Robertson Andrea
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Robertson Andrea. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| CLH | Gift | 430 | — | — | Aug 5, 2025 | |
| CLH | Sale | 836 | $233.64 | $195,323 | Jul 31, 2025 | |
| CLH | Award / Grant | 789 | — | — | May 21, 2025 | |
| CLH | Gift | 420 | — | — | Aug 2, 2024 | |
| CLH | Sale | 1,148 | $238.90 | $274,257 | Aug 1, 2024 | |
| CLH | Award / Grant | 836 | — | — | May 22, 2024 | |
| CLH | Sale | 1,200 | $169.08 | $202,896 | Aug 8, 2023 | |
| CLH | Award / Grant | 1,148 | — | — | May 24, 2023 | |
| CLH | Sale | 1,095 | $106.37 | $116,475 | Aug 5, 2022 | |
| CLH | Award / Grant | 1,849 | — | — | May 25, 2022 | |
| CLH | Gift | 500 | — | — | Mar 3, 2022 | |
| CLH | Sale | 1,000 | $95.30 | $95,300 | Feb 25, 2022 | |
| CLH | Award / Grant | 257 | — | — | Jan 3, 2022 | |
| CLH | Sale | 2,168 | $99.14 | $214,936 | Aug 5, 2021 | |
| CLH | Award / Grant | 1,513 | — | — | Jun 3, 2021 | |
| CLH | Sale | 1,500 | $89.42 | $134,130 | Feb 25, 2021 | |
| CLH | Sale | 1,272 | $71.90 | $91,457 | Nov 10, 2020 | |
| CLH | Award / Grant | 2,168 | — | — | Jun 3, 2020 | |
| CLH | Sale | 1,000 | $83.78 | $83,780 | Oct 31, 2019 | |
| CLH | Sale | 2,557 | $78.98 | $201,952 | Aug 1, 2019 | |
| CLH | Award / Grant | 2,095 | — | — | Jun 5, 2019 | |
| CLH | Sale | 1,000 | $66.75 | $66,750 | Mar 5, 2019 | |
| CLH | Sale | 1,500 | $68.31 | $102,465 | Nov 1, 2018 | |
| CLH | Sale | 2,000 | $63.62 | $127,240 | Aug 2, 2018 | |
| CLH | Award / Grant | 2,236 | — | — | Jun 6, 2018 | |
| CLH | Award / Grant | 2,057 | — | — | Jun 7, 2017 | |
| CLH | Sale | 1,034 | $60.62 | $62,681 | May 5, 2017 | |
| CLH | Sale | 2,000 | $56.51 | $113,020 | Feb 24, 2017 | |
| CLH | Sale | 1,608 | $50.62 | $81,397 | Aug 4, 2016 | |
| CLH | Award / Grant | 2,210 | — | — | Jun 8, 2016 | |
| CLH | Award / Grant | 1,786 | — | — | Jun 10, 2015 | |
| CLH | Sale | 1,583 | $58.14 | $92,036 | Aug 8, 2014 | |
| CLH | Award / Grant | 1,608 | — | — | Jun 18, 2014 | |
| CLH | Award / Grant | 249 | $58.60 | $14,591 | Oct 1, 2013 | |
| CLH | Award / Grant | 1,334 | — | — | May 6, 2013 | |
| CLH | Sale | 500 | $57.33 | $28,665 | Nov 29, 2012 | |
| CLH | Sale | 1,000 | $62.00 | $62,000 | May 21, 2012 | |
| CLH | Award / Grant | 1,140 | — | — | May 7, 2012 | |
| CLH | Sale | 483 | $102.14 | $49,334 | May 11, 2011 | |
| CLH | Award / Grant | 767 | — | — | May 9, 2011 | |
| CLH | Sale | 4,000 | $101.72 | $406,880 | Apr 11, 2011 | |
| CLH | Award / Grant | 1,283 | — | — | May 10, 2010 | |
| CLH | Award / Grant | 300 | — | — | Jun 12, 2009 | |
| CLH | Sale | 1,833 | $64.71 | $118,613 | Nov 10, 2008 | |
| CLH | Award / Grant | 300 | — | — | May 15, 2008 | |
| CLH | Award / Grant | 300 | — | — | May 18, 2007 | |
| CLH | Option Exercise | 3,000 | $7.52 | $22,560 | May 15, 2007 | |
| CLH | Award / Grant | 300 | — | — | Sep 20, 2006 | |
| CLH | Option Exercise | 1,000 | $7.52 | $7,520 | Jan 3, 2006 |