Advanced Drainage Systems Inc Congressional Trading
According to U.S. congressional financial disclosures filed under the STOCK Act, members of Congress have reported 10 trades in Advanced Drainage Systems Inc (NYSE: WMS) since 2015, across 5 members, worth an estimated $129.00K in disclosed volume (the midpoint of the dollar ranges members report, not exact amounts). 5 buys against 5 sells, an evenly split skew, with Democratic members responsible for 50% of the trades and Republican members 50%. The most recent disclosure shown was filed August 2025, and Lisa Mcclain has filed the most WMS transactions among those shown, with 2. One notable disclosed move was a purchase by Lisa Mcclain on June 17, 2025, up 17.2% since. These figures are drawn from public House and Senate periodic transaction reports and reflect what members were required to disclose, not the current market value of any position. For the full record, including the month-by-month buy and sell timeline, the party breakdown, top buyers and sellers, and every individual filing, see the Advanced Drainage Systems Inc (WMS) stock overview and the complete trade table below.
Data updated
Price & congressional trade timeline
Party breakdown
Advanced Drainage Systems congressional trading activity
| Politician | Published | Traded | Filed After | Type | Size | Return | |
|---|---|---|---|---|---|---|---|
 Lisa Mcclain House | Aug 13, 2025 | Jul 16, 2025 | 28 days | SELL |  $1,001 - $15,000 | +20.08% | |
Lisa Mcclain House | Aug 13, 2025 | Jun 17, 2025 | 57 days | BUY | $1,001 - $15,000 | +17.24% |
Advanced Drainage Systems (WMS) congressional trading FAQ
Can members of Congress legally trade Advanced Drainage Systems (WMS) stock?
Yes. Members of Congress are permitted to trade individual stocks, including Advanced Drainage Systems (WMS), but the STOCK Act of 2012 requires them to publicly disclose each transaction within 45 days. BullishWhales tracks those disclosures; it does not imply any trade was improper.
Are congressional Advanced Drainage Systems (WMS) trades public?
Yes. Every congressional trade in Advanced Drainage Systems (WMS) on this page comes from mandatory public STOCK Act disclosure filings, which are filed with a delay and may be revised.
How many times has Congress traded Advanced Drainage Systems (WMS)?
Members of Congress have disclosed 10 trades in Advanced Drainage Systems (WMS) worth $129.00K across 5 members, according to public STOCK Act filings.
Which members of Congress have traded Advanced Drainage Systems (WMS)?
Recent and active filers of Advanced Drainage Systems (WMS) disclosures include Lisa Mcclain. The full member-by-member trade list is on this page.
Do Democrats or Republicans trade Advanced Drainage Systems (WMS) more?
Across disclosed Advanced Drainage Systems (WMS) trades, 50% were by Democrats and 50% by Republicans, so it is an even split.
What is the most recent congressional Advanced Drainage Systems (WMS) trade?
The most recent disclosed Advanced Drainage Systems (WMS) trade was a purchase by Lisa Mcclain, filed Aug 12, 2025.
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Not investment advice. Congressional trading data is sourced from public STOCK Act disclosures, which are filed with a delay and may contain errors or be revised. The Tide Score and other figures are generated algorithmically from public filings and market data and describe historical activity, not a recommendation. Always do your own research and consult a licensed financial advisor before making investment decisions.