The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Calderon Ruben since 2025.
This trader's CIK number is 2061362.
At the time of last reporting, Calderon Ruben was the Chief Financial Officer of Jfb Construction Holdings. (stock ticker symbol JFB).
Also see all insider trading activities at Jfb Construction Holdings.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | JFB | 1,550 | $29,016 | 0 | $0 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-12-10 | JFB | Buy | 1,550 | 18.72 | 29,016 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Calderon Ruben (Chief Financial Officer of Jfb Construction Holdings at the time of this reporting) see the Securities and Exchange Commission (SEC) website.