Ken Griffin Options Holdings

Citadel Advisors LLC

  • $550 Billion
  • Q2 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
ICHR
Ichor Holdings, Ltd.

Technology
PUT
$437,000
22.3K
Q2 2025
Reduced 23.63%
IBN
Icici Bank LTD

Financial Services
CALL
$10.1 Million
299K
Q2 2025
Reduced 16.68%
IBN
Icici Bank LTD

Financial Services
PUT
$3.39 Million
101K
Q2 2025
Reduced 16.68%
ICL
Icl Group Ltd.

Basic Materials
CALL
$104,000
15.2K
Q2 2025
Reduced 64.9%
ICL
Icl Group Ltd.

Basic Materials
PUT
$250,000
36.4K
Q2 2025
Reduced 64.9%
ICLR
Icon PLC

Healthcare
PUT
$2.63 Million
18.1K
Q2 2025
Reduced 62.13%
ICLR
Icon PLC

Healthcare
CALL
$8.28 Million
56.9K
Q2 2025
Reduced 62.13%
ICUI
Icu Medical Inc

Healthcare
CALL
$317,000
2.4K
Q2 2025
Added 200.0%
IDA
Idacorp Inc

Utilities
CALL
$311,000
2.7K
Q2 2025
Added 175.0%
IDA
Idacorp Inc

Utilities
PUT
$9.65 Million
83.6K
Q2 2025
Added 175.0%
IDR
Idaho Strategic Resources, Inc.

Basic Materials
PUT
$1.22 Million
93K
Q2 2025
Added 287.5%
IDYA
Ideaya Biosciences, Inc.

Healthcare
CALL
$603,000
28.7K
Q2 2025
Reduced 31.15%
IDYA
Ideaya Biosciences, Inc.

Healthcare
PUT
$441,000
21K
Q2 2025
Reduced 31.15%
INVE
Identiv, Inc.

Technology
CALL
$81,000
24.9K
Q2 2025
Added 611.43%
IEX
Idex Corp

Industrials
CALL
$298,000
1.7K
Q2 2025
Added 125.0%
IEX
Idex Corp

Industrials
PUT
$316,000
1.8K
Q2 2025
Added 125.0%
IDXX
Idexx Laboratories Inc

Healthcare
CALL
$14.6 Million
27.3K
Q2 2025
Reduced 48.6%
IDXX
Idexx Laboratories Inc

Healthcare
PUT
$9.82 Million
18.3K
Q2 2025
Reduced 48.6%
IDT
Idt Corp

Communication Services
CALL
$642,000
9.4K
Q2 2025
Reduced 63.42%
IESC
Ies Holdings, Inc.

Industrials
CALL
$4.98 Million
16.8K
Q2 2025
Reduced 37.61%
IESC
Ies Holdings, Inc.

Industrials
PUT
$10.1 Million
34K
Q2 2025
Reduced 37.61%
IHRT
I Heart Media, Inc.

Communication Services
PUT
$724,000
412K
Q2 2025
Added 0.05%
IHS
Ihs Holding LTD

Communication Services
CALL
$219,000
39.4K
Q2 2025
Added 977.78%
IHS
Ihs Holding LTD

Communication Services
PUT
$107,000
19.4K
Q2 2025
Added 977.78%
ITW
Illinois Tool Works Inc

Industrials
CALL
$8.11 Million
32.8K
Q2 2025
Reduced 23.48%
ITW
Illinois Tool Works Inc

Industrials
PUT
$4.67 Million
18.9K
Q2 2025
Reduced 23.48%
ILMN
Illumina, Inc.

Healthcare
PUT
$16.5 Million
173K
Q2 2025
Added 7.8%
IMAX
Imax Corp

Communication Services
CALL
$2.66 Million
95K
Q2 2025
Reduced 35.15%
IMAX
Imax Corp

Communication Services
PUT
$433,000
15.5K
Q2 2025
Reduced 35.15%
IMTX
Immatics N.V.

Healthcare
CALL
$534,000
99.4K
Q2 2025
Reduced 30.0%
IMMR
Immersion Corp

Technology
CALL
$196,000
24.9K
Q2 2025
Reduced 47.17%
IMMR
Immersion Corp

Technology
PUT
$852,000
108K
Q2 2025
Reduced 47.17%
IMUX
Immunic, Inc.

Healthcare
CALL
$9,000
13.2K
Q2 2025
Reduced 66.79%
IMUX
Immunic, Inc.

Healthcare
PUT
$12,000
17.8K
Q2 2025
Reduced 66.79%
IBRX
Immunity Bio, Inc.

Healthcare
CALL
$1.16 Million
439K
Q2 2025
Reduced 13.97%
IBRX
Immunity Bio, Inc.

Healthcare
PUT
$1.1 Million
416K
Q2 2025
Reduced 13.97%
IMCR
Immunocore Holdings PLC

Healthcare
PUT
$1.05 Million
33.5K
Q2 2025
Added 335.06%
IMNM
Immunome Inc.

Healthcare
CALL
$200,000
21.6K
Q2 2025
Added 122.73%
IMNM
Immunome Inc.

Healthcare
PUT
$182,000
19.6K
Q2 2025
Added 122.73%
IPA
Immuno Precise Antibodies Ltd.

Healthcare
CALL
$63,000
59.5K
Q2 2025
Added 118.75%
IMVT
Immunovant, Inc.

Healthcare
CALL
$1.87 Million
68K
Q2 2025
Reduced 54.59%
IMVT
Immunovant, Inc.

Healthcare
PUT
$1.85 Million
67.2K
Q2 2025
Reduced 54.59%
IMMP
Immutep LTD

Healthcare
CALL
$17,000
10.8K
Q2 2025
Added 15.68%
IMMP
Immutep LTD

Healthcare
PUT
$44,000
27.3K
Q2 2025
Added 15.68%
IMO
Imperial Oil LTD

Energy
CALL
$1.9 Million
23.9K
Q2 2025
Reduced 19.87%
IMO
Imperial Oil LTD

Energy
PUT
$961,000
12.1K
Q2 2025
Reduced 19.87%
Imperial Pete Inc
CALL
$0
77.5K
Q2 2025
Reduced 61.37%
Imperial Pete Inc
PUT
$0
67.1K
Q2 2025
Reduced 61.37%
PI
Impinj Inc

Technology
CALL
$4.23 Million
38.1K
Q2 2025
Reduced 26.97%
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 15,124
  • Current Value $550 Billion
  • Prior Value $509 Billion
  • Filing
  • Period Q2 2025
  • Filing Date August 14, 2025
  • Form Type 13F-HR
  • Activity in Q2 2025
  • New Purchases 1,309 stocks
  • Additional Purchases 2,297 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 2,137 stocks
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