Rivian Shares Rally 4.04% on Strategic Shifts and Supply Chain Diversification $700M Volume Ranks 160th

. 18, 2025, , ranking 160th among U.S. stocks. The electric vehicle maker's shares gained momentum amid strategic updates and production progress. Recent announcements highlighted expanded battery cell sourcing from Northvolt and a revised production timeline for its 2025 R1T model, addressing prior delays. Analysts noted the move to diversify supply chains could mitigate risks in a volatile EV market.

Investor sentiment was further bolstered by undisclosed partnership developments with a major European logistics firm, though details remain under confidentiality agreements. The company also reiterated its commitment to reducing per-unit manufacturing costs through automation upgrades at its Illinois facility. These operational improvements align with broader industry trends toward efficiency optimization amid softening demand for premium EVs.

A backtest of a volume-based trading strategy from Jan. 1, 2022, to present requires clarification on two parameters: (1) universe definition (e.g., . next-day open). Once specified, the analysis would generate daily rankings, create one-day holding signals, and simulate portfolio performance. Final results will depend on these parameters and any adjustments to the initial assumptions.