David S. Winter - Net Worth and Insider Trading

David S. Winter Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, David S. Winter owns 3 companies in total, including W R Grace & Co (GRA) , GCP Applied Technologies Inc (GCP) , and Mattress Firm Holding Corp (MFRM) .

Click here to see the complete history of David S. Winter’s form 4 insider trades.

Insider Ownership Summary of David S. Winter

Ticker Comapny Transaction Date Type of Owner
GRA W R Grace & Co 2019-08-23 10 percent owner
GCP GCP Applied Technologies Inc 2022-09-27 10 percent owner
MFRM Mattress Firm Holding Corp 2016-08-01 10 percent owner

David S. Winter Trading Performance

Please note GuruFocus will not track the insiders’ transaction performance if he/she does not have buying transactions.

David S. Winter Ownership Network

Ownership Network List of David S. Winter

No Data

Ownership Network Relation of David S. Winter

Insider Network Chart

David S. Winter Owned Company Details

What does W R Grace & Co do?

Who are the key executives at W R Grace & Co?

David S. Winter is the 10 percent owner of W R Grace & Co. Other key executives at W R Grace & Co include Sr. VP and CHRO Elizabeth C Brown , Senior VP and CFO William C. Dockman , and director & President and CEO La Force Andrew Hudson Iii .

W R Grace & Co (GRA) Insider Trades Summary

In summary, during the past 3 months, insiders sold 0 shares of W R Grace & Co (GRA) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of W R Grace & Co (GRA) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.

W R Grace & Co (GRA)'s detailed insider trading history can be found in Insider Trading Tracker table.

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W R Grace & Co Insider Transactions

No Available Data

David S. Winter Mailing Address

Above is the net worth, insider trading, and ownership report for David S. Winter. You might contact David S. Winter via mailing address: C/o 40 North Management Llc, 9 West 57th Street, 47th Floor, New York Ny 10019.

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