NYSE · CIK 0000822818
CLH CLEAN HARBORS INC
Insider trading from SEC Form 4. Last filing Jun 3, 2026. Close $316.93 on Oct 9, 2026, +57% from the 52-week low and -3% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
22
with a Form 4 at this company
Price and insider trades, last year
CLHOct 9, 2026 · close 316.93
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at CLEAN HARBORS INC, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 28Weak | Lauren States director sell | $226k 789 shares | -6% | +42% from low-9% from high | |
| 54Moderate | Eric W Gerstenberg CO-CEO sell | $293k 1,000 shares | -3% | +60% from low-2% from high | |
| 48Moderate | Marcy L. Reed director sell | $241k 836 shares | -14% | +60% from low-2% from high | |
| 55Moderate | Brian P Weber EVP (CHESI) sell | $1.4M 4,683 shares | -9% | +60% from low-2% from high | |
| 60Notable | Alan S McKim EXEC CHAIR, CTO. sell | $29M 100,000 shares | -5% | +61% from low-1% from high | |
| 61Notable | Eric W Gerstenberg CO-CEO sell | $700k 2,500 shares | -5% | +54% from low-1% from high | |
| 60Notable | Alan S McKim EXEC CHAIR, CTO. sell | $28M 100,000 shares | -4% | +55% from low0% from high | |
| 42Moderate | John R. Welch director sell | $205k 750 shares | -7% | +55% from low0% from high | |
| 64Notable | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER sell | $784k 2,788 shares | -15% | +56% from low0% from high | |
| 60Notable | Sharon M. Gabriel EVP/CIO (CHESI) sell | $999k 3,540 shares | -13% | +56% from low0% from high | |
| 36Weak | Eric W Gerstenberg CO-CEO sell | $145k 601 shares | -1% | +32% from low-4% from high | |
| 42Moderate | Michael Louis Battles CO-CEO buy | $467k 2,000 shares | +2% | +29% from low-11% from high | |
| 27Weak | Andrea Robertson director sell | $195k 836 shares | -8% | +29% from low-10% from high | |
| 51Moderate | Brian P Weber EVP (CHESI) sell | $689k 3,035 shares | -5% | +25% from low-14% from high | |
| 70Notable | Eric W Gerstenberg CO-CEO sell | $1.8M 8,076 shares | -14% | +24% from low-14% from high | |
| 47Moderate | Alison A. Quirk director sell | $200k 893 shares | -23% | +23% from low-15% from high | |
| 60Notable | Alan S McKim EXEC CHAIR, CTO. sell | $22M 100,000 shares | -4% | +23% from low-15% from high | |
| 44Moderate | John R. Welch director sell | $286k 1,250 shares | -10% | +25% from low-14% from high | |
| 48Moderate | Robert Speights PRESIDENT, INDUSTRIAL SERVICES sell | $234k 1,022 shares | -6% | +26% from low-13% from high | |
| 42Moderate | Lauren States director sell | $189k 836 shares | -7% | +25% from low-14% from high | |
| 34Weak | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER buy | $201k 1,050 shares | +5% | - | |
| 46Moderate | Robert Speights PRESIDENT, INDUSTRIAL SERVICES sell | $519k 2,725 shares | -6% | - | |
| 60Notable | Alan S McKim EXEC CHAIR, CTO. sell | $11M 52,999 shares | -2% | - | |
| 11Weak | Lauren States director sell | $70k 308 shares | -3% | - | |
| 3Weak | Lauren States director sell | $74k 308 shares | -2% | - | |
| 3Weak | Lauren States director sell | $75k 308 shares | -2% | - | |
| 42Moderate | Brian P Weber EVP (CHESI) sell | $225k 861 shares | -1% | - | |
| 65Notable | Eric W Gerstenberg CO-CEO sell | $1.5M 6,051 shares | -10% | - | |
| 18Weak | Lauren States director sell | $77k 308 shares | -2% | - | |
| 46Moderate | Robert Speights PRESIDENT, INDUSTRIAL SERVICES sell | $146k 610 shares | -2% | - | |
