Arkolith/Insider Trading/WMS/Form 4

King Brian W.

Executive Vice PresidentADVANCED DRAINAGE SYSTEMS, INC. (WMS) · full profile →Form 4 · filed May 21, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 20, 2026Tax withholding(F)101$136.83$14K16K
May 20, 2026Grant(A)4K—$021K
May 19, 2026Tax withholding(F)116$131.59$15K17K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-235025) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML