Summary
Updated Aug 31, 2026
Richard H. Scheller files SEC Form 4 reports at Alector, Inc. (ALEC). 8 SEC Form 4 filings on record going back to 2024, most recently on 17 June 2026. Most recent open-market trade: sold $464K of MAZE on 15 September 2025. Lifetime open-market sales: $464K.
Recent Transactions
6Every recent SEC Form 4 transaction Richard H. Scheller has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Richard H. Scheller go back to 2024: 8 primary Form 4 filings, an average of 2.7 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 Richard H. Scheller 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.
- Harold Bernstein - $6.05M of MAZE open-market activity in the last 12 months
- Jason V. Coloma - $3.75M of MAZE open-market activity in the last 12 months
- Atul Dandekar - $1.70M of MAZE open-market activity in the last 12 months
- Catherine A. Sohn - $1.15M of MAZE open-market activity in the last 12 months
- Amy Bachrodt - $757K of MAZE open-market activity in the last 12 months
- Arnon Rosenthal - $592K of ALEC 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 Richard H. Scheller?
Richard H. Scheller is a corporate insider of Alector, Inc. (ALEC). InsiderAlpha holds 8 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 Richard H. Scheller submitted recently?
3 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Richard H. Scheller been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($464K) across all tracked filings.
Where can I see all of Richard H. Scheller'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 Richard H. Scheller 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