CLH
Clean Harbors, Inc.When CLH passed all Ten ChecksClean Harbors, Inc.
history · not a forecastOver the past 10 years, CLH has passed all Ten Checks on 22 separate days. Here is how it moved over the 20 trading sessions that followed — how far it rose, and how far it fell.
The strongest of them rose +14.6% in Jun 2023, still rising at session 20.
- Apr 2026+7.8% +2.1%
- Jan 2026+9.4% -0.4%
- Sep 2024+6.0% -0.6%
Peak and dip mark the highest and lowest closing prices over those 20 sessions; the intraday swings ran wider still, and neither figure is a return you could have captured by buying and selling at the perfect moment. These are historical readings from the past 10 years, drawn only from the US-listed stocks the site covers today — a record of what happened, not a prediction of what will, and not investment advice.
6-month history — checks vs. price
Price on the left axis; checks passing (0–10) on the right.
Common questions about CLH’s checks
How many technical checks does CLH pass right now?
As of the Aug 13, 2026 close, CLH passes 7 of 10 fixed technical checks — the checks not passing: pulled back to support, not overextended, outperforming the market.
Why does CLH fail the "outperforming the market" check?
CLH has trailed the S&P 500 by 0.5 percentage points over the last 20 sessions, so the relative-strength check fails. It passes once CLH leads the index again.
What price would change CLH's check count?
The nearest flip level is "outperforming the market" passes on a close above $321.81. Each price-anchored check has an exact next-close level, shown in the Flip levels panel above.
Factual measurements from the latest scan — not investment advice.