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 | |
|---|---|---|---|---|---|---|
4876
PUT
Cirrus Logic
CRUS
$6.07B
| $3.86M | ﹤0.01% |
45,400
-37,200
| -45% | -$2.98M |
|
4877
Landstar System
LSTR
$6.45B
| $3.86M | ﹤0.01% |
24,457
-62,463
| -72% | -$10.5M |
|
4878
PUT
Freshpet
FRPT
$3.5B
| $3.86M | ﹤0.01% |
23,700
+12,000
| +103% | +$2.05M |
|
4879
CALL
MKS Inc
MKSI
$21B
| $3.86M | ﹤0.01% |
21,700
-13,600
| -39% | -$2.47M |
|
|
VCVC
4880
CALL
DELISTED
10X Capital Venture Acquisition Corp
VCVC
| $3.86M | ﹤0.01% |
387,600
+112,900
| +41% | +$1.12M |
|
|
MRNS
4881
DELISTED
Marinus Pharmaceuticals, Inc
MRNS
| $3.86M | ﹤0.01% |
215,015
+185,724
| +634% | +$2.99M |
|
4882
Ingredion
INGR
$6.63B
| $3.85M | ﹤0.01% |
42,574
-31,762
| -43% | -$2.97M |
|
4883
CALL
Western Union
WU
$2.32B
| $3.85M | ﹤0.01% |
167,700
-13,300
| -7% | -$331K |
|
|
FINV
4884
FinVolution Group
FINV
$1.03B
| $3.85M | ﹤0.01% |
404,362
-32,804
| -8% | -$249K |
|
|
MONCU
4885
DELISTED
Monument Circle Acquisition Corp. Unit
MONCU
| $3.85M | ﹤0.01% |
383,203
-3,369
| -0.9% | -$33.7K |
|
|
PRPC.U
4886
DELISTED
CC Neuberger Principal Holdings III Units, each consisting of one Class A ordinary share, and one-fifth of one redeemable warrant
PRPC.U
| $3.85M | ﹤0.01% |
385,047
-8,875
| -2% | -$89.4K |
|
4887
PUT
Modine Manufacturing
MOD
$11.1B
| $3.84M | ﹤0.01% |
231,500
-37,300
| -14% | -$611K |
|
4888
PUT
Alamos Gold
AGI
$14B
| $3.84M | ﹤0.01% |
501,700
-191,700
| -28% | -$1.64M |
|
4889
PUT
Matador Resources
MTDR
$6.64B
| $3.83M | ﹤0.01% |
106,500
-64,100
| -38% | -$1.87M |
|
|
EH
4890
EHang Holdings
EH
$450M
| $3.83M | ﹤0.01% |
88,992
-49,131
| -36% | -$1.5M |
|
|
CHX
4891
DELISTED
ChampionX
CHX
| $3.82M | ﹤0.01% |
148,897
-75,151
| -34% | -$1.83M |
|
4892
Clean Harbors
CLH
$17B
| $3.82M | ﹤0.01% |
+41,003
| New | +$3.73M |
|
|
INKAU
4893
DELISTED
KludeIn I Acquisition Corp. Unit
INKAU
| $3.82M | ﹤0.01% |
378,244
+2,005
| +0.5% | +$20.2K |
|
4894
CALL
Gen Digital
GEN
$17B
| $3.82M | ﹤0.01% |
140,200
-160,500
| -53% | -$4M |
|
4895
CALL
Casey's General Stores
CASY
$31.3B
| $3.81M | ﹤0.01% |
19,600
-800
| -4% | -$172K |
|
4896
Kratos Defense & Security Solutions
KTOS
$12.1B
| $3.81M | ﹤0.01% |
133,834
+26,083
| +24% | +$689K |
|
4897
PUT
Teledyne Technologies
TDY
$31.5B
| $3.81M | ﹤0.01% |
9,100
+3,900
| +75% | +$1.66M |
|
|
YALA
4898
PUT
Yalla Group
YALA
$832M
| $3.81M | ﹤0.01% |
190,400
+92,100
| +94% | +$1.86M |
|
|
FSTX
4899
DELISTED
F-star Therapeutics, Inc. Common Stock
FSTX
| $3.8M | ﹤0.01% |
442,780
+407,622
| +1,159% | +$3.48M |
|
4900
PUT
Waters Corp
WAT
$40.5B
| $3.8M | ﹤0.01% |
11,000
-6,600
| -38% | -$2.09M |
|
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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.