Group One Trading, L.P. Options Holdings

Group One Trading, L.P.

  • $2.2 Billion
  • Q1 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
Meritage Homes Corp
CALL
$0
300
Q1 2025
New holding
Meritage Homes Corp
PUT
$0
8.2K
Q1 2025
Added 382.35%
Mersana Therapeutics Inc
CALL
$0
13.8K
Q1 2025
Reduced 81.22%
Mersana Therapeutics Inc
PUT
$0
500
Q1 2025
Reduced 99.22%
Mesabi Tr
CALL
$0
400
Q1 2025
New holding
Mesoblast LTD
CALL
$0
194K
Q1 2025
Reduced 68.69%
Mesoblast LTD
PUT
$0
109K
Q1 2025
Reduced 17.43%
Metalla Rty & Streaming LTD
CALL
$0
36.3K
Q1 2025
Added 5950.0%
Metalla Rty & Streaming LTD
PUT
$0
3.8K
Q1 2025
New holding
Methanex Corp
CALL
$0
2.4K
Q1 2025
Reduced 78.76%
Metlife Inc
CALL
$0
70K
Q1 2025
Reduced 47.45%
Metlife Inc
PUT
$0
97K
Q1 2025
Reduced 7.71%
Metropolitan Bk Hldg Corp
CALL
$0
100
Q1 2025
Reduced 98.46%
Mettler Toledo International
CALL
$0
200
Q1 2025
Added 100.0%
Microsoft Corp
CALL
$0
1.16M
Q1 2025
Reduced 42.16%
Microsoft Corp
PUT
$0
341K
Q1 2025
Reduced 59.75%
Microvision Inc Del
CALL
$0
1.56M
Q1 2025
Added 25.44%
Microvision Inc Del
PUT
$0
17.8K
Q1 2025
Added 83.51%
Microstrategy Inc
CALL
$0
3.02M
Q1 2025
Reduced 24.07%
Microstrategy Inc
PUT
$0
2.86M
Q1 2025
Reduced 35.46%
Microchip Technology Inc.
CALL
$0
377K
Q1 2025
Added 483.9%
Microchip Technology Inc.
PUT
$0
148K
Q1 2025
Added 126.92%
Microbot Med Inc
CALL
$0
376K
Q1 2025
Added 24933.33%
Micron Technology Inc
CALL
$0
428K
Q1 2025
Reduced 61.62%
Micron Technology Inc
PUT
$0
490K
Q1 2025
Reduced 10.59%
Microvast Holdings Inc
CALL
$0
96.4K
Q1 2025
Reduced 73.33%
Microvast Holdings Inc
PUT
$0
391K
Q1 2025
Added 118.16%
Mid Amer Apt Cmntys Inc
CALL
$0
2.8K
Q1 2025
New holding
Milestone Pharmaceuticals In
CALL
$0
300
Q1 2025
New holding
Milestone Pharmaceuticals In
PUT
$0
10.3K
Q1 2025
Reduced 85.09%
Millerknoll Inc
CALL
$0
2.4K
Q1 2025
New holding
Millerknoll Inc
PUT
$0
33.1K
Q1 2025
Added 903.03%
Millrose Pptys Inc
CALL
$0
80.8K
Q1 2025
New holding
Millrose Pptys Inc
PUT
$0
42.9K
Q1 2025
New holding
Mimedx Group Inc
CALL
$0
2.4K
Q1 2025
Reduced 82.73%
Mimedx Group Inc
PUT
$0
7.1K
Q1 2025
Reduced 33.02%
Mind Medicine Mindmed Inc
CALL
$0
546K
Q1 2025
Reduced 61.87%
Mind Medicine Mindmed Inc
PUT
$0
62.4K
Q1 2025
Added 52.94%
Mineralys Therapeutics Inc
CALL
$0
3.8K
Q1 2025
New holding
Mineralys Therapeutics Inc
PUT
$0
25.7K
Q1 2025
New holding
Mirion Technologies Inc
CALL
$0
167K
Q1 2025
Added 34.57%
Mirion Technologies Inc
PUT
$0
500
Q1 2025
Reduced 88.64%
Mirum Pharmaceuticals Inc
CALL
$0
23.5K
Q1 2025
Added 2036.36%
Mirum Pharmaceuticals Inc
PUT
$0
600
Q1 2025
New holding
Mission Produce Inc
CALL
$0
4.7K
Q1 2025
Reduced 62.4%
Mission Produce Inc
PUT
$0
1.3K
Q1 2025
Reduced 48.0%
Mister Car Wash Inc
CALL
$0
8.4K
Q1 2025
Reduced 6.67%
Mister Car Wash Inc
PUT
$0
8.2K
Q1 2025
Added 121.62%
Mistras Group Inc
CALL
$0
316K
Q1 2025
Added 10423.33%

Summary

  • Portfolio
  • No. of Stocks 7,873
  • Current Value $2.2 Billion
  • Prior Value $2.66 Billion
  • Filing
  • Period Q1 2025
  • Filing Date May 14, 2025
  • Form Type 13F-HR
  • Activity in Q1 2025
  • New Purchases 613 stocks
  • Additional Purchases 537 stocks
  • Sold out of 688 stocks
  • Reduced holdings in 601 stocks
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