Summary
Updated Aug 31, 2026
William C. Green is Director of ARBOR REALTY TRUST INC (ABR). 8 SEC Form 4 filings on record going back to 2024, most recently on 16 June 2026. Most recent open-market trade: bought $115K of ABR on 1 December 2025. Lifetime open-market purchases: $321K. Historical track record: 1/5 stars across 4 tracked purchases.
Recent Transactions
4Every recent SEC Form 4 transaction William C. Green has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★☆☆☆☆ (1/5) |
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 25% |
| 90-day win rate | 25% |
| Avg 5-day return | +3.73% |
| Avg 30-day return | -0.85% |
| Avg 90-day return | -5.62% |
| Best 30-day return | +12.14% |
Trading Pattern
InsiderAlpha's records for William C. Green go back to 2024: 8 primary Form 4 filings, an average of 2.7 per year. The typical open-market purchase is $80K (4 buys totaling $321K). The largest single buy on record is $131K of ABR in 2025. 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 William C. Green 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.
- Ivan Kaufman - $469K of ABR open-market activity in the last 12 months
- George Tsunis - $365K of ABR open-market activity in the last 12 months
- David Erwin Friedman - $134K of ABR open-market activity in the last 12 months
- Melvin F. Lazar - $41K of ABR open-market activity in the last 12 months
- John Natalone - of ABR 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 William C. Green?
William C. Green is a corporate insider, tracked as Director of ARBOR REALTY TRUST INC (ABR). 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 William C. Green submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has William C. Green been buying or selling stock?
Recorded transactions: 4 open-market purchases ($321K) and 0 open-market sales across all tracked filings.
How accurate is William C. Green's historical track record?
Across 4 tracked purchases, William C. Green averaged -0.9% avg 30-day return with a 25% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
Where can I see all of William C. Green'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 William C. Green 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