Updated Jul 16, 2026
Grandpre Christopher M has filed 1 SEC Form 4 filing across 1 company in the last 90 days — buying. Lifetime open-market purchases: $368K. Historical track record: 1/5 stars across 3 tracked purchases.
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★☆☆☆☆ (1/5) |
|---|---|
| Total purchases tracked | 3 |
| Purchases with forward-return data | 3 |
| 30-day win rate | 0% |
| 90-day win rate | 0% |
| Avg 5-day return | +106.45% |
| Avg 30-day return | -543.47% |
| Avg 90-day return | -2138.90% |
| Best 30-day return | -292.40% |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-22 | JYNT | JOINT Corp | A — Grant or award | 5.7K | $0.00 | |
| 2025-08-20 | JYNT | JOINT Corp | P — Open-market purchase | 10.0K | $10.41 | $104K |
| 2025-08-15 | JYNT | JOINT Corp | P — Open-market purchase | 10.0K | $10.70 | $107K |
| 2025-08-15 | JYNT | JOINT Corp | P — Open-market purchase | 14.4K | $10.88 | $157K |
| 2025-05-21 | JYNT | JOINT Corp | A — Grant or award | 5.0K | $0.00 |
Grandpre Christopher M is a corporate insider — currently tracked as Director of JOINT Corp (JYNT). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 3 open-market purchases ($368K) and 0 open-market sales () across all tracked filings.
Across 3 tracked purchases, Grandpre Christopher M averaged -543.5% avg 30-day return with a 0% 30-day win rate. InsiderAlpha rates the track record at 1/5 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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