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 | |
|---|---|---|---|---|---|---|
1226
Chubb
CB
$133B
| $41.5M | 0.01% |
260,801
+136,667
| +110% | +$22.7M |
|
1227
PUT
Canadian Pacific Kansas City
CP
$82.9B
| $41.4M | 0.01% |
538,200
+312,200
| +138% | +$24.2M |
|
1228
CALL
CSX Corp
CSX
$93.5B
| $41.4M | 0.01% |
1,290,200
-322,900
| -20% | -$10.6M |
|
1229
PUT
Cheniere Energy
LNG
$56B
| $41.2M | 0.01% |
475,400
-127,000
| -21% | -$10.3M |
|
1230
Interactive Brokers
IBKR
$41.7B
| $41.2M | 0.01% |
2,507,192
-734,720
| -23% | -$12.7M |
|
|
KAHC.U
1231
DELISTED
KKR Acquisition Holdings I Corp. Units, each consisting of one share of Class A Common Stock and one-fourth of one redeemable warrant
KAHC.U
| $41.2M | 0.01% |
4,099,694
-2,400,306
| -37% | -$24.1M |
|
|
DOCU
1232
DocuSign
DOCU
$11.7B
| $41.1M | 0.01% |
147,170
-151,581
| -51% | -$33.9M |
|
1233
CALL
CarMax
KMX
$8.49B
| $41M | 0.01% |
317,400
+80,500
| +34% | +$9.95M |
|
1234
PUT
Colgate-Palmolive
CL
$73.6B
| $41M | 0.01% |
503,600
+88,900
| +21% | +$7.27M |
|
|
IRBT
1235
PUT
DELISTED
iRobot
IRBT
| $40.9M | 0.01% |
437,600
+192,600
| +79% | +$19.7M |
|
1236
PUT
Caesars Entertainment
CZR
$6.05B
| $40.8M | 0.01% |
393,600
+88,500
| +29% | +$8.93M |
|
|
FISV
1237
PUT
Fiserv Inc
FISV
$29B
| $40.8M | 0.01% |
381,900
-91,900
| -19% | -$10.7M |
|
1238
uniQure
QURE
$3.28B
| $40.8M | 0.01% |
1,324,299
+27,003
| +2% | +$905K |
|
1239
EPAM Systems
EPAM
$5.2B
| $40.7M | 0.01% |
+79,694
| New | +$37.3M |
|
|
SF
1240
Stifel
SF
$12.9B
| $40.6M | 0.01% |
939,501
+841,297
| +857% | +$37.7M |
|
1241
Stanley Black & Decker
SWK
$15.4B
| $40.5M | 0.01% |
197,442
-302,644
| -61% | -$62.8M |
|
1242
Melco Resorts & Entertainment
MLCO
$2.18B
| $40.5M | 0.01% |
2,441,803
+793,546
| +48% | +$14.4M |
|
|
TRIL
1243
DELISTED
Trillium Therapeutics Inc.
TRIL
| $40.4M | 0.01% |
4,166,759
+654,608
| +19% | +$6.16M |
|
1244
PUT
Cameco
CCJ
$42.8B
| $40.3M | 0.01% |
2,103,200
+569,400
| +37% | +$10.7M |
|
|
STMP
1245
PUT
DELISTED
Stamps.com, Inc.
STMP
| $40.3M | 0.01% |
201,000
-76,000
| -27% | -$14.9M |
|
1246
Olema Pharmaceuticals
OLMA
$919M
| $40.2M | 0.01% |
1,436,479
+1,683
| +0.1% | +$47.9K |
|
1247
PUT
Ralph Lauren
RL
$23.2B
| $40.1M | 0.01% |
340,200
+72,700
| +27% | +$9.1M |
|
1248
CALL
ArcelorMittal
MT
$55.6B
| $40M | 0.01% |
1,287,000
-779,100
| -38% | -$24.1M |
|
1249
United Parcel Service
UPS
$89.3B
| $40M | 0.01% |
192,167
-136,856
| -42% | -$27.4M |
|
1250
Pan American Silver
PAAS
$20B
| $39.9M | 0.01% |
1,396,402
+752,183
| +117% | +$24.2M |
|
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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.