MAZELSKY JONATHAN JAY
SEC insider (Form 3/4/5 filer). CIK 0001556270. Director at INSULET CORP (PODD) and 2 other issuers. 59 reported Form 4/5 transactions since Sep 2024; latest on Sep 30, 2026. Located in CHARLOTTE, NC.
Companies MAZELSKY JONATHAN JAY has filed insider reports for
- INSULET CORP (PODD): Director
- DENTSPLY SIRONA Inc. (XRAY): Director
- IDEXX LABORATORIES INC /DE (IDXX): Director, Officer, President and CEO
MAZELSKY JONATHAN JAY
CIK: 0001556270
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (59 total)
- Dec 31, 2026XRAY
DENTSPLY SIRONA Inc.
AwardDirectPhantom Stock (Directors' Deferred Compensation) DDC
2.6K shares at avg. $11.37- - Sep 30, 2026PODD
INSULET CORP
AwardDirect141 shares at avg. $130.47$18K - Sep 30, 2026XRAY
DENTSPLY SIRONA Inc.
AwardDirectPhantom Stock (Directors' Deferred Compensation) DDC
3.3K shares at avg. $9.03- - Jul 1, 2026PODD
INSULET CORP
AwardDirect1.4K shares- - Jun 30, 2026XRAY
DENTSPLY SIRONA Inc.
AwardDirectPhantom Stock (Directors' Deferred Compensation) DDC
2.8K shares at avg. $10.56- - Jun 12, 2026XRAY
DENTSPLY SIRONA Inc.
PurchaseDirect10K shares at avg. $10.14$101K - Jun 12, 2026XRAY
DENTSPLY SIRONA Inc.
AwardDirect10K shares at avg. $10.14$101K - Jun 3, 2026XRAY
DENTSPLY SIRONA Inc.
AwardDirect22.8K shares- - Mar 31, 2026XRAY
DENTSPLY SIRONA Inc.
AwardDirectPhantom Stock (Directors' Deferred Compensation) DDC
2.6K shares at avg. $11.34- - Feb 27, 2026IDXX
IDEXX LABORATORIES INC /DE
ExerciseDirect197 shares at avg. $505.53$100K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Dec 31, 2026 |  XRAY DENTSPLY SIRONA Inc. | Award Phantom Stock (Directors' Deferred Compensation) DDC | 2,638 | $11.37 | - | Direct |
| Sep 30, 2026 |  PODD INSULET CORP | Award | 141 | $130.47 | $18,396 | Direct |
| Sep 30, 2026 | XRAY DENTSPLY SIRONA Inc. | Award Phantom Stock (Directors' Deferred Compensation) DDC | 3,323 | $9.03 | - | Direct |
| Jul 1, 2026 | PODD INSULET CORP | Award | 1,355 | - | $0 | Direct |
| Jun 30, 2026 | XRAY DENTSPLY SIRONA Inc. | Award Phantom Stock (Directors' Deferred Compensation) DDC | 2,842 | $10.56 | - | Direct |
| Jun 12, 2026 | XRAY DENTSPLY SIRONA Inc. | Purchase | 10,000 | $10.14 | $101,400 | Direct |
| Jun 12, 2026 | XRAY DENTSPLY SIRONA Inc. | Award | 10,000 | $10.14 | $101,400 | Direct |
| Jun 3, 2026 | XRAY DENTSPLY SIRONA Inc. | Award | 22,822 | - | $0 | Direct |
| Mar 31, 2026 | XRAY DENTSPLY SIRONA Inc. | Award Phantom Stock (Directors' Deferred Compensation) DDC | 2,645 | $11.34 | - | Direct |
| Feb 27, 2026 |  IDXX IDEXX LABORATORIES INC /DE | Exercise | 197 | $505.53 | $99,589 | Direct |
1-10 of 59 transactions