SIMPLEX TRADING, LLC

Q4 2023 13F Holdings Report, Options Holdings

Signature - Title
Erik Swanson - Chief Executive Officer
Location
Chicago, IL
Options holdings as of
December 31, 2023
Notional value $
$129B
Number of holdings
6,384
Date filed
2/2/2024, 03:11 PM
Description
All US holdings of this investor are reported in this report.
Previous filing
Q3 2023 - Nov 1, 2023
Stock holdings
Showing options holdings, see here for stock holdings
Sym Company Class Option Share Change Activity * Price $ Shares Notional Value
Filing 2023 Q4 compared to 2023 Q3 by default.
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Erik Swanson Chief Executive Officer Chicago, Illinois 2/2/2024