Summary
Updated Aug 31, 2026
Murray Stahl is President/Co-Portfolio Manager, 10% Owner of RENN Fund, Inc. (RCG). 446 SEC Form 4 filings on record going back to 2024, most recently on 9 April 2026. Most recent open-market trade: bought $266 of RCG on 9 April 2026. Lifetime open-market purchases: $3.74M. Lifetime open-market sales: $7.15M. Historical track record: 4/5 stars across 2793 tracked purchases.
Recent Transactions
20Every recent SEC Form 4 transaction Murray Stahl 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 | ★★★★☆ (4/5) |
| Total purchases tracked | 2,793 |
| Purchases with forward-return data | 2,792 |
| 30-day win rate | 55% |
| 90-day win rate | 52% |
| Avg 5-day return | +0.47% |
| Avg 30-day return | +2.61% |
| Avg 90-day return | +0.22% |
| Best 30-day return | +59.56% |
Trading Pattern
InsiderAlpha's records for Murray Stahl go back to 2024: 446 primary Form 4 filings, an average of 148.7 per year. The typical open-market purchase is $1K (2793 buys totaling $3.74M). The largest single buy on record is $1.24M of MIAX in 2025. Sales side: 2 recorded sales totaling $7.15M, so the filing history runs sell-heavy by dollar value. 204 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Murray Stahl 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.
- Thomas P. Gallagher - $30.31M of MIAX open-market activity in the last 12 months
- Douglas M. Schafer Jr. - $10.40M of MIAX open-market activity in the last 12 months
- Barbara J. Comly - $8.18M of MIAX open-market activity in the last 12 months
- Shelly Brown - $4.16M of MIAX open-market activity in the last 12 months
- Lance Emmons - $3.47M of MIAX open-market activity in the last 12 months
- Harish Jayabalan - $2.56M of MIAX 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 Murray Stahl?
Murray Stahl is a corporate insider, tracked as President/Co-Portfolio Manager, 10% Owner of RENN Fund, Inc. (RCG). InsiderAlpha holds 446 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Murray Stahl last file a Form 4?
The most recent primary Form 4 on record is dated 9 April 2026, one of 446 filings going back to 2024.
Has Murray Stahl been buying or selling stock?
Recorded transactions: 2793 open-market purchases ($3.74M) and 2 open-market sales ($7.15M) across all tracked filings.
How accurate is Murray Stahl's historical track record?
Across 2793 tracked purchases, Murray Stahl averaged +2.6% avg 30-day return with a 55% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Murray Stahl'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.
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