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CIK 0001604028 · Large accelerated filer

ADVANCED DRAINAGE SYSTEMS, INC.

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Ticker
WMS
Exchange
NYSE
Industry
Plastics Foam Products
FY end
Mar 31
Incorporated
DE
Entity type
operating
EIN
510105665
Phone
800-733-7473
Business address
4024 GREEN STRIPE LANE, HILLIARD, OH
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-05-20 Cottrill Scott A EVP, CFO AND SECRETARY Grant or award +10,075 108,612
2026-05-20 MAKOWSKI TIM A See Remarks Shares withheld for taxes −88 $136.83 $12K 2,275
2026-05-20 MAKOWSKI TIM A See Remarks Grant or award +3,729 6,004
2026-05-20 Coyle Patrick M. Jr See Remarks Shares withheld for taxes −64 $136.83 $9K 5,692
2026-05-20 Coyle Patrick M. Jr See Remarks Grant or award +3,233 8,925
2026-05-20 KING BRIAN W. Executive Vice President Shares withheld for taxes −101 $136.83 $14K 16,475
2026-05-20 KING BRIAN W. Executive Vice President Grant or award +4,491 20,966
2026-05-20 BARBOUR D. SCOTT See Remarks Shares withheld for taxes −1,130 $136.83 $155K 40,803
2026-05-20 BARBOUR D. SCOTT See Remarks Grant or award +29,327 70,130
2026-05-20 TAYLOR CRAIG J. Executive Vice President Shares withheld for taxes −120 $136.83 $16K 9,456
2026-05-20 TAYLOR CRAIG J. Executive Vice President Grant or award +4,039 13,495
2026-05-20 TALLEY KEVIN C EVP and CAO Shares withheld for taxes −141 $136.83 $19K 56,657
2026-05-20 TALLEY KEVIN C EVP and CAO Grant or award +5,903 62,560
2026-05-19 WAUN THOMAS J. SR. EVP, International Shares withheld for taxes −117 $131.59 $15K 13,353
2026-05-19 WAUN THOMAS J. SR. EVP, International Grant or award +4,555 17,808
2026-05-19 Cottrill Scott A EVP, CFO AND SECRETARY Shares withheld for taxes −277 $131.59 $36K 98,876
2026-05-19 MAKOWSKI TIM A See Remarks Shares withheld for taxes −104 $131.59 $14K 2,363
2026-05-19 Coyle Patrick M. Jr See Remarks Shares withheld for taxes −91 $131.59 $12K 5,756
2026-05-19 KING BRIAN W. Executive Vice President Shares withheld for taxes −116 $131.59 $15K 16,576
2026-05-19 BARBOUR D. SCOTT See Remarks Shares withheld for taxes −934 $131.59 $123K 41,933

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