Summary
Updated Aug 31, 2026
James Fu Bin Lu files SEC Form 4 reports at Grindr Inc. (GRND). 21 SEC Form 4 filings on record going back to 2024, most recently on 7 February 2026. Most recent open-market trade: sold $4.75M of GRND on 7 February 2026. Lifetime open-market sales: $155.58M.
Recent Transactions
20Every recent SEC Form 4 transaction James Fu Bin Lu has reported, most recent first.
Trading Pattern
InsiderAlpha's records for James Fu Bin Lu go back to 2024: 21 primary Form 4 filings, an average of 7.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies James Fu Bin Lu 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.
- George Raymond Zage III - $21.76M of GRND open-market activity in the last 12 months
- Zachary Katz - $2.08M of GRND open-market activity in the last 12 months
- Austin J. Balance - $990K of GRND open-market activity in the last 12 months
- Nathan Richardson - $167K of GRND open-market activity in the last 12 months
- Daniel Brooks Baer - $55K of GRND open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is James Fu Bin Lu?
James Fu Bin Lu is a corporate insider of Grindr Inc. (GRND). InsiderAlpha holds 21 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did James Fu Bin Lu last file a Form 4?
The most recent primary Form 4 on record is dated 7 February 2026, one of 21 filings going back to 2024.
Has James Fu Bin Lu been buying or selling stock?
Recorded transactions: 0 open-market purchases and 39 open-market sales ($155.58M) across all tracked filings.
Where can I see all of James Fu Bin Lu's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Follow James Fu Bin Lu and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial