The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Winkler Michael L since 2012.
This trader's CIK number is 1529850.
At the time of last reporting, Winkler Michael L was the EVP & Chief Operating Officer of U.s. Silica Holdings, Inc.. (stock ticker symbol SLCA).
Also see all insider trading activities at U.s. Silica Holdings, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2021 | SLCA | 0 | $0 | 0 | $0 | 5,600 | $0 |
| 2020 | SLCA | 50,000 | $50,000 | 6,000 | $39,300 | 8,687 | $0 |
| 2019 | SLCA | 0 | $0 | 0 | $0 | 21,800 | $0 |
| 2018 | SLCA | 2,000 | $27,960 | 0 | $0 | 22,416 | $0 |
| 2017 | SLCA | 0 | $0 | 0 | $0 | 20,761 | $1,005,457 |
| 2016 | SLCA | 0 | $0 | 64,235 | $2,697,870 | 68,947 | $1,000,073 |
| 2015 | SLCA | 0 | $0 | 0 | $0 | 2,799 | $0 |
| 2014 | SLCA | 1,100 | $29,315 | 64,235 | $2,376,695 | 65,599 | $874,559 |
| 2012 | SLCA | 1,000 | $14,540 | 0 | $0 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2021-04-01 | SLCA | Option Ex | 5,600 | .00 | 0 |
| 2020-12-10 | SLCA | Sale | 6,000 | 6.55 | 39,300 |
| 2020-04-01 | SLCA | Option Ex | 8,687 | .00 | 0 |
| 2020-03-23 | SLCA | Buy | 50,000 | 1.00 | 50,000 |
| 2019-04-01 | SLCA | Option Ex | 8,692 | .00 | 0 |
| 2019-03-31 | SLCA | Option Ex | 13,108 | .00 | 0 |
| 2018-10-26 | SLCA | Buy | 2,000 | 13.98 | 27,960 |
| 2018-06-01 | SLCA | Option Ex | 3,348 | .00 | 0 |
| 2018-04-01 | SLCA | Option Ex | 3,088 | .00 | 0 |
| 2018-03-31 | SLCA | Option Ex | 13,109 | .00 | 0 |
| 2018-02-12 | SLCA | Option Ex | 2,871 | .00 | 0 |
| 2017-06-01 | SLCA | Option Ex | 3,348 | 38.25 | 128,061 |
| 2017-03-31 | SLCA | Option Ex | 13,109 | 47.99 | 629,100 |
| 2017-02-11 | SLCA | Option Ex | 1,433 | 57.69 | 82,669 |
| 2017-02-12 | SLCA | Option Ex | 2,871 | 57.69 | 165,627 |
| 2016-08-19 | SLCA | Option Ex | 64,123 | 13.62 | 873,034 |
| 2016-08-19 | SLCA | Sale | 64,123 | 42.00 | 2,693,166 |
| 2016-08-18 | SLCA | Option Ex | 112 | 10.33 | 1,156 |
| 2016-08-18 | SLCA | Sale | 112 | 42.00 | 4,704 |
| 2016-06-01 | SLCA | Option Ex | 3,348 | 29.02 | 97,158 |
| 2016-03-14 | SLCA | Option Ex | 1,364 | 21.06 | 28,725 |
| 2015-03-14 | SLCA | Option Ex | 1,365 | .00 | 0 |
| 2015-02-11 | SLCA | Option Ex | 1,434 | .00 | 0 |
| 2014-12-24 | SLCA | Buy | 1,100 | 26.65 | 29,315 |
| 2014-03-18 | SLCA | Option Ex | 64,235 | 13.62 | 874,559 |
| 2014-03-18 | SLCA | Sale | 64,235 | 37.00 | 2,376,695 |
| 2014-03-14 | SLCA | Option Ex | 1,364 | .00 | 0 |
| 2012-05-11 | SLCA | Buy | 1,000 | 14.54 | 14,540 |
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 Winkler Michael L (EVP & Chief Operating Officer of U.s. Silica Holdings, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.