TSMC Surges 1.55% on New 35% U.S. Tax Credit Ranks 20th in $3.19 Billion Trading Volume

On September 8, 2025, , ranking 20th in market activity. The stock's performance was influenced by policy developments in the U.S. semiconductor sector. A newly enacted legislative package, the One Big Beautiful Bill Act, . before 2026, . This provision directly benefits firms like TSMC, . manufacturing investments.

Analysts highlighted the policy's potential to accelerate domestic chip production. The is expected to reduce capital expenditure burdens for manufacturers operating or planning U.S.-based facilities. Industry observers noted that clear policy support enhances investor confidence in long-term growth trajectories for companies with significant domestic fabrication commitments. The legislation aligns with broader U.S. efforts to strengthen domestic semiconductor capabilities through targeted financial incentives.

To ensure I back-test exactly what you have in mind, could you please clarify a few details? 1. Universe • Do you want the entire U.S. stock market (all listed equities) or a narrower universe (e.g., Russell 3000, S&P 1500, NASDAQ-listed only, etc.) for the daily volume ranking? 2. Execution price • Should the strategy buy at the same-day close and sell at the next-day close (most common)? • Or buy next-day open and sell next-day close? 3. Transaction costs / slippage • Should I include any per-trade commission or slippage assumptions? If so, what values? 4. Re-investing proceeds • Should the strategy fully reinvest in the top-500 names each day (equal-weighted) with no cash left over? Once I have this information, I can set up the back-test (or propose an approximation, noting that the current single-ticker back-test engine may require a portfolio-level workaround).