0000919574-23-005113.txt : 20230905 0000919574-23-005113.hdr.sgml : 20230905 20230905131449 ACCESSION NUMBER: 0000919574-23-005113 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230905 DATE AS OF CHANGE: 20230905 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ADVANCED DRAINAGE SYSTEMS, INC. CENTRAL INDEX KEY: 0001604028 STANDARD INDUSTRIAL CLASSIFICATION: PLASTICS FOAM PRODUCTS [3086] IRS NUMBER: 510105665 STATE OF INCORPORATION: DE FISCAL YEAR END: 0331 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-36557 FILM NUMBER: 231234995 BUSINESS ADDRESS: STREET 1: 4640 TRUEMAN BOULEVARD CITY: HILLIARD STATE: OH ZIP: 43026 BUSINESS PHONE: 614-658-0050 MAIL ADDRESS: STREET 1: 4640 TRUEMAN BOULEVARD CITY: HILLIARD STATE: OH ZIP: 43026 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Stockbridge Partners LLC CENTRAL INDEX KEY: 0001505183 IRS NUMBER: 208051585 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 BUSINESS ADDRESS: STREET 1: 200 CLARENDON STREET STREET 2: 35TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 617 227-0050 MAIL ADDRESS: STREET 1: 200 CLARENDON STREET STREET 2: 35TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 FORMER COMPANY: FORMER CONFORMED NAME: Stockbridge Partners LLC (D/B/A Stockbridge Investors) DATE OF NAME CHANGE: 20120313 FORMER COMPANY: FORMER CONFORMED NAME: Stockbridge Partners LLC DATE OF NAME CHANGE: 20101108 144 1 primary_doc.xml 144 0001505183 XXXXXXXX LIVE 0001604028 ADVANCED DRAINAGE SYSTEMS, INC. 001-36557 4640 TRUEMAN BOULEVARD HILLIARD OH 43026 614-658-0050 Stockbridge Partners LLC May be deemed affiliate Common Stock Glen Eagle Wealth, LLC

4428-C Route 27 Kingston NJ 08528

425000 54468000.00 78692236 09/05/2023 NYSE Common Stock 01/12/2016 Various open market purchases Various open market purchases N 425000 01/12/2016 Cash N Stockbridge Partners LLC

200 CLARENDON STREET 35TH FLOOR BOSTON MA 02116

Common Stock 08/23/2023 150000 18731970.00 Stockbridge Partners LLC

200 CLARENDON STREET 35TH FLOOR BOSTON MA 02116

Common Stock 08/24/2023 28078 3458311.10 Stockbridge Partners LLC

200 CLARENDON STREET 35TH FLOOR BOSTON MA 02116

Common Stock 08/25/2023 50202 6169584.83 Stockbridge Partners LLC

200 CLARENDON STREET 35TH FLOOR BOSTON MA 02116

Common Stock 08/30/2023 25000 3206815.00 Stockbridge Partners LLC

200 CLARENDON STREET 35TH FLOOR BOSTON MA 02116

Common Stock 08/31/2023 75000 9605175.00 Stockbridge Partners LLC

200 CLARENDON STREET 35TH FLOOR BOSTON MA 02116

Common Stock 09/01/2023 125000 16304600.00 Stockbridge Partners LLC is deemed to be the beneficial owner of the Common Stock held through a separate managed account and through Stockbridge Fund, L.P. Regarding the "Securities To Be Sold" Table, the dates of acquisition and payment of the Common Stock varied, commencing on the date reported in the Table. Stockbridge Partners LLC is signing this form on behalf of the separate managed account and Stockbridge Fund, L.P. 09/05/2023 STOCKBRIDGE PARTNERS LLC By: BPSP, L.P., its Managing Member, By: Berkshire Partners Holdings LLC, its General Partner, /s/ Kenneth S. Bring, its M.D.