- Corporate Officers - D
- Dawson William J
Insider Trading History of Dawson William J
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Dawson William J since 2007.
This trader's CIK number is 1226139.
At the time of last reporting, Dawson William J was the Director of Mcgrath Rentcorp. (stock ticker symbol MGRC).
Also see all insider trading activities at Mcgrath Rentcorp.
Note that in the past
DAWSON WILLIAM J also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Cerus Corp (CERS) by Dawson William J
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2008 | CERS | 0 | $0 | 0 | $0 | 200,000 | $409,998 |
| 2007 | CERS | 20,000 | $108,200 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Mcgrath Rentcorp (MGRC) by Dawson William J
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | MGRC | 0 | $0 | 0 | $0 | 1,000 | $0 |
| 2024 | MGRC | 0 | $0 | 20,000 | $2,305,040 | 0 | $0 |
| 2023 | MGRC | 0 | $0 | 0 | $0 | 1,500 | $0 |
| 2022 | MGRC | 0 | $0 | 0 | $0 | 1,500 | $0 |
| 2020 | MGRC | 0 | $0 | 0 | $0 | 2,000 | $0 |
| 2019 | MGRC | 0 | $0 | 0 | $0 | 2,200 | $0 |
| 2018 | MGRC | 0 | $0 | 4,843 | $294,183 | 3,200 | $0 |
| 2017 | MGRC | 0 | $0 | 4,000 | $191,324 | 3,900 | $0 |
| 2016 | MGRC | 0 | $0 | 5,000 | $151,340 | 0 | $0 |
| 2015 | MGRC | 0 | $0 | 3,000 | $74,733 | 2,800 | $92,456 |
| 2014 | MGRC | 0 | $0 | 2,243 | $85,242 | 25,100 | $455,620 |
| 2013 | MGRC | 0 | $0 | 17,394 | $554,520 | 30,100 | $730,479 |
| 2012 | MGRC | 0 | $0 | 16,000 | $502,886 | 18,300 | $199,724 |
| 2011 | MGRC | 0 | $0 | 8,000 | $219,632 | 0 | $0 |
| 2010 | MGRC | 0 | $0 | 8,000 | $226,752 | 8,000 | $102,200 |
| 2009 | MGRC | 0 | $0 | 8,000 | $169,200 | 0 | $0 |
| 2008 | MGRC | 0 | $0 | 0 | $0 | 8,000 | $63,752 |
| 2007 | MGRC | 0 | $0 | 18,000 | $536,994 | 18,000 | $179,712 |
Yearly summary of insider trading at Adamas Pharmaceuticals Inc (ADMS) by Dawson William J
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2017 | ADMS | 0 | $0 | 716 | $12,186 | 0 | $0 |
Insider trading activities at 3 companies by Dawson William J:
1. Cerus Corp (CERS)
2. Mcgrath Rentcorp (MGRC)
3. Adamas Pharmaceuticals Inc (ADMS)
Table 1. Insider trading of Cerus Corp (CERS) by Dawson William J
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2008-03-17 | CERS | Option Ex | 100,000 | 2.05 | 204,999 |
| 2008-03-17 | CERS | Option Ex | 100,000 | 2.05 | 204,999 |
| 2007-02-28 | CERS | Buy | 20,000 | 5.41 | 108,200 |
Table 2. Insider trading of Mcgrath Rentcorp (MGRC) by Dawson William J
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-04-01 | MGRC | Option Ex | 1,000 | .00 | 0 |
| 2024-10-29 | MGRC | Sale | 20,000 | 115.25 | 2,305,040 |
| 2023-04-03 | MGRC | Option Ex | 1,500 | .00 | 0 |
| 2022-04-01 | MGRC | Option Ex | 1,500 | .00 | 0 |
| 2020-04-01 | MGRC | Option Ex | 2,000 | .00 | 0 |
| 2019-04-01 | MGRC | Option Ex | 2,200 | .00 | 0 |
| 2018-05-03 | MGRC | Sale | 4,843 | 60.74 | 294,183 |
| 2018-04-02 | MGRC | Option Ex | 3,200 | .00 | 0 |
| 2017-11-27 | MGRC | Sale | 4,000 | 47.83 | 191,324 |
| 2017-04-03 | MGRC | Option Ex | 3,900 | .00 | 0 |
| 2016-06-13 | MGRC | Sale | 5,000 | 30.27 | 151,340 |
| 2015-08-10 | MGRC | Sale | 3,000 | 24.91 | 74,733 |
| 2015-04-01 | MGRC | Option Ex | 2,800 | 33.02 | 92,456 |
| 2014-11-13 | MGRC | Option Ex | 22,000 | 20.71 | 455,620 |
| 2014-11-13 | MGRC | Sale | 2,143 | 38.00 | 81,442 |
| 2014-11-14 | MGRC | Sale | 100 | 38.00 | 3,800 |
| 2014-04-01 | MGRC | Option Ex | 3,100 | .00 | 0 |
| 2013-09-12 | MGRC | Sale | 1,394 | 35.06 | 48,873 |
| 2013-09-11 | MGRC | Option Ex | 12,000 | 31.14 | 373,680 |
| 2013-05-16 | MGRC | Option Ex | 12,598 | 22.30 | 280,935 |
| 2013-05-17 | MGRC | Option Ex | 3,402 | 22.30 | 75,864 |
| 2013-05-16 | MGRC | Sale | 12,598 | 31.54 | 397,290 |
| 2013-05-17 | MGRC | Sale | 3,402 | 31.85 | 108,357 |
| 2013-04-01 | MGRC | Option Ex | 2,100 | .00 | 0 |
| 2012-04-02 | MGRC | Option Ex | 2,300 | .00 | 0 |
| 2012-03-02 | MGRC | Option Ex | 1,400 | 11.26 | 15,764 |
| 2012-03-05 | MGRC | Sale | 14,600 | 31.37 | 458,002 |
| 2012-03-05 | MGRC | Option Ex | 14,600 | 12.60 | 183,960 |
| 2012-03-02 | MGRC | Sale | 1,400 | 32.06 | 44,884 |
| 2011-05-19 | MGRC | Sale | 4,000 | 27.45 | 109,816 |
| 2011-05-19 | MGRC | Sale | 4,000 | 27.45 | 109,816 |
| 2010-11-22 | MGRC | Sale | 8,000 | 28.34 | 226,752 |
| 2010-11-22 | MGRC | Option Ex | 8,000 | 12.78 | 102,200 |
| 2009-11-23 | MGRC | Sale | 8,000 | 21.15 | 169,200 |
| 2008-05-23 | MGRC | Option Ex | 8,000 | 7.97 | 63,752 |
| 2007-02-28 | MGRC | Option Ex | 18,000 | 9.98 | 179,712 |
| 2007-02-28 | MGRC | Sale | 18,000 | 29.83 | 536,994 |
Table 3. Insider trading of Adamas Pharmaceuticals Inc (ADMS) by Dawson William J
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2017-03-21 | ADMS | Sale | 716 | 17.02 | 12,186 |
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 Dawson William J
(Director of Mcgrath Rentcorp at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.