Massivemarkets

CLH

Clean Harbors, Inc

NYSE · usd

$318.76-2.20 (-0.69%)
At close · 15-minute delayed
$319.00+0.24 (+0.08%)
As of 7:30:04 PM EDT on Oct 23, 2026 · After hours

Clean Harbors, Inc (CLH) trades at $318.76 (-0.69%) as of 7:30:04 PM EDT on Oct 23, 2026, +0.85% over the past month. Market cap is $16.94B, with 2.6 days to cover in short interest.

Stock performance

How Clean Harbors, Inc (CLH) stock has performed from one day to one year, with its 52-week range.

+0.01%
+$0.03 over 1D
$317.58$319.00$320.43$321.869:30 AM11:10 AM12:55 PM2:35 PM8:00 PM$319.00
1D
-0.69%
1W
-0.41%
1M
+0.85%
YTD
+35.94%
1Y
+29.92%
52-wk range
$201.34 – $335.94

Key statistics

Today's trading snapshot for CLH: day range, open, previous close, volume and market cap.

Day range
$317.19 – $322.26
Open
$320.12
Prev close
$320.96
Volume
450.91K
Market cap
$16.94B
Shares out
52.79M

Valuation and profitability ratios: P/E, P/S, ROE

Valuation and profitability ratios for Clean Harbors, Inc: P/E, P/S, P/B, ROE and more.

P/E
38.59
P/S
2.71
P/B
5.79
P/FCF
36.69
ROE
15.0%
ROA
5.6%
Debt/Equity
0.95
Div yield
0.00%

As of Oct 22, 2026

8-K filings

Material corporate events Clean Harbors, Inc has disclosed to the SEC on Form 8-K.

  • Debt activityOct 5, 2026

    The Notes were issued under an Indenture, dated October 1, 2026 ... among the Company, substantially all of the Company's domestic subsidiaries, as guarantors, and U.S. Bank Trust Company, National Association, as trustee.

  • Debt activitySep 18, 2026

    On September 17, 2026, the Company issued a press release announcing the pricing of its previously announced offering of 6.250% senior notes due 2034 (the “Notes”).

  • Shareholder meetingsMay 20, 2026

    The Company held its 2026 Annual Meeting of Shareholders on Wednesday, May 20, 2026. Set forth below are the final voting results for each of the matters submitted to a vote of the shareholders.

  • Executive leadershipMay 20, 2026

    On May 19, 2026, Alan S. McKim, serving in the capacities of Executive Chairman of the Board of Directors (the "Board") and Chief Technology Officer, notified the Board of his intention to retire from the Board and his role as Chief Technology Officer, effective upon the Board's appointment of a new Chairman.

  • Debt activityOct 10, 2025

    On October 9, 2025, the Company and substantially all of the Company's domestic subsidiaries as guarantors entered into an amendment and restatement agreement which amended and restated the credit agreement, dated as of June 30, 2017. The Amended Credit Agreement provides for a new tranche of refinancing term loans (the "New Term Loans") in an aggregate principal amount equal to $1,260,000,000.

Dividend history and stock splits

Clean Harbors, Inc's recent dividend payments and stock splits.

Dividends

No recent dividends.

Splits

  • 2-for-1Jul 27, 2011

CLH short interest

How heavily CLH is shorted: shares short, days to cover and average daily volume.

Days to cover
2.6
Short interest
1.08M
Avg volume
414.68K

As of · reported to FINRA twice monthly.

CLH news

The latest news and headlines about Clean Harbors, Inc (CLH).

Frequently asked questions

What is the Clean Harbors, Inc (CLH) stock price today?

Clean Harbors, Inc (CLH) is trading at $318.76 (-0.69% on the day) as of 7:30:04 PM EDT on Oct 23, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.

What is Clean Harbors, Inc?

Clean Harbors Inc is an environmental and industrial services provider that provides parts cleaning and related environmental services to commercial, industrial, and automotive customers. Its business segments are Environmental Services and Safety-Kleen Sustainability Solutions.

What is the short interest in CLH?

As of Sep 30, 2026, CLH has 1.08M shares short and 2.6 days to cover.

What exchange is CLH listed on?

Clean Harbors, Inc (CLH) trades on NYSE in USD, in the HAZARDOUS WASTE MANAGEMENT industry.

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