Celestica's Shares Rise 3.67% on $920M Volume, 119th in Daily Rankings as Hyperscaler Contract Drives Momentum
On September 10, 2025, , ranking it 119th among all stocks traded that day. .
Recent developments highlight renewed investor interest in Celestica’s manufacturing capabilities. A key contract expansion with a major hyperscaler was confirmed, signaling sustained demand for the firm’s electronics manufacturing services. Analysts noted this aligns with the company’s strategic focus on high-growth sectors like cloud infrastructure and AI hardware. Supply chain resilience metrics also drew attention, .
Operational updates included the commissioning of a new cleanroom facility in Texas, enhancing its ability to handle advanced semiconductor packaging work. Management emphasized cost discipline in the latest earnings call, . These factors combined to position CelesticaCLS-- as a defensive play amid sector volatility.
To run this back-test rigorously I need to confirm a few implementation details: 1. Universe — Do you want to consider all U.S. common stocks (NYSE + NASDAQ + AMEX) or a specific subset (e.g., S&P 500 constituents)? 2. Ranking timestamp & execution price — Should the strategy rank stocks by the SAME-DAY closing volume and enter at that close, or rank by the prior day’s volume and enter at the next-day open? 3. Position sizing — Equal-weight across the 500 names each day, correct? 4. Trading frictions — Any commission, slippage, or short-sale constraints to model? Once I have these details I can pull the necessary data and run the back-test.

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