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CURTIS GEORGE L

Disclosed activity across 1 company

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24842
SEC CIK
0001216581

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
CLEAN HARBORS INCCLH · Entity 3318EXEC. VICE PRESIDENT (CHESI)July 01, 2026August 11, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

CLEAN HARBORS INC

Report date July 01, 2026 · Filed August 11, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect44,291 Reported balance After 2026-07-01 transaction · row 1
1 source row

Row 1 · 2026-07-01 · Tax withholding · Disposed 1,757 · Balance 44,291

F1: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3

Filing footnotes · ownership attribution and instrument terms

F1: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
July 01, 2026 Filed Aug 11, 2026 17:51 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 1,757 $290.74 $510,830.18
Disclosure

SEC source: 0001216581-26-000006 · form4-08112026_050833.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,291

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3

Read SEC document
March 13, 2026 Filed Mar 17, 2026 19:08 UTC CLEAN HARBORS INC CLH · Entity 3318 Disposition to issuerCommon Stock 1,028 $0.00 $0.00
Disclosure

SEC source: 0001216581-26-000004 · form4-03172026_070356.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,048

F2 · shares: Shares of restricted stock forfeited due to the Company not achieving performance targets under its Long Term Equity Incentive Program.

F3 · balance_after: Includes 11 shares acquired under the Clean Harbors Employee Stock Purchase Plan

Read SEC document
March 13, 2026 Filed Mar 17, 2026 19:08 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 350 $288.93 $101,125.50
Disclosure

SEC source: 0001216581-26-000004 · form4-03172026_070356.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,065

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3.

Read SEC document
February 02, 2026 Filed Feb 3, 2026 20:30 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 249 $259.91 $64,717.59
Disclosure

SEC source: 0001216581-26-000002 · form4-02032026_080226.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,415

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3.

Read SEC document
December 09, 2025 Filed Dec 11, 2025 13:53 UTC CLEAN HARBORS INC CLH · Entity 3318 GiftCommon Stock 1,000 $0.00 $0.00
Disclosure

SEC source: 0001216581-25-000004 · form4-12112025_011202.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,664

F1 · shares: Charitable Gift.

Read SEC document
July 01, 2025 Filed Jul 3, 2025 18:52 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 399 $229.55 $91,590.45
Disclosure

SEC source: 0001415889-25-019280 · form4-07032025_060736.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,664

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3.

F2 · balance_after: Includes 11 shares acquired under the Clean Harbors Employee Stock Purchase Plan on 6/30/2025

Read SEC document
April 01, 2025 Filed Apr 3, 2025 12:26 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 2,000 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-009822 · form4-04032025_120436.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,052

F1 · shares: Restricted Share Award vesting as to 100% on April 1, 2026.

Read SEC document
March 17, 2025 Filed Mar 18, 2025 18:57 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 351 $192.90 $67,707.90
Disclosure

SEC source: 0001415889-25-008319 · form4-03182025_060327.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,304

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
March 17, 2025 Filed Apr 2, 2025 13:40 UTC Amendment CLEAN HARBORS INC CLH · Entity 3318 Disposition to issuerCommon Stock 2,252 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-009526 · form4a-04022025_010400.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,052

F2 · shares: Forfeiture of shares of restricted stock due to Company's failure to achieve goals under Company's Long Term Equity Incentive Program.

Read SEC document
March 17, 2025 Filed Apr 2, 2025 13:40 UTC Amendment CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 351 $192.90 $67,707.90
Disclosure

SEC source: 0001415889-25-009526 · form4a-04022025_010400.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,304

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
February 01, 2025 Filed Feb 4, 2025 16:45 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 452 $233.00 $105,316.00
Disclosure

SEC source: 0001415889-25-002839 · form4-02042025_040258.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,384

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

F2 · balance_after: Includes 10 shares acquired under the Clean Harbors Employee Stock Purchase Plan on 12/31/2024.

Read SEC document
February 01, 2025 Filed Mar 18, 2025 18:55 UTC Amendment CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 181 $233.00 $42,173.00
Disclosure

SEC source: 0001415889-25-008317 · form4a-03182025_060352.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,655

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

F2 · shares: Item 4, Securities Acquired (A) or Disposed (D), decreased to correct an administrative error.

F3 · balance_after: Includes 10 shares acquired under the Clean Harbors Employee Stock Purchase Plan on 12/31/2024.

Read SEC document
July 01, 2024 Filed Jul 3, 2024 15:33 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 606 $220.63 $133,701.78
Disclosure

SEC source: 0001415889-24-019104 · form4-07032024_030710.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,826

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3

Read SEC document
March 15, 2024 Filed Mar 19, 2024 19:42 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 221 $187.84 $41,512.64
Disclosure

SEC source: 0001415889-24-008462 · form4-03192024_070307.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,432

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3

Read SEC document
February 01, 2024 Filed Feb 5, 2024 14:55 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 2,056 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-002423 · form4-02052024_020233.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,653

F2 · acquired: Performance-Based Restricted Stock Award that will vest, depending on achievement of certain goals during the performance period 1/1/2024-12/31/2025

Read SEC document
February 01, 2024 Filed Feb 5, 2024 14:55 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 561 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-002423 · form4-02052024_020233.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,597

F1 · shares: Restricted Stock Award vesting as to 60% on February 1, 2027; 20% on February 1, 2028; and 20% on February 1, 2029.

