Apple Inc. (AAPL)

Positive ROE while WLDS is negative. John Neff would see if this signals a clear edge over the competitor.

Positive ROA while WLDS shows negative. Mohnish Pabrai might see this as a clear operational edge.

Both companies show negative ROCE. Martin Whitman would investigate if external factors hamper profitability.

Positive margin while WLDS is negative. John Neff would see if this confers a decisive advantage.

Both companies are negative at the operating level. Martin Whitman would see if the entire niche faces fundamental challenges.

Positive net margin while WLDS is negative. John Neff might see a strong advantage vs. the competitor.