Ken Griffin Options Holdings

Citadel Advisors LLC

  • $509 Billion
  • Q1 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
SEE
Sealed Air Corp

Consumer Cyclical
CALL
$4.18 Million
145K
Q1 2025
Reduced 68.62%
SEE
Sealed Air Corp

Consumer Cyclical
PUT
$433,000
15K
Q1 2025
Reduced 68.62%
Sealsq Corp
CALL
$0
163K
Q1 2025
New holding
Sealsq Corp
PUT
$0
129K
Q1 2025
New holding
Seanergy Maritime Hldgs Corp
CALL
$0
20.7K
Q1 2025
Reduced 36.02%
Seanergy Maritime Hldgs Corp
PUT
$0
15.1K
Q1 2025
Reduced 36.02%
Seaport Entmt Group Inc
CALL
$0
4.7K
Q1 2025
New holding
Seaport Entmt Group Inc
PUT
$0
10K
Q1 2025
New holding
SEER
Seer, Inc.

Healthcare
CALL
$0
200
Q1 2025
Added 16.67%
SEER
Seer, Inc.

Healthcare
PUT
$2,000
1.4K
Q1 2025
Added 16.67%
SEIC
Sei Investments CO

Financial Services
PUT
$155,000
2K
Q1 2025
Reduced 78.95%
SEM
Select Medical Holdings Corp

Healthcare
CALL
$128,000
7.7K
Q1 2025
Added 237.5%
SEM
Select Medical Holdings Corp

Healthcare
PUT
$45,000
2.7K
Q1 2025
Added 237.5%
XLB
Select Sector Spdr Fd Material

ETFs
CALL
$19.3 Million
225K
Q1 2025
Added 13.63%
XLRE
Select Sector Spdr Tr Real Est

ETFs
CALL
$4.12 Million
98.5K
Q1 2025
Reduced 46.38%
XLRE
Select Sector Spdr Tr Real Est

ETFs
PUT
$14.6 Million
350K
Q1 2025
Reduced 46.38%
WTTR
Select Energy Services, Inc.

Energy
CALL
$294,000
28K
Q1 2025
Added 305.88%
WTTR
Select Energy Services, Inc.

Energy
PUT
$72,000
6.9K
Q1 2025
Added 305.88%
SIGI
Selective Insurance Group Inc

Financial Services
CALL
$384,000
4.2K
Q1 2025
Added 600.0%
SIGI
Selective Insurance Group Inc

Financial Services
PUT
$64,000
700
Q1 2025
Added 600.0%
SLQT
Select Quote, Inc.

Financial Services
CALL
$624,000
187K
Q1 2025
Added 2973.08%
SLQT
Select Quote, Inc.

Financial Services
PUT
$266,000
79.9K
Q1 2025
Added 2973.08%
SLS
Sellas Life Sciences Group, Inc.

Healthcare
CALL
$285,000
265K
Q1 2025
Reduced 8.36%
SLS
Sellas Life Sciences Group, Inc.

Healthcare
PUT
$28,000
26.3K
Q1 2025
Reduced 8.36%
SMLR
Semler Scientific, Inc.

Healthcare
CALL
$2.09 Million
57.8K
Q1 2025
Added 668.42%
SMLR
Semler Scientific, Inc.

Healthcare
PUT
$1.59 Million
43.8K
Q1 2025
Added 668.42%
SEMR
Se Mrush Holdings, Inc.

Technology
CALL
$0
100
Q1 2025
Added 3021.62%
SEMR
Se Mrush Holdings, Inc.

Technology
PUT
$1.08 Million
116K
Q1 2025
Added 3021.62%
SMTC
Semtech Corp

Technology
CALL
$10.8 Million
313K
Q1 2025
Reduced 22.45%
SMTC
Semtech Corp

Technology
PUT
$14 Million
407K
Q1 2025
Reduced 22.45%
ST
Sensata Technologies Holding PLC

Technology
CALL
$1.3 Million
53.7K
Q1 2025
Reduced 27.8%
ST
Sensata Technologies Holding PLC

Technology
PUT
$2.64 Million
109K
Q1 2025
Reduced 27.8%
SENS
Senseonics Holdings, Inc.

Healthcare
CALL
$160,000
244K
Q1 2025
Added 164.37%
SENS
Senseonics Holdings, Inc.

Healthcare
PUT
$235,000
356K
Q1 2025
Added 164.37%
SXT
Sensient Technologies Corp

Basic Materials
CALL
$119,000
1.6K
Q1 2025
Reduced 10.0%
SXT
Sensient Technologies Corp

Basic Materials
PUT
$133,000
1.8K
Q1 2025
Reduced 10.0%
S
Sentinel One, Inc.

Technology
CALL
$10.2 Million
561K
Q1 2025
Reduced 37.65%
S
Sentinel One, Inc.

Technology
PUT
$7.12 Million
392K
Q1 2025
Reduced 37.65%
Septerna Inc
CALL
$0
7.4K
Q1 2025
New holding
Septerna Inc
PUT
$0
11.5K
Q1 2025
New holding
Sequans Communications S A
CALL
$0
2.1K
Q1 2025
New holding
SERA
Sera Prognostics, Inc.

Healthcare
CALL
$1,000
300
Q1 2025
Added 100.0%
SERA
Sera Prognostics, Inc.

Healthcare
PUT
$2,000
800
Q1 2025
Added 100.0%
MCRB
Seres Therapeutics, Inc.

Healthcare
CALL
$9,000
14K
Q1 2025
Reduced 66.55%
MCRB
Seres Therapeutics, Inc.

Healthcare
PUT
$19,000
28.1K
Q1 2025
Reduced 66.55%
SRG
Seritage Growth Properties

Real Estate
CALL
$484,000
150K
Q1 2025
Reduced 50.12%
SRG
Seritage Growth Properties

Real Estate
PUT
$533,000
165K
Q1 2025
Reduced 50.12%
Serve Robotics Inc
CALL
$0
444K
Q1 2025
Reduced 54.5%
Serve Robotics Inc
PUT
$0
295K
Q1 2025
Reduced 54.5%
Ken Griffin

Ken Griffin

Ken Griffin is the founder and CEO of Citadel Advisors, a successful investment firm that uses technology and data-driven approaches to investing. Griffin is known for his expertise in quantitative investing and his innovative approach to investing. He has generated strong returns for his clients over the long term.
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Summary

  • Portfolio
  • No. of Stocks 17,161
  • Current Value $509 Billion
  • Prior Value $559 Billion
  • Filing
  • Period Q1 2025
  • Filing Date May 15, 2025
  • Form Type 13F-HR
  • Activity in Q1 2025
  • New Purchases 1,248 stocks
  • Additional Purchases 2,438 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 2,161 stocks
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