| 4Weak | Lauren States director sell | $80k 308 shares | -2% | - |
Planned sales
Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales
| Filed | Seller | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Jun 13, 2025 | BRIAN WEBER Officer | 3,035 0.01% of outstanding | $689k | Jun 13, 2025 | none |
| Jun 6, 2025 | GERSTENBERG ERIC W Officer | 8,076 0.01% of outstanding | $1.8M | Jun 6, 2025 | none |
| Jun 5, 2025 | Alison Quirk Director | 893 0.00% of outstanding | $200k | Jun 5, 2025 | none |
| Jun 4, 2025 | Alan S. McKim Officer | 100,000 0.19% of outstanding | $23M | Jun 4, 2025 | none |
| May 28, 2025 | JOHN WELCH Director | 1,250 0.00% of outstanding | $286k | May 28, 2025 | none |
| May 22, 2025 | LAUREN STATES Director | 836 0.00% of outstanding | $189k | May 22, 2025 | none |
| Mar 3, 2025 | ALAN S. MCKIM 2007 TRUST Officer | 2,999 0.01% of outstanding | $636k | Mar 3, 2025 | none |
| Mar 3, 2025 | Alan S. McKim Officer | 50,000 0.09% of outstanding | $11M | Mar 3, 2025 | none |
| Dec 16, 2024 | LAUREN STATES Director | 924 0.00% of outstanding | $226k | Dec 16, 2024 | $157k |
| Nov 27, 2024 | BRIAN P WEBER Officer | 861 0.00% of outstanding | $225k | Nov 27, 2024 | none |
| Nov 18, 2024 | GERSTENBERG ERIC W Officer | 6,051 0.01% of outstanding | $1.5M | Nov 15, 2024 | none |
Congressional trades
13 trades in CLH disclosed by members of Congress under the STOCK Act. All congressional trades.
- April McClain DelaneyHouse · D-MD · last Sep 9, 20262 bought
10 sold - Robert P. Bresnahan, Jr.House · R-PA · last Feb 13, 20250 bought
1 sold
| Member | Trade | Asset | Reported range | Trade / filing date | Source |
|---|---|---|---|---|---|
April McClain Delaney House · D-MD | Sale | CLH Clean Harbors, Inc. Common Stock | $50k to $100k | Aug 25 / Sep 9 15 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Jul 24 / Aug 3 10 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Jul 27 / Aug 3 7 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Jul 28 / Aug 3 6 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | May 1 / Jun 5 35 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Apr 30 / May 6 6 days after the trade | Clerk |
April McClain Delaney House · D-MD | Purchase | CLH Clean Harbors, Inc. Common Stock | $15k to $50k | Feb 23 / Mar 10 15 days after the trade | Clerk |
April McClain Delaney House · D-MD | Purchase | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Dec 3, 2025 / Jan 5 33 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Aug 7, 2025 / Sep 2, 2025 26 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Jun 20, 2025 / Jul 2, 2025 12 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Feb 10, 2025 / Mar 20, 2025 38 days after the trade | Clerk |
April McClain Delaney House · D-MD | Partial sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Feb 7, 2025 / Mar 20, 2025 41 days after the trade | Clerk |
Robert P. Bresnahan, Jr. House · R-PA | Sale | CLH Clean Harbors, Inc. Common Stock | $1,001 to $15k | Jan 13, 2025 / Feb 13, 2025 31 days after the trade | Clerk |
Transactions
The last 100 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 1, 2026 | Jeroen Diderich EVP&President of Sales&Service | FTax withholding Common Stock | -1,717 | $281.00 | $482k | 16,152 | Jun 3, 2026 |
| May 26, 2026 | Lauren States director | SOpen-market sale Common Stock | -789 | $286.19 | $226k | 11,359 | May 27, 2026 |
