Oliver G. Brewer III

This profile gathers the share dealings of Oliver G. Brewer III in Callaway Golf Co, where the filings describe the role as chief executive. In total, 68 filings cover trades dated from 1 February 2016 to 7 August 2026.

In open-market terms, that means 13 purchases worth €1.5M on one side and 8 sales worth €1.1M on the other. Taken together, the purchases exceed the sales by €370k. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Other entries cover 2 share grants and 17 option exercises. Since January 2026: no purchases and 8 sales on the market.

In size, the median ticket on the buying side is €94k. Of 13 purchases, 12 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.

On 10 August 2026 came the latest disclosure, an open-market sale for €224k in Callaway Golf Co. The last insider purchase was made public on 15 May 2025, 521 days ago. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. For comparison, the SEC allows two business days to file a Form 4. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.