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Waters Corp (WAT) director Wei Jiang reports new stock and option awards

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Waters Corp director Wei Jiang reported new equity awards in the company. On December 31, 2025, Jiang received 59.79 common stock units in lieu of cash director fees under Waters’ 1996 Non-Employee Director Deferred Compensation Plan. These units convert into the same number of common shares on January 1, 2035 based on a prior election.

On January 2, 2026, Jiang acquired 307 shares of common stock at $0, which are subject to restrictions that lapse in full on January 2, 2027, increasing beneficial ownership to 2,918.27 shares held directly. The same day, Jiang was also granted a stock option to buy 828 shares at an exercise price of $381.96 per share, which will vest and become exercisable on January 2, 2027 and expire on January 2, 2036.

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Insider Jiang Wei
Role Director
Type Security Shares Price Value
Grant/Award Stock Option (Right to Buy) 828 $0.00 --
Grant/Award Common Stock 307 $0.00 --
Grant/Award Common Stock 59.79 $0.00 --
Holdings After Transaction: Stock Option (Right to Buy) — 828 shares (Direct); Common Stock — 2,918.27 shares (Direct)
Footnotes (1)
  1. Represents common stock units received in lieu of cash payment of director fees pursuant to the Issuer's 1996 Non-Employee Director Deferred Compensation Plan. Common stock units are convertible into shares of the Issuer's common stock on a one-for-one basis upon distribution, which will occur on January 1, 2035, pursuant to an election previously made by the Reporting Person. Represents shares of common stock subject to restrictions that will 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*
Jiang Wei
(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)
12/31/2025
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 12/31/2025 A 59.79(1) A $0 2,611.27 D
Common Stock 01/02/2026 A 307(2) A $0 2,918.27 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(3) 01/02/2027 01/02/2036 Common Stock 828 $0 828 D
Explanation of Responses:
1. Represents common stock units received in lieu of cash payment of director fees pursuant to the Issuer's 1996 Non-Employee Director Deferred Compensation Plan. Common stock units are convertible into shares of the Issuer's common stock on a one-for-one basis upon distribution, which will occur on January 1, 2035, pursuant to an election previously made by the Reporting Person.
2. Represents shares of common stock subject to restrictions that will lapse with respect to 100% of the shares on January 2, 2027.
3. 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 Wei Jiang 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did Waters Corp (WAT) director Wei Jiang report?

Wei Jiang reported receiving 59.79 common stock units on December 31, 2025, 307 restricted common shares on January 2, 2026, and a stock option for 828 shares on the same date.

How many Waters Corp (WAT) shares does Wei Jiang beneficially own after these transactions?

After the reported equity awards, Wei Jiang beneficially owns 2,918.27 shares of Waters Corp common stock, held directly.

What are the key terms of Wei Jiang’s new stock option in Waters Corp (WAT)?

The new stock option covers 828 shares of common stock at an exercise price of $381.96 per share, granted on January 2, 2026, vesting and becoming exercisable on January 2, 2027, and expiring on January 2, 2036.

When do the restrictions lapse on Wei Jiang’s 307 restricted Waters Corp (WAT) shares?

The 307 shares of common stock acquired on January 2, 2026 are subject to restrictions that will fully lapse on January 2, 2027.

How are Wei Jiang’s common stock units from director fees in Waters Corp (WAT) settled?

The 59.79 common stock units received in lieu of cash director fees convert into the same number of Waters common shares on January 1, 2035, based on a prior distribution election.

What role does Wei Jiang hold at Waters Corp (WAT)?

Wei Jiang is reported as a director of Waters Corp.