| May 20, 2026 | Shelley Stewart JR director | AGrant or award Common Stock | +652 | $0.00 | $0 | 4,523 | May 22, 2026 |
| May 20, 2026 | Marcy L. Reed director | AGrant or award Common Stock | +652 | $0.00 | $0 | 5,733 | May 22, 2026 |
| May 20, 2026 | Lauren States director | AGrant or award Common Stock | +652 | $0.00 | $0 | 12,148 | May 22, 2026 |
| May 20, 2026 | Andrea Robertson director | AGrant or award Common Stock | +652 | $0.00 | $0 | 9,768 | May 22, 2026 |
| May 20, 2026 | Edward G Galante director | AGrant or award Common Stock | +652 | $0.00 | $0 | 25,461 | May 22, 2026 |
| May 20, 2026 | John T Preston director | AGrant or award Common Stock | +652 | $0.00 | $0 | 7,044 | May 22, 2026 |
| May 20, 2026 | Alison A. Quirk director | AGrant or award Common Stock | +652 | $0.00 | $0 | 3,630 | May 22, 2026 |
| May 20, 2026 | John R. Welch director | AGrant or award Common Stock | +652 | $0.00 | $0 | 10,889 | May 22, 2026 |
| May 20, 2026 | Robert Willett director | AGrant or award Common Stock | +652 | $0.00 | $0 | 10,028 | May 22, 2026 |
| May 20, 2026 | Karyn Polito director | AGrant or award Common Stock | +652 | $0.00 | $0 | 4,127 | May 22, 2026 |
| May 11, 2026 | Karyn Polito director | AGrant or award Common Stock | +460 | $295.13 | $136k | 3,475 | May 13, 2026 |
| May 11, 2026 | Andrea Robertson director | GGift Common Stock | -342 | $0.00 | $0 | 9,116 | May 12, 2026 |
| Mar 18, 2026 | Eric W Gerstenberg CO-CEO | SOpen-market sale Common Stock | -1,000 | $293.00 | $293k | 38,877 | Mar 19, 2026 |
| Mar 18, 2026 | Marcy L. Reed director | SOpen-market sale Common Stock | -836 | $287.94 | $241k | 5,081 | Mar 19, 2026 |
| Mar 13, 2026 | Michael Louis Battles CO-CEO | FTax withholding Common Stock | -1,148 | $288.93 | $332k | 97,538 | Mar 17, 2026 |
| Mar 13, 2026 | Brian P Weber EVP (CHESI) | FTax withholding Common Stock | -960 | $288.93 | $277k | 55,280 | Mar 17, 2026 |
| Mar 13, 2026 | Eric W Gerstenberg CO-CEO | FTax withholding Common Stock | -977 | $288.93 | $282k | 42,043 | Mar 17, 2026 |
| Mar 13, 2026 | George L Curtis EXEC. VICE PRESIDENT (CHESI) | FTax withholding Common Stock | -350 | $288.93 | $101k | 47,065 | Mar 17, 2026 |
| Mar 13, 2026 | Rebecca Underwood PRESIDENT & EVP FACILITIES | FTax withholding Common Stock | -125 | $288.93 | $36k | 20,085 | Mar 17, 2026 |
| Mar 13, 2026 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -630 | $288.93 | $182k | 15,303 | Mar 17, 2026 |
| Mar 13, 2026 | Charles H. Geer II EVP, Industrial Services | DDisposition to issuer Common Stock | -139 | $0.00 | $0 | 10,839 | Mar 17, 2026 |
| Mar 13, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | FTax withholding Common Stock | -727 | $288.93 | $210k | 22,466 | Mar 17, 2026 |
| Mar 13, 2026 | Robert W. Harrison EVP, EHS | FTax withholding Common Stock | -18 | $288.93 | $5,201 | 7,016 | Mar 17, 2026 |
| Mar 13, 2026 | Robert W. Harrison EVP, EHS | DDisposition to issuer Common Stock | -368 | $0.00 | $0 | 6,648 | Mar 17, 2026 |
| Mar 13, 2026 | Rebecca Underwood PRESIDENT & EVP FACILITIES | DDisposition to issuer Common Stock | -1,401 | $0.00 | $0 | 18,684 | Mar 17, 2026 |
| Mar 13, 2026 | Michael Louis Battles CO-CEO | DDisposition to issuer Common Stock | -2,166 | $0.00 | $0 | 95,387 | Mar 17, 2026 |
| Mar 13, 2026 | Eric W Gerstenberg CO-CEO | DDisposition to issuer Common Stock | -2,166 | $0.00 | $0 | 39,877 | Mar 17, 2026 |
