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CLH
NYSE Energy & Transportation

Executive Chair Alan S. McKim Files Intent to Sell $29.3M in Stock Amidst Recent Insider Sales

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Waste & Environmental Stocks · Industrial
Sentiment info
Negative
Importance info
8
Price
$293
Mkt Cap
$15.503B
52W Low
$178.29
52W High
$298.12
52W Position info
64% above low
Off High info
1.7% below high
Rel. Volume info
1.1× avg
Market data snapshot near publication time

CLH sits 64% above its 52-week low of $178.29.

Summary

Executive Chair Alan S. McKim has filed an intent to sell $29.3 million in company stock, extending a recent trend of significant insider sales while the stock is near its 52-week high.


Key Events · Ownership and Investor Activity · CLH

  • Executive Chair Files Intent to Sell

    Alan S. McKim, Executive Chair and CTO, has filed a Form 144 to sell 100,000 shares of common stock, valued at approximately $29.3 million, through the Alan S. McKim 2007 Trust.

  • Continuation of Recent Insider Distribution

    This intent to sell follows previous significant insider sales by McKim and related trusts, including a $30.5 million intent filed on February 19th and a $28.1 million open market sale reported on February 23rd.

  • Stock Trading Near 52-Week High

    The proposed sale occurs as Clean Harbors' stock is trading near its 52-week high, potentially indicating a move by the insider to lock in gains.


Analysis · CLH · Energy & Transportation

Alan S. McKim, the Executive Chair and CTO, has filed a Form 144 indicating an intent to sell approximately $29.3 million worth of common stock through a trust. This filing continues a recent pattern of significant insider sales by McKim and related trusts, including a $30.5 million intent to sell on February 19th and a $28.1 million open market sale on February 23rd. The proposed sale, occurring while the stock trades near its 52-week high, suggests a move to monetize holdings. Investors should note the ongoing distribution by a key executive.

At the time of this filing, CLH was trading at $293.00 on NYSE in the Energy & Transportation sector, with a market capitalization of approximately $15.5B. The 52-week trading range was $178.29 to $298.12. This filing was assessed with negative market sentiment and an importance score of 8 out of 10.

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CLH - Latest Insights

CLH
Jul 29, 2026, 8:07 AM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $320.00
Real-time Price: $315.21 info
Change: -$4.79 (-1%) info
Market Cap: $16.048B info
CLH
May 20, 2026, 4:34 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $291.40
Real-time Price: $315.21 info
Change: +$23.81 (+8%) info
Market Cap: $16.048B info
CLH
May 14, 2026, 10:55 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $305.90
Real-time Price: $315.21 info
Change: +$9.31 (+3%) info
Market Cap: $16.048B info
CLH
May 14, 2026, 8:30 AM EDT
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $302.95
Real-time Price: $315.21 info
Change: +$12.26 (+4%) info
Market Cap: $16.048B info
CLH
May 06, 2026, 10:55 AM EDT
Filing Type: 10-Q
Importance Score:
7
Price at Filing: $287.72
Real-time Price: $315.21 info
Change: +$27.49 (+10%) info
Market Cap: $16.048B info