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 | 3.03% |
| 2 | Healthcare | 3.01% |
| 3 | Financials | 2.28% |
| 4 | Consumer Discretionary | 2.27% |
| 5 | Industrials | 1.93% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
MXIM
151
DELISTED
Maxim Integrated Products
MXIM
| $343M | 0.08% |
3,257,008
+1,564,079
| +92% | +$153M |
|
|
TWTR
152
DELISTED
Twitter, Inc.
TWTR
| $343M | 0.08% |
4,980,741
+1,878,264
| +61% | +$115M |
|
153
PUT
Lam Research
LRCX
$390B
| $342M | 0.08% |
5,259,000
-1,960,000
| -27% | -$124M |
|
154
PUT
ProShares UltraPro QQQ
TQQQ
$36.7B
| $342M | 0.08% |
11,160,400
+4,780,400
| +75% | +$126M |
|
155
PUT
Cisco
CSCO
$475B
| $341M | 0.08% |
6,440,400
-1,712,400
| -21% | -$90.1M |
|
156
Mastercard
MA
$492B
| $339M | 0.08% |
928,154
-173,445
| -16% | -$64.5M |
|
157
PUT
IBM
IBM
$225B
| $339M | 0.08% |
2,417,201
+343,715
| +17% | +$47M |
|
158
CALL
AMC Entertainment Holdings
AMC
$2.14B
| $338M | 0.08% |
596,590
+185,590
| +45% | +$49.2M |
|
159
PUT
ASML
ASML
$691B
| $337M | 0.08% |
488,400
-146,700
| -23% | -$96.8M |
|
160
CALL
Oracle
ORCL
$419B
| $336M | 0.08% |
4,314,800
+1,898,000
| +79% | +$149M |
|
161
PUT
iShares MSCI EAFE ETF
EFA
$79.9B
| $335M | 0.08% |
4,251,700
-2,608,800
| -38% | -$207M |
|
162
Berkshire Hathaway Class B
BRK.B
$1.11T
| $334M | 0.07% |
1,203,547
+1,039,210
| +632% | +$290M |
|
163
PUT
Bank of America
BAC
$448B
| $334M | 0.07% |
8,090,100
-453,300
| -5% | -$18.6M |
|
164
PUT
American Airlines Group
AAL
$10.1B
| $330M | 0.07% |
15,554,000
+1,958,200
| +14% | +$44.3M |
|
165
PUT
Palantir
PLTR
$420B
| $330M | 0.07% |
12,514,400
-3,520,500
| -22% | -$81.4M |
|
166
CALL
ExxonMobil
XOM
$657B
| $329M | 0.07% |
5,209,200
-891,800
| -15% | -$53.2M |
|
167
PUT
Lowe's Companies
LOW
$124B
| $328M | 0.07% |
1,692,600
+1,046,000
| +162% | +$205M |
|
|
TWTR
168
PUT
DELISTED
Twitter, Inc.
TWTR
| $328M | 0.07% |
4,767,600
+417,700
| +10% | +$25.6M |
|
|
169
PUT
AT&T
T
$168B
| $326M | 0.07% |
15,015,484
+6,525,599
| +77% | +$148M |
|
170
PUT
iShares Expanded Tech-Software Sector ETF
IGV
$14.9B
| $326M | 0.07% |
4,179,500
+2,450,500
| +142% | +$178M |
|
171
PUT
Deere & Co
DE
$167B
| $321M | 0.07% |
911,300
+369,100
| +68% | +$135M |
|
172
CALL
ARK Innovation ETF
ARKK
$6.38B
| $321M | 0.07% |
2,456,600
-376,600
| -13% | -$43.9M |
|
173
McDonald's
MCD
$194B
| $321M | 0.07% |
1,389,826
-329,481
| -19% | -$76.7M |
|
174
CALL
Broadcom
AVGO
$1.98T
| $319M | 0.07% |
6,696,000
-219,000
| -3% | -$10.1M |
|
175
PUT
Airbnb
ABNB
$111B
| $317M | 0.07% |
2,073,000
+1,172,000
| +130% | +$184M |
|
Similar funds
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% of assets, down from 3.7% 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.