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Ken Griffin

Ken Griffin Citadel Advisors

AUM $875B
1-Year Est. Return 40.91%
 

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.

This Fund
S&P 500
This Quarter Est. Return
+5.94%
1 Year Est. Return
+40.91%
3 Year Est. Return
+115.85%
5 Year Est. Return
+132.1%
10 Year Est. Return
+518.81%
AUM
$447B
AUM Growth
+$39.1B
Cap. Flow
-$684M
Cap. Flow %
-0.15%
Top 10 Hldgs %
27.16%
Holding
15,073
New
1,965
Increased
5,545
Reduced
5,814
Closed
1,500

Top Buys

Rank Stock Value
1
T icon
AT&T
T
+$877M
2
BKNG icon
Booking.com
BKNG
+$370M
3
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$329M
4
BA icon
Boeing
BA
+$303M
5
WMT icon
Walmart Inc
WMT
+$291M

Top Sells

Rank Stock Value
1
MSFT icon
Microsoft
MSFT
+$544M
2
MBB icon
iShares MBS ETF
MBB
+$461M
3
NVDA icon
NVIDIA
NVDA
+$452M
4
TMUS icon
T-Mobile US
TMUS
+$426M
5
AAPL icon
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
CZA icon
6726
Invesco Zacks Mid-Cap ETF
CZA
$190M
$1.79M ﹤0.01%
19,948
-991
-5% -$88.5K
SNTI icon
6727
Senti Biosciences Holdings
SNTI
$13.4M
$1.79M ﹤0.01%
+18,040
New +$1.8M
PIO icon
6728
Invesco Global Water ETF
PIO
$271M
$1.79M ﹤0.01%
45,151
+29,720
+193% +$1.16M
BSMQ icon
6729
Invesco BulletShares 2026 Municipal Bond ETF
BSMQ
$271M
$1.79M ﹤0.01%
+68,914
New +$1.79M
AMPI.U
6730
DELISTED
Advanced Merger Partners Inc Units
AMPI.U
$1.79M ﹤0.01%
179,265
-305,049
-63% -$3.05M
STOT icon
6731
State Street DoubleLine Short Duration Total Return Tactical ETF
STOT
$516M
$1.79M ﹤0.01%
35,974
+22,958
+176% +$1.14M
LII icon
6732
CALL
Lennox International
LII
$14.2B
$1.79M ﹤0.01%
5,100
+1,400
+38% +$472K
TITN icon
6733
PUT
Titan Machinery
TITN
$413M
$1.79M ﹤0.01%
57,800
+45,700
+378% +$1.28M
NEWT icon
6734
NewtekOne
NEWT
$369M
$1.79M ﹤0.01%
51,166
+37,564
+276% +$1.18M
SWI
6735
DELISTED
SolarWinds Corporation Common Stock
SWI
$1.79M ﹤0.01%
100,299
+27,636
+38% +$500K
UPBD icon
6736
Upbound Group
UPBD
$1.12B
$1.78M ﹤0.01%
33,623
-43,818
-57% -$2.54M
COLD icon
6737
CALL
Americold
COLD
$4.25B
$1.78M ﹤0.01%
47,100
-920,400
-95% -$35.6M
RPM icon
6738
CALL
RPM International
RPM
$14.1B
$1.78M ﹤0.01%
20,100
-1,700
-8% -$158K
APAM icon
6739
CALL
Artisan Partners
APAM
$2.96B
$1.78M ﹤0.01%
35,000
+20,700
+145% +$1.09M
SKYT
6740
DELISTED
SkyWater Technology
SKYT
$1.78M ﹤0.01%
+62,100
New +$1.53M
ISCG icon
6741
iShares Morningstar Small-Cap Growth ETF
ISCG
$1.01B
$1.78M ﹤0.01%
34,327
-41,435
-55% -$2.1M
LAND
6742
PUT
Gladstone Land Corp
LAND
$356M
$1.78M ﹤0.01%
73,900
-3,300
-4% -$74.6K
TECS icon
6743
Direxion Daily Technology Bear 3x ETF
TECS
$70.3M
$1.78M ﹤0.01%
347
+216
+165% +$1.33M
PNQI icon
6744
Invesco NASDAQ Internet ETF
PNQI
$532M
$1.78M ﹤0.01%
34,615
-6,590
-16% -$317K
VCEL icon
6745
PUT
Vericel Corp
VCEL
$2.27B
$1.77M ﹤0.01%
33,800
-2,900
-8% -$165K
OYST
6746
DELISTED
Oyster Point Pharma, Inc. Common Stock
OYST
$1.77M ﹤0.01%
103,103
-129,103
-56% -$2.45M
LOPE icon
6747
PUT
Grand Canyon Education
LOPE
$3.82B
$1.77M ﹤0.01%
19,700
-1,800
-8% -$178K
RBAC
6748
CALL
DELISTED
RedBall Acquisition Corp.
RBAC
$1.77M ﹤0.01%
181,300
-4,500
-2% -$44.5K
IVOL icon
6749
CALL
Quadratic Interest Rate Volatility and Inflation Hedge ETF
IVOL
$290M
$1.77M ﹤0.01%
64,100
-116,700
-65% -$3.32M
WKC icon
6750
World Kinect Corp
WKC
$1.85B
$1.77M ﹤0.01%
55,781
-1,056
-2% -$35.1K
268 269
270
271 272

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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.