Lisa C. McClain bought Taiwan Semiconductor Manufacturing (NYSE: TSM)
Lisa C. McClain (R-MI), a U.S. Representative, has disclosed 11 trades in Taiwan Semiconductor Manufacturing (TSM) since 2024, 6 purchases and 5 sales, worth an estimated $438K in disclosed volume (the midpoint of the dollar ranges members report, not exact amounts).
The trade highlighted here is a purchase: Lisa C. McClain bought $15,001 - $50,000 of Taiwan Semiconductor Manufacturing (NYSE: TSM) on March 11, 2024. Since that trade, TSM is up +176.50% against the S&P 500 up +46.60%, an outperformance of +129.89%.
Across these filings, Lisa C. McClain has been a net buyer of TSM (a buy-to-sell ratio of 1.20). The most recent disclosed TSM transaction shown was dated October 31, 2025. Each row in the table below links to that trade and its post-trade performance versus the market.
Data updated
Lisa C. McClain's TSM trades vs the price
TSM is up +176.50% since Lisa C. McClain bought on March 11, 2024, versus +46.60% for the S&P 500.
Performance since this trade
All Lisa C. McClain TSM trades
Estimated profit is shown for buys only, marked to the latest close. It is an estimate and does not net later sells, taxes, or fees.
Lisa C. McClain & TSM trading FAQ
Is it legal for Lisa C. McClain to trade Taiwan Semiconductor Manufacturing (TSM) stock?
Yes. Members of Congress are allowed to trade individual stocks, including Taiwan Semiconductor Manufacturing (TSM), but the STOCK Act of 2012 requires them to publicly disclose each transaction within 45 days. Quantellect tracks those disclosures; this page does not imply the trade was improper.
When did Lisa C. McClain buy TSM?
Lisa C. McClain disclosed a purchase of $15,001 - $50,000 of Taiwan Semiconductor Manufacturing (TSM) on March 11, 2024, according to public STOCK Act filings.
How has TSM performed since Lisa C. McClain's trade?
Since Lisa C. McClain bought TSM on March 11, 2024, the stock is up +176.50%, versus +46.60% for the S&P 500 over the same period, an outperformance of +129.89%.
How many times has Lisa C. McClain traded TSM?
Lisa C. McClain has disclosed 11 TSM trades since 2024 (6 purchases and 5 sales). Every disclosed trade is listed on this page.
How soon must members of Congress disclose a trade?
Under the STOCK Act, members of Congress must publicly report a covered transaction within 45 days of the trade. Filings can still be delayed, amended, or contain errors.
Where can I see all congressional TSM trades?
Quantellect tracks every disclosed congressional trade in Taiwan Semiconductor Manufacturing (TSM) on the Taiwan Semiconductor Manufacturing congressional trading page, which aggregates filings across all members of Congress.
Lisa C. McClain's TSM tradesAll congressional filings for Taiwan Semiconductor ManufacturingLisa C. McClain's full profile
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. Estimated prices and post-trade returns are derived algorithmically from public filings and end-of-day market data and describe historical activity, not a recommendation. Always do your own research and consult a licensed financial advisor before making investment decisions.