The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Bolanowski Katherine since 2026.
This trader's CIK number is 1914788.
At the time of last reporting, Bolanowski Katherine was the General Counsel, VP, Secretary of Gibraltar Industries, Inc.. (stock ticker symbol ROCK).
Also see all insider trading activities at Gibraltar Industries, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | ROCK | 1,400 | $49,903 | 0 | $0 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-05-21 | ROCK | Buy | 1,400 | 35.65 | 49,903 |
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 Bolanowski Katherine (General Counsel, VP, Secretary of Gibraltar Industries, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.