Group One Trading, L.P. Options Holdings

Group One Trading, L.P.

  • $2.68 Billion
  • Q2 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
Microstrategy Inc
CALL
$0
2.74M
Q2 2025
Reduced 9.18%
Microstrategy Inc
PUT
$0
1.88M
Q2 2025
Reduced 34.07%
Microchip Technology Inc.
CALL
$0
221K
Q2 2025
Reduced 41.52%
Microchip Technology Inc.
PUT
$0
242K
Q2 2025
Added 63.73%
Microbot Med Inc
CALL
$0
1.19M
Q2 2025
Added 217.23%
Microbot Med Inc
PUT
$0
7.8K
Q2 2025
New holding
Micron Technology Inc
CALL
$0
595K
Q2 2025
Added 38.93%
Micron Technology Inc
PUT
$0
593K
Q2 2025
Added 21.0%
Microvast Holdings Inc
CALL
$0
190K
Q2 2025
Added 96.68%
Microvast Holdings Inc
PUT
$0
476K
Q2 2025
Added 21.82%
Mid Penn Bancorp Inc
CALL
$0
600
Q2 2025
New holding
Milestone Pharmaceuticals In
CALL
$0
97K
Q2 2025
Added 32233.33%
Milestone Pharmaceuticals In
PUT
$0
500
Q2 2025
Reduced 95.15%
Millerknoll Inc
CALL
$0
1.9K
Q2 2025
Reduced 20.83%
Millerknoll Inc
PUT
$0
4K
Q2 2025
Reduced 87.92%
Miller Inds Inc Tenn
CALL
$0
700
Q2 2025
New holding
Millrose Pptys Inc
CALL
$0
31.4K
Q2 2025
Reduced 61.14%
Millrose Pptys Inc
PUT
$0
1.9K
Q2 2025
Reduced 95.57%
Mimedx Group Inc
CALL
$0
7.1K
Q2 2025
Added 195.83%
Mimedx Group Inc
PUT
$0
21.6K
Q2 2025
Added 204.23%
Mind Medicine Mindmed Inc
CALL
$0
297K
Q2 2025
Reduced 45.7%
Mind Medicine Mindmed Inc
PUT
$0
31.2K
Q2 2025
Reduced 50.0%
Mineralys Therapeutics Inc
CALL
$0
1.3K
Q2 2025
Reduced 65.79%
Mineralys Therapeutics Inc
PUT
$0
7.1K
Q2 2025
Reduced 72.37%
Mirion Technologies Inc
CALL
$0
330K
Q2 2025
Added 97.07%
Mirion Technologies Inc
PUT
$0
233K
Q2 2025
Added 46400.0%
Mirum Pharmaceuticals Inc
CALL
$0
2.2K
Q2 2025
Reduced 90.64%
Mirum Pharmaceuticals Inc
PUT
$0
500
Q2 2025
Reduced 16.67%
Mission Produce Inc
CALL
$0
4.2K
Q2 2025
Reduced 10.64%
Mission Produce Inc
PUT
$0
1.3K
Q1 2025
Reduced 48.0%
Mister Car Wash Inc
PUT
$0
10.3K
Q2 2025
Added 25.61%
Mistras Group Inc
CALL
$0
285K
Q2 2025
Reduced 9.85%
Mistras Group Inc
PUT
$0
16.1K
Q2 2025
New holding
Mitek Sys Inc
CALL
$0
23K
Q2 2025
Added 134.69%
Mitek Sys Inc
PUT
$0
200
Q2 2025
New holding
Mitsubishi Ufj Finl Group In
CALL
$0
6.1K
Q2 2025
Added 916.67%
Mitsubishi Ufj Finl Group In
PUT
$0
51.5K
Q2 2025
Added 1044.44%
Mizuho Financial Group Inc
CALL
$0
11.3K
Q2 2025
Added 465.0%
Mizuho Financial Group Inc
PUT
$0
16.1K
Q2 2025
Added 159.68%
Mobileye Global Inc
CALL
$0
719K
Q2 2025
Reduced 27.0%
Mobileye Global Inc
PUT
$0
371K
Q2 2025
Reduced 10.05%
Moderna Inc
CALL
$0
426K
Q2 2025
Reduced 22.14%
Moderna Inc
PUT
$0
409K
Q2 2025
Reduced 3.97%
Modine Mfg CO
CALL
$0
11.4K
Q2 2025
Reduced 20.83%
Modine Mfg CO
PUT
$0
300
Q2 2025
Reduced 76.92%
Modivcare Inc
CALL
$0
47.6K
Q2 2025
New holding
Modivcare Inc
PUT
$0
8.4K
Q2 2025
Added 2000.0%
Moelis & CO
CALL
$0
500
Q2 2025
Reduced 64.29%
Mogo Inc
CALL
$0
93.3K
Q2 2025
Added 18560.0%

Summary

  • Portfolio
  • No. of Stocks 8,339
  • Current Value $2.68 Billion
  • Prior Value $2.2 Billion
  • Filing
  • Period Q2 2025
  • Filing Date August 13, 2025
  • Form Type 13F-HR
  • Activity in Q2 2025
  • New Purchases 682 stocks
  • Additional Purchases 602 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 595 stocks
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