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 | |
|---|---|---|---|---|---|---|
1251
CALL
Edwards Lifesciences
EW
$53.1B
| $39.8M | 0.01% |
384,100
+145,400
| +61% | +$13.7M |
|
1252
Nutanix
NTNX
$17.9B
| $39.8M | 0.01% |
1,040,217
+99,467
| +11% | +$3.1M |
|
1253
American Homes 4 Rent
AMH
$12.3B
| $39.7M | 0.01% |
1,022,962
+562,624
| +122% | +$20.9M |
|
1254
CALL
Universal Display
OLED
$4.12B
| $39.7M | 0.01% |
178,600
-55,700
| -24% | -$12.2M |
|
1255
Brinker International
EAT
$10.1B
| $39.7M | 0.01% |
641,580
+125,082
| +24% | +$7.91M |
|
1256
PUT
Global Payments
GPN
$24.5B
| $39.5M | 0.01% |
210,600
+90,600
| +76% | +$18.2M |
|
1257
Kinder Morgan
KMI
$72.9B
| $39.5M | 0.01% |
2,165,225
-1,195,316
| -36% | -$21.3M |
|
1258
Churchill Downs
CHDN
$6.25B
| $39.4M | 0.01% |
+397,550
| New | +$40.8M |
|
1259
PUT
EOG Resources
EOG
$74.8B
| $39.4M | 0.01% |
472,300
+112,800
| +31% | +$8.92M |
|
1260
CALL
Idexx Laboratories
IDXX
$43.6B
| $39.4M | 0.01% |
62,400
+11,600
| +23% | +$6.41M |
|
1261
CALL
Cboe Global Markets
CBOE
$30.9B
| $39.4M | 0.01% |
331,000
+76,800
| +30% | +$8.42M |
|
1262
CALL
PagSeguro Digital
PAGS
$2.4B
| $39.4M | 0.01% |
703,800
+148,800
| +27% | +$7.16M |
|
|
NUVA
1263
DELISTED
NuVasive, Inc.
NUVA
| $39.3M | 0.01% |
579,978
+275,818
| +91% | +$18.8M |
|
1264
PUT
Duke Energy
DUK
$96.6B
| $39.3M | 0.01% |
398,100
+150,400
| +61% | +$15.1M |
|
1265
Cameco
CCJ
$42.8B
| $39.3M | 0.01% |
2,047,245
+42,310
| +2% | +$799K |
|
|
JMIA
1266
CALL
Jumia Technologies
JMIA
$758M
| $39.3M | 0.01% |
1,294,200
+273,900
| +27% | +$8.29M |
|
1267
Kroger
KR
$35B
| $39.2M | 0.01% |
1,024,141
-979,608
| -49% | -$36.9M |
|
1268
Reinsurance Group of America
RGA
$16.3B
| $39.2M | 0.01% |
343,570
+133,062
| +63% | +$16.8M |
|
1269
Olin
OLN
$2.16B
| $39.1M | 0.01% |
845,350
+422,197
| +100% | +$19M |
|
1270
CALL
Gaotu Techedu
GOTU
$403M
| $39M | 0.01% |
2,639,400
+644,500
| +32% | +$14.4M |
|
1271
Blue Owl Capital
OWL
$19.2B
| $38.9M | 0.01% |
3,038,114
+2,871,959
| +1,728% | +$32.5M |
|
|
LENZ
1272
LENZ Therapeutics
LENZ
$149M
| $38.9M | 0.01% |
+184,032
| New | +$32.1M |
|
1273
Sunrun
RUN
$2.44B
| $38.8M | 0.01% |
695,575
-43,815
| -6% | -$2.12M |
|
1274
CALL
Avis
CAR
$4.84B
| $38.8M | 0.01% |
497,900
+3,500
| +0.7% | +$290K |
|
1275
PUT
Martin Marietta Materials
MLM
$33B
| $38.8M | 0.01% |
110,200
-3,300
| -3% | -$1.18M |
|
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 3.2% 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.