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 | |
|---|---|---|---|---|---|---|
1276
Tandem Diabetes Care
TNDM
$1.57B
| $38.7M | 0.01% |
397,384
-253,100
| -39% | -$22.6M |
|
|
ZEN
1277
PUT
DELISTED
ZENDESK INC
ZEN
| $38.7M | 0.01% |
268,100
+109,000
| +69% | +$15.4M |
|
1278
International Flavors & Fragrances
IFF
$21.4B
| $38.7M | 0.01% |
258,852
-72,455
| -22% | -$10.4M |
|
1279
PUT
Consolidated Edison
ED
$40.3B
| $38.5M | 0.01% |
537,100
+343,900
| +178% | +$26.4M |
|
1280
PUT
Halliburton
HAL
$28.7B
| $38.5M | 0.01% |
1,665,900
-456,400
| -22% | -$10.1M |
|
1281
Intuit
INTU
$94.7B
| $38.5M | 0.01% |
78,475
-11,955
| -13% | -$5.18M |
|
1282
Axsome Therapeutics
AXSM
$11.3B
| $38.4M | 0.01% |
569,805
+160,511
| +39% | +$9.63M |
|
|
LOGC
1283
CALL
DELISTED
ContextLogic
LOGC
| $38.4M | 0.01% |
97,193
+92,946
| +2,189% | +$32.9M |
|
|
JOBS
1284
DELISTED
51job Inc
JOBS
| $38.4M | 0.01% |
493,564
+134,737
| +38% | +$9.4M |
|
1285
Vanguard Intermediate-Term Bond ETF
BIV
$28.8B
| $38.4M | 0.01% |
426,435
-1,468,019
| -77% | -$131M |
|
|
OSH
1286
PUT
DELISTED
Oak Street Health, Inc.
OSH
| $38.4M | 0.01% |
654,900
+629,700
| +2,499% | +$37.5M |
|
1287
PUT
Nokia
NOK
$59.5B
| $38.3M | 0.01% |
7,199,900
-236,500
| -3% | -$1.14M |
|
1288
CALL
Kohl's
KSS
$2.22B
| $38.3M | 0.01% |
695,000
-87,000
| -11% | -$5M |
|
1289
CALL
General Dynamics
GD
$107B
| $38.3M | 0.01% |
203,400
-6,300
| -3% | -$1.19M |
|
1290
CALL
iShares MSCI Japan ETF
EWJ
$23.1B
| $38.2M | 0.01% |
565,400
+74,300
| +15% | +$5.08M |
|
1291
PUT
Direxion Daily Small Cap Bull 3x ETF
TNA
$1.52B
| $38.2M | 0.01% |
389,900
-42,100
| -10% | -$3.92M |
|
|
TRML
1292
DELISTED
Tourmaline Bio
TRML
| $38.1M | 0.01% |
+267,033
| New | +$40.9M |
|
1293
Ascendis Pharma A/S
ASND
$16.2B
| $38.1M | 0.01% |
289,675
+174,760
| +152% | +$23.3M |
|
1294
CALL
ON Semiconductor
ON
$31.9B
| $38.1M | 0.01% |
994,600
-39,800
| -4% | -$1.56M |
|
1295
CALL
Alaska Air
ALK
$5.16B
| $38.1M | 0.01% |
631,200
+111,700
| +22% | +$7.54M |
|
1296
Simply Good Foods
SMPL
$1,000M
| $38M | 0.01% |
1,040,953
-253,238
| -20% | -$8.66M |
|
1297
CALL
Alcoa
AA
$13.2B
| $38M | 0.01% |
1,031,600
-728,400
| -41% | -$26.5M |
|
1298
PG&E
PCG
$39.2B
| $38M | 0.01% |
3,736,027
-37,161
| -1% | -$399K |
|
|
1299
PUT
ON Semiconductor
ON
$31.9B
| $37.9M | 0.01% |
991,300
-341,000
| -26% | -$13.4M |
|
1300
PUT
Molson Coors Class B
TAP
$7.91B
| $37.9M | 0.01% |
706,500
-62,900
| -8% | -$3.51M |
|
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.