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Mazelsky Jonathan Jay insider trades
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Mazelsky Jonathan Jay insider trades

Mazelsky Jonathan Jay has filed 59 Form 4s with the SEC that we hold, for DENTSPLY SIRONA Inc. (XRAY) (Director), Idexx Laboratories INC /DE (IDXX) (President and CEO, Director) and Insulet Corp (PODD) (Director). Across all of them we count 1 purchase worth $101.4K and 49 sales worth $64.9M reported on Form 4. In the last 12 months: 1 purchase ($101.4K) and 13 sales ($15.3M). The largest single trade was a sale of 13,424 shares of Idexx Laboratories INC /DE worth $6.9M, dated 2023-08-31. The first filing on our record is dated 2021-08-09 and the latest 2026-10-02.

DENTSPLY SIRONA Inc. (XRAY)

Director · 31 filings · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2026-06-12P, purchase reported on Form 410,000$101.4K2026-06-18

Idexx Laboratories INC /DE (IDXX)

President and CEO, Director · 26 filings · 49 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-08-13S, sale reported on Form 43,417$2.3M2021-08-17
2021-08-13S, sale reported on Form 4337$228.3K2021-08-17
2021-08-13S, sale reported on Form 4983$664.9K2021-08-17
2021-08-16S, sale reported on Form 460$40.5K2021-08-17
2021-08-16S, sale reported on Form 4533$358.4K2021-08-17
2021-08-16S, sale reported on Form 4488$328.8K2021-08-17
2021-08-16S, sale reported on Form 4182$122.8K2021-08-17
2022-11-07S, sale reported on Form 42,000$759.0K2022-11-09
2022-11-07S, sale reported on Form 4900$340.7K2022-11-09
2022-11-07S, sale reported on Form 43,018$1.2M2022-11-09
2022-11-07S, sale reported on Form 42,716$1.0M2022-11-09
2022-11-07S, sale reported on Form 4392$150.9K2022-11-09
2022-11-07S, sale reported on Form 4500$190.4K2022-11-09
2022-11-07S, sale reported on Form 43,704$1.4M2022-11-09
2022-11-14S, sale reported on Form 42,543$1.1M2022-11-16
2022-11-14S, sale reported on Form 46,385$2.8M2022-11-16
2022-11-14S, sale reported on Form 4972$421.2K2022-11-16
2022-11-14S, sale reported on Form 4600$261.5K2022-11-16
2023-08-31S, sale reported on Form 413,424$6.9M2023-09-05
2023-12-04S, sale reported on Form 45,804$3.0M2023-12-06
2023-12-04S, sale reported on Form 41,324$679.9K2023-12-06
2024-02-07S, sale reported on Form 4705$405.7K2024-02-09
2024-02-07S, sale reported on Form 41,353$777.6K2024-02-09
2024-02-07S, sale reported on Form 4462$264.8K2024-02-09
2024-02-07S, sale reported on Form 45,356$3.1M2024-02-09
2024-02-07S, sale reported on Form 44,124$2.4M2024-02-09
2025-08-06S, sale reported on Form 41,095$686.5K2025-08-08
2025-08-06S, sale reported on Form 41,525$958.1K2025-08-08
2025-08-06S, sale reported on Form 43,397$2.1M2025-08-08
2025-08-06S, sale reported on Form 46,056$3.8M2025-08-08
2025-08-06S, sale reported on Form 4660$422.0K2025-08-08
2025-08-06S, sale reported on Form 43,000$1.9M2025-08-08
2025-08-06S, sale reported on Form 43,526$2.2M2025-08-08
2025-08-06S, sale reported on Form 41,822$1.2M2025-08-08
2025-08-06S, sale reported on Form 4880$560.4K2025-08-08
2025-08-06S, sale reported on Form 47,299$4.6M2025-08-08
2026-02-26S, sale reported on Form 42,860$1.9M2026-03-02
2026-02-26S, sale reported on Form 41,095$713.4K2026-03-02
2026-02-26S, sale reported on Form 41,281$833.5K2026-03-02
2026-02-26S, sale reported on Form 42,589$1.7M2026-03-02
2026-02-26S, sale reported on Form 41,000$662.2K2026-03-02
2026-02-26S, sale reported on Form 41,200$793.3K2026-03-02
2026-02-26S, sale reported on Form 42,859$1.9M2026-03-02
2026-02-26S, sale reported on Form 41,669$1.1M2026-03-02
2026-02-26S, sale reported on Form 41,171$765.5K2026-03-02
2026-02-26S, sale reported on Form 41,111$727.3K2026-03-02
2026-02-26S, sale reported on Form 41,488$975.9K2026-03-02
2026-02-26S, sale reported on Form 41,343$882.1K2026-03-02
2026-02-26S, sale reported on Form 43,660$2.4M2026-03-02

Insulet Corp (PODD)

Director · 2 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1556270) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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