Chester Billingsley holds the role of Chief Executive Officer at Mentor Capital, Inc. (MNTR). Billingsley has reported 49 insider filings with the SEC since 2025. The most recent filing was in April 2026.
Every role Chester Billingsley has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Mentor Capital, Inc. (MNTR)49 filingsLatest filing:
Chester Billingsley is Chief Executive Officer, Director, 10% Owner of Mentor Capital, Inc. (MNTR). 49 SEC Form 4 filings on record going back to 2025, most recently on 15 April 2026. Most recent open-market trade: bought $61 of MNTR on 15 April 2026. Lifetime open-market purchases: $94K. Historical track record: 4/5 stars across 117 tracked purchases.
Every recent SEC Form 4 transaction Chester Billingsley has reported, most recent first.
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 | 117 |
| Purchases with forward-return data | 117 |
| 30-day win rate | 47% |
| 90-day win rate | 32% |
| Avg 5-day return | +2.45% |
| Avg 30-day return | +6.93% |
| Avg 90-day return | +2.16% |
| Best 30-day return |
InsiderAlpha's records for Chester Billingsley go back to 2025: 49 primary Form 4 filings, an average of 24.5 per year. The typical open-market purchase is $800 (117 buys totaling $94K). The largest single buy on record is $20K of MNTR in 2025. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
No other insider has filed at Chester Billingsley's companies, so these are insiders reporting open-market trades at other companies in the same sector.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Chester Billingsley is a corporate insider, tracked as Chief Executive Officer, Director, 10% Owner of Mentor Capital, Inc. (MNTR). InsiderAlpha holds 49 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
The most recent primary Form 4 on record is dated 15 April 2026, one of 49 filings going back to 2025.
Recorded transactions: 117 open-market purchases ($94K) and 0 open-market sales across all tracked filings.
Across 117 tracked purchases, Chester Billingsley averaged +6.9% avg 30-day return with a 47% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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$MNTR Mentor Capital, Inc.950 shares @ $0.06$57
| +96.08% |