A
$ Value
$0
Shares
10,290
Price
$0
Filed
Feb 3
Insider
Name
GERSTENBERG ERIC W
Title
CO-CEO
CIK
0001211558
Roles
Officer
Transaction Details
Transaction Date
2026-02-01
Code
A
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
55,810
Footnotes
Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3. | Performance-Based Restricted Stock Award that will vest 50% on 3/15/2028 and 50% on 3/15/2029, depending on achievement of certain goals during the performance period 1/1/2027 through 12/31/2027 | Restricted Stock Award vesting as to 25% on February 1, 2027; 25% on February 1, 2028; 25% on February 1, 2029; and 25% on February 1, 2030.
Filing Info
GERSTENBERG ERIC W's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-03-18 | CLH | ▼ | $293K |
| 2026-03-13 | CLH | F | $282K |
| 2026-03-13 | CLH | D | $0 |
| 2026-02-23 | CLH | ▼ | $700K |
| 2026-02-02 | CLH | F | $1.3M |
| 2026-02-01 | CLH | A | $0 |
| 2026-02-01 | CLH | A | $0 |
| 2025-12-16 | CLH | ▼ | $145K |
| 2025-07-01 | CLH | F | $129K |
| 2025-06-06 | CLH | ▼ | $1.8M |
Other Insiders at CLH (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
MCKIM ALAN S
EXEC CHAIR, CTO.
|
— | $57.4M | 2026-03-13 |
|
GERSTENBERG ERIC W
CO-CEO
|
— | $993K | 2026-03-18 |
|
CURTIS GEORGE L
EXEC. VICE PRESIDENT (CHESI)
|
— | — | 2026-03-13 |
|
Weber Brian P
EVP (CHESI)
|
— | $1.4M | 2026-03-17 |
|
Battles Michael Louis
CO-CEO
|
— | — | 2026-03-13 |
| Welch John R. | — | $205K | 2026-02-19 |
|
Dugas Eric J.
EVP CHIEF FINANCIAL OFFICER
|
— | $784K | 2026-03-13 |
|
Gabriel Sharon M.
EVP/CIO (CHESI)
|
— | $999K | 2026-03-13 |
| Reed Marcy L. | — | $241K | 2026-03-18 |
|
Harrison Robert W.
EVP, EHS
|
— | — | 2026-03-13 |
|
Underwood Rebecca
PRESIDENT & EVP FACILITIES
|
— | — | 2026-03-13 |
|
Diderich Jeroen
EVP&President of Sales&Service
|
— | — | 2026-02-02 |
|
Geer Charles H. II
EVP, Industrial Services
|
— | — | 2026-03-13 |