| Mar 13, 2026 | George L Curtis EXEC. VICE PRESIDENT (CHESI) | DDisposition to issuer Common Stock | -1,028 | $0.00 | $0 | 46,048 | Mar 17, 2026 |
| Mar 13, 2026 | Brian P Weber EVP (CHESI) | DDisposition to issuer Common Stock | -1,869 | $0.00 | $0 | 53,411 | Mar 17, 2026 |
| Mar 13, 2026 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | DDisposition to issuer Common Stock | -1,324 | $0.00 | $0 | 13,979 | Mar 17, 2026 |
| Mar 13, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | DDisposition to issuer Common Stock | -1,401 | $0.00 | $0 | 21,065 | Mar 17, 2026 |
| Mar 17, 2026 | Brian P Weber EVP (CHESI) | SOpen-market sale Common Stock | -4,683 | $293.39 | $1.4M | 48,728 | Mar 17, 2026 |
| Mar 13, 2026 | Alan S McKim EXEC CHAIR, CTO. | FTax withholding Common Stock | -1,265 | $288.93 | $365k | 32,762 | Mar 17, 2026 |
| Mar 4, 2026 | Alan S McKim EXEC CHAIR, CTO. | SOpen-market sale Common Stockindirect: McKim 2007 Trust | -100,000 | $292.65 | $29M | 2,065,368 | Mar 5, 2026 |
| Feb 23, 2026 | Eric W Gerstenberg CO-CEO | SOpen-market sale Common Stock | -2,500 | $279.86 | $700k | 43,020 | Feb 24, 2026 |
| Feb 19, 2026 | Alan S McKim EXEC CHAIR, CTO. | SOpen-market sale Common Stockindirect: McKim 2007 Trust | -100,000 | $281.14 | $28M | 2,275,368 | Feb 23, 2026 |
| Feb 19, 2026 | Alan S McKim EXEC CHAIR, CTO. | GGift Common Stockindirect: McKim 2007 Trust | -10,000 | $0.00 | $0 | 2,265,368 | Feb 23, 2026 |
| Feb 20, 2026 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | SOpen-market sale Common Stock | -2,788 | $281.31 | $784k | 15,933 | Feb 20, 2026 |
| Feb 20, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | SOpen-market sale Common Stock | -3,540 | $282.07 | $999k | 23,193 | Feb 20, 2026 |
| Feb 19, 2026 | John R. Welch director | SOpen-market sale Common Stock | -750 | $273.07 | $205k | 10,237 | Feb 20, 2026 |
| Feb 2, 2026 | Michael Louis Battles CO-CEO | FTax withholding Common Stock | -5,205 | $259.91 | $1.4M | 77,706 | Feb 3, 2026 |
| Feb 2, 2026 | Eric W Gerstenberg CO-CEO | FTax withholding Common Stock | -4,934 | $259.91 | $1.3M | 45,520 | Feb 3, 2026 |
| Feb 2, 2026 | George L Curtis EXEC. VICE PRESIDENT (CHESI) | FTax withholding Common Stock | -249 | $259.91 | $65k | 47,415 | Feb 3, 2026 |
| Feb 2, 2026 | Brian P Weber EVP (CHESI) | FTax withholding Common Stock | -1,394 | $259.91 | $362k | 52,018 | Feb 3, 2026 |
| Feb 2, 2026 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -567 | $259.91 | $147k | 18,721 | Feb 3, 2026 |
| Feb 2, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | FTax withholding Common Stock | -508 | $259.91 | $132k | 26,733 | Feb 3, 2026 |
| Feb 2, 2026 | Robert W. Harrison EVP, EHS | FTax withholding Common Stock | -184 | $259.91 | $48k | 5,601 | Feb 3, 2026 |
| Feb 2, 2026 | Rebecca Underwood PRESIDENT & EVP FACILITIES | FTax withholding Common Stock | -425 | $259.91 | $110k | 16,859 | Feb 3, 2026 |
| Feb 2, 2026 | Jeroen Diderich EVP&President of Sales&Service | FTax withholding Common Stock | -105 | $259.91 | $27k | 13,667 | Feb 3, 2026 |
| Feb 2, 2026 | Charles H. Geer II EVP, Industrial Services | FTax withholding Common Stock | -197 | $259.91 | $51k | 8,617 | Feb 3, 2026 |
| Feb 1, 2026 | Rebecca Underwood PRESIDENT & EVP FACILITIES | AGrant or award Common Stock | +2,513 | $0.00 | $0 | 19,372 | Feb 3, 2026 |
| Feb 1, 2026 | Jeroen Diderich EVP&President of Sales&Service | AGrant or award Common Stock | +3,141 | $0.00 | $0 | 16,808 | Feb 3, 2026 |
