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 | |
|---|---|---|---|---|---|---|
2776
PUT
Labcorp
LH
$25.8B
| $11.3M | ﹤0.01% |
47,608
-4,074
| -8% | -$928K |
|
2777
PagerDuty
PD
$918M
| $11.3M | ﹤0.01% |
264,907
-476,982
| -64% | -$19.3M |
|
2778
CALL
Weibo
WB
$1.88B
| $11.3M | ﹤0.01% |
214,100
-120,500
| -36% | -$5.97M |
|
|
AEL
2779
DELISTED
American Equity Investment Life Holding Company
AEL
| $11.3M | ﹤0.01% |
348,560
-339,194
| -49% | -$10.7M |
|
2780
CALL
FuelCell Energy
FCEL
$1.79B
| $11.3M | ﹤0.01% |
42,177
-9,970
| -19% | -$2.91M |
|
|
HCIC
2781
DELISTED
Hennessy Capital Investment Corp. V Class A Common Stock
HCIC
| $11.3M | ﹤0.01% |
+1,113,361
| New | +$11M |
|
2782
CALL
Invesco DB Agriculture Fund
DBA
$1.24B
| $11.3M | ﹤0.01% |
604,100
+178,000
| +42% | +$3.25M |
|
2783
PUT
Tenet Healthcare
THC
$21.6B
| $11.3M | ﹤0.01% |
168,000
+9,400
| +6% | +$583K |
|
2784
Ouster
OUST
$3.51B
| $11.2M | ﹤0.01% |
90,000
-4,374
| -5% | -$467K |
|
|
SFR
2785
DELISTED
Appreciate Holdings, Inc. Class A Common Stock
SFR
| $11.2M | ﹤0.01% |
1,153,886
-416
| -0% | -$4.09K |
|
2786
CALL
Interactive Brokers
IBKR
$41.7B
| $11.2M | ﹤0.01% |
683,600
+66,400
| +11% | +$1.15M |
|
2787
CALL
Universal Health Services
UHS
$10B
| $11.2M | ﹤0.01% |
76,700
+41,700
| +119% | +$6.3M |
|
2788
PUT
Keysight
KEYS
$61.1B
| $11.2M | ﹤0.01% |
72,700
+19,800
| +37% | +$2.87M |
|
2789
State Street SPDR S&P MIDCAP 400 ETF Trust
MDY
$27.4B
| $11.2M | ﹤0.01% |
22,834
-8,429
| -27% | -$4.16M |
|
2790
CALL
JB Hunt Transport Services
JBHT
$26.3B
| $11.2M | ﹤0.01% |
68,800
+25,100
| +57% | +$4.24M |
|
2791
PUT
iShares Russell 2000 Value ETF
IWN
$14.7B
| $11.2M | ﹤0.01% |
67,600
+25,400
| +60% | +$4.19M |
|
2792
CALL
Cedar Fair
FUN
$1.68B
| $11.2M | ﹤0.01% |
249,900
-37,700
| -13% | -$1.79M |
|
2793
Signet Jewelers
SIG
$3.52B
| $11.2M | ﹤0.01% |
138,675
-128,277
| -48% | -$8.3M |
|
2794
PUT
Academy Sports + Outdoors
ASO
$2.98B
| $11.2M | ﹤0.01% |
271,500
+200,100
| +280% | +$7.01M |
|
2795
Cognex
CGNX
$11B
| $11.2M | ﹤0.01% |
133,045
+5,724
| +4% | +$463K |
|
2796
PUT
Groupon
GRPN
$875M
| $11.1M | ﹤0.01% |
258,300
+89,600
| +53% | +$4.22M |
|
|
NKLA
2797
DELISTED
Nikola Corporation Common Stock
NKLA
| $11.1M | ﹤0.01% |
20,566
-47,018
| -70% | -$19.6M |
|
2798
eBay
EBAY
$45.9B
| $11.1M | ﹤0.01% |
158,665
-162,457
| -51% | -$10.2M |
|
2799
CALL
Reliance Steel & Aluminium
RS
$21.8B
| $11.1M | ﹤0.01% |
73,800
+17,100
| +30% | +$2.78M |
|
2800
CALL
Credit Acceptance
CACC
$6.1B
| $11.1M | ﹤0.01% |
24,500
-4,200
| -15% | -$1.72M |
|
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.