Alan S. Mckim
CHRMN.OF BD, PRES. & CEO at Clean Harbors Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Clean Harbors Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Clean Harbors Inc. May 22, 202495.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 17, 2026 | Clean Harbors Inc. | Shares withheld for tax | −1,265 | $310.58 | $392,884 |
| Jul 1, 2026 | Clean Harbors Inc. | Shares withheld for tax | −1,343 | $290.74 | $390,464 |
| Mar 13, 2026 | Clean Harbors Inc. | Shares withheld for tax | −1,265 | $288.93 | $365,496 |
| Mar 4, 2026 | Clean Harbors Inc. | Open-market sale | −100,000 | $292.65 | $29,265,000 |
| Feb 19, 2026 | Clean Harbors Inc. | Open-market sale | −100,000 | $281.14 | $28,114,000 |
| Feb 19, 2026 | Clean Harbors Inc. | Gift | −10,000 | — | — |
| Sep 16, 2025 | Clean Harbors Inc. | Gift | −8,567 | — | — |
| Sep 16, 2025 | Clean Harbors Inc. | Gift | −4,283 | — | — |
| Jul 1, 2025 | Clean Harbors Inc. | Shares withheld for tax | −1,342 | $229.55 | $308,056 |
| Jun 5, 2025 | Clean Harbors Inc. | Open-market sale | −58,156 | $223.80 | $13,015,313 |
| Jun 4, 2025 | Clean Harbors Inc. | Open-market sale | −41,844 | $225.40 | $9,431,638 |
| Mar 17, 2025 | Clean Harbors Inc. | Shares withheld for tax | −1,265 | $192.90 | $244,019 |
| Mar 3, 2025 | Clean Harbors Inc. | Open-market sale | −50,000 | $210.18 | $10,509,000 |
| Mar 3, 2025 | Clean Harbors Inc. | Open-market sale | −2,999 | $212.02 | $635,848 |
| Mar 3, 2025 | Clean Harbors Inc. | Gift | −28,073 | — | — |
Questions about Alan S. Mckim
What boards is Alan S. Mckim on?
Alan S. Mckim sits on the board of Clean Harbors Inc.
What company is Alan S. Mckim the CEO of?
Alan S. Mckim is CHRMN.OF BD, PRES. & CEO of Clean Harbors Inc.
How long has Alan S. Mckim served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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