MAZELSKY JONATHAN JAY — SEC Form 4 filings
SEC reporting owner CIK 1556270. 36 Form 4 filings on record with FilingPulse; latest filed 2026-07-02.
Transaction summary — filings shown
Covers all 36 filings on record, filed 2024-01-16 to 2026-07-02. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 10,000 shares, $101,400 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 28 legs across 3 filings — 64,586 shares, $40,701,042 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 78.
- Largest priced transaction: sale of 7,299 shares @ $631.61 ($4,610,096) in IDEXX LABORATORIES INC /DE, filed 2025-08-08.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| IDEXX LABORATORIES INC /DE (IDXX) | President and CEO, Director | 11 | — | 28 legs · 64,586 sh · $40,701,042 | 45 |
| DENTSPLY SIRONA Inc. (XRAY) | Director | 24 | 1 leg · 10,000 sh · $101,400 | — | 32 |
| INSULET CORP (PODD) | Director | 1 | — | — | 1 |
Form 4 filings — MAZELSKY JONATHAN JAY
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-02 | 4 | INSULET CORP (PODD) | Grant/award (A): 1,355 @ $0 | EDGAR |
| 2026-07-01 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 2,841.83 (derivative) @ $10.56 | EDGAR |
| 2026-06-18 | 4/A | DENTSPLY SIRONA Inc. (XRAY) | Purchase (P): 10,000 @ $10.14 | EDGAR |
| 2026-06-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 10,000 @ $10.14 | EDGAR |
| 2026-06-05 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 22,822 @ $0 | EDGAR |
| 2026-04-02 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 2,644.64 (derivative) @ $11.34 | EDGAR |
| 2026-03-02 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 23,326 @ $141.60 · Sale (S): 1,281 @ $650.67 · Sale (S): 1,095 @ $651.49 · Sale (S): 1,669 @ $652.49 · Sale (S): 1,171 @ $653.68 · Sale (S): 1,111 @ $654.63 · +11 more | EDGAR |
| 2026-02-17 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 958 @ $0 · Option exercise (M): 1,099 @ $0 · Tax withholding (F): 915 @ $629.35 · Grant/award (A): 13,407 (derivative) @ $0 · Option exercise (M): 958 (derivative) @ $0 · Option exercise (M): 1,099 (derivative) @ $0 | EDGAR |
| 2026-01-13 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 395.16 @ $0 · Grant/award (A): 153.70 (derivative) @ $12.22 | EDGAR |
| 2026-01-02 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 2,637.95 (derivative) @ $11.37 | EDGAR |
| 2025-10-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 359.58 @ $0 · Grant/award (A): 123.36 (derivative) @ $11.98 | EDGAR |
| 2025-10-01 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 2,386.16 (derivative) @ $12.57 | EDGAR |
| 2025-09-04 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Gift (G): 1,051 @ $0 | EDGAR |
| 2025-08-12 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 183 @ $598.49 · Option exercise (M): 183 (derivative) | EDGAR |
| 2025-08-08 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 29,260 @ $67.85 · Sale (S): 1,095 @ $626.90 · Sale (S): 1,525 @ $628.27 · Sale (S): 3,397 @ $629.82 · Sale (S): 6,056 @ $630.59 · Sale (S): 7,299 @ $631.61 · +6 more | EDGAR |
| 2025-07-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 279.35 @ $0 · Grant/award (A): 75.03 (derivative) @ $16.20 | EDGAR |
| 2025-07-02 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 1,561.29 (derivative) @ $16.01 | EDGAR |
| 2025-05-27 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 13,880 @ $0 | EDGAR |
| 2025-04-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 147.73 @ $0 · Grant/award (A): 74.87 (derivative) @ $12.47 | EDGAR |
| 2025-04-02 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 1,687.25 (derivative) @ $14.82 | EDGAR |
| 2025-02-18 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 689 @ $0 · Option exercise (M): 958 @ $0 · Option exercise (M): 1,100 @ $0 · Tax withholding (F): 1,222 @ $444.53 · Grant/award (A): 25,932 (derivative) @ $0 · Grant/award (A): 217 (derivative) @ $0 · +3 more | EDGAR |
| 2025-01-14 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 115.47 @ $0 · Grant/award (A): 38.53 (derivative) @ $18.51 | EDGAR |
| 2025-01-02 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 1,340.48 (derivative) @ $18.65 | EDGAR |
| 2024-10-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 80.38 @ $0 · Grant/award (A): 22.85 (derivative) @ $24.50 | EDGAR |
| 2024-10-01 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 935.76 (derivative) @ $25.13 | EDGAR |
| 2024-08-07 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 384 @ $0 · Tax withholding (F): 170 @ $455.08 · Option exercise (M): 384 (derivative) | EDGAR |
| 2024-07-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 86.72 @ $0 · Grant/award (A): 21.56 (derivative) @ $25.80 | EDGAR |
| 2024-07-01 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 994.76 (derivative) @ $25.13 | EDGAR |
| 2024-05-24 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 7,994 @ $0 | EDGAR |
| 2024-04-15 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 26.43 @ $0 · Grant/award (A): 12.56 (derivative) @ $31.45 | EDGAR |
| 2024-03-29 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 761.48 (derivative) @ $32.83 | EDGAR |
| 2024-03-04 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Gift (G): 550 @ $0 | EDGAR |
| 2024-02-22 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 483 @ $206.94 · Option exercise (M): 483 (derivative) | EDGAR |
| 2024-02-16 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 435 @ $0 · Option exercise (M): 974 @ $0 · Option exercise (M): 689 @ $0 · Option exercise (M): 958 @ $0 · Option exercise (M): 1,100 @ $0 · Tax withholding (F): 1,839 @ $560.56 · +7 more | EDGAR |
| 2024-02-09 | 4 | IDEXX LABORATORIES INC /DE (IDXX) | Option exercise (M): 12,000 @ $67.85 · Sale (S): 5,356 @ $571.71 · Sale (S): 4,124 @ $572.53 · Sale (S): 462 @ $573.19 · Sale (S): 1,353 @ $574.75 · Sale (S): 705 @ $575.48 · +1 more | EDGAR |
| 2024-01-16 | 4 | DENTSPLY SIRONA Inc. (XRAY) | Grant/award (A): 21.48 @ $0 · Grant/award (A): 6.47 (derivative) @ $36.80 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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