Simplex Trading, LLC Options Holdings

Simplex Trading, LLC

  • $156 Billion
  • Q1 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
Newmarket Corp
CALL
$169,000
300
Q4 2024
Reduced 70.0%
New Pac Metals Corp
PUT
$10,000
9.1K
Q1 2025
Reduced 10.78%
Newtekone Inc
CALL
$132,000
11.1K
Q1 2025
Added 593.75%
Newtekone Inc
PUT
$13,000
1.1K
Q1 2025
Reduced 21.43%
Nextdecade Corp
CALL
$918,000
118K
Q1 2025
Reduced 40.05%
Nextdecade Corp
PUT
$3.92 Million
504K
Q1 2025
Added 153.42%
Northfield Bancorp Inc Del
CALL
$5,000
500
Q1 2025
New holding
New Fortress Energy Inc
CALL
$3.27 Million
393K
Q1 2025
Reduced 9.86%
New Fortress Energy Inc
PUT
$2.74 Million
329K
Q1 2025
Reduced 46.03%
National Fuel Gas CO
CALL
$95,000
1.2K
Q1 2025
New holding
New Found Gold Corp
PUT
$4,000
4K
Q1 2025
Added 60.0%
Novagold Res Inc
CALL
$23,000
8K
Q1 2025
Reduced 24.53%
Novagold Res Inc
PUT
$7,000
2.7K
Q1 2025
Reduced 81.25%
New Gold Inc Cda
CALL
$2.29 Million
616K
Q1 2025
Reduced 0.39%
New Gold Inc Cda
PUT
$275,000
74.3K
Q1 2025
Reduced 16.23%
National Grid PLC
CALL
$157,000
2.4K
Q1 2025
Reduced 64.71%
National Grid PLC
PUT
$157,000
2.4K
Q1 2025
Added 1100.0%
Ngl Energy Partners LP
CALL
$174,000
38.4K
Q1 2025
Added 188.72%
Ngl Energy Partners LP
PUT
$136,000
30K
Q1 2025
Reduced 48.01%
Neurogene Inc
CALL
$186,000
15.9K
Q1 2025
Reduced 21.29%
Neurogene Inc
PUT
$70,000
6K
Q1 2025
New holding
Natural Gas Svcs Group Inc
CALL
$608,000
27.7K
Q1 2025
Reduced 66.22%
Natural Grocers By Vitamin C
CALL
$48,000
1.2K
Q1 2025
Added 20.0%
Natural Health Trends Corp
PUT
$2,000
400
Q1 2025
Added 33.33%
Nisource Inc
CALL
$416,000
10.4K
Q1 2025
Reduced 22.96%
Nisource Inc
PUT
$4.55 Million
113K
Q1 2025
Added 11240.0%
Nine Energy Service Inc
CALL
$11,000
9.8K
Q1 2025
Reduced 41.67%
Niu Technologies
CALL
$48,000
11.9K
Q1 2025
Added 2280.0%
Niu Technologies
PUT
$36,000
8.9K
Q1 2025
Added 8800.0%
Nikola Corp
CALL
$62,000
493K
Q1 2025
Reduced 34.42%
Nikola Corp
PUT
$91,000
723K
Q1 2025
Reduced 47.03%
Nektar Therapeutics
CALL
$1,000
1.5K
Q1 2025
Reduced 90.8%
Nektar Therapeutics
PUT
$57,000
84.2K
Q1 2025
New holding
Nkarta Inc
CALL
$13,000
7.3K
Q1 2025
Added 284.21%
Nkarta Inc
PUT
$39,000
21.2K
Q1 2025
Reduced 96.51%
Net Lease Office Properties
CALL
$866,000
27.6K
Q1 2025
Added 32.69%
Annaly Capital Management In
CALL
$3.18 Million
157K
Q1 2025
Added 25.38%
Annaly Capital Management In
PUT
$3.38 Million
166K
Q1 2025
Reduced 8.02%
New Mtn Fin Corp
PUT
$2,000
200
Q4 2024
New holding
Nouveau Monde Graphite Inc
CALL
$4,000
3.3K
Q1 2025
Added 175.0%
Nouveau Monde Graphite Inc
PUT
$13,000
9K
Q1 2025
New holding
Nmi Hldgs Inc
CALL
$7,000
200
Q1 2025
New holding
Nmi Hldgs Inc
PUT
$3,000
100
Q1 2025
New holding
Navios Maritime Partners L P
CALL
$2 Million
50.9K
Q1 2025
Reduced 77.6%
Navios Maritime Partners L P
PUT
$360,000
9.2K
Q1 2025
Reduced 79.0%
Nomura Hldgs Inc
PUT
$4,000
700
Q1 2025
New holding
Neumora Therapeutics Inc.
CALL
$55,000
55.6K
Q1 2025
Reduced 61.94%
Neumora Therapeutics Inc.
PUT
$0
500
Q1 2025
Reduced 99.82%
Newmark Group Inc
PUT
$2,000
200
Q1 2025
New holding

Summary

  • Portfolio
  • No. of Stocks 9,739
  • Current Value $156 Billion
  • Prior Value $3.28 Billion
  • Filing
  • Period Q1 2025
  • Filing Date May 12, 2025
  • Form Type 13F-HR
  • Activity in Q1 2025
  • New Purchases 908 stocks
  • Additional Purchases 734 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 751 stocks
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