Advanced Drainage Systems (NYSE: WMS) grants 1,110 shares to director

Rhea-AI Filing Summary

FISCHER ALEXANDER R reported acquisition or exercise transactions in this Form 4 filing.

Advanced Drainage Systems, Inc. director Alexander R. Fischer received a grant of 1,110 shares of Common Stock on 2026-07-16. The award was reported at $0.0000 per share, increasing his direct holdings to 17,564 shares of the company’s common stock.

Insider Trade Summary

Net Buyer: 1,110 shares

Net Buy 1 txn

Insider FISCHER ALEXANDER R

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,110	$0.00	$0.00

Holdings After Transaction: Common Stock — 17,564 shares (Direct)

Key Figures

Shares granted: 1110.0000 shares Grant price: $0.0000 per share Post-transaction holdings: 17564.0000 shares +1 more

4 metrics

Shares granted 1110.0000 shares Common Stock grant to director Alexander R. Fischer on 2026-07-16

Grant price $0.0000 per share Reported transaction price for the 1,110-share Common Stock award

Post-transaction holdings 17564.0000 shares Total direct Common Stock held by Alexander R. Fischer after the grant

Transactions acquiring shares 1 Single acquisition-type transaction reported in this Form 4

Key Terms

Form 4, non-derivative, Grant, award, or other acquisition

3 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4): report of insider trading activity"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

non-derivative financial

""transaction_type": "non-derivative" for the reported Common Stock award"

Grant, award, or other acquisition financial

""transaction_code_description": "Grant, award, or other acquisition""

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 07/20/2026 - 05:01 PM Accepted by SEC EDGAR 07/20/2026 - 05:01 PM Learn about SEC filing dates

FAQ

What insider transaction did WMS report for Alexander R. Fischer?

Alexander R. Fischer received a grant of 1,110 shares of Advanced Drainage Systems common stock. The equity award was reported as a grant, award, or other acquisition on a Form 4 dated 2026-07-16.

How many Advanced Drainage Systems (WMS) shares were granted in this Form 4?

The Form 4 reports a grant of 1,110 shares of Advanced Drainage Systems common stock. These shares were acquired through a grant or award transaction, rather than a market purchase, and were recorded at a price of $0.0000 per share.

What is Alexander R. Fischer's total direct WMS shareholding after the grant?

After the reported grant, Alexander R. Fischer directly holds 17,564 shares of Advanced Drainage Systems common stock. This figure reflects his total direct ownership immediately following the 1,110-share award on 2026-07-16.

At what price were the WMS shares granted to Alexander R. Fischer?

The 1,110 Advanced Drainage Systems shares were granted at $0.0000 per share. This indicates a no-cash-cost equity award to the director, consistent with a compensation-related stock grant rather than an open-market transaction.

What type of security is involved in the WMS Form 4 transaction?

The transaction involves Common Stock of Advanced Drainage Systems, Inc. It is classified as a non-derivative security in the Form 4, meaning it represents actual shares rather than options, warrants, or other derivative instruments.

Is the reported WMS transaction a purchase or an award grant?

The filing characterizes the event as a grant, award, or other acquisition of shares, not an open-market purchase. The transaction code is A, which in this context denotes an equity award granted to the reporting person.

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^*

FISCHER ALEXANDER R

(Last) (First) (Middle)

C/O ADVANCED DRAINAGE SYSTEMS, INC.

4024 GREEN STRIPE LANE

(Street)

HILLIARD OHIO 43026

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/16/2026

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

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

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

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	07/16/2026		A		1,110	A	$0.00	17,564	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

Explanation of Responses:

	/s/ Alexander R. Fischer, by Scott A. Cottrill as attorney-in-fact	07/20/2026
	** 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.
* Form 4: SEC 1474 (03-26)