Waters Corp (WAT) discloses director stock and option grants

Rhea-AI Filing Summary

Waters Corp director Flemming Ornskov reported new equity awards, including 307 shares of common stock and a stock option for 828 shares, both dated January 2, 2026. The 307 shares are restricted stock that remain subject to restrictions until January 2, 2027, when all of them are scheduled to vest. The option has an exercise price of $381.96 per share and will become fully exercisable on January 2, 2027, with an expiration date of January 2, 2036. After these transactions, the director beneficially owns 4,935 shares of Waters common stock directly and holds 828 stock options.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Ornskov Flemming

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	828	$0.00	--
Grant/Award	Common Stock	307	$0.00	--

Holdings After Transaction: Stock Option (Right to Buy) — 828 shares (Direct); Common Stock — 4,935 shares (Direct)

Footnotes (1)

1. Represents shares of common stock subject to restrictions that lapse with respect to 100% of the shares on January 2, 2027. All of the shares of common stock underlying this stock option will vest and become exercisable on January 2, 2027.

Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Ornskov Flemming

(Last) (First) (Middle)

34 MAPLE STREET

(Street)

MILFORD MA 01757

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WATERS CORP /DE/ [ WAT ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/02/2026

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	01/02/2026		A		307(1)	A	$0	4,935	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
Stock Option (Right to Buy)	$381.96	01/02/2026		A		828(2)		01/02/2027	01/02/2036	Common Stock	828	$0	828	D

Explanation of Responses:

1. Represents shares of common stock subject to restrictions that lapse with respect to 100% of the shares on January 2, 2027.

2. All of the shares of common stock underlying this stock option will vest and become exercisable on January 2, 2027.

	/s/ Michael Lynn, attorney-in-fact for Flemming Ornskov	01/05/2026
	** 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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