Form 4: Smith Martin Alexander reports multiple insider transactions in IDXX

Rhea-AI Filing Summary

Smith Martin Alexander reported multiple insider transaction types in a Form 4 filing for IDXX. The filing lists transactions totaling 10,715 shares at a weighted average price of $629.35 per share. Following the reported transactions, holdings were 188 shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Smith Martin Alexander

(Last) (First) (Middle)

ONE IDEXX DRIVE

(Street)

WESTBROOK ME 04092

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
IDEXX LABORATORIES INC /DE [ IDXX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Vice President

3. Date of Earliest Transaction (Month/Day/Year)
02/12/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/14/2026		M		148	A	$0	1,602.659(1)	D
Common Stock	02/14/2026		M		188	A	$0	1,790.659	D
Common Stock	02/14/2026		M		301	A	$0	2,091.659	D
Common Stock	02/14/2026		M		367	A	$0	2,458.659	D
Common Stock	02/14/2026		F		302	D	$629.35(2)	2,156.659	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Non-Qualified Stock Option (right-to-buy)	$617.2	02/12/2026		A		5,361		(3)	02/11/2036	Common Stock	5,361	$0	5,361	D
Incentive Stock Option (right-to-buy)	$617.2	02/12/2026		A		162		(4)	02/11/2036	Common Stock	162	$0	162	D
Restricted Stock Unit	(5)	02/12/2026		A		1,262		(5)	(5)	Common Stock	1,262	$0	1,262	D
Restricted Stock Unit	(6)	02/12/2026		A		1,620		(6)	(6)	Common Stock	1,620	$0	1,620	D
Restricted Stock Unit	(7)	02/14/2026		M			148	(7)	(7)	Common Stock	148	$0	0	D
Restricted Stock Unit	(8)	02/14/2026		M			188	(8)	(8)	Common Stock	188	$0	188	D
Restricted Stock Unit	(9)	02/14/2026		M			301	(9)	(9)	Common Stock	301	$0	602	D
Restricted Stock Unit	(10)	02/14/2026		M			367	(10)	(10)	Common Stock	367	$0	1,101	D

Explanation of Responses:

1. Includes a total of 21 shares purchased under the Issuer Employee Stock Purchase Plan on September 30, 2025 and December 31, 2025.

2. Closing price of Issuer common stock on Nasdaq Global Select Market on February 13, 2026.

3. Grant of option to buy shares of Issuer common stock that becomes exercisable in four annual installments beginning February 14, 2027.

4. Grant of option to buy shares of Issuer common stock that becomes exercisable in one installment on February 14, 2030.

5. Each restricted stock unit ('RSU') represents a contingent right to receive one share of Issuer common stock and vests in four annual installments, beginning February 14, 2027.

6. Each RSU represents a contingent right to receive one share of Issuer common stock and vests in three annual installments, beginning February 14, 2027.

7. Each RSU represents a contingent right to receive one share of Issuer common stock that vested in four annual installments, beginning February 14, 2023.

8. Each RSU represents a contingent right to receive one share of Issuer common stock and vests in four annual installments, beginning February 14, 2024.

9. Each RSU represents a contingent right to receive one share of Issuer common stock and vests in four annual installments beginning on February 14, 2025.

10. Each RSU represents a contingent right to receive one share of Issuer common stock and vests in four annual installments, beginning February 14, 2026.

Remarks:

	/s/ Lily J. Lu, Attorney-in-Fact for Martin A. Smith	02/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What equity awards did IDEXX (IDXX) EVP Martin Alexander Smith receive?

Martin Alexander Smith received stock options and restricted stock units as equity awards. He was granted options for 5,361 and 162 shares and RSU awards for 1,262 and 1,620 shares, all at a grant price of $0.00 per share, reflecting compensation rather than open-market purchases.

How and when do Martin Alexander Smith’s new IDEXX stock options vest?

The filing states his stock options vest over time. One option grant for 5,361 shares becomes exercisable in four annual installments beginning February 14, 2027. A second option for 162 shares becomes exercisable in a single installment on February 14, 2030, creating a staggered long-term incentive structure.

What are the vesting terms for Martin Alexander Smith’s new IDEXX RSU awards?

Each RSU represents a right to one IDEXX common share. One RSU grant of 1,262 units vests in four annual installments starting February 14, 2027. Another grant of 1,620 units vests in three annual installments beginning the same date, tying compensation to multi-year service and performance.

Did Martin Alexander Smith sell IDEXX shares in this Form 4 filing?

The filing reports a disposition of 302 IDEXX common shares coded as “F.” This represents shares withheld to satisfy tax obligations at $629.35 per share, using the February 13, 2026 closing price, rather than an open-market sale initiated for investment purposes.

How many IDEXX common shares does Martin Alexander Smith own after these transactions?

After the reported transactions, he directly owns 2,156.659 IDEXX common shares. This total includes 21 shares acquired earlier under the company’s Employee Stock Purchase Plan on September 30, 2025 and December 31, 2025, according to the footnote disclosure in the filing.

What type of transactions are coded “M” and “F” in Martin Alexander Smith’s IDEXX Form 4?

Code “M” transactions reflect exercises or conversions of derivative securities, such as RSUs turning into common stock. Code “F” indicates shares disposed of to pay exercise price or tax liabilities, here involving 302 common shares used to satisfy tax obligations rather than discretionary selling.