Read SEC document
December 15, 2023 Filed Dec 19, 2023 18:32 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 66 $174.75 $11,533.50
Disclosure

SEC source: 0001415889-23-016697 · form4-12192023_061249.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,036

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3

Read SEC document
August 23, 2023 Filed Aug 24, 2023 15:20 UTC CLEAN HARBORS INC CLH · Entity 3318 SaleCommon Stock 10,303 $171.54 $1,767,376.62
Disclosure

SEC source: 0001415889-23-012591 · form4-08242023_030809.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,102

Read SEC document
July 03, 2023 Filed Jul 6, 2023 19:33 UTC CLEAN HARBORS INC CLH · Entity 3318 SaleCommon Stock 717 $164.43 $117,896.31
Disclosure

SEC source: 0001415889-23-010869 · form4-07062023_070706.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,405

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3

Read SEC document
March 15, 2023 Filed Mar 17, 2023 17:57 UTC CLEAN HARBORS INC CLH · Entity 3318 SaleCommon Stock 221 $133.07 $29,408.47
Disclosure

SEC source: 0001415889-23-005101 · form4-03172023_050336.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,122

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3

Read SEC document
February 01, 2023 Filed Feb 3, 2023 14:41 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 3,177 $0.00 $0.00
Disclosure

SEC source: 0001415889-23-001869 · form4-02032023_020255.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,343

F2 · shares: Performance-Based Restricted Stock Award that will vest, depending on achievement of certain goals during the performance period 1/1/2023-12/31/2024

Read SEC document
February 01, 2023 Filed Feb 3, 2023 14:41 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 866 $0.00 $0.00
Disclosure

SEC source: 0001415889-23-001869 · form4-02032023_020255.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,166

F1 · shares: Restricted Stock Award vesting as to 60% on February 1, 2026; 20% on February 1, 2027; and 20% on February 1, 2028.

Read SEC document
December 15, 2022 Filed Dec 19, 2022 14:31 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 150 $116.50 $17,475.00
Disclosure

SEC source: 0001415889-22-012668 · form4-12192022_021206.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,300

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3

Read SEC document
July 01, 2022 Filed Jul 6, 2022 12:46 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 661 $90.32 $59,701.52
Disclosure

SEC source: 0001415889-22-007437 · form4-07062022_050723.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · EXEC. VICE PRESIDENT (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,450

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
March 15, 2022 Filed Mar 17, 2022 13:55 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 44 $105.77 $4,653.88
Disclosure

SEC source: 0001179110-22-002287 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,111

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
March 10, 2022 Filed Mar 14, 2022 13:30 UTC CLEAN HARBORS INC CLH · Entity 3318 Disposition to issuerCommon Stock 458 $0.00 $0.00
Disclosure

SEC source: 0001179110-22-002171 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,155

F1 · shares: Forfeiture of shares of restricted stock due to Company's failure to achieve goals under Company's Long Term Equity Incentive Program.

Read SEC document
February 07, 2022 Filed Feb 9, 2022 13:48 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 1,024 $0.00 $0.00
Disclosure

SEC source: 0001179110-22-000945 · edgar.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,613

F2 · shares: Restricted Stock Award vesting as to 60% on February 1, 2025; 20% on February 1, 2026; and 20% on February 1, 2027.

Read SEC document
February 07, 2022 Filed Feb 9, 2022 13:48 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 3,753 $0.00 $0.00
Disclosure

SEC source: 0001179110-22-000945 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,589

F1 · shares: Performance-Based Restricted Stock Award that will vest, depending on achievement of certain goals during the performance period 1/1/2022-12/31/2023.

Read SEC document
December 15, 2021 Filed Dec 17, 2021 16:33 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 419 $98.73 $41,367.87
Disclosure

SEC source: 0001179110-21-011086 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,836

F1 · shares: Payment of tax liability by withholding of securities incident to the vesting of a security issued in accordance with rule 16b-3.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 16:44 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 395 $93.23 $36,825.85
Disclosure

SEC source: 0001179110-21-007360 · edgar.xml · nonDerivative · entry 3

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,255

F3 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 16:44 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 1,086 $0.00 $0.00
Disclosure

SEC source: 0001179110-21-007360 · edgar.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,650

F2 · shares: Restricted Stock Award vesting as to 60% on July 1, 2024; 20% on July 1, 2025; and 20% on July 1, 2026.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 16:44 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 3,982 $0.00 $0.00
Disclosure

SEC source: 0001179110-21-007360 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,564

F1 · shares: Performance-Based Restricted Stock Award that will vest, depending on achievement of certain goals during the performance period 1/1/2021-12/31/2022.

