Ken Griffin Options Holdings

Citadel Advisors LLC

  • $550 Billion
  • Q2 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
MLKN
Millerknoll, Inc.

Consumer Cyclical
PUT
$703,000
36.2K
Q2 2025
Reduced 28.88%
TIGO
Millicom International Cellular Sa

Communication Services
PUT
$273,000
7.3K
Q2 2025
Reduced 13.1%
Millrose Pptys Inc
CALL
$0
161K
Q2 2025
Reduced 51.43%
Millrose Pptys Inc
PUT
$0
255K
Q2 2025
Reduced 51.43%
MNDO
Mind Cti LTD

Technology
CALL
$38,000
28.3K
Q2 2025
Added 166.98%
Mind Medicine Mindmed Inc
CALL
$0
67.8K
Q2 2025
Reduced 13.16%
Mind Medicine Mindmed Inc
PUT
$0
205K
Q2 2025
Reduced 13.16%
MNSO
Miniso Group Holding LTD

Consumer Cyclical
CALL
$2.41 Million
132K
Q2 2025
Added 91.3%
MIR
Mirion Technologies, Inc.

Industrials
CALL
$1.03 Million
47.9K
Q2 2025
Added 370.66%
MIR
Mirion Technologies, Inc.

Industrials
PUT
$4.73 Million
220K
Q2 2025
Added 370.66%
MIRM
Mirum Pharmaceuticals, Inc.

Healthcare
PUT
$1.06 Million
20.9K
Q2 2025
Reduced 22.59%
AVO
Mission Produce, Inc.

Consumer Defensive
CALL
$698,000
59.6K
Q2 2025
Reduced 13.25%
MG
Mistras Group, Inc.

Industrials
CALL
$582,000
72.7K
Q2 2025
Added 100.99%
MG
Mistras Group, Inc.

Industrials
PUT
$816,000
102K
Q2 2025
Added 100.99%
MITK
Mitek Systems Inc

Technology
CALL
$639,000
64.6K
Q2 2025
Reduced 74.06%
MITK
Mitek Systems Inc

Technology
PUT
$259,000
26.2K
Q2 2025
Reduced 74.06%
MUFG
Mitsubishi Ufj Financial Group Inc

Financial Services
CALL
$212,000
15.5K
Q2 2025
Added 1366.67%
MUFG
Mitsubishi Ufj Financial Group Inc

Financial Services
PUT
$603,000
44K
Q2 2025
Added 1366.67%
MFG
Mizuho Financial Group Inc

Financial Services
PUT
$58,000
10.6K
Q2 2025
Added 10500.0%
MKSI
Mks Instruments Inc

Technology
CALL
$3.95 Million
39.8K
Q2 2025
Added 14.68%
MKSI
Mks Instruments Inc

Technology
PUT
$3.34 Million
33.6K
Q2 2025
Added 14.68%
Mntn Inc
CALL
$0
56.2K
Q2 2025
New holding
MBLY
Mobileye Global Inc.
PUT
$14.5 Million
808K
Q2 2025
Reduced 41.37%
MOD
Modine Manufacturing CO

Consumer Cyclical
CALL
$3.68 Million
37.4K
Q2 2025
Added 11.26%
MOD
Modine Manufacturing CO

Consumer Cyclical
PUT
$7.2 Million
73.1K
Q2 2025
Added 11.26%
MODV
Modiv Care Inc

Healthcare
CALL
$658,000
211K
Q2 2025
New holding
MODV
Modiv Care Inc

Healthcare
PUT
$92,000
29.5K
Q2 2025
New holding
MC
Moelis & CO

Financial Services
CALL
$947,000
15.2K
Q2 2025
Reduced 14.29%
MC
Moelis & CO

Financial Services
PUT
$224,000
3.6K
Q2 2025
Reduced 14.29%
Mogo Inc
CALL
$0
73.6K
Q2 2025
Added 71.16%
MHK
Mohawk Industries Inc

Consumer Cyclical
CALL
$4.34 Million
41.4K
Q2 2025
Reduced 46.26%
MHK
Mohawk Industries Inc

Consumer Cyclical
PUT
$3.17 Million
30.2K
Q2 2025
Reduced 46.26%
MOH
Molina Healthcare, Inc.

Healthcare
CALL
$4.89 Million
16.4K
Q2 2025
Added 136.54%
MOH
Molina Healthcare, Inc.

Healthcare
PUT
$11 Million
36.9K
Q2 2025
Added 136.54%
TAP
Molson Coors Beverage CO

Consumer Defensive
CALL
$9.76 Million
203K
Q2 2025
Added 45.05%
TAP
Molson Coors Beverage CO

Consumer Defensive
PUT
$8.45 Million
176K
Q2 2025
Added 45.05%
MNDY
Monday.Com Ltd.

Technology
PUT
$22.2 Million
70.6K
Q2 2025
Added 9.97%
Moneyhero Limited
PUT
$0
11.2K
Q2 2025
Reduced 7.44%
MNRO
Monro, Inc.

Consumer Cyclical
CALL
$1.29 Million
86.6K
Q2 2025
Added 2992.86%
MRCC
Monroe Capital Corp

Financial Services
PUT
$69,000
10.9K
Q2 2025
Reduced 67.37%
MNST
Monster Beverage Corp

Consumer Defensive
PUT
$19.9 Million
317K
Q2 2025
Reduced 22.84%
GLUE
Monte Rosa Therapeutics, Inc.

Healthcare
CALL
$200,000
44.5K
Q2 2025
Added 27.51%
MEG
Montrose Environmental Group, Inc.

Industrials
CALL
$1.41 Million
64.6K
Q2 2025
Added 37.15%
MCO
Moodys Corp

Financial Services
PUT
$9.83 Million
19.6K
Q2 2025
Added 157.89%
MOGA
Moog Inc Cla
CALL
$0
1.6K
Q2 2025
Reduced 31.82%
MOGA
Moog Inc Cla
PUT
$0
1.5K
Q2 2025
Reduced 31.82%
MLTX
Moon Lake Immunotherapeutics

Healthcare
CALL
$1.26 Million
26.6K
Q2 2025
Added 94.85%
MLTX
Moon Lake Immunotherapeutics

Healthcare
PUT
$892,000
18.9K
Q2 2025
Added 94.85%
Morgan Stanley Direct Lendin
CALL
$0
65.3K
Q2 2025
Reduced 23.39%
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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