Skip to contentPRESTON JOHN T — CLEAN HARBORS INC insider: 63 transactions · InsiderLensInsider trading activity of PRESTON JOHN T
- Transactions on record
- 63
- since Jun 17, 2004
- Open-market buys
- 0
- Open-market sells
- 11
- $3.6M
- Companies traded
- 3
- last filing May 22, 2026
Figures computed from official regulatory filings — methodology.
Companies where PRESTON JOHN T has traded
Track record of PRESTON JOHN T
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of PRESTON JOHN T
Co-insiders of PRESTON JOHN T
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BIER COLINBOSTON LIFE SCIENCES INC /DE
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| May 22, 2026 | Award | 652 | 0.00 USD | $0 | SEC |
| May 23, 2025 | Award | 789 | 0.00 USD | $0 | SEC |
| May 23, 2024 | Award | 836 | 0.00 USD | $0 | SEC |
| Mar 15, 2024 | Sell | -1,913 | 188.36 USD | $360.3K | SEC |
| Aug 17, 2023 | Sell | -2,095 | 173.68 USD | $363.9K | SEC |
| May 25, 2023 | Award | 1,148 | 0.00 USD | $0 | SEC |
| Mar 3, 2023 | Sell | -3,750 | 134.90 USD | $505.9K | SEC |
| Aug 9, 2022 | Sell | -2,168 | 111.50 USD | $241.7K | SEC |
| May 26, 2022 | Award | 1,849 | 0.00 USD | $0 | SEC |
| Jan 5, 2022 | Award | 257 | 0.00 USD | $0 | SEC |
| Jun 7, 2021 | Award | 1,513 | 0.00 USD | $0 | SEC |
| Mar 2, 2021 | Sell | -6,000 | 85.49 USD | $512.9K | SEC |
| Jun 5, 2020 | Award | 2,168 | 0.00 USD | $0 | SEC |
| Jun 7, 2019 | Award | 2,095 | 0.00 USD | $0 | SEC |
| Jun 7, 2018 | Award | 2,236 | 0.00 USD | $0 | SEC |
| Mar 8, 2018 | Sell | -5,000 | 50.93 USD | $254.7K | SEC |
| Jun 8, 2017 | Award | 2,057 | 0.00 USD | $0 | SEC |
| Jun 10, 2016 | Award | 2,210 | 0.00 USD | $0 | SEC |
| Jun 12, 2015 | Award | 1,786 | 0.00 USD | $0 | SEC |
| May 14, 2015 | Sell | -4,523 | 56.06 USD | $253.6K | SEC |
| Jun 19, 2014 | Award | 1,608 | 0.00 USD | $0 | SEC |
| Oct 2, 2013 | Award | 249 | 58.60 USD | $14.6K | SEC |
| May 7, 2013 | Award | 1,334 | 0.00 USD | $0 | SEC |
| May 8, 2012 | Award | 1,140 | 0.00 USD | $0 | SEC |
| Apr 11, 2011 | Sell | -6,000 | 104.61 USD | $627.7K | SEC |