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
Magnachip Semiconductor Corp
PUT
$16,000
4.9K
Q1 2025
Reduced 77.63%
Maxcyte Inc
CALL
$1,000
600
Q1 2025
Reduced 94.87%
Maxlinear Inc
CALL
$659,000
60.7K
Q1 2025
Added 99.02%
Maxlinear Inc
PUT
$238,000
22K
Q1 2025
Reduced 7.95%
Myers Inds Inc
PUT
$1,000
100
Q1 2025
New holding
Myriad Genetics Inc
CALL
$7,000
800
Q4 2024
Reduced 84.31%
Myriad Genetics Inc
PUT
$9,000
1.1K
Q1 2025
New holding
Myomo Inc
CALL
$15,000
3.2K
Q1 2025
Added 113.33%
Myr Group Inc Del
PUT
$90,000
800
Q1 2025
New holding
Myt Netherlands Parent B V
PUT
$1,000
1.3K
Q1 2025
Added 62.5%
Niagen Bioscience Inc
CALL
$81,000
11.8K
Q1 2025
Reduced 56.78%
Niagen Bioscience Inc
PUT
$37,000
5.4K
Q1 2025
Reduced 64.0%
Northern Dynasty Minerals Lt
CALL
$250,000
218K
Q1 2025
Added 2402.3%
Northern Dynasty Minerals Lt
PUT
$172,000
150K
Q1 2025
Added 172.41%
Newamsterdam Pharma Company
CALL
$16,000
800
Q1 2025
Reduced 97.57%
Newamsterdam Pharma Company
PUT
$343,000
16.8K
Q1 2025
Reduced 51.59%
Nordic American Tankers Limi
CALL
$333,000
136K
Q1 2025
Reduced 11.66%
Nordic American Tankers Limi
PUT
$418,000
170K
Q1 2025
Reduced 8.0%
Ncr Atleos Corporation
CALL
$247,000
9.4K
Q1 2025
Added 840.0%
Ncr Atleos Corporation
PUT
$242,000
9.2K
Q1 2025
Reduced 37.41%
Nautilus Biotechnology Inc
CALL
$0
500
Q1 2025
New holding
Navient Corporation
CALL
$13,000
1.1K
Q1 2025
Reduced 80.0%
Navient Corporation
PUT
$358,000
28.4K
Q1 2025
Reduced 6.58%
Niocorp Devs LTD
CALL
$35,000
18.2K
Q1 2025
Added 4450.0%
Niocorp Devs LTD
PUT
$2,000
1.2K
Q1 2025
New holding
Nb Bancorp Inc
CALL
$112,000
6.2K
Q1 2025
Added 44.19%
Neurocrine Biosciences Inc
CALL
$409,000
3.7K
Q1 2025
Reduced 53.75%
Neurocrine Biosciences Inc
PUT
$44,000
400
Q1 2025
Reduced 75.0%
Nabors Industries LTD
CALL
$754,000
18.1K
Q1 2025
Added 67.59%
Nabors Industries LTD
PUT
$291,000
7K
Q1 2025
Reduced 46.56%
National Cinemedia Inc
CALL
$303,000
51.9K
Q1 2025
Reduced 29.86%
Ncino Inc
CALL
$1.46 Million
53K
Q1 2025
Reduced 24.82%
Ncino Inc
PUT
$373,000
13.6K
Q1 2025
Added 11.48%
Nasdaq Inc
CALL
$7.48 Million
98.6K
Q1 2025
Added 45.43%
Nasdaq Inc
PUT
$1.96 Million
25.9K
Q1 2025
Reduced 71.09%
Noodles & CO
CALL
$4,000
3.9K
Q1 2025
New holding
Noodles & CO
PUT
$0
200
Q1 2025
Added 100.0%
Nordson Corp
CALL
$221,000
1.1K
Q1 2025
Added 83.33%
Nordson Corp
PUT
$20,000
100
Q1 2025
New holding
Noble Corp PLC
CALL
$4.12 Million
174K
Q1 2025
Added 5.08%
Noble Corp PLC
PUT
$2 Million
84.5K
Q1 2025
Reduced 62.76%
Newegg Commerce Inc
CALL
$0
11.6K
Q1 2025
Reduced 86.37%
Newegg Commerce Inc
PUT
$1,000
3.1K
Q1 2025
Reduced 85.91%
Neogenomics Inc
CALL
$632,000
66.6K
Q1 2025
Reduced 11.55%
Neogenomics Inc
PUT
$143,000
15.1K
Q1 2025
New holding
Neogen Corp
CALL
$4,000
500
Q1 2025
Reduced 97.09%
Neogen Corp
PUT
$340,000
39.3K
Q1 2025
Added 962.16%
Neonode Inc
CALL
$82,000
10.1K
Q1 2025
Reduced 36.08%
Neonode Inc
PUT
$72,000
8.9K
Q1 2025
Added 345.0%

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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