Who in Congress trades VSM?
Versum Materials, Inc.
2 members of Congress have disclosed 22 VSM transactions between November 7, 2016 – November 16, 2017. Under the STOCK Act these must be filed within 45 days of the trade.
Price and trade timing
When members traded VSM, against its weekly closing price.
Markers sit on the date the trade happened; it was disclosed up to 45 days later. Prices are weekly closes adjusted for splits and dividends. Shown as context for the public record — we do not calculate returns or performance for any member, and none of this is investment advice.
Who trades it most
VSM trades by year
Every disclosed VSM trade
Newest first, through July 24, 2026. Each row links to the original filing.
| Member | Type | Amount | Traded | Filing |
|---|---|---|---|---|
| David PerdueR | Sell | $15,001 - $50,000 | November 16, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | November 13, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | November 2, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | October 19, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | October 10, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | October 6, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | October 5, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | October 2, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | September 26, 2017 | View |
| David PerdueR | Sell | $1,001 - $15,000 | September 11, 2017 | View |
| Gary C. PetersD | Sell | $1,001 - $15,000 | June 27, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | May 5, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | April 27, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | March 23, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | February 2, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | January 12, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | January 4, 2017 | View |
| David PerdueR | Buy | $1,001 - $15,000 | December 22, 2016 | View |
| David PerdueR | Buy | $1,001 - $15,000 | December 2, 2016 | View |
| David PerdueR | Buy | $1,001 - $15,000 | November 15, 2016 | View |
| David PerdueR | Buy | $1,001 - $15,000 | November 8, 2016 | View |
| David PerdueR | Buy | $1,001 - $15,000 | November 7, 2016 | View |
Public STOCK Act disclosures (U.S. Senate eFD and House Clerk), shown for transparency and education — not investment advice, and not a statement of what any member currently owns. Back to the full Congress trades tracker.