[Form 3] ADVANCED DRAINAGE SYSTEMS, INC. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

Advanced Drainage Systems, Inc. (WMS)5,847 shares of common stock directly and 4,300.1706 shares indirectly through the company KSOP. He also holds several stock options to purchase common stock, including 495 shares at $99.29 per share expiring on May 17, 2032, 2,486 shares at $96.51 expiring on May 21, 2033, 1,309 shares at $177.38 expiring on May 20, 2034, 1,946 shares at $119.30 expiring on May 20, 2035, and 367 shares at $143.97 expiring on September 1, 2035. These options vest in three equal annual installments, in each case beginning on the stated start date and contingent on his continued employment.

11/17/2025 - 04:35 PM

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Coyle Patrick M. Jr

(Last) (First) (Middle)

C/O ADVANCED DRAINAGE SYSTEMS, INC.

4640 TRUEMAN BOULEVARD

(Street)

HILLIARD OH 43026

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
11/05/2025

3. Issuer Name and Ticker or Trading Symbol
ADVANCED DRAINAGE SYSTEMS, INC. [ WMS ]

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	5,847	D
Common Stock	4,300.1706	I	By KSOP(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Option to Purchase Common Stock	(2)	05/17/2032	Common Stock	495	$99.29	D
Option to Purchase Common Stock	(3)	05/21/2033	Common Stock	2,486	$96.51	D
Option to Purchase Common Stock	(4)	05/20/2034	Common Stock	1,309	$177.38	D
Option to Purchase Common Stock	(5)	05/20/2035	Common Stock	1,946	$119.3	D
Option to Purchase Common Stock	(6)	09/01/2035	Common Stock	367	$143.97	D

Explanation of Responses:

1. Represents current allocation under KSOP.

2. The options vested in three equal annual installments beginning on May 18, 2023.

3. The options vest in three equal annual installments beginning on May 21, 2024, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date.

4. The options vest in three equal annual installments beginning on May 20, 2025, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date.

5. The options vest in three equal annual installments beginning on May 19, 2026, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date.

6. The options vest in three equal annual installments beginning on September 1, 2026, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date.

Remarks:

Executive Vice President, Supply Chain See Exhibit 24, Power of Attorney, for potential future use on behalf of the Reporting Person.

	/s/ Patrick M. Coyle, Jr.	11/17/2025
	** 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 5 (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.

FAQ

What insider ownership did WMS executive Patrick M. Coyle, Jr. report?

Patrick M. Coyle, Jr., Executive Vice President, Supply Chain of Advanced Drainage Systems, Inc. (WMS), reported owning 5,847 shares of common stock directly and 4,300.1706 shares indirectly through the company KSOP.

What stock options does the WMS executive hold according to this filing?

The executive holds several options to purchase common stock: 495 shares at $99.29 expiring on May 17, 2032, 2,486 shares at $96.51 expiring on May 21, 2033, 1,309 shares at $177.38 expiring on May 20, 2034, 1,946 shares at $119.30 expiring on May 20, 2035, and 367 shares at $143.97 expiring on September 1, 2035.

How do the stock options for the WMS executive vest?

Each option grant vests in three equal annual installments. The installments begin on the respective dates: May 18, 2023, May 21, 2024, May 20, 2025, May 19, 2026, and September 1, 2026, in each case provided the executive remains continuously employed by the issuer through each vesting date.

What is the relationship of the reporting person to Advanced Drainage Systems (WMS)?

The reporting person is an officer of Advanced Drainage Systems, Inc., serving as Executive Vice President, Supply Chain.

Is this ownership report filed by one or multiple reporting persons for WMS?

The document indicates that the form is filed by one reporting person, covering the holdings of Patrick M. Coyle, Jr.

Does this WMS insider filing involve any purchase or sale transaction?

The content describes beneficial ownership of common stock and stock options and provides vesting terms, but does not describe any specific purchase or sale transaction in the excerpt provided.