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 | |
|---|---|---|---|---|---|---|
3926
PUT
MasTec
MTZ
$23.9B
| $6.02M | ﹤0.01% |
56,700
+13,400
| +31% | +$1.45M |
|
3927
Rush Enterprises Class A
RUSHA
$9.6B
| $6.01M | ﹤0.01% |
208,500
+156,138
| +298% | +$4.99M |
|
|
VTIQU
3928
DELISTED
VectoIQ Acquisition Corp. II Unit
VTIQU
| $6.01M | ﹤0.01% |
584,901
-37,291
| -6% | -$378K |
|
|
DCPH
3929
DELISTED
Deciphera Pharmaceuticals, Inc. Common Stock
DCPH
| $6M | ﹤0.01% |
163,961
+157,956
| +2,630% | +$6.12M |
|
|
TETCU
3930
DELISTED
Tech and Energy Transition Corporation Unit
TETCU
| $6M | ﹤0.01% |
600,000
-1,100,000
| -65% | -$11M |
|
3931
First Trust NYSE Arca Biotechnology Index Fund
FBT
$2.77B
| $5.99M | ﹤0.01% |
34,720
+1,169
| +3% | +$193K |
|
|
MTLS
3932
Materialise
MTLS
$400M
| $5.99M | ﹤0.01% |
248,556
+45,276
| +22% | +$1.27M |
|
|
PPD
3933
DELISTED
PPD, Inc. Common Stock
PPD
| $5.98M | ﹤0.01% |
+129,736
| New | +$5.86M |
|
3934
CALL
Crown Holdings
CCK
$12.9B
| $5.98M | ﹤0.01% |
58,500
+1,000
| +2% | +$105K |
|
3935
CALL
Matador Resources
MTDR
$6.64B
| $5.98M | ﹤0.01% |
166,000
-20,500
| -11% | -$598K |
|
|
EFTR
3936
DELISTED
eFFECTOR Therapeutics, Inc. Common Stock
EFTR
| $5.97M | ﹤0.01% |
24,152
+14,853
| +160% | +$3.65M |
|
3937
PUT
PBF Energy
PBF
$8.52B
| $5.97M | ﹤0.01% |
390,100
+184,700
| +90% | +$2.85M |
|
|
NXDR
3938
Nextdoor Holdings
NXDR
$998M
| $5.96M | ﹤0.01% |
601,643
+378
| +0.1% | +$3.82K |
|
3939
Appian
APPN
$2.54B
| $5.95M | ﹤0.01% |
43,213
-119,798
| -73% | -$13.6M |
|
3940
Stellantis
STLA
$20.2B
| $5.95M | ﹤0.01% |
301,711
-1,667,774
| -85% | -$31.3M |
|
3941
iShares MSCI South Africa ETF
EZA
$560M
| $5.95M | ﹤0.01% |
121,687
+17,570
| +17% | +$898K |
|
3942
CALL
Newell Brands
NWL
$2.66B
| $5.95M | ﹤0.01% |
216,400
-207,800
| -49% | -$5.73M |
|
3943
CALL
Bio-Techne
TECH
$11.3B
| $5.94M | ﹤0.01% |
52,800
+19,200
| +57% | +$2.02M |
|
3944
PUT
Qfin Holdings
QFIN
$1.49B
| $5.94M | ﹤0.01% |
142,000
-72,200
| -34% | -$2.2M |
|
|
LEGO
3945
DELISTED
Legato Merger Corp. Common stock
LEGO
| $5.94M | ﹤0.01% |
592,416
+580,926
| +5,056% | +$5.72M |
|
3946
AST SpaceMobile
ASTS
$21.3B
| $5.93M | ﹤0.01% |
+458,120
| New | +$4.12M |
|
|
PRPB
3947
DELISTED
CC Neuberger Principal Holdings II Class A Ordinary Shares
PRPB
| $5.92M | ﹤0.01% |
599,091
-219,665
| -27% | -$2.18M |
|
|
BLTSU
3948
DELISTED
Bright Lights Acquisition Corp. Unit
BLTSU
| $5.92M | ﹤0.01% |
586,502
+216
| +0% | +$2.17K |
|
|
YMAB
3949
DELISTED
Y-mAbs Therapeutics
YMAB
| $5.92M | ﹤0.01% |
175,185
+83,790
| +92% | +$2.69M |
|
3950
PUT
Schrodinger
SDGR
$1.32B
| $5.92M | ﹤0.01% |
78,300
-87,100
| -53% | -$6.31M |
|
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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.