Mazelsky Jonathan Jay's Form 4 filing
IDEXX Laboratories Inc (IDXX) · filed Aug 8, 2025
- Accession no.
- 0000874716-25-000126
- Filed
- Aug 8, 2025
- Trade date
- Aug 6, 2025
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 11 non-derivative transactions and 1 derivative transaction. Open-market sales total $18.5M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Mazelsky Jonathan JayCIK 0001556270 | Director, Officer (President and CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 6, 2025 | Common Stock | MOption exerciseAcquired | +29,260 | $67.85 | +$1,985,291 | 112,571.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −1,095 | $626.90F2 | −$686,455.5 | 111,476.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −1,525 | $628.27F3 | −$958,111.75 | 109,951.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −3,397 | $629.82F4 | −$2,139,498.54 | 106,554.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −6,056 | $630.59F5 | −$3,818,853.04 | 100,498.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −7,299 | $631.61F6 | −$4,610,121.39 | 93,199.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −3,000 | $632.56F7 | −$1,897,680 | 90,199.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −3,526 | $635.13F8 | −$2,239,468.38 | 86,673.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −1,822 | $636.15F9 | −$1,159,065.3 | 84,851.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −880 | $636.81F10 | −$560,392.8 | 83,971.3 | Direct | |
| Aug 6, 2025 | Common Stock | SSaleDisposed | −660 | $639.37F11 | −$421,984.2 | 83,311.3 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 6, 2025 | Common Stock | MOption exerciseDisposed | −29,260 | –F13 | – | 0 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F2
Represents the weighted average price of the shares sold ranging from a low of $626.585 to a high of $627.44 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F3
Represents the weighted average price of the shares sold ranging from a low of $627.72 to a high of $628.71 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F4
Represents the weighted average price of the shares sold ranging from a low of $629.14 to a high of $630.06 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F5
Represents the weighted average price of the shares sold ranging from a low of $630.14 to a high of $630.885 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F6
Represents the weighted average price of the shares sold ranging from a low of $631.26 to a high of $632.15 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F7
Represents the weighted average price of the shares sold ranging from a low of $632.41 to a high of $633.30 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F8
Represents the weighted average price of the shares sold ranging from a low of $634.66 to a high of $635.64 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F9
Represents the weighted average price of the shares sold ranging from a low of $635.66 to a high of $636.53 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F10
Represents the weighted average price of the shares sold ranging from a low of $636.66 to a high of $637.39 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F11
Represents the weighted average price of the shares sold ranging from a low of $639.235 to a high of 639.49 per share. The undersigned undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares purchased at each separate price.
Referenced by the price of 1 transaction in Table I.
- F13
Not applicable
Referenced by the price of 1 transaction in Table II.