Insiders / Mazelsky Jonathan Jay
Mazelsky Jonathan Jay
CIK 1556270personinsider
Companies
2
First seen
Jan 2, 2026
Last activity
Mar 2, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Idexx Laboratories Inc /De · IDXX | 83,803 | — |
| DENTSPLY SIRONA Inc. · XRAY | 28,847 | — |
All securities held
4 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| DENTSPLY SIRONA Inc. | Common Stock | 28,847 |
| DENTSPLY SIRONA Inc. | Phantom Stock (Directors' Deferred Compensation) DDCDerivative | 14,382 |
| Idexx Laboratories Inc /De | Common Stock | 83,803 |
| Idexx Laboratories Inc /De | Restricted Stock UnitDerivative | 1,099 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 26, 2026 | Exercise | IDXX Idexx Laboratories Inc /De Common Stock | $3.30M | +23K +27.90% | 106,932 0.14% of shares | low |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $2.41M | -4K -3.86% | 91,254 0.12% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $1.89M | -3K -3.13% | 88,395 0.11% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $1.88M | -3K -2.93% | 94,914 0.12% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $1.72M | -3K -3.00% | 83,606 0.11% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $1.09M | -2K -1.60% | 102,887 0.13% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $975.9K | -1K -1.48% | 99,117 0.13% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $882.1K | -1K -1.35% | 97,774 0.12% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $833.5K | -1K -1.20% | 105,651 0.13% of shares | medium |
| Feb 26, 2026 | Sell | IDXX Idexx Laboratories Inc /De Common Stock | $793.3K | -1K -1.36% | 87,195 0.11% of shares | medium |