Last updated: 23 May 2024 at 9:33am EST

John Preston Net Worth




The estimated Net Worth of John T Preston is at least $3.85 Million dollars as of 14 March 2024. Mr. Preston owns over 1,913 units of Clean Harbors stock worth over $1,143,222 and over the last 16 years he sold CLH stock worth over $2,492,949. In addition, he makes $210,030 as Independent Director at Clean Harbors.

Mr. Preston CLH stock SEC Form 4 insiders trading

John has made over 8 trades of the Clean Harbors stock since 2011, according to the Form 4 filled with the SEC. Most recently he sold 1,913 units of CLH stock worth $360,333 on 14 March 2024.

The largest trade he's ever made was selling 6,000 units of Clean Harbors stock on 26 February 2021 worth over $512,940. On average, John trades about 1,258 units every 189 days since 2009. As of 14 March 2024 he still owns at least 4,767 units of Clean Harbors stock.

You can see the complete history of Mr. Preston stock trades at the bottom of the page.





John Preston biography

John T. Preston serves as Independent Director of the Company. Mr. Preston is the Managing Partner of TEM Capital, a privately-held equity investment company. Mr. Preston is currently a director of numerous private companies. From 1992 through 1995, he served as Director of Technology Development at the Massachusetts Institute of Technology (“MIT”). Prior to that he was the Director of the MIT Technology Licensing Office where he was responsible for the commercialization of intellectual property developed at MIT. Some of Mr. Preston's prior appointments include director or advisory positions for the Governor of Massachusetts, the U.S. Department of Defense, the National Aeronautics and Space Administration, and the National Technology Board of Singapore. He holds a BS in Physics from the University of Wisconsin and an MBA from Northwestern University.

What is the salary of John Preston?

As the Independent Director of Clean Harbors, the total compensation of John Preston at Clean Harbors is $210,030. There are 15 executives at Clean Harbors getting paid more, with Alan McKim having the highest compensation of $4,113,900.



How old is John Preston?

John Preston is 70, he's been the Independent Director of Clean Harbors since 1995. There are 3 older and 25 younger executives at Clean Harbors. The oldest executive at Clean Harbors, Inc. is Eugene Banucci, 76, who is the Lead Independent Director.

What's John Preston's mailing address?

John's mailing address filed with the SEC is 225 WARD STREET, , HINGHAM, MA, 02043.

Insiders trading at Clean Harbors

Over the last 16 years, insiders at Clean Harbors have traded over $205,262,562 worth of Clean Harbors stock and bought 32,611 units worth $1,578,858 . The most active insiders traders include Robert Willett, Alan S Mckim, and Robert E. Gagnon. On average, Clean Harbors executives and independent directors trade stock every 18 days with the average trade being worth of $2,358,870. The most recent stock trade was executed by Andrea Robertson on 1 August 2024, trading 1,148 units of CLH stock currently worth $274,257.



What does Clean Harbors do?

clean harbors is the leading provider of environmental, energy and industrial services and largest hazardous waste disposal company in north america. the company serves a diverse customer base, including a majority of the fortune 500 companies, thousands of smaller private entities and numerous federal, state, provincial and local governmental agencies. the company provides a broad range of hazardous material management and disposal services including the collection, packaging, transportation, recycling, treatment and disposal of hazardous and non-hazardous waste. it also provides a wide variety of environmental cleanup services on customer sites or other locations on a scheduled or emergency response basis. the company provides industrial and specialty services, such as high-pressure and chemical cleaning, catalyst handling, decoking, material processing and industrial lodging services to refineries, chemical plants, pulp and paper mills, and other industrial facilities. it also p



What does Clean Harbors's logo look like?

Clean Harbors, Inc. logo

Complete history of Mr. Preston stock trades at Clean Harbors

Date
#
Company
Insider
Trans.
Transaction
Shares Price per share Total value Shares after Source
14 Mar 2024 John T Preston
Sale 1,913 $188.36 $360,333
14 Mar 2024
4,767
16 Aug 2023 John T Preston
Sale 2,095 $173.68 $363,860
16 Aug 2023
6,680
2 Mar 2023 John T Preston
Sale 3,750 $134.90 $505,875
2 Mar 2023
7,627
8 Aug 2022 John T Preston
Sale 2,168 $111.50 $241,732
8 Aug 2022
11,377
26 Feb 2021 John T Preston
Sale 6,000 $85.49 $512,940
26 Feb 2021
9,926
6 Mar 2018 John T Preston
Sale 5,000 $50.93 $254,650
6 Mar 2018
9,427
13 May 2015 John T Preston
Sale 4,523 $56.06 $253,559
13 May 2015
10,974
7 Apr 2011 John T Preston
Option 6,000 $34.77 $208,620
7 Apr 2011
11,583


Clean Harbors executives and stock owners

Clean Harbors executives and other stock owners filed with the SEC include: