Company: CLH
Filing Date: 2025-10-29
Form Type: 10-Q
Source: 0000822818-25-000040
Chunk: 22

Company: CLEAN HARBORS INC
Filing Date: 2025-10-29
Form: 10-Q
Item: Part I, Item 1
Chunk 22
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 compensation— — 6,063 — — 6,063 Issuance of common stock for restricted share vesting, net of employee tax withholdings24 — (1,768)— — (1,768)Repurchases of common stock(62)— (11,755)— — (11,755)Employee stock purchase plan16 — 3,360 — — 3,360 Balance at June 30, 202553,614 536 361,598 (198,529)2,550,462 2,714,067 Net income— — — — 118,799 118,799 Other comprehensive loss— — — (12,571)— (12,571)Stock-based compensation— — 8,922 — — 8,922 Issuance of common stock for restricted share vesting, net of employee tax withholdings25 — (3,377)— — (3,377)Repurchases of common stock(208)(2)(49,998)— — (50,000)Balance at September 30, 202553,431 $534 $317,145 $(211,100)$2,669,261 $2,775,840 

5

CLEAN HARBORS, INC. AND SUBSIDIARIES

UNAUDITED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (CONTINUED)

(in thousands)

Common StockAccumulatedOtherComprehensiveLossNumber of Shares$0.01 Par ValueAdditional Paid-in CapitalRetained EarningsTotal Stockholders’ EquityBalance at January 1, 202453,930 $539 $459,728 $(175,339)$1,962,578 $2,247,506 Net income— — — — 69,832 69,832 Other comprehensive loss— — — (4,287)— (4,287)Stock-based compensation— — 6,338 — — 6,338 Issuance of common stock for restricted share vesting, net of employee tax withholdings23 — (3,052)— — (3,052)Repurchases of common stock(27)— (5,000)— — (5,000)Balance at March