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Are Members of Congress Buying or Selling Advanced Drainage Systems?
No members of Congress have reported trading Advanced Drainage Systems (WMS) stock in the past 90 days. The history below covers the past two years.
Congressional trading is one of the alternative data signals AltIndex tracks as part of the WMS AI Score. For corporate insider activity, see WMS insider transactions. To browse trades across every ticker, visit the Congress Trading tracker.
Which Congress Members Are Trading Advanced Drainage Systems?
| Member of Congress | Activity | Trades | Last Trade |
|---|---|---|---|
| Lisa McClain | Mixed $16,000 | 2 | Jul 16, 2025 |
| Rob Bresnahan | Sold $8,000 | 1 | Jan 13, 2025 |
WMS Congressional Trade History
| Member of Congress | Trade Date | Type | Estimated Size |
|---|---|---|---|
| Lisa McClain | Jul 16, 2025 | Sell | $1K – $15K |
| Lisa McClain | Jun 17, 2025 | Buy | $1K – $15K |
| Rob Bresnahan | Jan 13, 2025 | Sell | $1K – $15K |
Frequently Asked Questions: Advanced Drainage Systems Congress Trading
No members of Congress have reported buying or selling WMS stock in the past 90 days. Congressional trades are disclosed under the STOCK Act — view the full history on this page.
Some research has found that congressional stock trades have at times outperformed the market, possibly due to informational advantages. AltIndex tracks these trades as one of 25+ signals in the AI Score. See the full Congress Trading tracker for all recent trades.
Lisa McClain sold Advanced Drainage Systems (WMS) stock most recently, on July 16, 2025.
The estimated net value of congressional trades in Advanced Drainage Systems over the past 2 years is negative, at -$8,000, meaning members of Congress have on balance sold more than they have bought.
Members of Congress can have early visibility into legislation, regulation, and government contracts that may affect a company. Tracking their disclosed trades — alongside other signals — can offer additional context for investment decisions.
