Kenneth S. Grossman

Kenneth S. Grossman, listed as board member, appears in our data through filings on Barnwell Industries Inc shares, published by SEC (Form 4). Between 20 May 2021 and 10 December 2025, the trades on record add up to 10 filings.

Purchases make up the whole of the open-market record (4 purchases, €94k). A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Besides market trades, the filings include 6 share grants. Since January 2025: 1 purchase and no sales on the market.

The median purchase comes to €16k. Of 4 purchases, 4 formed part of a group of insiders buying within 30 days of each other. Such overlaps are known as a cluster signal: distinct people reaching the same decision at about the same time.

The record was last updated on 12 December 2025 with a share grant in Barnwell Industries Inc. The latest purchase dates back some time: it was published 326 days ago, on 26 November 2025. Typically, a trade is published a median of 4 days after it takes place. Section 16 rules allow two business days to file each Form 4. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.