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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
-0.8%
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
$527B
AUM Growth
-$50.5B
Cap. Flow
-$9.14B
Cap. Flow %
-1.73%
Top 10 Hldgs %
31.73%
Holding
16,069
New
1,671
Increased
6,327
Reduced
6,228
Closed
1,709

Top Buys

Rank Stock Value
1
SCHW
Charles Schwab
SCHW
+$1.44B
2
QQQ icon
Invesco QQQ Trust
QQQ
+$1.15B
3
GEHC icon
GE HealthCare
GEHC
+$552M
4
DHR icon
Danaher
DHR
+$447M
5
MSTR icon
Strategy Inc
MSTR
+$416M

Sector Composition

Rank Sector Weight
1 Healthcare 3.24%
2 Technology 2.87%
3 Financials 2.43%
4 Consumer Discretionary 2.22%
5 Industrials 1.75%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
MRSN
13851
PUT
DELISTED
Mersana Therapeutics
MRSN
$4.47K ﹤0.01%
520
+132
+34% +$2.04K
MORT icon
13852
CALL
VanEck Mortgage REIT Income ETF
MORT
$375M
$4.47K ﹤0.01%
400
-4,100
-91% -$45.9K
MKTW icon
13853
MarketWise
MKTW
$54.2M
$4.42K ﹤0.01%
447
-2,269
-84% -$27.2K
BMRC icon
13854
PUT
Bank of Marin Bancorp
BMRC
$458M
$4.41K ﹤0.01%
200
-200
-50% -$4.75K
SQNS
13855
CALL
Sequans Communications SA
SQNS
$45.3M
$4.41K ﹤0.01%
+210
New +$5.73K
SGC icon
13856
PUT
Superior Group of Companies
SGC
$208M
$4.38K ﹤0.01%
+400
New +$5.62K
CBIO
13857
PUT
Crescent Biopharma
CBIO
$637M
$4.37K ﹤0.01%
208
+194
+1,386% +$5.19K
RZLT icon
13858
PUT
Rezolute
RZLT
$443M
$4.35K ﹤0.01%
1,500
-1,300
-46% -$5.66K
LNAI
13859
CALL
Lunai Bioworks
LNAI
$10.1M
$4.35K ﹤0.01%
100
+46
+85% +$2.94K
EWCZ
13860
PUT
DELISTED
European Wax Center
EWCZ
$4.34K ﹤0.01%
1,100
-4,100
-79% -$24.4K
IPSC icon
13861
Century Therapeutics
IPSC
$348M
$4.34K ﹤0.01%
9,109
-511,119
-98% -$384K
CPSS icon
13862
CALL
Consumer Portfolio Services
CPSS
$205M
$4.33K ﹤0.01%
500
-800
-62% -$8.32K
RNW icon
13863
ReNew
RNW
$2.48B
$4.31K ﹤0.01%
731
-107,698
-99% -$694K
LYRA
13864
PUT
DELISTED
LYRA THERAPEUTICS INC
LYRA
$4.28K ﹤0.01%
+678
New +$6.34K
FATE icon
13865
PUT
Fate Therapeutics
FATE
$300M
$4.27K ﹤0.01%
5,400
-10,500
-66% -$12.9K
PPBI
13866
CALL
DELISTED
Pacific Premier Bancorp
PPBI
$4.26K ﹤0.01%
+200
New +$4.77K
SBDS
13867
CALL
DELISTED
Solo Brands Inc
SBDS
$4.26K ﹤0.01%
635
-495
-44% -$15.2K
BNKK
13868
CALL
Bonk Inc
BNKK
$8.64M
$4.26K ﹤0.01%
334
+37
+12% +$661
UFOX
13869
PUT
Defiance Space and Connective Tech ETF
UFOX
$923M
$4.25K ﹤0.01%
100
-300
-75% -$14.3K
AKR icon
13870
PUT
Acadia Realty Trust
AKR
$2.86B
$4.19K ﹤0.01%
+200
New +$4.53K
PSCE icon
13871
PUT
Invesco S&P SmallCap Energy ETF
PSCE
$106M
$4.19K ﹤0.01%
+100
New +$4.58K
ORN icon
13872
CALL
Orion Group Holdings
ORN
$402M
$4.18K ﹤0.01%
800
-3,400
-81% -$23.8K
TORO icon
13873
PUT
Toro Corp
TORO
$195M
$4.17K ﹤0.01%
+1,700
New +$4.66K
HY icon
13874
PUT
Hyster-Yale Materials Handling
HY
$618M
$4.15K ﹤0.01%
100
-3,800
-97% -$189K
QNCX icon
13875
PUT
Quince Therapeutics
QNCX
$34.6M
$4.12K ﹤0.01%
16
-4
-20% -$1.22K

Similar funds

Ken Griffin's Q1 2025 Portfolio in Review

As of Q1 2025, Ken Griffin held 16,069 positions worth $527B, down 8.7% from $578B the previous quarter. Its ten largest holdings account for 32% of the portfolio.

Ken Griffin's Q1 2025 filing shows 1,671 new, 6,327 increased, 6,228 reduced and 1,709 closed positions. Its largest new stake was CMS Energy: 1,417,315 shares worth $106M. The largest sale was State Street SPDR S&P 500 ETF Trust, an estimated $989M.

By sector, the portfolio is most concentrated in Healthcare at 3.2% of assets, up from 3.1% a quarter earlier, followed by Technology and Financials.

  • Ken Griffin's largest Q1 2025 buy was CMS Energy: 1,417,315 shares worth $106M.
  • Ken Griffin added most to Charles Schwab in Q1 2025, an estimated $1.44B increase.
  • Ken Griffin's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $989M.
  • Ken Griffin fully exited Walmart Inc in Q1 2025, selling an estimated $462M.
  • Ken Griffin's ten largest holdings make up 32% of its $527B portfolio in Q1 2025.
  • Ken Griffin opened 1,671 new positions and closed 1,709 in Q1 2025.
  • Ken Griffin's portfolio value fell 8.7% quarter-over-quarter to $527B.

Based on Citadel Advisors's 13F filing for Q1 2025, filed 15 May 2025.