Illinois (ITW) Shares Drop 1.76% as Trading Volume Slumps to 382nd Rank Amid Aerospace Delays and Energy Sector Struggles

On October 9, 2025, , . The move followed reports highlighting operational challenges at the industrial conglomerate, including delayed contract awards for its aerospace division and underperformance in its energy equipment segment amid softer commodity prices. Analysts noted these factors weighed on investor sentiment despite stable cash flow metrics in its core manufacturing units.

, attributed to supply chain bottlenecks in critical raw materials. While the company reaffirmed its 2025 guidance during a conference call, investors remained cautious over near-term execution risks. A separate regulatory update indicated ongoing investigations into procurement practices at one of its European subsidiaries, though no material financial exposure was disclosed at this stage.

To run this back-test robustly I need to pin down a few implementation details that aren’t fully specified yet: 1. Universe • “Top 500 by daily trading volume” – which market(s) should we scan each day? – All U.S. common stocks (NYSE + NASDAQ), or another universe? 2. Execution price • Buy at that day’s close and sell at the next day’s close (the most common one-day-hold convention), or buy at the following open? 3. Weighting & rebalancing • Equal-weight across the 500 names each day, or volume-weighted / market-cap-weighted? 4. Trading frictions • Assume zero transaction costs and perfect liquidity, or should we include, say, ? 5. Benchmark • Would you like the results compared with a reference index (e.g., ? Let me know your preferences on the above and I’ll proceed with the back-test.