| Feb 1, 2026 | Charles H. Geer II EVP, Industrial Services | AGrant or award Common Stock | +1,843 | $0.00 | $0 | 10,460 | Feb 3, 2026 |
| Feb 1, 2026 | Michael Louis Battles CO-CEO | AGrant or award Common Stock | +10,290 | $0.00 | $0 | 87,996 | Feb 3, 2026 |
| Feb 1, 2026 | Eric W Gerstenberg CO-CEO | AGrant or award Common Stock | +10,290 | $0.00 | $0 | 55,810 | Feb 3, 2026 |
| Feb 1, 2026 | Brian P Weber EVP (CHESI) | AGrant or award Common Stock | +3,166 | $0.00 | $0 | 55,184 | Feb 3, 2026 |
| Feb 1, 2026 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | AGrant or award Common Stock | +3,066 | $0.00 | $0 | 21,787 | Feb 3, 2026 |
| Feb 1, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | AGrant or award Common Stock | +2,073 | $0.00 | $0 | 28,806 | Feb 3, 2026 |
| Feb 1, 2026 | Robert W. Harrison EVP, EHS | AGrant or award Common Stock | +1,003 | $0.00 | $0 | 6,604 | Feb 3, 2026 |
| Feb 1, 2026 | Robert W. Harrison EVP, EHS | AGrant or award Common Stock | +430 | $0.00 | $0 | 7,034 | Feb 3, 2026 |
| Feb 1, 2026 | Rebecca Underwood PRESIDENT & EVP FACILITIES | AGrant or award Common Stock | +838 | $0.00 | $0 | 20,210 | Feb 3, 2026 |
| Feb 1, 2026 | Jeroen Diderich EVP&President of Sales&Service | AGrant or award Common Stock | +1,047 | $0.00 | $0 | 17,855 | Feb 3, 2026 |
| Feb 1, 2026 | Charles H. Geer II EVP, Industrial Services | AGrant or award Common Stock | +503 | $0.00 | $0 | 10,963 | Feb 3, 2026 |
| Feb 1, 2026 | Michael Louis Battles CO-CEO | AGrant or award Common Stock | +10,690 | $0.00 | $0 | 98,686 | Feb 3, 2026 |
| Feb 1, 2026 | Eric W Gerstenberg CO-CEO | AGrant or award Common Stock | +10,690 | $0.00 | $0 | 66,500 | Feb 3, 2026 |
| Feb 1, 2026 | Brian P Weber EVP (CHESI) | AGrant or award Common Stock | +1,056 | $0.00 | $0 | 56,240 | Feb 3, 2026 |
| Feb 1, 2026 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | AGrant or award Common Stock | +1,022 | $0.00 | $0 | 22,809 | Feb 3, 2026 |
| Feb 1, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | AGrant or award Common Stock | +566 | $0.00 | $0 | 29,372 | Feb 3, 2026 |
| Jan 2, 2026 | Sharon M. Gabriel EVP/CIO (CHESI) | FTax withholding Common Stock | -525 | $234.48 | $123k | 27,241 | Jan 5, 2026 |
| Dec 17, 2025 | John R. Welch director | GGift Common Stock | -415 | $0.00 | $0 | 10,987 | Dec 29, 2025 |
| Dec 16, 2025 | Eric W Gerstenberg CO-CEO | SOpen-market sale Common Stock | -601 | $240.90 | $145k | 50,454 | Dec 17, 2025 |
| Dec 15, 2025 | Robert W. Harrison EVP, EHS | FTax withholding Common Stock | -16 | $240.71 | $3,851 | 5,785 | Dec 17, 2025 |
| Dec 15, 2025 | Rebecca Underwood PRESIDENT & EVP FACILITIES | FTax withholding Common Stock | -51 | $240.71 | $12k | 17,284 | Dec 17, 2025 |
| Dec 15, 2025 | Charles H. Geer II EVP, Industrial Services | FTax withholding Common Stock | -28 | $240.71 | $6,740 | 8,814 | Dec 17, 2025 |
| Dec 9, 2025 | George L Curtis EXEC. VICE PRESIDENT (CHESI) | GGift Common Stock | -1,000 | $0.00 | $0 | 47,664 | Dec 11, 2025 |
| Dec 1, 2025 | Robert W. Harrison EVP, EHS | FTax withholding Common Stock | -122 | $228.54 | $28k | 5,801 | Dec 3, 2025 |
| Nov 13, 2025 | Lauren States director | GGift Common Stock | -245 | $0.00 | $0 | 11,496 | Nov 14, 2025 |
| Nov 1, 2025 | Charles H. Geer II EVP, Industrial Services | FTax withholding Common Stock | -294 | $210.51 | $62k | 8,842 | Nov 4, 2025 |
| Sep 16, 2025 | Alan S McKim EXEC CHAIR, CTO. | GGift Common Stockindirect: McKim 2007 Trust | -8,567 | $0.00 | $0 | 2,346,744 | Sep 17, 2025 |
