Insiders / Welch John R.
Welch John R.
CIK 1611303personinsider
Companies
1
First seen
Feb 20, 2026
Last activity
Feb 20, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Clean Harbors Inc · CLH | 10,237 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Clean Harbors Inc | Common Stock | 10,237 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 19, 2026 | Sell | CLH Clean Harbors Inc Common Stock | $204.8K | -750 -6.83% | 10,237 0.02% of shares | medium |