0.03% |
5,970,100
-1,844,900
| -24% | -$46.1M |
|
|
EA
510
PUT
DELISTED
Electronic Arts
EA
| $131M | 0.03% |
919,800
+273,200
| +42% | +$38.3M |
|
511
PUT
Oracle
ORCL
$449B
| $131M | 0.03% |
1,500,900
-222,400
| -13% | -$19.6M |
|
512
PUT
Philip Morris
PM
$294B
| $131M | 0.03% |
1,379,500
+426,600
| +45% | +$42.9M |
|
513
Baxter International
BAX
$14B
| $131M | 0.03% |
1,623,658
+1,245,964
| +330% | +$98.5M |
|
514
JPMorgan Chase
JPM
$966B
| $130M | 0.03% |
794,843
+424,979
| +115% | +$66.6M |
|
515
PUT
PNC Financial Services
PNC
$102B
| $130M | 0.03% |
664,400
+40,900
| +7% | +$7.73M |
|
516
CALL
Clorox
CLX
$12.9B
| $129M | 0.03% |
780,400
+196,300
| +34% | +$33.8M |
|
517
CALL
Cloudflare
NET
$118B
| $129M | 0.03% |
1,147,000
+42,900
| +4% | +$5.13M |
|
518
CALL
Domino's
DPZ
$11.7B
| $129M | 0.03% |
270,400
-59,400
| -18% | -$30.1M |
|
519
Williams Companies
WMB
$89.6B
| $129M | 0.03% |
4,969,757
+4,641,144
| +1,412% | +$117M |
|
520
NiSource
NI
$20.2B
| $129M | 0.03% |
5,317,855
+598,956
| +13% | +$14.9M |
|
521
United Parcel Service
UPS
$89.7B
| $128M | 0.03% |
704,487
+512,320
| +267% | +$101M |
|
522
CALL
Beyond Meat
BYND
$217M
| $128M | 0.03% |
1,213,800
-568,200
| -32% | -$69.5M |
|
523
CALL
Blackstone
BX
$112B
| $127M | 0.03% |
1,093,600
+279,600
| +34% | +$32.4M |
|
524
PUT
AstraZeneca
AZN
$244B
| $127M | 0.03% |
1,056,706
-78,494
| -7% | -$9.14M |
|
525
Public Service Enterprise Group
PEG
$37.7B
| $127M | 0.03% |
2,082,420
+2,058,599
| +8,642% | +$129M |
|
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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% of assets, down from 3% a quarter earlier, followed by Consumer Discretionary and Healthcare.
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.