Scott A. Cottrill - 26 May 2026 Form 4 Insider Report for ADVANCED DRAINAGE SYSTEMS, INC. (WMS)

Reporting relationship: EVP, CFO AND SECRETARY
Issuer ticker: WMS
Reported as of: 26 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 28 May 2026, 16:05:13 UTC
Prior SEC filing: 27 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Scott A. Cottrill

Key filing fact

Scott A. Cottrill filed Form 4 for ADVANCED DRAINAGE SYSTEMS, INC. (WMS) on 28 May 2026.

Key facts

This page summarizes Scott A. Cottrill's Form 4 filing for ADVANCED DRAINAGE SYSTEMS, INC. (WMS).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 28 May 2026, 16:05.

Change

Previous filing in this sequence was filed on 27 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001343378 Primary reporting owner

Cottrill Scott A

Relationship: EVP, CFO AND SECRETARY
Address: C/O ADVANCED DRAINAGE SYSTEMS, INC., 4024 GREEN STRIPE LANE, HILLIARD
Signature: /s/ Scott A. Cottrill
Signature date: 28 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

WMS transaction

Common Stock

Award

Transaction value
Shares: +2,503
Change %: +2.3%
Price: $0.000000^*
Shares after: 110,511
Date: 26 May 2026
Ownership: Direct
Footnotes: F1

WMS holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 17,469
Date: 26 May 2026
Ownership: By KSOP
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

WMS transaction Derivative

Option to Purchase Common Stok

Award

Transaction value
Shares: +5,573
Change %
Price: $0.000000^*
Shares after: 5,573
Date: 26 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 5,573
Exercise price: $138.09
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Includes 89 shares of common stock acquired under the Advanced Drainage Systems, Inc. Employee Stock Purchase Plan, exempt under Rule 16b-3(c).

Footnote F2

Represents current allocation under KSOP.

Footnote F3

The options vest in three equal annual installments beginning on May 26, 2027, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date.