Follow The Filings

WMS Advanced Drain Systems Inc.

Industrials, filed as ADVANCED DRAIN SYS INC DEL (COM), Equity As of 2026 Q2 among managers we track Quote on Google Finance, opens in a new tab

Bought by 1 manager in 2026 Q2, sold by 1

  • 1 Owner
  • Max 0.2%
  • $107M
  • 1 add 1 exit

In 2026 Q2 Ron Baron added to Advanced Drain Systems, while First Eagle Investment Management sold out.

Who owns this now

Largest portfolio weights among holders, up to 0.2% (Ron Baron, Bamco Inc. (Baron Capital)). Not free-float ownership.

  1. Ron Baron Add 0.16%

Who owns WMS

Sorted by value, long equity only, as of 2026 Q2.

History
Ron Baron, Bamco Inc. (Baron Capital) 0.16%, was 0.12% Add +133.7% 680,431 $107M History
First Eagle Investment Management exited 2026 Q2 Last 2026 Q1 <0.01% Exit 0.00% 5,326 $730K History

1 current, 1 exited last period, options excluded

Weight bar: held both quarters added sold at this quarter’s reported price

Insider trades

Open-market buys and sales by WMS's executives, directors and 10% owners in the last 12 months, from their Form 4s

All WMS insider trades
  • None no insider bought on the open market
  • $14.8M sold by 4 insiders outside a trading plan
  • None no planned (10b5-1) sales
  1. Robert M Eversole Director
    Sale
    $1.6M 10,569 shares at $152.82 17% of stake
    Traded Dec 3, 2025 Filed Dec 5, 2025
    ↗
  2. Thomas J. Waun Sr. EVP, International
    Sale
    $233K 1,500 shares at $155.00 10% of stake
    Traded Nov 26, 2025 Filed Dec 1, 2025
    ↗
  3. Thomas J. Waun Sr. EVP, International
    Sale
    $339K 2,272 shares at $149.05
    Traded Nov 11–12 Filed Nov 13, 2025
    ↗
  4. D. Scott Barbour See Remarks
    Sale
    $11.9M 80,030 shares at $148.95 65% of stake
    Traded Nov 12, 2025 Filed Nov 13, 2025
    ↗
  5. Tim A Makowski See Remarks
    Sale
    $731K 4,901 shares at $149.21 67% of stake
    Traded Nov 12, 2025 Filed Nov 13, 2025
    ↗

Also filed in the last 12 months, not counted as buying or selling: 26 share withholdings for taxes, 24 stock grants, 18 gifts, 3 other transactions, and 1 option exercise.

Congress

3 members of Congress traded WMS in the last three years: 1 buy and 3 sales.

All Congress trades
  1. Lisa C. McClain R-MI-9Spouse Sell $1K–$15K Jul 16, 2025 filed Aug 13, 2025
  2. Lisa C. McClain R-MI-9Spouse Buy $1K–$15K Jun 17, 2025 filed Aug 13, 2025
  3. Robert P. Bresnahan, Jr. R-PA-8Joint Sell $1K–$15K Jan 13, 2025 filed Feb 13, 2025
  4. Tommy Tuberville R-ALJoint Sell $1K–$15K May 7, 2024 filed Jun 14, 2024

SEC filings

Recent issuer filings from EDGAR, 7 shown.

Filed Form Detail Links
8-K 1.01,7.01,9.01 Filing Doc
8-K 2.02,7.01,8.01,9.01 Filing Doc
10-Q Filing Doc
8-K 5.07,9.01 Filing Doc
8-K 7.01,9.01 Filing Doc
DEF 14A Filing Doc
DEFA14A Filing Doc

Source: SEC EDGAR submissions, updated 13 days ago. All on EDGAR

Financials

US-GAAP annual figures by fiscal year, as tagged in Form 10-K. Each value links to its SEC filing.

Income statement

Metric FY2023 FY2024 FY2025 FY2026
Revenue $3.07B $2.87B $2.9B $3.05B
Gross profit $1.12B $1.15B $1.09B $1.17B
Gross margin * 36.4% 39.9% 37.7% 38.3%
Net income $507.09M $509.92M $450.17M $426.46M
Net margin * 16.5% 17.7% 15.5% 14.0%

Balance sheet

Metric FY2023 FY2024 FY2025 FY2026
Total current assets $1.02B $1.3B $1.32B $1.23B
Total non-current assets * $1.88B $1.97B $2.37B $3.27B
Total assets $2.9B $3.27B $3.69B $4.51B
Total current liabilities $378.8M $439.62M $398.4M $509.47M
Total non-current liabilities * $1.53B $1.55B $1.66B $2.04B
Total equity $0.824B $1.15B $1.53B $1.86B

Cash flow

Metric FY2023 FY2024 FY2025 FY2026
Cash from operations $707.81M $717.93M $581.49M $819.05M
Cash from investing -$0.214B -$0.156B -$0.448B -$1.21B
Cash from financing -$296.28M -$284.34M -$157.73M $156.32M
Net change in cash $197M $278.72M -$26.58M -$235.3M

Source: SEC companyfacts (US-GAAP 10-K). A * marks a computed figure, not a single XBRL tag. Fiscal years are as the issuer labels them. Follow The Filings does not adjust or audit these figures.

Ownership over time

13Fs that reported it each quarter. Click a bar for that quarter’s holders.