| Sep 16, 2025 | Alan S McKim EXEC CHAIR, CTO. | GGift Common Stockindirect: McKim 2007 Trust | -4,283 | $0.00 | $0 | 2,342,461 | Sep 17, 2025 |
| Aug 5, 2025 | Andrea Robertson director | GGift Common Stock | -430 | $0.00 | $0 | 9,458 | Aug 6, 2025 |
| Aug 1, 2025 | Michael Louis Battles CO-CEO | POpen-market purchase Common Stock | +2,000 | $233.50 | $467k | 82,911 | Aug 4, 2025 |
| Jul 31, 2025 | Andrea Robertson director | SOpen-market sale Common Stock | -836 | $233.64 | $195k | 9,888 | Aug 4, 2025 |
| Jul 1, 2025 | Michael Louis Battles CO-CEO | FTax withholding Common Stock | -1,532 | $229.55 | $352k | 80,911 | Jul 3, 2025 |
| Jul 1, 2025 | Alan S McKim EXEC CHAIR, CTO. | FTax withholding Common Stock | -1,342 | $229.55 | $308k | 34,027 | Jul 3, 2025 |
| Jul 1, 2025 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -613 | $229.55 | $141k | 19,288 | Jul 3, 2025 |
| Jul 1, 2025 | Brian P Weber EVP (CHESI) | FTax withholding Common Stock | -1,136 | $229.55 | $261k | 53,412 | Jul 3, 2025 |
| Jul 1, 2025 | Sharon M. Gabriel EVP/CIO (CHESI) | FTax withholding Common Stock | -525 | $229.55 | $121k | 27,766 | Jul 3, 2025 |
| Jul 1, 2025 | George L Curtis EXEC. VICE PRESIDENT (CHESI) | FTax withholding Common Stock | -399 | $229.55 | $92k | 48,664 | Jul 3, 2025 |
| Jul 1, 2025 | Eric W Gerstenberg CO-CEO | FTax withholding Common Stock | -564 | $229.55 | $129k | 51,055 | Jul 3, 2025 |
| Jul 1, 2025 | Rebecca Underwood PRESIDENT & EVP FACILITIES | FTax withholding Common Stock | -1,051 | $229.55 | $241k | 17,335 | Jul 3, 2025 |
| Jun 13, 2025 | Brian P Weber EVP (CHESI) | SOpen-market sale Common Stock | -3,035 | $227.17 | $689k | 54,548 | Jun 16, 2025 |
| Jun 6, 2025 | Eric W Gerstenberg CO-CEO | SOpen-market sale Common Stock | -8,076 | $225.23 | $1.8M | 51,619 | Jun 9, 2025 |
| Jun 5, 2025 | Alison A. Quirk director | SOpen-market sale Common Stock | -893 | $223.69 | $200k | 2,978 | Jun 6, 2025 |
| Jun 4, 2025 | Alan S McKim EXEC CHAIR, CTO. | SOpen-market sale Common Stockindirect: McKim 2007 Trust | -41,844 | $225.40 | $9.4M | 2,356,052 | Jun 6, 2025 |
| Jun 5, 2025 | Alan S McKim EXEC CHAIR, CTO. | SOpen-market sale Common Stockindirect: McKim 2007 Trust | -58,156 | $223.80 | $13M | 2,297,896 | Jun 6, 2025 |
| Jun 2, 2025 | Jeroen Diderich EVP&President of Sales&Service | FTax withholding Common Stock | -1,540 | $226.79 | $349k | 13,772 | Jun 3, 2025 |
| Jun 2, 2025 | Eric J. Dugas EVP CHIEF FINANCIAL OFFICER | FTax withholding Common Stock | -806 | $226.79 | $183k | 19,901 | Jun 3, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Michael Louis BattlesCO-CEO
- George L CurtisEXEC. VICE PRESIDENT (CHESI)
- Jeroen DiderichEVP&President of Sales&Service
- Eric J. DugasEVP CHIEF FINANCIAL OFFICER
- Edward G Galantedirector
- Eric W GerstenbergCO-CEO
- Sharon M. GabrielEVP/CIO (CHESI)
- Charles H. Geer IIEVP, Industrial Services
- Robert W. HarrisonEVP, EHS
- Alan S McKimEXEC CHAIR, CTO.
- John T Prestondirector
- Karyn Politodirector
- Alison A. Quirkdirector
- Marcy L. Reeddirector
- Andrea Robertsondirector
- Robert SpeightsPRESIDENT, INDUSTRIAL SERVICES
- Lauren Statesdirector
- Shelley Stewart JRdirector
- Rebecca UnderwoodPRESIDENT & EVP FACILITIES
- Brian P WeberEVP (CHESI)
- John R. Welchdirector
- Robert Willettceo, president, officer, director
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.