MAZELSKY JONATHAN JAY
CIK: 0001556270
Primary company: IDEXX LABORATORIES INC /DE (IDXX)
MAZELSKY JONATHAN JAY is a corporate insider at IDEXX LABORATORIES INC /DE (IDXX) filing SEC Form 4 transactions. 348 transactions across 2 companies, totaling $0 in purchases and $64,266,729 in sales. Source: SEC EDGAR.
AI Insider Summary
Jonathan Mazelsky's record pairs IDEXX Laboratories (IDXX, 311 tx) with a Dentsply Sirona (XRAY, 35 tx) board seat. The live tape is XRAY awards — 22,822 and 2,644 shares, one priced at $11.98 — marking an active directorship at the depressed-priced dental name.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Purchase | 10,000 | $10.14 | $101K | 61,668 | 6/12/2026 Filed: 6/12/2026 | Filing → | |
| Award | 10,000 | $10.14 | $101K | 61,668 | 6/12/2026 Filed: 6/12/2026 | Filing → | |
| Award | 22,822 | - | - | 51,668 | 6/3/2026 Filed: 6/3/2026 | Filing → | |
| Award | 2,644 | - | - | 17,179 | 3/31/2026 Filed: 4/2/2026 | Filing → | |
| Award | 123 | $11.98 | $1K | 11,743 | 10/10/2025 Filed: 10/15/2025 | Filing → | |
| Award | 359 | - | - | 28,451 | 10/10/2025 Filed: 10/15/2025 | Filing → | |
| Award | 2,386 | $12.57 | $30K | 11,620 | 9/30/2025 Filed: 10/1/2025 | Filing → | |
| Gift | 1,051 | - | - | 82,443 | 8/15/2025 Filed: 9/4/2025 | Filing → | |
| Exercise | 183 | - | - | 0 | 8/8/2025 Filed: 8/12/2025 | Filing → | |
| Exercise | 183 | $598.49 | $110K | 83,494 | 8/8/2025 Filed: 8/12/2025 | Filing → | |
| Exercise | 29,260 | - | - | 0 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 660 | $639.37 | $422K | 83,311 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 880 | $636.81 | $560K | 83,971 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 1,822 | $636.15 | $1.16M | 84,851 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 3,526 | $635.13 | $2.24M | 86,673 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 3,000 | $632.56 | $1.90M | 90,199 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 7,299 | $631.61 | $4.61M | 93,199 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 6,056 | $630.59 | $3.82M | 100,498 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 3,397 | $629.82 | $2.14M | 106,554 | 8/6/2025 Filed: 8/8/2025 | Filing → | |
| Sale | 1,525 | $628.27 | $958K | 109,951 | 8/6/2025 Filed: 8/8/2025 | Filing → |
Type
Purchase
Shares
10,000
Price
$10.14
Value
$101K
Type
Award
Shares
10,000
Price
$10.14
Value
$101K
Type
Award
Shares
22,822
Price
-
Value
-
Type
Award
Shares
2,644
Price
-
Value
-
Type
Award
Shares
123
Price
$11.98
Value
$1K
Type
Award
Shares
359
Price
-
Value
-
Type
Award
Shares
2,386
Price
$12.57
Value
$30K
Type
Gift
Shares
1,051
Price
-
Value
-
Type
Exercise
Shares
183
Price
-
Value
-
Type
Exercise
Shares
183
Price
$598.49
Value
$110K
Type
Exercise
Shares
29,260
Price
-
Value
-
Type
Sale
Shares
660
Price
$639.37
Value
$422K
Type
Sale
Shares
880
Price
$636.81
Value
$560K
Type
Sale
Shares
1,822
Price
$636.15
Value
$1.16M
Type
Sale
Shares
3,526
Price
$635.13
Value
$2.24M
Type
Sale
Shares
3,000
Price
$632.56
Value
$1.90M
Type
Sale
Shares
7,299
Price
$631.61
Value
$4.61M
Type
Sale
Shares
6,056
Price
$630.59
Value
$3.82M
Type
Sale
Shares
3,397
Price
$629.82
Value
$2.14M
Type
Sale
Shares
1,525
Price
$628.27
Value
$958K
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