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 | |
|---|---|---|---|---|---|---|
|
ABMD
2401
DELISTED
Abiomed Inc
ABMD
| $14.6M | ﹤0.01% |
46,737
-39,980
| -46% | -$12.3M |
|
2402
PUT
Alnylam Pharmaceuticals
ALNY
$30.6B
| $14.6M | ﹤0.01% |
86,000
+59,800
| +228% | +$8.76M |
|
2403
CALL
Olin
OLN
$2.18B
| $14.6M | ﹤0.01% |
314,700
+33,500
| +12% | +$1.51M |
|
2404
Crocs
CROX
$6.32B
| $14.5M | ﹤0.01% |
124,852
-645,421
| -84% | -$63.5M |
|
2405
Lattice Semiconductor
LSCC
$18.5B
| $14.5M | ﹤0.01% |
258,949
+228,621
| +754% | +$11.7M |
|
2406
LegalZoom.com
LZ
$963M
| $14.5M | ﹤0.01% |
+383,634
| New | +$14.5M |
|
|
MDLA
2407
DELISTED
Medallia, Inc.
MDLA
| $14.5M | ﹤0.01% |
429,775
+281,214
| +189% | +$8.08M |
|
2408
CALL
United Parks & Resorts
PRKS
$2.04B
| $14.5M | ﹤0.01% |
290,200
+122,600
| +73% | +$6.51M |
|
2409
PUT
American Electric Power
AEP
$68.4B
| $14.5M | ﹤0.01% |
171,200
+68,100
| +66% | +$5.86M |
|
2410
CALL
Lumentum
LITE
$82.1B
| $14.5M | ﹤0.01% |
176,200
-236,200
| -57% | -$19.9M |
|
2411
CALL
Hasbro
HAS
$13.6B
| $14.4M | ﹤0.01% |
152,800
-7,200
| -5% | -$692K |
|
2412
Dillards
DDS
$8.76B
| $14.4M | ﹤0.01% |
79,824
+69,814
| +697% | +$9M |
|
2413
AB InBev
BUD
$157B
| $14.4M | ﹤0.01% |
200,473
+186,718
| +1,357% | +$13.6M |
|
|
CYBR
2414
CALL
DELISTED
CyberArk
CYBR
| $14.4M | ﹤0.01% |
110,800
-21,400
| -16% | -$2.85M |
|
2415
Euronet Worldwide
EEFT
$2.74B
| $14.4M | ﹤0.01% |
106,635
-76,702
| -42% | -$11.2M |
|
2416
Semtech
SMTC
$13.1B
| $14.4M | ﹤0.01% |
209,376
+167,328
| +398% | +$11.1M |
|
|
MMP
2417
PUT
DELISTED
Magellan Midstream Partners, L.P.
MMP
| $14.4M | ﹤0.01% |
294,400
+1,900
| +0.6% | +$92.1K |
|
|
CVAC
2418
PUT
DELISTED
CureVac
CVAC
| $14.4M | ﹤0.01% |
195,900
+63,000
| +47% | +$6.3M |
|
|
OPTU
2419
PUT
Optimum Communications Inc
OPTU
$251M
| $14.4M | ﹤0.01% |
421,300
+44,900
| +12% | +$1.57M |
|
|
IRAAU
2420
DELISTED
Iris Acquisition Corp Units
IRAAU
| $14.4M | ﹤0.01% |
1,424,509
+510,045
| +56% | +$5.14M |
|
|
PANA
2421
DELISTED
Panacea Acquisition Corp. II Class A Ordinary Shares
PANA
| $14.4M | ﹤0.01% |
+1,435,659
| New | +$14.4M |
|
2422
PUT
Williams Companies
WMB
$92B
| $14.4M | ﹤0.01% |
540,700
-347,800
| -39% | -$8.91M |
|
|
TWO
2423
PUT
Two Harbors Investment
TWO
$1.27B
| $14.3M | ﹤0.01% |
473,650
-168,675
| -26% | -$5.02M |
|
|
RONI.U
2424
DELISTED
Rice Acquisition Corp. II Units, each consisting of one Class A ordinary share and one-fourth of one redeemable warrant
RONI.U
| $14.3M | ﹤0.01% |
+1,400,000
| New | +$14.3M |
|
2425
CALL
Howmet Aerospace
HWM
$115B
| $14.3M | ﹤0.01% |
414,800
-280,600
| -40% | -$9.36M |
|
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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.