Read SEC document
June 01, 2021 Filed Jun 3, 2021 20:07 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 108 $94.13 $10,166.04
Disclosure

SEC source: 0001179110-21-006323 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,582

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
March 15, 2021 Filed Mar 17, 2021 20:55 UTC CLEAN HARBORS INC CLH · Entity 3318 Disposition to issuerCommon Stock 707 $0.00 $0.00
Disclosure

SEC source: 0001179110-21-003547 · edgar.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,690

F2 · shares: Forfeiture of shares of restricted stock due to Company's failure to achieve goals under Company's Long Term Equity Incentive Program

Read SEC document
March 15, 2021 Filed Mar 17, 2021 20:55 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 305 $89.50 $27,297.50
Disclosure

SEC source: 0001179110-21-003547 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,397

F1 · shares: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.

Read SEC document
December 15, 2020 Filed Dec 17, 2020 20:34 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 186 $72.99 $13,576.14
Disclosure

SEC source: 0001179110-20-012042 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,702

F1 · shares: Payment of tax liability by withholding of securities incident to the vesting of a security issued in accordance with Rule 16b-3.

Read SEC document
July 01, 2020 Filed Jul 2, 2020 21:30 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 274 $58.30 $15,974.20
Disclosure

SEC source: 0001179110-20-007989 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,888

F1 · security: Surrender of shares for tax liability.

Read SEC document
July 01, 2020 Filed Jul 2, 2020 17:55 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 2,287 $0.00 $0.00
Disclosure

SEC source: 0001179110-20-007888 · edgar.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,162

F2 · security: Performance-Based Restricted Stock Award that will vest, depending on achievement of certain goals during the performance period 1/1/2020-12/31/2021.

Read SEC document
July 01, 2020 Filed Jul 2, 2020 17:55 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 1,715 $0.00 $0.00
Disclosure

SEC source: 0001179110-20-007888 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,875

F1 · security: Restricted Stock Award vesting as to 60% on July 1, 2023; 20% on July 1, 2024; and 20% on July 1, 2025.

Read SEC document
June 01, 2020 Filed Jun 3, 2020 20:12 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 202 $60.78 $12,277.56
Disclosure

SEC source: 0001179110-20-006864 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,160

F1 · security: Surrender of shares for tax liability

Read SEC document
April 01, 2020 Filed Apr 3, 2020 20:04 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 490 $45.91 $22,495.90
Disclosure

SEC source: 0001179110-20-004616 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,362

F1 · security: Surrender of shares for tax liability

Read SEC document
March 15, 2020 Filed Mar 17, 2020 17:50 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 113 $54.33 $6,139.29
Disclosure

SEC source: 0001179110-20-003789 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,852

F1 · security: Surrender of shares for tax liability

Read SEC document
December 15, 2019 Filed Dec 17, 2019 17:17 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 290 $83.68 $24,267.20
Disclosure

SEC source: 0001179110-19-012875 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,965

F1 · security: Surrender of shares for tax liability.

Read SEC document
October 31, 2019 Filed Oct 31, 2019 19:39 UTC CLEAN HARBORS INC CLH · Entity 3318 SaleCommon Stock 10,408 $83.82 $872,398.56
Disclosure

SEC source: 0001179110-19-011324 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,255

Read SEC document
July 01, 2019 Filed Jul 3, 2019 20:29 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 1,326 $0.00 $0.00
Disclosure

SEC source: 0001179110-19-008494 · edgar.xml · nonDerivative · entry 2

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,663

F2 · security: Restricted Stock Award vesting as to 60% on July 1, 2022; 20% on July 1, 2023; and 20% on July 1, 2024.

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July 01, 2019 Filed Jul 3, 2019 20:29 UTC CLEAN HARBORS INC CLH · Entity 3318 GrantCommon Stock 1,768 $0.00 $0.00
Disclosure

SEC source: 0001179110-19-008494 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,337

F1 · security: Performance-Based Restricted Stock Award that will vest, depending on achievement of certain goals during the performance period 1/1/2019-12/31/2020.

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June 03, 2019 Filed Jun 5, 2019 16:02 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 496 $64.12 $31,803.52
Disclosure

SEC source: 0001179110-19-007174 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,569

F1 · security: Surrender of shares for tax liability

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April 01, 2019 Filed Apr 2, 2019 20:02 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 981 $72.00 $70,632.00
Disclosure

SEC source: 0001179110-19-004486 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,065

F1 · security: Surrender of shares for tax liability

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March 15, 2019 Filed Mar 19, 2019 19:45 UTC CLEAN HARBORS INC CLH · Entity 3318 Tax withholdingCommon Stock 241 $68.74 $16,566.34
Disclosure

SEC source: 0001179110-19-004036 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,046

F1 · security: Surrender of shares for tax liability

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March 13, 2019 Filed Mar 15, 2019 18:24 UTC CLEAN HARBORS INC CLH · Entity 3318 Disposition to issuerCommon Stock 1,344 $0.00 $0.00
Disclosure

SEC source: 0001179110-19-003899 · edgar.xml · nonDerivative · entry 1

CURTIS GEORGE L · CIK 0001216581 · Exec. Vice President (CHESI)

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,287

F1 · security: Forfeiture of shares of restricted stock due to Company's failure to achieve goals under Company's Long Term Equity Incentive Program

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.