John R. Welch
CIK 1611303 · View on SEC EDGAR ↗
Insider
First SEC filing: June 19, 2014 · Latest: Feb. 14, 2020
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 13 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
13 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 2, 2023 | CLH | S | 1,000 | $150.43 | $150,430 | 12,427 Direct | -7.45% | Disposed | 111.5% (price as of 2026-08-21) |
| Aug. 5, 2021 | CLH | S | 5,500 | $99.05 | $544,775 | 10,173 Direct | -35.09% | Disposed | 221.2% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 19, 2014 | CLH | Common Stock | 6,558 | Direct |