Insiders who reported open-market trades in the last 12 months at the companies Zachary Katz files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
James Fu Bin Lu - $66.80M in GRND purchases and sales in the last 12 months
Zachary Katz is a corporate insider, tracked as CLO and Head of Global Affairs of Grindr Inc. (GRND). InsiderAlpha holds 22 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Zachary Katz submitted recently?
4 primary Form 4 filings in the last 90 days, covering 1 company.
Has Zachary Katz been buying or selling stock?
Recorded transactions: 0 open-market purchases and 18 open-market sales ($3.26M) across all tracked filings.
Zachary Katz is CLO and Head of Global Affairs of Grindr Inc. (GRND). 22 SEC Form 4 filings on record going back to 2024, most recently on 16 October 2026. Most recent open-market trade: sold $232K of GRND on 16 October 2026. Lifetime open-market sales: $3.26M.
Recent transactions
20
The latest 20 SEC Form 4 transactions reported by Zachary Katz.
InsiderAlpha's records for Zachary Katz go back to 2024: 22 primary Form 4 filings, an average of 7.3 per year. 17 recorded transactions carry a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
