Company: CLH
Filing Date: 2025-04-11
Form Type: DEF 14A
Source: 0000822818-25-000011
Chunk: 55

Company: CLEAN HARBORS INC
Filing Date: 2025-04-11
Form: DEF 14A
Chunk 55
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 |     |        |   410,003 |     |       |       — |     |                |   140,645 |     |                                         |   483,595 |     |                           |   4,250 |     |       | 1,038,493 |
| Chief Information Officer      |     |      |     |        |           |     |       |         |     |                |           |     |                                         |           |     |                           |         |     |       |           |

(1) The respective principal position of each NEO is stated as of December 31, 2024.

(2) Represents the aggregate grant date fair value, as computed in accordance with FASB ASC Topic 718. For a description of the assumptions used in determining these values, see Note 17, “Stock-Based Compensation” to the financial statements in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024. With respect to the performance-based restricted stock grants, the value in the table above is based on the probable outcome of the applicable performance conditions as of the grant date, which was 50% for 2024. The grant date value of performance-based restricted stock awards granted in 2024 assuming the maximum achievement of the performance conditions is as follows: Mr. Battles - $747,790 and Mr. Gerstenberg - $747,790, Mr. Dugas - $457,098, and Ms. Gabriel - $483,854. Mr. Diderich and Mr. McKim were not granted performance-based awards in 2024.

(3) Amounts reported in the Non-Equity Incentive Plan Compensation represent annual cash incentive awards pursuant to the MIP, as such plans have been described in the accompanying Compensation Discussion and Analysis – Performance-Based Cash Bonuses . The Company did not have any non-equity incentive plan, long-term cash incentive plan, pension plan, or deferred compensation plan under which any of the NEOs participated in the periods presented.

(4) Amounts consist of matching 401(k) Plan contributions, Company contributions to health savings plans and group term life insurance benefits, all of which are available to all other full-time employees on a nondiscriminatory basis. Mr. Diderich’s value also includes $96,154 in relocation benefits paid in 2024.

(5) Mr. Diderich joined the Company in May 2024 and in conjunction with his employment he received a $