Company: CLH
Filing Date: 2025-04-11
Form Type: DEF 14A
Source: 0000822818-25-000011
Chunk: 70

Company: CLEAN HARBORS INC
Filing Date: 2025-04-11
Form: DEF 14A
Chunk 70
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 *               |     |   |
| Lauren C. States                                                     |     |                  |    11,918 |     |    |     | *               |     |   |
| Shelley Stewart, Jr.                                                 |     |                  |     3,082 |     |    |     | *               |     |   |
| John R. Welch                                                        |     |                  |    11,863 |     |    |     | *               |     |   |
| Robert J. Willett                                                    |     |                  |     8,587 |     |    |     | *               |     |   |
| All current directors and executive officers as a group (21 persons) |     |                  | 3,045,446 |     |    |     |                 | 5.6 | % |

_______________________

* Less than 1%

(1) Includes 2,433,265 shares of common stock over which Alan S. McKim held sole voting power and sole dispositive power and 157,415 shares of common stock over which Alan S. McKim, as a co-trustee of trusts for the benefit of Mr. McKim and his family, held shared voting power and shared dispositive power.

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The following table shows each person or entity which, to the Company's knowledge, as of March 24, 2025, “beneficially owned” (as that term is defined in applicable SEC rules) 5% or more of the total of 54,202,256 shares of common stock then outstanding.

| Name and Address                |     | Number of Shares |           |     |    |     | Percent |     |   |
| The Vanguard Group              |     |                  | 4,779,072 |     | -1 |     |         | 8.8 | % |
| 100 Vanguard Blvd.              |     |                  |           |     |    |     |         |     |   |
| Malvern, PA 19355               |     |                  |           |     |    |     |         |     |   |
| BlackRock, Inc.                 |     |                  | 4,393,473 |     | -2 |     |         | 8.1 | % |
| 50 Hudson Yards                 |     |                  |           |     |    |     |         |     |   |
| New York, NY 10001